Software Development is a process of creating, maintaining, and auditing software and applications for specific systems. A Software Developer is a computer programmer who specializes in the development of software applications and systems of varying complexity, from enterprise standard applications to mobile and web applications. Depending on the project, Software Developers may be involved in designing interactive features, new products or designs, fixing bugs, or improving existing features. Ultimately the Software Developer will help create the software that helps client achieve their goals.

Here's some projects that our expert Software Developer made real:

  • Developing custom project/database management systems
  • Creating apps for iOS with APIs for trade simulations and tracking histories
  • Developing JAVA applications with student and course management components
  • Creating advanced particle plug-ins for Adobe After Effects
  • Parameterizing an internal classifieds system for Amazon (using Java)
  • Creating swiftUI views
  • Developing a detailed implementation plan with gantt chart.
  • Writing codes for FinTech
  • Creating inventory management solutions for forwarding services.

Software development is all about making the client’s digital dreams come to reality with tailor made coding solutions. Hire expert Software Developers on Freelancer.com to realize any project you can dream up, big or small! Our team of experienced coders are ready to real your project in a cost effective and timely manner -- no matter what your needs may be. All you need do is post your project and our reliable experts will ensure your success.

A partir das avaliações de 268,164, os clientes avaliam nosso Software Developers 4.9 de 5 estrelas.
Contratar Software Developers

Software Development is a process of creating, maintaining, and auditing software and applications for specific systems. A Software Developer is a computer programmer who specializes in the development of software applications and systems of varying complexity, from enterprise standard applications to mobile and web applications. Depending on the project, Software Developers may be involved in designing interactive features, new products or designs, fixing bugs, or improving existing features. Ultimately the Software Developer will help create the software that helps client achieve their goals.

Here's some projects that our expert Software Developer made real:

  • Developing custom project/database management systems
  • Creating apps for iOS with APIs for trade simulations and tracking histories
  • Developing JAVA applications with student and course management components
  • Creating advanced particle plug-ins for Adobe After Effects
  • Parameterizing an internal classifieds system for Amazon (using Java)
  • Creating swiftUI views
  • Developing a detailed implementation plan with gantt chart.
  • Writing codes for FinTech
  • Creating inventory management solutions for forwarding services.

Software development is all about making the client’s digital dreams come to reality with tailor made coding solutions. Hire expert Software Developers on Freelancer.com to realize any project you can dream up, big or small! Our team of experienced coders are ready to real your project in a cost effective and timely manner -- no matter what your needs may be. All you need do is post your project and our reliable experts will ensure your success.

A partir das avaliações de 268,164, os clientes avaliam nosso Software Developers 4.9 de 5 estrelas.
Contratar Software Developers

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    232 trabalhos encontrados

    Preciso de apoio para desenvolver meu Trabalho de Conclusão de Curso em Análise e Desenvolvimento de Sistemas no IFBA. O tema definido é um Sistema Inteligente de Coleta com foco em aumentar a satisfação do cliente. O que busco • Desenvolvimento completo do sistema de coleta – da concepção à implementação. • Relatório técnico entre 40 e 50 páginas que descreva arquitetura, metodologia, testes e resultados. • Prazo total aproximado de 6 meses, com entregas parciais combinadas. Requisitos-chave • A solução deve priorizar a experiência do usuário, reduzindo pontos de atrito no processo de coleta. • Quero ver propostas detalhadas de projetos: cr...

    €399 Average bid
    €399 Média
    21 ofertas

    Preciso de um mod Forge para Minecraft 1.20.1 que adicione um segundo slot de peitoral ao inventário do jogador, funcionando como um espaço dedicado para itens especiais do Tinkers Construct. A ideia é que o usuário possa vestir a armadura normal no slot padrão e, neste novo slot, encaixar peças ou upgrades criados no Tinkers. Pontos-chave do que imagino: • Compatibilidade total com Tinkers Construct – o item colocado no slot extra deve respeitar atributos, efeitos e durabilidade previstos pelo mod. • Interface intuitiva – o novo slot deve aparecer de forma clara na tela de inventário padrão. • Multijogador: seria ótimo se funcionasse em servidores; não é obrigatório, mas ace...

    €68 Average bid
    €68 Média
    8 ofertas

    I have just uploaded Wiley’s “NJDv5” journal template to Overleaf and it refuses to compile even before I add any of my own material. The log halts on the very first run with several fatal errors, so this is not a case of something I introduced later. The project currently contains only the stock files plus my .bib database; no extra images or custom packages have been added. I need someone who understands the interplay of the template’s class file, the bundled packages, and Overleaf’s TeX Live environment to: • locate and eliminate the compilation errors, • keep the template fully Wiley-compliant, and • return a clean Overleaf project that builds successfully along with a brief note explaining what was changed so I can maintain it. I...

