Electronics trabalhos

Procuro um profissional altamente qualificado para me auxiliar com pesquisas de mercado aprofundadas no setor de eletrônicos de consumo. O candidato ideal terá um histórico comprovado na realização de pesquisas completas e perspicazes. Este projeto requer precisão, atenção aos detalhes e capacidade de sintetizar informações complexas de forma concisa. Principais responsabilidades: - Realizar pesquisas de mercado abrangentes com foco na indústria de eletrônicos de consumo. - Análise de tendências, concorrentes e comportamentos do consumidor. - Sintetize informações complexas em insights e recomendações concisos e claros. Habilidades e experiência ideais: - Exper...

English: I am seeking an electronics expert to develop a custom Printed Circuit Board (PCB) for a DC-DC Step-Up Boost converter with the following specifications: Input Voltage: 20 to 30V Output Voltage: Adjustable from 35 to 52V Current: Support up to 8A Specific Requirements: Maximum Voltage Adjustment: The board must include a method for adjusting the maximum output voltage limit. Current Limit Adjustment: Implementation of a system for adjusting the current limit through a 0 to 3.3V input signal, where 3.3V corresponds to the maximum limit of 8A. Shunt Resistor and OPAMP: Incorporation of a shunt resistor with OPAMP, including potentiometers for fine calibration. On/Off Function: The board should allow the option to switch between input voltage (off) and amplified output volta...

Precisamos de um técnico de reparação de computadores, eletrónica de consumo ou televisores para verificar uma avaria no ecrã de publicidade numa loja em Viseu, Portugal. Se a avaria for de cablagem ou superficial e puder ser reparada no local, não deverá demorar mais de 1-2 horas. Em caso de avaria interna do televisor, seria enviado um televisor de substituição e o televisor danificado teria de ser substituído e preparado para envio, o que também seria tratado a partir da sede. Em caso de substituição do televisor, esta seria efectuada num outro dia e o tempo de substituição dependeria da complexidade, aproximadamente 1-3 horas.

Possuo um template (Techzoid - Electronics Store HTML5 Template), á qual já fiz a conversão para PHP e já adicionei alguns recursos, inclusive já possui um backend/Dashboard, mas queria alterar para um backend mais profissional e adicionar as restantes funcionalidades do website. Queria alterar o Backend/Dashboard para um mais "profissional", minha ideia no momento seria (Velzon - Admin & Dashboard Template) ou (Sash - Bootstrap 5 Admin & Dashboard Template), mas necessito que seja 100% funcional

Selling consumer electronics on line

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O projeto em questão é um site de reviews, com foco no mercado brasileiro. O site pretende seguir o modelo do site , comparando vários produtos de diversas marcas, apresentando uma tabela comparativa de características, além de um artigo explicando vantagens e desvantagens de cada produto. Exemplo: Se espera do freelancer experiência prévia em escrita de artigos/relatórios, em especial review de produtos (desejado). Será necessário capacidade de pesquisa com certa profundidade sobre características específicas de produtos (sabendo que o foco é em eletro-eletrônicos e home appliances em geral), para que os reviews e comparativos possam ganhar credibilidade. O trabalho não envolve a inc...

[14:27:08] Expert Electronics: Segue abaixo script do que precisamos. O app deverá funcionar tanto em tablet quando celular para android e ios. Deverá carregar os dados do processador. Teremos as seguintes funções nele. Terá a opção para 3 modelos de processadores: PX1/PX2/Optimus Entradas: 2 ou 4 Saídas: 4,6 e 8 Eq gráfico: 15 e 28 bandas Eq paramétrico: 1,3 e 5 Limiter: 4,6 e 8 canais (com monitoramento e aviso de atuação do mesmo) Sistema de senha Crossover Filtros de atenuação Gerador de sinal Delay de 7 em 7 mm Fase ajustável de 0º a 180º Roteamento de canais Mute para todos os canais (O mute precisa estar em fácil acesso dentro de qualquer tela) Leitura de...

...instalação automático com um clique, que engloba a loja virtual com n.º ilimitado de produtos, alojamento, registo de domínio, etc.<br /><br />A necessidade que temos atualmente é de transformar nossos templates em responsivos, por forma a se ajustarem automaticamente a celulares, tablets, etc, sendo que já compramos um template html próprio para esse efeito <br /><br />que precisamos agora de adaptar a todas as funcionalidades existentes no painel de administração usado pelos nossos clientes, relacionadas com a adição de produtos, definição de categorias e sub-categorias, definição de preços, métodos de transporte, meios de pagamento, ...

