Historical freelance listings.
SearchWe are seeking an experienced Firmware Engineer to lead the development of embedded software for next-generation industrial IoT systems. The role involves worki...
Read moreI have a custom board built around an STMicroelectronics MCU and I need a clean, well-structured C firmware that turns the chip into an I2CSPI host. The main jo...
Read moreThe board is essentially a compact "brain board" — an ESP32-WROOM-32 module with integrated power management, USB-C for charging and programming, and two 4-pin...
Read moreI’m building a Raspberry Pi-based educational tool focused on robotics projects and need an experienced programmer who can turn my concept into a working protot...
Read moreI’m building a Raspberry Pi-based educational tool focused on robotics projects and need an experienced programmer who can turn my concept into a working protot...
Read moreDescription: I am looking for an experienced electronics / Arduino developer to help troubleshoot and repair an existing Arduino-based electrical stimulation sy...
Read moreDescription: We are developing a solar-powered ESP32-based IoT controller for agriculture field deployment (valve control and sensor monitoring). Before sending...
Read moreI'm looking for an experienced developer to build a weather monitoring system using a Raspberry Pi Pico. The system should interface with an RM Young 05108 Anem...
Read moreIndustrial ESP32-S3 PCB Design (Flux.ai) Project Overview I am looking for an experienced PCB designer to complete a custom industrial control board based aroun...
Read more1) Project goal Design a single PCB device for testing cable harnesses up to 25 wires, where both ends of the same harness are connected to the board: Side A: 2...
Read moreThe device is a low-power wearable IoT unit designed around the Nordic nRF91 series (preferably nRF9151) with NB-IoT cellular connectivity and optional GNSS pos...
Read more1) Project goal Design a single PCB device for testing cable harnesses up to 25 wires, where both ends of the same harness are connected to the board: Side A: 2...
Read moreDescription: We are developing a prototype of a motor control system based on an existing PCB that uses an ATmega16 microcontroller. The current system controls...
Read moreProject Title: Firmware Driver Development for Custom Hardware on ESP32/ESP8266 (Arduino/PlatformIO) Project Description: We have completed custom hardware deve...
Read moreI already have the full schematic and the finished PCB files for a board that combines an ESP module with a PIC18F microcontroller. What I’m missing is a clear,...
Read moreI already have the full schematic and the finished PCB files for a board that combines an ESP module with a PIC18F microcontroller. What I’m missing is a clear,...
Read moreI'm looking for an experienced hardware engineer to design an educational robotics board based on the ESP-WROOM-32. This board is intended for prototyping and d...
Read moreI have several separate Arduino-based projects combined into one bigger project. The firmware is roughly put together, but needs properly finished. The project...
Read moreNecesito ayuda puntual para afinar un proyecto existente sobre ARM STM32. El hardware ya cuenta con: • Protocolo de comunicación binario implementado • Dos tira...
Read morePCB Design Review Required (ESP32-S3 Based Board) I am looking for an experienced electronics / hardware engineer to review my PCB design and provide detailed f...
Read moreEmbedded Systems Engineer (Texas Instruments/Hercules) Role Overview: I are looking for a skilled Embedded Systems Engineer. You will be responsible for designi...
Read moreI have a completely DIY embedded board on my bench and need a clean, production-ready firmware image that focuses on solid, well-tested communication protocols....
Read moreMy DS1307 real-time clock drifts unpredictably; it can keep perfect time for hours and then suddenly jump ahead or fall behind without any pattern. Power cycles...
Read moreThe goal is to design a high-voltage, industrial-grade PCB board connecting to 8 external temperature/humidity 1. Core Components & Specifications: ESP32-C3-MIN...
Read moreEmbedded Firmware Development for Kids Companion Robot (ESP32 / RP2040) Project Overview I am building a kids companion robot (ages 3–10) focused on expressive...
Read moreI’m building a small IoT device around the ESP32-CS6 and need hands-on help wiring in and driving a set of external sensors. Connectivity is already handled els...
Read moreI am building a custom STM32-based embedded device: an electronic level with an integrated timer, OLED display, RGB LEDs, buzzer, and battery power. The hardwar...
Read moreBusco programar un arduino para un sistema de posicionamiento dinámico básico para un barco utilizando un dispositivo de navegación GPS (la señal se enviara al...
Read moreProject Overview We are looking for an experienced Electronics Design Engineer to develop the PCBA for a compact medical wearable device. The project involves d...
Read moreI need an experienced firmware developer for an embedded system, specifically for a tracking device. The firmware should handle: - Sensor data processing - Comm...
Read moreI have a WF100DP digital pressure sensor wired to an ESP32 over I²C and I need a clean, well-commented C/C++ sketch that lets me stream live readings to the Ser...
Read moreI have a mature code-base running on a Microchip SAME54 (Cortex-M4) that now needs to live on a SAME70 (Cortex-M7) board. All reference manuals, schematics and...
Read moreI'm looking for an experienced STM32 programmer to develop firmware from scratch for a radio interface. The firmware needs to support I2C, SPI, and UART communi...
Read moreI need a senior hardware/PCB engineer with direct experience in LTE-M/NB-IoT designs to perform a thorough pre-production review of my battery-powered IoT envir...
Read moreESP32 Gaming Puck - Electronics Assembly (10 Physical Units) I need an experienced electronics assembler/engineer to build 10 interactive gaming pucks with embe...
Read moreI’m building new firmware on an NXP series board and I now need a clean, reusable I2C driver that works in both Master and Slave modes. The core of the task is...
Read morePossuo uma Waveshare ESP32-S3-Touch-LCD-7 e quero levar a interface do meu sistema MetriFit para este hardware usando LVGL. O sensor de distância VL53L1X já est...
Read moreThe immediate priority is schematic redesign pulled directly from the current PCB files. You will be tracing nets, updating footprints, and re-balancing power d...
Read moreI need an engineer who can bridge my Windows-based application with an Arduino/PIC microcontroller over a reliable UART link. The project involves defining and...
Read moreEnvironmental Monitoring: • Temperature: Use of a digital sensor (DS18B20 or similar) for accurate readings. • Water pH: Implementation of the pH sensor using t...
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