PostgreSQL is the world's most advanced, powerful, and efficient open source relational database management system, and some of the world’s most demanding applications rely on PostgreSQL as their primary database management system. PostgreSQL is known for its accuracy, security, and scalability. A PostgreSQL Developer creates ways to store corporate data in a reliable, secure, and efficient way. They can create scalable databases using these technologies - this means that a PostgreSQL Developer can help you keep up with the ever increasing demand for larger amounts of data. They can also develop applications to read from and write to these databases and optimize existing databases for better performance.

Compared to other database management systems, PostgreSQL boasts superior performance, reliability and security. This Database Management System is also renowned for its extensibility, meaning that it allows developers to customize their databases according to the exact needs of their application and load requirements - whether it's a simple web application or huge enterprise scale solutions.

Here's some projects our expert PostgreSQL Developer made real:

  • Developing unique solutions with Odoo Manufacturing & Maintenance Module
  • Connecting web applications with secure REST API integrations
  • Creating data extraction scripts with Nodejs
  • Developing complex SaaS solutions with Laravel/React/AWS
  • Implementing advanced authentication protocols (JWT)
  • Truckloads of migration projects from different AWS stacks & SSO integrations
  • Developing automation & no-code project pipelines leveraging nodejs and python
  • Building serverless Java applications with Springboot and other frameworks
  • Publishing/Hosting express.js & handlebars.js web apps

PostgreSQL technology has been a go-to solution for many clients when creating bespoke applications that meet the needs of their business. Our PostgreSQL Developers have built everything from small custom applications to complex enterprise solutions on Freelancer.com. You too can hire an expert developer here today to make your project happen!

A partir das avaliações de 83,919, os clientes avaliam nosso PostgreSQL Developers 4.87 de 5 estrelas.
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    30 trabalhos encontrados, preços em EUR

    I am looking for an experienced Django developer who can take on a long-term project. The key responsibilities will include: - Backend development - Database management - API integration - Deployment using Docker, Celery, RabbitMQ, Redis The ideal candidate must showcase proficiency in: - Docker - Celery - RabbitMQ - Redis - Geodjango - GeoServer - PostGIS Moreover, I desire that the developer also has some hands-on experience with Geodjango, GeoServer, and PostGIS. GIS knowledge is a definite plus. This project will require someone who is quick to learn and adapt to new technologies or tools if needed. Let's connect if this sounds like a good fit for your skills-set.

    €18 / hr (Avg Bid)
    €18 / hr Média
    27 ofertas

    I'm seeking a skilled developer to integrate Meta Whatsapp API into our custom CRM, focusing specifically on automating messages and notification alerts. Key Responsabilities: - Integrate WhatsApp API into our custom CRM - Set up message automation for the following: 1. Customer support messages 2. Sales and marketing messages 3. Order updates and confirmations - Enable notification alerts Ideal freelancers should have experience in API integration, CRM systems, and developing messaging automation functionalities. Prior experience with custom CRM systems and Meta Whatsapp API would be advantageous.

    €164 (Avg Bid)
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    16 ofertas

    No automated bids - Only Expert Golang Developers I've existing codebase in Go, need to improvise it. Agencies and Developers with strong capabilities in Go are welcome to bid. In need of a proficient Golang developer to primarily focus on: - Developing robust microservices: Your responsibilities would include further development and enhancement of an existing CRM system. - Creating new features: The CRM system is in need of innovation. We're looking for fresh, practical features that can enhance its functionality significantly. - Bug fixing: The existing CRM has some issues that need to be ironed out. - Enhancing the UI: The redesign must improve both its visual appeal and usability. - Proven skills in developing microservices, fixing bugs, and improving user interfaces - An ...

    €1173 (Avg Bid)
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    11 ofertas
    Odoo Studio SaaS Developer -- 2 5 dias left
    VERIFICADO

    I'm looking for an Odoo Studio SaaS developer who can help me implement advanced data management in the latest version, 17.1. The primary goal for this implementation is to improve business intelligence. Key Responsibilities: - Implement advanced data management features in Odoo Studio SaaS. - Ensure seamless integration with the existing system. Ideal Skills: - Proficiency in Odoo Studio SaaS. - Strong understanding of advanced data management and business intelligence. - Previous experience in similar projects would be a plus. Please note that the specific business intelligence features are yet to be determined. Your input and expertise in this area would be highly valued.