    €130 Average bid
    €130 Média
    21 ofertas

    I’m rolling out a fresh Odoo 19 Enterprise environment and need an experienced Odoo developer to take the project from zero to production, with particular attention on the Project and Manufacturing apps. Scope of Work – Project module: build the custom workflows my team follows, add a handful of bespoke fields we rely on for reporting, and generate tailored PDF/XLS reports for management. – Manufacturing module: create flexible, multi-level BOM structures, configure advanced production-line scheduling, and embed the quality-control steps we run on the shop floor. Because I am starting from a clean database, no data migration is necessary; everything can be configured from scratch. Deliverables 1. Fully configured Odoo 11 Enterprise instance (Project & MRP) r...

    €14 / hr Average bid
    €14 / hr Média
    85 ofertas

    I’m kicking off a fresh software project and need a developer who can take the idea from rough concept to a polished, ready-to-use application. The broad goal is clear, but I’d like your help refining detailed specs, selecting the most suitable tech stack, then coding, testing, and packaging the final build. Clean, well-documented code, stable performance, and transparent communication matter more to me than any specific language or framework. We’ll move in milestones, manage versions in Git, and keep feedback loops tight so nothing falls through the cracks. Deliverables at hand-over: • Compiled application • Complete, neatly commented source code • Setup instructions and a concise user guide If this green-field build aligns with your skills, sha...

    €263 Average bid
    €263 Média
    24 ofertas
    X86 Assembly Coding Support
    6 dias left
    Verificado

    I’m integrating a small yet critical X86 routine into a larger, production-grade application and need a seasoned assembly programmer to jump in quickly, finish the code, and prove it works with a clear screenshot of the routine executing correctly. You will receive my current source and a brief on the expected behaviour. Tweak, extend, or completely rewrite the segment—whatever delivers a clean, working solution that slots straight into our existing build. Accuracy matters more than elegance, but if you can squeeze in a performance gain, all the better. Please return: • The updated .asm (or .s) file and any supporting files • A short note on what you changed and why • A screenshot of the program running and producing the expected output in a terminal or d...

    €134 Average bid
    €134 Média
    38 ofertas

    Annuncio: Cercasi Igneniere informatico Freelance Stiamo cercando un libero professionista esperto per la realizzazione di un nuovo progetto software. La posizione è 100% da remoto. Il Progetto: Focus sulla Realizzazione A differenza di molti incarichi freelance nebulosi, entri in un contesto estremamente organizzato. Documentazione pronta: Le specifiche tecniche, l'architettura e la documentazione progettuale sono già state completate. Design pronto: (Se applicabile) I mockup e le linee guida di design sono già definiti. Il tuo compito: Non dovrai preoccuparti dell'analisi funzionale o di "inventare" i requisiti. Il tuo focus sarà esclusivamente sulla scrittura di codice di qualità e sulla realizzazione tecnica di quanto gi&agr...

    €7162 Average bid
    €7162 Média
    25 ofertas

    I am seeking an experienced Salesforce B2B and B2C Commerce Developer to design, develop, and implement scalable Salesforce Commerce and Experience Cloud solutions for global enterprise clients. This is a remote contract role requiring availability during Eastern Standard Time (US 8am–5pm). Responsibilities Design and develop solutions using Salesforce B2B Commerce Cloud and B2C Commerce Cloud (SFCC) Build scalable, high-performing storefronts Develop custom components, controllers, pipelines, cartridges, and integrations Implement business logic using Apex, JavaScript, and Salesforce APIs Configure and customize Salesforce Experience Cloud for B2B portals Integrate Salesforce Commerce with external systems (ERP, OMS, Payment, CRM, etc.) Ensure performance, scalability, and ...

    €392 Average bid
    €392 Média
    82 ofertas

    Software Requirements Specification (SRS) TaxSmooth – Income Tax Return Filing System 1. Introduction 1.1 Purpose This document specifies the software requirements for TaxSmooth, a web-based system for filing Income Tax Returns (ITR) in India. The specification is intended for stakeholders including product owners, developers, testers, and compliance reviewers. 1.2 Scope TaxSmooth is a secure web application that enables individual taxpayers to prepare, validate, submit, and verify income tax returns electronically. The system supports multiple ITR forms, automated tax calculations, capital gains processing, and statutory verification mechanisms. 1.3 Definitions, Acronyms, and Abbreviations • ITR – Income Tax Return • PAN – Permanent Account Number • DSC &n...

