IoT & Embedded Firmware Engineer

Mioveni, Romania

Only remote

Master's Degree

Mioveni, Romania

Only remote

Master's Degree

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About me

Embedded & IoT Firmware Engineer (4+ yrs) skilled in STM32/ESP32, C/C++17, FreeRTOS, lwIP (TCP/UDP), CAN/J1939, BLE/Wi-Fi, custom protocols, and low-level drivers. Delivered a full STM32H563ZI TCP/IP stack for a German client. Open to Remote EU B2B roles.

C (Programming Language)Test SuiteApplication Programming Interfaces (APIs)Agile MethodologyApple IOSArchitectureUnit TestingMicrosoft AzureBluetooth Low Energy (Bluetooth)C++ (Programming Language)CANopenMobile Application DevelopmentCMakeCommunications ProtocolsCustomer Communications Management

Embedded Systems Development

Design and implementation of real-time embedded systems and communication layers on STM32, ESP32, and PIC microcontrollers using C/C++17 and FreeRTOS.

IoT Communication Protocols

Strong experience with lwIP (TCP/IP, UDP, RAW API), CAN/CANOpen/J1939, BLE, Wi-Fi, and custom binary protocol design including packet parsers and request–response architectures.

Mobile Application Development

Development of Android (Kotlin, MVVM) and iOS (Swift, SwiftUI) applications, including cross-platform development for IoT ecosystems.

Programming Languages

Advanced proficiency in C, C++, Python, Kotlin, Swift, and SwiftUI.

Hardware Integration

Hands-on integration with STM32, ESP32, PIC microcontrollers, Raspberry Pi, and hardware–software co-design for IoT and industrial systems.

Development Tools

Experienced with PCAN Explorer, VisualGDB, Git, Azure DevOps, CMake, SSMS, and embedded debugging/trace workflows.

Testing & Documentation

Creation of unit and integration test suites, mock HAL frameworks, host-based testing, and technical documentation using Doxygen.

Project Management

Experience with Agile methodologies, OKRs, technical presentations, sprint planning, and direct communication with European clients.

Experience

Professional experience0 - 5 years

Freelancer since2025

Languages

EnglishFluentFrenchBasic knowledgeRomanianNative speaker

Project history

Software Engineer

ALTEN Romania

Developed embedded software for STM32 and PIC microcontrollers for Haulotte industrial vehicles, implemented firmware libraries and CAN network communications

Freelance Embedded Software Engineer

AZ Systems SRL

Delivered embedded projects for Future Systems GmbH & Co. KG including complete toolchain setup, hardware control layer implementation, and TCP server development with custom protocols

Software Developer

TekGPS Engineering

Developed firmware for ESP32 and STM32 microcontrollers, implemented GPS positioning systems, created Android applications, and led technical presentations

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