    €102 (Avg Bid)
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    16 ofertas

    As a person hiring, I'm seeking proficient technical interviewers with specific skillsets and experience. Your responsibility will be to assess candidates' technical knowledge and evaluate their problem-solving capabilities. Requirements: - Proficiency in Python with the Pyramid framework, SQLAlchamy ORM tool, and PostgreSQL. - More than 10 years of Python experience. Ideal Skills: - In-depth knowledge of programming languages, system architecture, data structures, and algorithms. - Stellar communication skills, with a knack for evaluating others' technical knowledge and problem-solving abilities. Become a part of this valuable process where you'll be instrumental in identifying talented individuals who can contribute effectively to our technical team.

    €19 (Avg Bid)
    €19 Média
    5 ofertas

    I have bought its suposed to run with , TypeScript , i have no idea how to upload this on cpanel and make it work. I uploaded this on cpanel and it just shows me the files and nothing more. Can someone setup it , make it functional and implement a payment method on it?

    €139 (Avg Bid)
    €139 Média
    57 ofertas
    Odoo Studio SaaS Developer 5 dias left
    VERIFICADO

    I'm looking for an Odoo Studio SaaS developer who can help me implement advanced data management in the latest version, 17.1. The primary goal for this implementation is to improve business intelligence. Key Responsibilities: - Implement advanced data management features in Odoo Studio SaaS. - Ensure seamless integration with the existing system. Ideal Skills: - Proficiency in Odoo Studio SaaS. - Strong understanding of advanced data management and business intelligence. - Previous experience in similar projects would be a plus. Please note that the specific business intelligence features are yet to be determined. Your input and expertise in this area would be highly valued.

    €22 (Avg Bid)
    €22 Média
    11 ofertas

    I'm in need of a talented JavaScript developer who's more than just a coder, but a true problem solver with a hacker spirit. The main part of this project involves building scripts and automations, mostly complex integrations with multiple APIs. You should heavily use LLMs to code faster and better. We are a team of only developers so can recognize talent or lack there-of. Example of a project: Integrate with Linear's API to build a bot automatically tweeting changes./ Your skills in Node.js will be crucial for creating these scripts and automations. I'm looking for someone who can not only write code, but also think outside the box and come up with creative solutions. Key requirements: - Proficient in JavaScript (please share your github) - Hacker spirit - Strong ...

    €12 / hr (Avg Bid)
    €12 / hr Média
    97 ofertas

    I'm in need of a skilled professional to install and setup a Discourse Forum on my Linux server. This task is not a standard installation. My expectation is for an extensive customization of the forum's look and functionality, according to my specifications, which I'll provide. Notably, no additional plugins or addons are required for this project. Ideal candidates for this task should have: - Proven experience with Discourse Forum, particularly at customization level - Proficiency in operating and managing Linux servers - Attention to detail in adhering to provided specifications

    €108 (Avg Bid)
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    13 ofertas

    Hello and Thank you for being here Having some issues getting a realm setup and working ? Have my working site with username/password and would like to see this working in Keycloak ? Available on screen share ? Will give a 5 Star Review when this is done and will write such inspiring words for you, when done. Please understand; there is hope you can give your “best” price; been unemployed, and have cancer with bills backing up, $10 possible? Please note $10 is the max total that I can handle for this (doing hourly reduces % fee). Will leave a Glowing paragraph of feedback 5 stars : - ) My funds are low but will pay quick and leave 5 stars. Please give your best possible for your bid ? (something reasonable?) Please note there is hope we can mutually complete this task;...

    €5 / hr (Avg Bid)
    €5 / hr Média
    2 ofertas

    I've built a Django-based website and require an experienced React developer for the integration of specific functionalities. Here are the tasks to be accomplished: - Implement user authentication using JWT (JSON Web Tokens) - Manage routing with React Router - Employ React for template design In knowledge of JWT, React, and React Router is essential to bid on this project. Proficiency in Django, real-time updating, and the creation of interactive forms are a plus.