Estarei na feira Hong Kong Electronics dia 13-10 e preciso de um tradutor a minha disposição durante essa visita de 1 dia. Sou Brasileiro e preciso de um tradutor local para Mandarim - Portugues na busca de negociação com fornecedores.

...Minimal, Original) ALL Ai GENERATAED ENTRIES WILL BE REJECTED, PLEASE DO NOT POST ANY Ai GENERATED ENTRIES - Thank you. 1) Project Goal Create a brand-new UI design for our new, unreleased 7-inch touch alarm panel (currently under development). This is not a redesign of an existing product — you are designing the main home screen UI from scratch. The UI must feel: Premium (high-end consumer electronics) Modern, minimalist, clean Extremely easy to understand (for all user types) Original (must not look like a typical copy of alarm panels on the market) 2) Screen Size & Format (Mandatory) Resolution: 1024 × 600 px (landscape) Optimized for a 7" touchscreen Keep critical elements away from the extreme edges (safe margins + comfortable touch use) 3) Minimum R...

...Figma, or similar) so I can iterate later. My own ideas lean toward a modern, sleek aesthetic, but I’m open to your interpretation of minimalist or more character-rich directions if you believe it will strengthen the concept. I’ll supply reference photos of competitor devices and a brief on the key user personas once we kick off. Please outline your approach, any previous handset or consumer electronics work, and the design tools you prefer so I can gauge fit quickly....

I new to design a PCB dedicated to processing several signals and starting a device based on a set number of conditions. I would like to be able to modify those parameters from a cloud based or simple web interface. The board should handles both analog and digital. I expect all to be digital signals but just in case. It should basically handle, temperature, humidity and time of day. D...1. Compiled firmware binaries plus full, buildable project files 2. Clear inline comments and a concise README explaining build steps and pin mappings 3. A short test report that documents signal-integrity measurements and confirms the module meets the agreed specs. 4, Plus device recommendation and also help on setting up. I have an idea, but I am a genetic engineer. I am OK with basic electr...

Project Overview We are developing a marine electronic d...reduction • Include screw bosses and assembly logic Material target: ASA / UV stabilized ABS / Marine-grade polymer (to be discussed) Deliverables Required • Full 3D CAD (STEP + native file) • Mold-ready optimized geometry • Draft analysis • Wall thickness control • Assembly exploded view • 2D technical drawings • DFM explanation notes Bonus if experience in: • IP-rated enclosures • Marine electronics • RF devices (antenna clearance awareness) Important This is not a simple box modeling task. We need someone experienced in real injection mold industrial production. Please provide: • Portfolio of injection molded enclosures • Explanation of previous mol...

I need solution for three questions electronics MATLAB/simulations file attached 1.35 1.36 1.39 Only induvial experts and tutors no agencies After this i will have so many projects Fair price flexible with time good availability of time

We are looking to hire a freelancer to design MDF boards using 2.6 mm thickness for DIY electronics and robotics kits. Total of 9 simple DIY projects should be constructed out of MDF board. Detailed requirement of each project is given in the attachment. Kindly review the attachment before placing the bid. Scope of work: • Convert concept ideas provided by us into practical MDF design layouts. • Improve and refine the concepts with functional and user-friendly design suggestions. • Create accurate cutouts and mounting provisions for Arduino boards, sensors, and electronic modules. Technical expectations: • Strong understanding of Arduino platforms, common sensors, and electronic modules. • Ability to plan component placement and provide precise cutouts acc...

I need a plastic enclosure designed for a screen-free WiFi kids phone. The design should be injection moulding ready and include internal layouts for PCB, speaker, and silicon...kids phone. The design should be injection moulding ready and include internal layouts for PCB, speaker, and silicone rubber buttons. Requirements: - DFM (Design for Manufacturing) is essential. - Deliverables should include STEP files and production drawings. - Enclosure material: ABS - Finish: Matte - Buttons: Silicone rubber buttons Ideal Skills and Experience: - Experience in consumer electronics design - Proficient in creating DFM-ready designs - Strong knowledge of injection moulding processes - Expertise in producing detailed STEP files and production drawings Please share relevant portfolios with ...