    €501 Average bid
    €501 Média
    28 ofertas

    Summary: Development of a scalable web MVP for users to automate quote generation via voice input. The system must be designed from the outset to allow for rapid scaling to a large number of users (SaaS architecture). The development of a scalable web MVP for users to automate quote generation via voice input. The system must be built from the beginning to allow for rapid scaling to a large number of users. Experience in OpenAI API, PDF generation, and multi-language SaaS web applications is essential. Core Function (MVP Phase 1), Workflow 1. User records the quote or uploads an audio file. 2. Speech-to-text (OpenAI or alternative). 3. LLM converts text into structured JSON. 4. JSON is loaded into an editable quote form. 5. User can manually correct or add items. 6. Automatic ca...

    €468 Average bid
    €468 Média
    138 ofertas

    I run a Java-based restaurant management application and need it to talk seamlessly to both Swiggy and Zomato so that staff never have to re-enter data in multiple dashboards. The scope is straightforward: connect to each partner API, pull menus, push updates, receive orders instantly, and track every delivery milestone without manual refreshes. Real-time event handling (webhooks or long-polling, whichever the platforms allow) is essential so that kitchen screens and POS reports stay in sync second-by-second. Please deliver: • Menu synchronisation: create, update and deactivate items and modifiers from my app and reflect those changes on Swiggy and Zomato. • Order management: ingest new orders automatically, send accept/cancel actions, print kitchen tickets, and post order stat...

    €89 Average bid
    €89 Média
    24 ofertas

    I need a clean, reusable .NET MAUI framework that runs on both Android and iOS. The core of the job is a Bluetooth Low Energy driver focused on monitoring-and-notification use cases, wrapped in a virtual communication layer that speaks a fully custom protocol next to standard BLE read/write/notifications characteristics Here is what I expect: - Knowledge AND EXPERIENCE how to run/build BLE MAUI applications, please add this in your response, might need communication • A solution skeleton in MAUI with well-structured projects for shared code, platform specifics, and tests. • A BLE service that discovers, connects, subscribes, and streams characteristic changes, exposing them through events/observables suitable for reactive UI updates. • The virtual channel: encode/dec...

    €16 / hr Average bid
    €16 / hr Média
    113 ofertas

    Ich benötige eine schlanke, aber erweiterbare Integration zwischen Shopify und Microsoft Dynamics 365 Business Central. Hauptaufgabe ist es, Produkt- und Bestelldaten in Echtzeit über die Business Central API auszutauschen, ohne zusätzliche Zwischenplattform. Kernanforderungen • Echtzeit-Synchronisation:  – Produkte (Artikelstammdaten, Preise, Bestände)  – Bestellungen inkl. Status-Updates • Technologie: Nutzung der Business Central REST-API als zentrales Gateway; auf Shopify-Seite gern native REST-Endpunkte oder GraphQL, solange die Lösung konsistent bleibt. • Modularer Aufbau, sodass künftige Erweiterungen (z. B. Kundendaten) mit minimalem Aufwand eingebunden werden können. • Sauberes Fehler-Handlin...

    €2133 Average bid
    €2133 Média
    54 ofertas

    I am launching a fully-independent blockchain network and need an experienced developer who can take the project from white-paper to mainnet. The chain will run on a Proof of Work consensus, operate inside a closed environment (no external chain bridges), and issue a fiat-collateralized stablecoin that functions much like USDT but lives natively on this new ledger. Beyond the core protocol, I will also require built-in wallet support and a smart-contract layer so third-party developers can deploy dApps once the network is live. Security is paramount; every component—from key management to consensus—must be hardened against common attack vectors and accompanied by clear documentation. Key deliverables • PoW node software and full network setup (testnet + mainnet) &bul...

    €3778 Average bid
    €3778 Média
    64 ofertas

    I need a series of well-researched, formally written technology articles that speak to executives and other professional readers. The subject matter will revolve around current tech trends—think AI breakthroughs, cybersecurity developments, software innovations, and hardware advances. Here is what I expect from each article: • 800–1,200 words of original content, structured with clear headings and sub-headings • A consistently formal, professional tone without slipping into jargon overload • Accurate facts backed by reputable sources, cited in-text or at the end • A brief meta description and suggested title for easy publication • Delivery in Google Docs or Word, ready for a quick review and light editing I will provide the working title...

