a
alson_123456

Alson

@alson_123456

Senior firmware Embedded System engineer

Brazilië
Engels, Russisch, Portugees
Sommige informatie wordt in het Engels weergegeven.
Over mij
Senior Firmware and Embedded Systems Engineer with strong experience in developing reliable microcontroller-based products from prototype to production. Skilled in C/C++, embedded hardware-software integration, and real-time system development using platforms such as ESP32 and STM32. Experienced in working with communication protocols including UART, I2C, SPI, USB, BLE, Wi-Fi, CAN, and TCP/IP, with solid hands-on knowledge of debugging, bring-up, and validation using oscilloscopes, logic analyzers, and other lab tools.... Lees meer

Skills

a
alson_123456
Alson
offline • 
Gemiddelde reactietijd: 1 uur

Bekijk mijn diensten

Print circuit boards (PCB)
I will do compact arduino compatible audio board
VanafUS$ 300 / projectMeer informatie
Print circuit boards (PCB)
I will open source arduino compatible audio dsp platform
VanafUS$ 200 / projectMeer informatie

Werkervaring

Electon

Electon

Parttime • 7 yrs 7 mos

Senior Firmware & Embedded Engineer

Aug 2022 - Present • 3 yrs 9 mos

Led development of embedded firmware for hardware products and IoT systems using C/C++ on microcontrollers, delivering production-ready and reliable device functionality Owned hardware–software integration across custom PCB designs, utilizing schematics, oscilloscopes, logic analyzers, and signal analysis, ensuring stable system performance and reduced integration issues Designed and optimized communication interfaces for SPI, I2C, UART, and USB protocols, improving data reliability and overall system efficiency Drove debugging and validation efforts during prototype and bring-up phases, identifying critical issues early and reducing prototype failure rates Collaborated with and mentored cross-functional teams (firmware, hardware, mechanical) within Agile workflows, contributing to end-to-end product delivery from concept to production

Firmware Engineer

May 2021 - Aug 2022 • 1 yr 3 mos

Developed embedded firmware in C/C++ for microcontroller-based systems, enabling reliable real-time data processing and device control under constrained environments Integrated hardware interfaces including UART, SPI, and I2C, ensuring stable communication with sensors and peripheral modules across multiple device prototypes Designed and implemented device-to-cloud communication using REST APIs and WebSockets, connecting embedded systems with backend services built in Node.js (NestJS) and Python (FastAPI) Built data ingestion and processing pipelines for device telemetry using PostgreSQL and Redis, improving real-time data availability and system responsiveness Led hardware–software integration and debugging, identifying signal and communication issues during bring-up and reducing system instability during early-stage prototypes Collaborated in Agile teams using Git, Docker, and CI/CD pipelines, improving release reliability and reducing deployment-related issues

Junior Firmware Engineer

Oct 2018 - May 2021 • 2 yrs 7 mos

Developed embedded firmware for IoT prototypes using C on ESP32 and STM32, resulting in functional and testable systems Implemented communication drivers for SPI, I2C, UART, and GPIO using low-level C, enabling reliable peripheral interaction Assisted in debugging and hardware bring-up using oscilloscopes, logic analyzers, and serial tools, helping resolve integration issues Worked on wireless connectivity using BLE and Wi-Fi libraries, enabling basic real-time communication between devices