I need a set of sharp, studio-shot images that showcase a new range of filmmaker products—small rigs, clamps, and accessories designed for use behind the camera. The entire session will happen in a controlled studio environment, so consistent lighting and a clean backdrop are essential. M...without unwanted glare. Deliverables I’m expecting: • 20+ fully retouched, high-resolution JPEGs (web-ready) • Layered TIFF or PSD masters for each final image • Basic usage licence transferred to my company The shoot can happen any day next week, and I’d like the finished files within five days of the session. When you reply, include a link to past product photography—examples featuring electronics or precision gear are especially helpful, since th...

I'm looking for an Arduino code that will trigger RGB LEDs to change color based on a pulse rotary dial input. Requirements: - Use of a pulse rotary dial - RGB LEDs whose colors will be controlled by the rotary dial input Ideal Skills and Experience: - Proficient in Arduino programming - Experience with rotary dials and RGB LED control - Familiarity with electronics and circuit design

...buyer to boost engagement on one of my deeply-discounted electronics listings (around $0.20 each). After I send you the direct product link, simply complete the checkout, hit the “like” button, and write a brief, authentic-sounding review of a few sentences. I’ll reimburse the purchase cost together with your fee through Freelancer’s milestone system once the order shows as fulfilled. Please use a real account, keep the tone natural, and avoid wording that looks copied or promotional. Deliverables: • Screenshot or order ID confirming the purchase • Screenshot of the posted like and review • Your review text pasted in the chat for easy reference Acceptance criteria: • Purchase completed on the provided link for the specified el...

I’m setting up a new Shopify-based dropshipping venture and need end-to-end help getting the store live, polished, and ready to convert. Product lines are still open—electronics, fashion, home décor, or any mix—so the theme must be flexible enough to showcase multiple niches without looking generic. What I need from you: • A fully customised Shopify theme, coded in Liquid/HTML/CSS, responsive on all devices and fast-loading. It should include dynamic collection pages so new product categories can be added without redesign. • Seamless payment-gateway integration (Stripe, PayPal, plus one India-friendly option such as Razorpay or PayU). Test transactions must run error-free before hand-off. • App and settings configuration for dropshippi...

...buyer to boost engagement on one of my deeply-discounted electronics listings (around $0.20 each). After I send you the direct product link, simply complete the checkout, hit the “like” button, and write a brief, authentic-sounding review of a few sentences. I’ll reimburse the purchase cost together with your fee through Freelancer’s milestone system once the order shows as fulfilled. Please use a real account, keep the tone natural, and avoid wording that looks copied or promotional. Deliverables: • Screenshot or order ID confirming the purchase • Screenshot of the posted like and review • Your review text pasted in the chat for easy reference Acceptance criteria: • Purchase completed on the provided link for the specified el...

I'm seeking an experienced product designer to develop an ultrasonic scent diffuser. Key Features: - Timer settings - LED lighting - Mist intensity control Ideal Skills and Experience: - Proven experience in designing consumer electronics, particularly scent diffusers - Strong understanding of ultrasonic technology - Expertise in integrating LED lighting and timer mechanisms - Ability to create intuitive user interfaces Please include relevant experience in your application.

I’m developing a compact medical-grade board that will sit at the heart of a new vital-signs monitor. The PCB must reliably acquire and process heart rate, blood pressure, and respiratory rate signals, then pass the data to a microcontroller for fu...or isolation techniques you used Acceptance criteria: 1. All three vital-sign channels are routed with separate analogue grounds and meet less than 5 µV/√Hz noise at the ADC pins. 2. Board size stays within 60 mm × 80 mm while leaving room for a future Bluetooth module. 3. Files import cleanly into JLCPCB and PCBWay viewers with no DRC errors. If you have prior experience with medical electronics and can demonstrate low-noise analogue design skills, I’d love to work together on this project and iterat...

I'm looking for an experienced Amazon marketer to boost the visibility of my electronics products. My primary strategy will be sponsored ads. Key Requirements: - Expertise in Amazon Sponsored Ads - Proven track record in increasing product visibility - Experience with electronics product marketing on Amazon - Ability to analyze and optimize ad performance Ideal Skills: - Amazon Seller Central knowledge - SEO optimization skills for Amazon - Data-driven decision-making - Strong communication skills for regular updates Please provide a portfolio showcasing relevant experience.

I need a compact, production-ready circuit that brings reliable wireless communication to a new consumer-electronics device. The work begins with schematic capture and component selection, moves through PCB layout, and finishes with ready-to-manufacture Gerbers, a complete BOM, and clear test guidelines. The radio link is the heart of the design, so careful RF layout, antenna matching, and regulatory-compliant power levels are essential. Bluetooth LE is my preferred protocol, though I am open to Wi-Fi or other 2.4 GHz solutions if you can demonstrate lower cost or better battery life without sacrificing performance. Please plan on: • Delivering editable design files in Altium, KiCad, or Eagle, plus PDFs for quick review • Calling out any critical components with ...