    €8 / hr Average bid
    €8 / hr Média
    18 ofertas

    I need a lightweight, standalone .exe that lets me write directly on top of any Windows desktop for live Teaching/Tutoring sessions. Core functionality has to feel as natural as a whiteboard: • Drawing tools with pressure-sensitive freehand lines • Unlimited undo / redo • An “infinite” canvas that scrolls or drags freely so I can move the work area by hand • Simple file import (PDF, PNG, JPG) to annotate over existing material A clean interface is more important than bells and whistles, but the engine must stay fast even on mid-range laptops running Windows 10/11. I’m open to your preferred framework—Electron, WPF, C++, or another—so long as the final deliverable is a single installer or portable .exe. Please include: 1. A bri...

    €11 Average bid
    €11 Média
    10 ofertas

    I need a straightforward Android productivity app focused purely on task management. The idea is to give users a clean, lightweight way to create, edit, and track their tasks on the go, without the clutter of calendars or note-taking modules. Core scope • Users must be able to add tasks, group or prioritize them, mark them complete, and search or filter quickly. • Data should persist locally and sync smoothly whenever the device is online. • A simple, modern UI that feels native to the latest Android versions is essential. I’m open to your suggestions on the specific paradigm—whether classic to-do lists, a kanban-style flow, or smart reminders—as long as it stays intuitive and fast. Please build with current Android Studio, and structure the code so...

    €118 Average bid
    €118 Média
    47 ofertas

    Most of the core application is already live, but I need a reliable Python/Django developer who can step in quickly and bring the project to the finish line. Here is what I still need: • Add new features that plug smoothly into the current codebase. • Polish and extend existing functionality so workflows feel seamless for end-users. • Track down and fix the lingering bugs we’ve logged. • Refresh selected user-interface screens while keeping the existing design language. • Tweak backend logic where necessary to support the updated UI. The stack is pure Python/Django, so deep familiarity with Django models, views, templates, DRF, and common third-party packages is essential. You should also be comfortable working in Git, writing clear commit messages,...

    €249 Average bid
    €249 Média
    54 ofertas

    I’m building a high-end real-estate lead engine that can capture, qualify, and route 150–200 fresh inquiries every week with a hard 99.5 % uptime target. Instead of a generic chatbot, the core of this MVP is a lightning-fast Custom Qualification UI written in React, backed by a Node.js API and a PostgreSQL (or comparable SQL) data store. What I need from you is end-to-end ownership of the stack: solution architecture, clean code, robust testing, and cloud deployment. The product must open the door for future add-ons such as a real-time analytics dashboard, but for this first milestone the focus is on: • Lead scoring system that assigns quality grades the moment data arrives • Automated lead routing that pushes hot prospects to the correct broker or CRM queue wit...

    €7153 Average bid
    €7153 Média
    69 ofertas

    WebRTC Call Recording Issues in Desktop Dialer (JsSIP) We are working on a desktop VoIP dialer built using JsSIP and WebRTC and are facing multiple issues related to audio call recording that need to be analyzed and fixed. Issues Observed 1. Conference Call Recording Controls o User-facing Start / Stop recording buttons do not work reliably during conference calls. o Recording sometimes does not include all participants or does not stop correctly. 2. Critical: Background Audio Recording o Audio recording sometimes continues or restarts without explicit user action or permission. o This is a privacy and browser policy compliance issue and must be handled strictly via user consent and proper MediaStream cleanup. 3. Recording Failure During Multiple Calls o When handling multiple or consecuti...

    €9 / hr Average bid
    €9 / hr Média
    9 ofertas
    SaaS Analytics Platform Build
    6 dias left
    Verificado

    The heart of the product is Data analytics and reporting. Every logged record must flow into a robust pipeline that supports: • Real-time data visualization so case managers, HR and WHS officers can watch trends as they unfold. • Predictive analytics to help organisations spot emerging risks before they escalate. • Custom report generation that lets Admin, Editor and Viewer roles export exactly what they need, in their preferred format. The system will include: Secure user authentication and role-based access Multi-organisation (multi-tenant) architecture Structured assessment forms and data capture Incident/workflow management functionality Dashboards with trend analysis and reporting Export capabilities and audit logging Cloud hosting in Australia This is ...

    €2468 Average bid
    ADC
    €2468 Média
    104 ofertas

    I need a purpose-built invoicing application that lets me design each invoice from scratch rather than forcing me into a fixed template. Once the layout is set, the system should automatically issue invoices on the schedule I define and then track incoming payments in real time, flagging anything overdue. Core requirements • Custom-designed invoice editor with my branding, colours, and field placement • Automated invoicing triggered by due dates, project milestones, or manual push • Payment tracking dashboard that updates status the moment a client pays, with reminders for unpaid items • Export and reporting options so I can see totals, outstanding balances, and payment history at a glance What Your Software Will Have Billing Barcode scan to add items Auto p...