    €83 (Avg Bid)
    €83 Média
    9 ofertas
    Python and PostgreSQL Assistance 3 dias left
    VERIFICADO

    I need someone to help me with my Python and PostgreSQL assignments. - Your skills and experience in Python, PostgreSQL and psycopg2 are crucial for this task. - Being familiar with database management, API integration and data analysis is highly valued. - I need the project to be completed as soon as possible. Your responsibility would be to help me get through the tasks swiftly, with accuracy and quality. I am looking for someone who can work efficiently, and give me the best possible solutions with the least amount of time.

    €95 (Avg Bid)
    €95 Média
    54 ofertas

    Job Title: NodeJS/ Angular / PostgreSQL Developer Monday to Friday 2-3 hours/day IST Night (8pm to 12am IST) Salary: 25,000 INR per month Job Description: We are seeking a talented Full Stack Developer proficient in Node.js, Angular 11, LoopBack 3, PostgreSQL, and MongoDB to join our team. As a Full Stack Developer, you will be responsible for developing and maintaining robust, scalable, and high-performance web applications and APIs. One needs to be available in the mentioned timings and willing to work by screen share and remote control via Zoom. Skills Required: NodeJS Angular PostgreSQL MongoDB

    €255 (Avg Bid)
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    29 ofertas

    I'm in need of a Struts 1 developer who can assist me in setting up my existing projects on my Windows system. This job will involve remote work, with you providing guidance and comprehensive documentation throughout the process. Key Project Requirements: - Setting up existing Struts 1 projects: I need someone with hands-on experience in setting up and configuring Struts 1 projects to ensure my system runs smoothly. - Remote guidance: As this project will be conducted remotely, clear and concise communication is essential. I'm looking for someone who can guide me through the setup process effectively. - Detailed documentation: I require detailed documentation on the setup and operation of the projects. This includes guidance on how to maintain and troubleshoot the system in the...

    €7 - €17
    €7 - €17
    0 ofertas

    I'm looking for an experienced Django developer who can help me debug a Django application that's running on Termux on Lineage 16.0 phones. The primary issue I'm facing is related to database interactions. I use 2 types of phones: samsung s4 gt-i9505 and samsung s4 gt-i9515. They should be identical, but the application running on gt-i9505 phones frequently gives this error: ": server closed the connection unexpectedly This probably means the server terminated abnormally before or while processing the request." I need someone to help me debugging this error as the application can't be shared. I appreciate that this isn't a high-urgency task, so you'll have some flexibility with timing. However, it's important to me that the issues are reso...

    €93 (Avg Bid)
    €93 Média
    46 ofertas

    I'm in need of a Django developer to assist me in creating a large-scale project. The project will require a variety of functionalities, including user authentication, database integration, and API integration. Key Requirements: - User Authentication: I need a secure and scalable user authentication system to be implemented. - Database Integration: The system must be integrated with a MySQL database. - API Integration: The project will involve integrating with various external APIs, so experience with this is necessary. The ideal candidate for this job should have: - Extensive experience with Django framework - Prior experience with large-scale projects - Proven track record of creating secure and efficient user authentication systems - Proficient in MySQL and database integration...

    €370 (Avg Bid)
    €370 Média
    20 ofertas

    I need a Django professional to manage a sensitive task involving the masking of our project's database. Your primary role will entail implementing encryption on our data. Key Responsibilities: - Generate an encryption key. You’ll be responsible for creating a robust and secure encryption key. - Implement Database Encryption. Utilise your Django expertise to seamlessly integrate encryption without compromising the performance or accessibility of our database. - Maintain Data Format. It is critical that the encrypted data retains its original format. Ensure that no distortions occur during this process. Ideal Skills: - Proficient in Django - Knowledgeable in database structures and encryption - Proven ability to generate secure encryption keys - Experience in ensuring data int...

    €70 (Avg Bid)
    €70 Média
    10 ofertas

    We are seeking proposals from qualified organizations to develop a comprehensive web/mobile-based Advanced Fleet Management System. The system will be designed to streamline fleet operations, enhance efficiency, and improve overall management capabilities. The system must include basic tracking system on map along with the below mentioned features: - Real-time vehicle tracking: The implementation of GPS location tracking, route optimization. - Driver behavior monitoring: We need to be able to monitor and record driver behaviors. - Journey Management: Plan, track, and manage vehicle journeys efficiently. - Data Analysis and Prediction: Advanced analytics to analyze historical data and predict future trends. - Driver Behavior Analysis: Monitor and analyze driver behavior using collected dat...