I'm looking for creative packaging design for multiple products, including food, electronics, and clothing items. The packaging must be made from paper material. Ideal Skills and Experience: - Experience in designing packaging for various product types. - Strong understanding of sustainable and eco-friendly materials. - Proficiency in graphic design software. - Ability to create attractive and functional packaging solutions. I would like to see a portfolio with similar work. Please share your previous designs and relevant experience.

...connectivity (basic commands from phone) Ensure safe power & insulation for a prototype Share code + wiring diagram + build instructions Core Features (V1) ESP32 dev board Pre-recorded audio playback (stories, phrases) 1–2 physical buttons BLE commands from mobile app (play audio / change mode) Battery-powered (AA/AAA, no lithium battery) Speaker + amplifier On/Off switch Deliverables 1 working electronics prototype (bench-level) Arduino/ESP32 source code Simple BLE protocol description Wiring diagram List of components used (BOM) Short demo video of working prototype...

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...printable 3D CAD model for a pocket-friendly, UV-sanitizing case that fits the upcoming AirPods 4 form factor—this is deliberately different from the current 1/2 or Pro housings, so the outer shell can diverge from Apple’s exact geometry while still feeling “AirPods-inspired.” Core structure • Two-piece construction (base + lid) with a smooth hinge and just enough extra thickness to hold the electronics yet still slip into a jeans pocket. • Interior cavities for a pre-assembled UV-C module, a compact battery pack, and a momentary push button. Please ensure the lid seals completely to prevent UV leakage; magnetic snaps are welcome if they simplify the closure. • A discrete, built-in battery indicator is required—an LED window or ...

Design a waterproof enclosure (20×20×10 cm) for Raspberry Pi punch-in/out device (STEP + STL) I need a custom enclosure design for a punch-in/punch-out device. The enclosure will be used on a wall and must fit electronics inside and expose an NFC reader + display outside. Target enclosure size: 200 × 200 × 100 mm (approx.) Inside components to accommodate: Raspberry Pi 4B (2GB and 4GB variants) Charger / power supply + wiring NFC card/tag reader LCD 2004 display wires Required features: Openable front door (hinge) + waterproof concept (gasket / lip / sealing channel). Back power entry: a hole/slot to bring in the power cable (preferably sized for a standard cable gland). Dedicated mounting for Raspberry Pi 4: standoffs and screw holes (or a tray/holder), ali...

The goal is to turn my vision into the most recognised online destination for buying physical electronics worldwide. I already know the store will sell only tangible tech products—phones, laptops, smart-home gear, accessories—so every part of the build should feel purpose-built for that niche. Core experience • Lightning-fast catalogue browsing and an advanced yet intuitive search so visitors can jump from product idea to checkout in seconds. • A rock-solid checkout that supports multiple payment options out of the box—major cards, PayPal, local wallets, and room to plug in new gateways later—without ever compromising security or PCI compliance. • Scalable architecture (micro-services or modular monolith, whichever achieves high traffic ...

...the gloves! MUST FEATURE THE REAL GLOVES!!! - Download all ORIGINAL video from: Backgrounds must feel authentic—a seamless mix of home-DIY benches, small-parts assembly stations, and professional tradesmen settings—so viewers picture themselves using the gloves everywhere. Slow-mo moments should spotlight grip and dexterity: think nuts, bolts, phone screens, or tiny electronics handled with confidence. Text overlays—big, bold, and crystal clear—will call out key product features taken straight from the existing images and listing copy. Work the SK logo in subtly: let it fade into the top corner a few seconds after the video starts, then finish with a strong branded outro. No logo on frame one. Deliverables: • Final video: 1920×1080 MP4, 25...

I need a custom housing for a consumer MP3 player. The housing will be made from plastic with a matte finish. I can provide the device in question. Needs connections shortened and put into thin rectangular housing about flash rive sized. Also request that accompanying corded earbuds be shortened as well....Also request that accompanying corded earbuds be shortened as well. Buttons must be usable without looking at the device. Key Requirements: - Custom buttons - Space for a strap to pass through - housing as small as possible Ideal Skills and Experience: - Experience with custom plastic housing design - Proficiency in creating functional and aesthetic button layouts - Ability to alter existing electronics - Ability to incorporate strap pass-through into design Looking forward to ...