    €261 Average bid
    €261 Média
    27 ofertas

    I need a simple PrestaShop module called "Holiday" for seasonal visual effects. Requirements: Admin panel to enable/disable effects Multiple effects: snowflakes, falling flowers, festive decorations, greeting banners Date range scheduling (auto start/stop) Intensity controls (light/medium/heavy) Page selection (homepage, all pages, etc.) Compatible with PrestaShop 8.2 Lightweight and mobile-responsive Deliverables: Ready-to-install module ZIP file Basic setup instructions Clean, commented code Budget: $50-100 Timeline: [Your deadline - e.g., 1-2 weeks] Please share examples of PrestaShop modules you've built.

    €133 Average bid
    €133 Média
    45 ofertas

    I have a fresh software idea that must run natively on macOS. The scope is pure development work—no web or mobile components—and the end goal is a polished, production-ready Mac application packaged as a standard .app bundle. Here’s the current picture: • Platform: macOS only • Work type: full software development, including coding, internal testing, and packaging • Preferred toolchain: Xcode with Swift or Objective-C (open to expert guidance on frameworks such as Cocoa, SwiftUI, Core Data, etc.) Deliverables 1. Compilable Xcode project with well-structured source code. 2. Signed and notarized .app file ready for distribution. 3. Brief build & deployment guide. Acceptance criteria • The app launches without errors on the latest two macOS ver...

    €278 Average bid
    €278 Média
    19 ofertas

    Busco a quien desarrolle una página web para mi negocio de sorteos en línea. La plataforma debe permitir vender números aleatorios de dos o más cifras y garantizar que cada compra asigne y registre esos números automáticamente. Requisitos funcionales • Pasarela de pago centrada en tarjeta de crédito/debito y pagos PSE • Motor que genere, distribuya y almacene números aleatorios para cada usuario. • Panel de usuario con: – Historial de transacciones visible y filtrable. – Notificaciones configurables sobre compras, ganadores y promociones. • Página pública de resultados para mostrar ganadores en tiempo real. • Sección de Términos y Condiciones accesible d...

    €124 Average bid
    €124 Média
    42 ofertas

    Je cherche un expert capable de transformer des informations techniques complexes en documents clairs, précis et exploitables. Mon activité se concentre sur le développement ; j’ai donc besoin d’une plume spécialisée en rédaction technique pour : • Rédiger des spécifications fonctionnelles et techniques à partir de notes d’ingénierie. • Produire des guides d’utilisation, manuels d’installation et documentations API destinés aux équipes web, mobiles ou logicielles. • Structurer le contenu afin qu’il soit cohérent avec les normes internes (glossaire, numérotation, style de code, diagrammes). • Livrer les fichiers au format Word ou ...

    €387 Average bid
    €387 Média
    18 ofertas

    NOMBRE PROYECTO Personalización módulo Cotizaciones en Odoo + Modificación plantilla PDF (QWeb / Studio) Version Odoo 18.0+e (Edición Enterprise) DESCRIPCIÓN DEL PROYECTO Estamos utilizando Odoo (módulo Ventas / Cotizaciones) y necesitamos realizar mejoras tanto en la vista del formulario como en el PDF generado. 1. Modificaciones en el formulario de Cotización Se requiere: * Crear nuevos campos seleccionables (tipo lista desplegable / selección). * Quitar u ocultar campos que actualmente no utilizamos. * Reorganizar visualmente ciertos bloques de información. * Asegurar que los nuevos campos también queden disponibles para impresión en el PDF. Idealmente usando Odoo Studio, pero si es necesario desarrollo en ...

    €194 Average bid
    €194 Média
    31 ofertas

    We are looking to digitize our inspection workflow through a custom application built with Power Apps. The goal is to enable inspectors to complete inspections entirely from their mobile devices or tablets without relying on paper forms. The app should allow users to open structured digital forms tailored to our inspection process. Inspectors must be able to capture and upload photos directly from their device camera or select images from their gallery. The application should also support manual data entry for observations, measurements, and other required fields. All collected information must be securely stored in SharePoint as a centralized record. Each inspection should generate a structured and traceable entry in the system. Upon completion of an inspection, the system must automatica...

    €165 Average bid
    €165 Média
    88 ofertas

    I need a fully-functional Harness pipeline that covers both Continuous Integration and Continuous Deployment for three distinct environments—Development, Staging, and Production. The goal is to push code from Git through automated build, test, and deploy stages with zero manual touchpoints and clear promotion rules between each environment. Along the way, I want the pipeline to trigger my existing continuous testing suite and publish results inside Harness so release decisions are data-driven. After deployment, success metrics, logs, and alerts must flow automatically into the monitoring and logging stack I already use (Prometheus + Grafana; open to other native Harness integrations if they make life easier). Because this is a configuration-heavy task, I’d like the end result ...

