Senior Firmware Engineer

Meet the YozmaTech

YozmaTech isn’t just another tech company – we’re a global team of go-getters, innovators, and A-players helping startups and product companies scale smarter and faster.
We build dedicated development teams across 10+ countries, creating strong, long-term partnerships based on trust, transparency, and real impact.
Here, every idea counts. We value people who are proactive, open-minded, and ready to grow. If you’re passionate about building meaningful products and want to join a team that feels like family – you’ll feel right at home with us.

Our client is the first smart monitor to merge computer vision with data-backed sleep science, to produce the most advanced and secure camera technology ever introduced to the home.

Key Requirements:
🔹 4+ years of experience in C/C++ development for embedded systems ;
🔹 Extensive experience with Embedded ARM(Cortex A*) Linux (Yocto - advantage) Video4Linux, Pulseaudio, systemd ;
🔹 Ability to implement drivers for various interfaces (I2C, SPI, UART, I2S, etc.) OF (OpenFirmware), Devicetree, Industrial I/O (iio) - advantage ;
🔹 Strong C/C++ experience ;
🔹 Proficiency in the Rust Programming Language (advantage) ;
🔹 Emphasis on reading existing code, documentation, compiler toolchain knowledge, cross-compilation, and debugging ;
🔹 Strong research skills for quick ramp-up on unfamiliar topics ;
🔹 Code review and testing (unit tests, integration tests, end-to-end, etc.) expertise ;
🔹 Proficiency in Git (version control, branches, submodules, merge/rebase/squash, etc.) ;
🔹 GitHub Workflow - Pull Requests, Code Review, Issues, etc;
🔹 English – Upper-Intermediate or higher.

Will be plus:
🔹 In-depth knowledge of TCP/IP stack, application layer protocols, and encryption ;
🔹 Experience with BLE (GATT, Advertising, Bonding, etc.) ;
🔹 Familiarity with Wi-Fi protocols, modes (AP/STA/P2P), and security ;
🔹 Expertise in Video Transcoding (codecs such as H264, H265, MJPEG) and Streaming (concepts such as NALU, AVCC, SPS, PPS, in the context of H.264) ;
🔹 Knowledge of Audio Transcoding (codecs such as AAC, OPUS, PCM, G.711, G.722) and Streaming (concepts such as DTX, PLC, in the context of OPUS) ;
🔹 Understanding of Packet Loss mitigation (ULP, RED, FEC, RTX) ;
🔹 Familiarity with FFmpeg/GStreamer ;
🔹 Knowledge of Streaming Protocols ;
🔹 Experience with WebRTC, SDP, ICE, RTP (significant advantage);
🔹 Familiarity with RTMP, RTSP, HLS (advantage) ;
🔹 Solid experience with Microcontrollers ;
🔹 ESP32 experience (significant advantage) ;
🔹 FreeRTOS, lwIP, NimBLE (advantage) ;

What you will do:
🔹 Develop software components in C and Rust: drivers, BSP, networking/multimedia applications. ;
🔹 Analyze Requirements and provide estimations ;
🔹 Take a key role in designing features End-to-End ;
🔹 Participate in meetings, pitch ideas, and assist the product with requirement gathering ;
🔹 Produce Technical Documents, Diagrams ;
🔹 Detailed planning of Development ;
🔹 Lead cross-disciplinary projects to develop features that affect not just Firmware, but also Mobile and Backend;

Why Join Us?

At YozmaTech, we’re self-starters who grow together. Every day, we tackle real challenges for real products – and have fun doing it. We work globally, think entrepreneurially, and support each other like family. We invest in your growth and care about your voice. With us, you’ll always know what you’re working on and why it matters.
From day one, you’ll get:
🔹 Direct access to clients and meaningful products;
🔹 Flexibility to work remotely or from our offices;
🔹 A-team colleagues and a zero-bureaucracy culture;
🔹 Opportunities to grow, lead, and make your mark.

After you apply

We’ll keep it respectful, clear, and personal from start to offer.
You’ll always know what project you’re joining – and how you can grow with us.

Everyone’s welcome

Diversity makes us better. We create a space where you can thrive as you are.

Ready to build something meaningful?

Let’s talk. Your next big adventure might just start here.