Project: We are a looking for a very specific person, an actuation expert who has the following experience and credentials: - Is technical. Has himself or herself designed high-performance actuators. - The above experience must include VCMs (voice coil motors), e.g. for moving lens groups. - You must have commercial experience in a tier-1 consumer electronics company. An ideal person would be someone with 10+ years of experience, who now does freelance expert consulting (e.g. has retired or is semi-retired). If you are in the 0.1% of people who fit the above description, please continue reading. If not, there is no need (we will screen out candidates who are not a fit, you will just be using up your and our time). We have a need to evaluate smallest-possible VCM (or other actuat...

I need a mechanical engineer who can take me from a rough idea to a fully do...suggested suppliers. • Strength, vibration and thermal checks to be sure the design will hold tolerances under production loads. • Assembly instructions and exploded views so a fabricator can build it without guesswork. • A short design report explaining key calculations and assumptions (feeds, speeds, rigidity, repeatability targets, etc.). If you are also comfortable advising on control electronics (stepper/servo sizing, controller choice such as Mach3, LinuxCNC or similar) let me know—that will be a plus. Please share examples of CNC, robotics or other precision machinery you have designed, and tell me which CAD/analysis tools you will use. I am ready to start as soon as I ...

...prototype of a small interactive toy. The prototype requires: A pop-up mechanism (using solenoids, springs, and/or small motors). Integration with Raspberry Pi or Arduino for control. Wiring/programming to operate the mechanism. A simple phone/web app to trigger the toy remotely. Requirements: Experience with mechanical design and prototyping. Hands-on skills with Raspberry Pi/Arduino electronics. Must show past project work (photos, CAD, or GitHub). Signed NDA. Deliverable: A working physical prototype (not just design files) that demonstrates the pop-up mechanism controlled by Raspberry Pi/Arduino. Budget: Budget will be discussed based on scope and experience. Please provide: What’s your estimated cost? How did you arrive at that number (materials, labor, ...

...a complete Shopify storefront dedicated to electronics dropshipping, ready for me to start marketing the moment it goes live. The build needs to cover theme selection and customization, bulk product import from reliable suppliers, high-quality imagery, well-structured product pages, and a friction-free checkout that works smoothly on mobile and desktop. Please connect payment gateways and real-time shipping rates, set up automated order routing to the supplier, and configure basic on-page SEO so new items index quickly. A tidy main menu, clear category structure, and an email-capture section for future campaigns are essential. When the store is finished I expect: • A branded, fully-configured Shopify site populated with at least 50 electronics products • Funct...

I need an electronics specialist based in Mumbai who can take a lithium-ion battery management system from concept to a tested prototype. You will work with me locally so that component sourcing, quick iterations and on-site testing are easy. The circuit must reliably handle overcharge protection and intelligent load balancing across the pack. I am looking for you to create the full schematic, PCB layout and prototype on real lithium-ion cells in my lab and then hand over the working prototype plus and design files.

...communication and business opportunities Helping us secure new production projects Compensation We offer a commission-based compensation model, where the agent receives a percentage of the profit generated from each successful project they bring in. This is a long‑term opportunity for experienced professionals who already have contacts in: Automotive industry Medical device industry Consumer electronics Industrial equipment Any sector requiring complex plastic or metal components Ideal Candidate Proven experience in B2B industrial sales or lead generation Strong network within manufacturing, automotive, medical or related industries Ability to independently identify and approach potential clients Professional communication skills and reliability Motivation to work on a comm...

I’m preparing a campaign that zeroes-in on tech audiences in the United States and the United Kingdom, and I need someone who already has those relationships in place. Your primary task is to surface mid-tier creators (roughly 50 K–500 K followers) who are active on Instagram and YouTube and whose content is unmistakably tech-focused—think gadgets, software, consumer electronics, AI, gaming hardware, emerging devices, and similar niches. Because timing is tight, I’m not looking for a generic scrape or a cold outreach list. I need a living database you have cultivated, complete with names, handles, up-to-date audience metrics, contact emails, average engagement rates, a short note on recent brand partnerships, and any rate cards you already hold. Quality outw...