    €13 / hr Average bid
    €13 / hr Média
    35 ofertas

    I need a lightweight e-signature solution that I can drop straight into my existing business-form workflow. Sometimes the signer should be able to draw or type a signature right inside the form itself; at other times I want to trigger a separate, dedicated signing screen so the process feels more formal. Having both options built in is essential for me to match different client preferences. Deliverables • Fully functional e-signature module supporting both embedded and standalone flows • Brief implementation guide and one test form demonstrating the two signing modes I’ll test on a sample form first; once signatures and audit data verify correctly, we can wrap up.

    €19 / hr Average bid
    €19 / hr Média
    200 ofertas

    Project Overview Project Name: School Student Attendance System Goal: Build a system that allows teachers/staff to mark student attendance (possibly with location/time), notifies parents via push notifications when the student is ready for pickup or has been picked up, enables parents to confirm/view status, and handles basic student/parent/teacher data. Architecture: • Mobile App (Teachers / Parents) • Oracle APEX Backend (Admin / Reports / APIs) • Oracle Database Duration: 2 Months (8 Weeks) System Architecture 1) Mobile Application Users: • Teachers → mark attendance and deliver students • Parents → Students receive and students tracking. • Security → deliver students (optional) Features: • Login • Class & student list •...

    €1099 Average bid
    €1099 Média
    227 ofertas
    Python RSSI Modbus Script
    6 dias left
    Verificado

    I’m running an InHand IG502 cellular gateway and need a focused Python add-on that exposes the unit’s current RSSI (raw dBm) as a holding register inside the built-in Modbus server. The immediate aim is simply to monitor signal quality; once the value is available we will pass it through our existing RS-485 link into the DNP3 layer of the external SCADA. Key points you should know while coding: • Device: InHand IG502 (OpenWrt-based, Python 3 available). • Output format: raw signal strength value, no scaling or percentage. • Register must be readable via Modbus-TCP and Modbus-RTU so I can map it downstream. Byte order can be little-endian; just document what you use. • Communication onward to DNP3 happens on my side, so the script only has to populate ...

    €159 Average bid
    €159 Média
    111 ofertas

    I’m looking to team up with a U.S.–based software engineer who enjoys the client-facing side of projects—early discovery calls, scoping, proposals, and closing—while I concentrate on building and supporting the software itself. Here’s how I envision it working: • You lead all client communication and sales touchpoints • I handle end-to-end development, deployment, and ongoing support • We agree on a clear revenue split before each project kicks off My background is in shipping production-grade web applications: payment-enabled platforms, internal operational dashboards, and workflow automation tools that teams rely on every day. I work independently, keep timelines predictable, and keep headaches low for my partners. I’d like to s...

    €3260 Average bid
    €3260 Média
    61 ofertas

    Jsme dva spoluzakladatelé a dokončujeme digitální platformu zaměřenou na online video obsah. Projekt je z velké částí hotový, ale původní vývojář ho musel opustit ještě před finální fází. Hledáme někoho, kdo převezme technickou část, pomůže dokončit poslední věci a bude s námi projekt dál rozvíjet. Jedná se o webovou aplikaci, frontend je v , backend v NestJS, databáze PostgreSQL. Hledáme někoho, kdo chce být součástí nového projektu a aktivně se podílet na jeho směřování. Projekt si financujeme sami, takže momentálně nemůžeme nabídnout fixní plat. Můž...

    €24 / hr Average bid
    €24 / hr Média
    36 ofertas

    I need a custom ELRS (ExpressLRS) solution for drone control, utilizing an STM microcontroller instead of the original MCU. Key requirements: - Improved range - Enhanced security - Dual band - Mesh networking capabilities Ideal skills and experience: - Proficiency in STM microcontrollers, especially STM32 - Strong background in RF communication and protocols - Experience with drone control systems - Knowledge of security implementations in wireless networks - Familiarity with mesh networking technology Please provide relevant experience in your bids.