    €7693 (Avg Bid)
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    63 ofertas
    DSpace Expert for PDF Extraction 2 dias left
    VERIFICADO

    I am seeking an expert on DSpace who is able to handle a task involving the extraction of PDF files and metadata into a comma-separated file. The main responsibilities for this project are: - Comprehensive understanding and experience with DSpace - Ability to extract PDF files and associated metadata - Capability to arrange the extracted data into a comma-separated file Skills and Experience Required: - Knowledgeable about DSpace - Advanced experience with data extraction and arrangement - Strong understanding of databases and data manipulation - Excellent problem-solving abilities This project needs to be completed as soon as possible, so any interested freelancers with immediate availability will be much preferred for this opportunity. Please bid after a thorough understanding of t...

    €26 (Avg Bid)
    €26 Média
    23 ofertas

    I am searching for an expert in Spring Boot (v3) Java (for front it can be react or angular) who has the ability to create a property management system. The system should be comprehensive, including both tenant and property management facilities, as well as maintenance. Additionally, I require the integration of a hotel management system within the same platform, supporting room reservation, guest check-in/check-out, housekeeping, back office and room management, and a central reservation system. There are 3 hotels and 4 houses for rental which will be managed by this system. So, we need to manage all hotels together and separately. Ideal skills & Experience: - Spring Boot (3) Java proficiency - Angular or React - Great UI/UX - Experience in building property management syste...

    €151 (Avg Bid)
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    81 ofertas

    I'm looking for a talented developer or team to craft an omnichannel chat platform designed to streamline communication by integrating it with our existing cloud call center software as a service (SaaS). Our goal is to enhance customer support and engagement by incorporating multiple communication channels into a single, unified interface. **Key Integrations:** - **Messaging Platforms:** WhatsApp, Facebook Messenger, email, and SMS. Additionally, PBX system integration is required to bridge our voice call capabilities with digital communication channels. - **Features:** Essential features we're looking for include: - **File Sharing:** Ability to share documents, images, and videos across all channels. - **Chat History:** Seamless access to previous conversations for co...

    €2343 (Avg Bid)
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    80 ofertas

    I'm looking for a professional who can help me deploy an existing application to a remote machine. Key Requirements: - The application is built on JDK7 and uses Java - The main purpose of the app is to function as a web service - The codebase is old and was developed in NetBeans 8 - The application was previously deployed on GlassFish 4 Skills and Experience: - Proficient in Java and JDK7 for code maintenance and deployment - Experience in working with NetBeans 8 for compiling and debugging code - Prior experience in deploying applications on GlassFish 4 - Understanding of web services and their deployment - Familiarity with PostgreSQL for database integration This project will require someone who is experienced in handling legacy codebases and can ensure a smooth ...

    €137 (Avg Bid)
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    18 ofertas

    Project Overview: We are looking for a skilled developer or development team to create a custom form and page builder. This project involves developing a responsive, user-friendly interface that allows users to easily construct web pages and forms using a drag-and-drop system. The final product should leverage the specified technology stack: Flask, ReactJS, TailwindCSS, MongoDB, and PostgreSQL, ensuring a seamless and efficient user experience. Technology Stack: Frontend: ReactJS, TailwindCSS Backend: Python (Flask Framework), Databases: MongoDB, PostgreSQL Ideal Skills and Experience: - Proficiency in front-end technologies, including HTML, CSS, JavaScript, with a specific focus on Flask, ReactJS, and TailwindCSS. - Extensive experience in developing drag-and-drop interfaces, particular...

    €331 (Avg Bid)
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    24 ofertas

    Experto en PostgreSQL para Innovación en Start-Up - Preferencia por Profesionales en Argentina, Colombia o Venezuela Descripción del proyecto: Nuestra Start-Up, en una fase crucial de crecimiento e innovación, busca incorporar a un Experto en PostgreSQL que aporte experiencia y pasión por el manejo y optimización de bases de datos. La persona seleccionada desempeñará un papel fundamental en la implementación, configuración y gestión de nuestras bases de datos PostgreSQL, contribuyendo así a la eficiencia operativa y al desarrollo empresarial mediante soluciones de almacenamiento de datos robustas y optimizadas. Responsabilidades: - Implementar, configurar y gestionar bases de datos PostgreSQL para soportar aplic...