Up! I can deliver a complete end-to-end solution covering PCB design, PIC firmware, and a Windows VB.NET interface for your compact electronics board. I have experience designing multilayer boards in Altium, developing efficient microcontroller firmware with low-power optimization, and building reliable PC tools for device configuration and data logging. You’ll receive a fabrication-ready hardware package, well-structured firmware with compiled HEX and flashing guide, and a user-friendly desktop utility that communicates over USB, streams live sensor data, and logs to CSV. I focus on clean design, power efficiency, and dependable communication between hardware and software. Ready to start as soon as you share the sensor list and mechanical constraints

I’m moving a range of electronics SKUs from FBA to FBM and need each listing rebuilt so the switch is seamless for shoppers and Amazon’s system alike. You’ll be working with a mix of assets: some products already have solid copy that only needs tightening, while others require descriptions written from scratch. Either way, I’ll supply a keyword list for every ASIN; your job is to weave those terms naturally into titles, bullets, descriptions and backend search fields without triggering Amazon’s compliance filters. Beyond the copy, I also need you to replicate the existing variation structures, carry over reviews, and double-check that all fulfillment details reflect the new FBM workflow (handling times, shipping templates, return addresses, etc.). Ac...

Electronics Product Tester (US Only) Job Type: Free Product Access Location: USA (Remote) Project Overview I am recruiting a large number of part-time product testers within the US to help evaluate new consumer electronics products sold through my Amazon store. This is a structured testing program focusing on real-world user experience, usability feedback, and product evaluation. Your feedback will be used to improve future product production and optimize the product listing. This program is ideal for US residents who frequently shop online and can easily follow simple testing instructions. Project Scope Once selected, you will: Purchase the designated electronic product from my Amazon store. I will provide the product link and step-by-step instructions. Please use the produc...

We have a couple of l electronics brands on Amazon and already have Sponsored Products and Sponsored Brands campaigns running. We want to boost the Sales growth d, so I want a fresh set of eyes to audit what’s live, tighten the structure, and then scale the winning keywords and placements. We are looking some Amazon PPC Expert now it inside out. Here’s what I need: • Full account audit with a written summary of current performance, wasted spend, and immediate quick-wins. • Re-structured campaigns (Sponsored Products, Sponsored Brands; DSP only if you feel it will add lift) built around proven keyword research and competitor insights. • Ongoing bid and placement optimization focused squarely on increasing sales while holding or lowering ACOS/ TACOS...

Hello , I need a complete design for a compact consumer-electronics board that revolves around a PIC microcontroller. The scope spans three tightly-linked parts: • PCB hardware – Produce the schematic and multilayer layout in Altium Designer, include all libraries you create, and deliver the full manufacturing package (Gerbers, drill files, pick-and-place, and a PDF schematic). • MCU firmware – Write well-commented code in MikroBasic (or another PIC-friendly tool if you justify the switch). The firmware must read multiple sensors, exchange data through an efficient serial protocol, and use smart power-saving modes to stretch battery life. Please supply project files, compiled HEX, and a short flashing guide. • PC interface – Build a Windows utility...

I need clear, technically-accurate product descriptions for a range of consumer electronics. Each text must read like it belongs on a spec-driven retail page—precise wording, no marketing fluff, and enough engineering detail to satisfy informed shoppers. Scope You will receive a list of electronic items along with basic specs and any manufacturer data sheets I can supply. From that material, craft concise copy that highlights key features, explains core technology in plain terms, and anticipates common pre-purchase questions. Deliverables (per product) • 120–180-word main description • 4–6 bullet-point feature list • Tabular spec section (model number, dimensions, weight, power, connectivity, etc.) • Optimised file delivered in eithe...

I need a complete design for a compact consumer-electronics board that revolves around a PIC microcontroller. The scope spans three tightly-linked parts: • PCB hardware – Produce the schematic and multilayer layout in Altium Designer, include all libraries you create, and deliver the full manufacturing package (Gerbers, drill files, pick-and-place, and a PDF schematic). • MCU firmware – Write well-commented code in MikroBasic (or another PIC-friendly tool if you justify the switch). The firmware must read multiple sensors, exchange data through an efficient serial protocol, and use smart power-saving modes to stretch battery life. Please supply project files, compiled HEX, and a short flashing guide. • PC interface – Build a Windows utility in ...

I need an experienced electronics/PCB engineer to design a reliable, 24/7-operating traffic light controller PCB. This is a safety-critical system (not a hobby project). • Load: 220VAC traffic light LED modules • Operation: Continuous (24/7) • Experience with ESP32 hardware • Experience with AC mains / industrial electronics • Comfortable designing fail-safe systems • easy eda check image . PCB1 is main and then i can connect few pcbs like pcb2