    €3299 Average bid
    €3299 Média
    29 ofertas
    Restaurant and Retail POS
    6 dias left
    Verificado

    I’m looking for an experienced developer/team to build a complete offline-first POS platform that runs reliably on a local network (LAN). The system must keep working when the internet is down, but also support optional online features for some customers (e.g., cloud reporting, multi-site reporting, remote backups, and online ordering integrations). In short: offline by default, online when needed. Two product modes in one codebase A) Hospitality (Restaurant / Bar) Windows POS touchscreen: tables & floorplan, open tickets, split/merge/move, void/refund, discounts, VAT/tax rules Android handheld ordering (PWA or native): fast ordering per table, live sync with POS + KDS, offline queue + retry KDS (Kitchen Display System): new → preparing → ready, station routing (kit...

    €8012 Average bid
    ADC
    €8012 Média
    144 ofertas

    I already have a stable JS layer running inside an Angular code-base; connections establish reliably and there are no outstanding bugs. The next step is to broaden what that layer can do. What I need now is a series of feature additions built directly on the existing JS service: • Real-time Video & Audio conferencing that handles multiple participants, with mute / un-mute and simple layout switching. • Peer-to-peer File transfer (drag-and-drop plus progress feedback). • Data-channel-based messaging suitable for lightweight chat and control signals. The repository is a standard Angular 19 workspace (TypeScript, RxJS, SCSS, Git). You will receive a clean branch with the current JS service, mock components, and basic UI stubs so you can plug in your work without touc...

    €225 Average bid
    €225 Média
    42 ofertas

    Hi, I'm looking for an experienced React developer to help fix and improve my existing website. The site is already built with React, but there are some bugs, layout issues, and areas that need optimization. I'd like someone who can review the current code, identify problems, and make the necessary improvements to ensure everything works smoothly and looks good across all devices. What I need: - Fix existing bugs and errors in the React app - Improve responsiveness and UI layout - Optimize performance and code quality - Ensure compatibility across major browsers and devices You won't need to build the project from scratch - this is mainly about fixing and refining the current website. I'll provide the source code and details after hiring. If you have solid experien...

    €113 Average bid
    €113 Média
    214 ofertas

    Hello , I have a cabled weather station ready to go, but I need an experienced hand with the physical installation side only. The job covers everything from mounting the sensors and console, running and securing the cable, to making sure connections are weather-proofed, grounded, and reading correctly once powered up. Brand is flexible—I simply need someone familiar with the usual hardware found in systems such as Davis Instruments, AcuRite, La Crosse, or similar. Only serious freelancer Auto bids not good Thank you

    €114 Average bid
    €114 Média
    5 ofertas

    I want to dig deep into the NIST SP 800-22 randomness test suite and document the entire journey from set-up to results. Your assignment is to: • study the concepts in “”, • download and compile the official tests from , • create several fresh bit streams of suitable length using your own generator. I intend these to be pseudorandom sequences produced with the “Cryptography doctor” approach I have in mind, so please do not rely on the NIST software itself as a source of bits, only as the evaluator, • run every applicable test in the suite against my sequences, capture all intermediate statistics, and interpret the p-values with respect to the recommended 1 % / 5 % thresholds, • prepare a clear report that explains each step: how you...

    €24 Average bid
    €24 Média
    20 ofertas

    I’ve just finished deploying a new Android mobile application and everything appeared to go smoothly—until I tried to launch it. Right after installation the app attempts to talk to the backend and immediately throws a server error. The APK itself installs without complaint; the trouble starts only once the first request is sent. I need someone to dive in, locate the root cause on the server side, and implement a clean fix so the app can connect reliably every time. Access to the server, source code, and crash logs is ready for you as soon as we agree to move forward. Please bring experience with common Android back-end stacks (Node, PHP, Java, or similar) and a methodical debugging approach. Once resolved, I’ll confirm the build installs and runs error-free on multiple ...

    €6 Average bid
    €6 Média
    8 ofertas

    I am looking for an expert in Django, Python, and Google Sheets API to help automate some tasks. Key Requirements: - Task Automation: Primarily focusing on automating data processing tasks. - Data Transformation & Formatting: This will involve manipulating data into a suitable format for analysis. - Utilize the Google Sheets API to synchronize data for our Django website - Develop / fixing a backend logic flow instructed in our mockup documents Ideal Skills: - Understanding of data synchronization processes - Skill in Django is a must - Able to read and worked on someone else’s code, because codes version may be different and continuously updated - Experience with Google Sheets API: Necessary for interfacing with Google Sheets. - Data Processing Expertise: Prior exp...