    €8 / hr (Avg Bid)
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    16 ofertas

    Hello and Thank you for being here Need a script that will list all select on all tables in the database; get all tables select * from tablename; and output to a file Already have a script that will do a select on one table but just need a couple lines to add and do ALL tables? Will give a 5 Star Review when this is done and will write such inspiring words for you, when done. Please understand; there is hope you can give your “best” price; been unemployed, and have cancer with bills backing up, $10 possible? Please note $10 is the max total that I can handle for this (doing hourly reduces % fee). Will leave a Glowing paragraph of feedback 5 stars : - ) My funds are low but will pay quick and leave 5 stars. Please give your best possible for your bid ? (something reason...

    €8 / hr (Avg Bid)
    €8 / hr Média
    10 ofertas

    Hola, ¿puedes ayudarme con un MVP? Es una tarjeta virtual para mascotas. Adjunto la documentación para que te hagas una idea. Es algo sencillo con web/landing, webapp y/o app. En caso de que te interese, necesitaría saber: - Disponibilidad para empezar - Plazo de entrega - Presupuesto - Stack tecnológico que vas a usar (front, back, servidor, base de datos, etc.) - Estás tu solo o va a participar alguien más en el proyecto? me gustaría saber que perfiles son - Tienes mascota? Tienes amigos o familia que sean veterinarios? - Has trabajado con APIs? Aunque quizás no sea necesario en el MVP - Que me puedes mostrar que sea algo similar o de referencia que hayas hecho? Dime si tienes alguna duda y quedo a la espera de tus noticias. Un...

    €2227 (Avg Bid)
    €2227 Média
    63 ofertas

    Hello and Thank you for being here Need a script that will list all select on all tables in the database; get all tables select * from tablename; and output to a file Already have a script that will do a select on one table but just need a couple lines to add and do ALL tables? Will give a 5 Star Review when this is done and will write such inspiring words for you, when done. Please understand; there is hope you can give your “best” price; been unemployed, and have cancer with bills backing up, $10 possible? Please note $10 is the max total that I can handle for this (doing hourly reduces % fee). Will leave a Glowing paragraph of feedback 5 stars : - ) My funds are low but will pay quick and leave 5 stars. Please give your best possible for your bid ? (something reason...

    €13 / hr (Avg Bid)
    €13 / hr Média
    10 ofertas

    Good morning. I need an administration and control system in Ruby on rails. Explanation What I need is an administrative system, what we want to do is create "modules" of services like "odoo_com", what we need is a system that manages all this both for us, the company that offers the services, and for the administrators. that you contract the service.

    €476 (Avg Bid)
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    108 ofertas

    Looking for an experienced Golang / PostgresSQL / AWS Cognito / Clover developer to build a comprehensive backend API. The backend must include functionalities for business and customer registration, discount management, Clover integration, and robust security measures. Key Responsibilities: Backend API Development: Develop a modular and scalable backend API using Golang to support the app's functionalities. Implement endpoints for business registration, customer registration, discount creation, management, and redemption. Customer Registration and Authentication: Design and implement a secure system for customer registration and authentication using AWS Cognito, including email verification and password management. Integrate OAuth for social login options (e.g., Google, Facebook) ...

    €390 (Avg Bid)
    €390 Média
    65 ofertas

    I am in urgent need of an experienced backend developer who's proficient in Java, SpringBoot, and PostgreSQL. The project involves: - Design and develop REST-based web services utilizing Java microservices web frameworks (such as Spring Boot etc.) -Apply design principles and patterns in creating enterprise-level solutions, as needed -Perform web service tuning and performance testing -Engage in code review and feedback process -Take a feature from inception to completion independently across the stack -Collaborate with UX/UI team, Web Frontend Team and Mobile app team. -Participate in and support the entire SDLC processes Experience with similar projects and a quick turnaround time are highly preferred. Please only apply if you have the requisite skills and can meet the urgent de...

    €1266 (Avg Bid)
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    51 ofertas

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