    €4 / hr Average bid
    €4 / hr Média
    35 ofertas
    Ithu Namma Radio
    5 dias left

    I’ve just finished deploying a new Android mobile application and everything appeared to go smoothly—until I tried to launch it. Right after installation the app attempts to talk to the backend and immediately throws a server error. The APK itself installs without complaint; the trouble starts only once the first request is sent. I need someone to dive in, locate the root cause on the server side, and implement a clean fix so the app can connect reliably every time. Access to the server, source code, and crash logs is ready for you as soon as we agree to move forward. Please bring experience with common Android back-end stacks (Node, PHP, Java, or similar) and a methodical debugging approach. Once resolved, I’ll confirm the build installs and runs error-free on multiple ...

    €7 Average bid
    €7 Média
    11 ofertas

    I am looking for an expert in Django, Python, and Google Sheets API to help automate some tasks. Key Requirements: - Task Automation: Primarily focusing on automating data processing tasks. - Data Transformation & Formatting: This will involve manipulating data into a suitable format for analysis. - Utilize the Google Sheets API to synchronize data for our Django website - Develop / fixing a backend logic flow instructed in our mockup documents Ideal Skills: - Understanding of data synchronization processes - Skill in Django is a must - Able to read and worked on someone else’s code, because codes version may be different and continuously updated - Experience with Google Sheets API: Necessary for interfacing with Google Sheets. - Data Processing Expertise: Prior exp...

    €104 Average bid
    €104 Média
    65 ofertas

    I need a robust, end-to-end transportation management solution that can coordinate every leg of our freight, courier service, and fleet movements under one roof. My priority is to gain real-time visibility of every shipment—from pickup through final delivery—while also syncing that data with our existing inventory-tracking tools so stock levels adjust automatically as goods move. Core requirements • Plan, book, and optimize routes for freight, courier drops, and company vehicles in a single interface. • Live tracking of vehicles and loads, with ETA updates pushed to both our team and customers. • Seamless API or middleware integration back to our warehouse system so on-hand quantities update the moment items leave or arrive. • Customizable dashboard...

    €3 / hr Average bid
    €3 / hr Média
    16 ofertas

    I already run all my bookkeeping in Tally, but stock control still sits outside in spreadsheets. I want a single, clean TDL that plugs into my existing Tally company and gives me reliable stock tracking inside the software I use every day. Core requirement • Real-time tracking of every inward and outward stock movement so I can see current balances the moment a voucher is saved. Workflow expectations The TDL should hook into the standard accounting modules—every goods‐in or goods-out entry must post to the appropriate ledgers automatically, maintaining the integrity of my financial statements. I should be able to view stock summaries, item-wise movement, and valuation from the same Tally screens I’m used to, without exporting data. Deliverables 1. Compiled T...

    €57 Average bid
    €57 Média
    9 ofertas

    Je souhaite modifier des scripts VB .Net sur Sage 100 en utilisant les Objets Métiers. Mon besoin se concentre sur les points suivants : • reprendre tous mes scripts codé en VB .Net par un prestataire sur l’environnement Sage 100. • Exploiter les Objets Métiers Sage pour garantir la conformité et la pérennité de la solution. • Livrer un code clair, documenté et prêt pour les tests fonctionnels internes. Je mets à disposition les accès nécessaires à ma base de test ainsi que le cahier des charges détaillé dès le démarrage. Une expérience avérée sur Sage 100, notamment en développement de modules comptables/financiers, es...

    €431 Average bid
    €431 Média
    32 ofertas

    I am building an NLP-driven application that can read digital copies of paper medical charts and automatically return accurate ICD-10-CM codes. The records you will be working with come from scanned paper documents that have already been converted to text, and they include the full chart—discharge summaries, progress notes, lab results, essentially every page we receive. The tool must achieve three things in a single workflow: 1. Generate ICD-10-CM codes that reflect the latest official guidelines, AHA Coding Clinic updates, and HCC risk-adjustment requirements. 2. Validate that supporting documentation is present and flag any gaps. 3. Suggest concise, guideline-compliant physician queries when the record lacks the specificity needed for proper risk capture. Because this is h...

    €239 Average bid
    €239 Média
    11 ofertas

    I am building a B2B SaaS product for Indian SMEs that works on top of existing ERP systems (such as Tally) and provides simple credit risk judgement for buyers and vendors. The product is not a chatbot and not a generic AI assistant. It is a focused decision-support tool designed to help business owners make better credit and dispatch decisions at the right time. The MVP will do three main things: 1. Fetch outstanding balance and basic invoice information from ERP (read-only integration). 2. Allow tracking of payment commitments (manually added or via WhatsApp integration). 3. Generate a simple rule-based judgement signal (SAFE / WATCH / RISK) based on payment behaviour and commitment history. The system will be WhatsApp-first, with a lightweight web dashboard for viewing buyer profi...

    €88 Average bid
    €88 Média
    23 ofertas

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