Senior Firmware Engineer (C/C++, Microsoft Azure IoT)

Mesh Systems LLC; Remote; PLN 240,000 - 320,000; Full time

Job summary

A dynamic technology company based in Kraków seeks a Senior Firmware Engineer (C/C++, Microsoft Azure IoT) for a remote B2B contract. The ideal candidate will guide the software development life cycle, write high-quality code, and collaborate with multidisciplinary teams to develop embedded software first associated with IoT. Candidates should possess fluency in C/C++ and experience with various embedded systems protocols. This role offers competitive hourly rates and support for professional growth through training budgets and certifications.

Benefits

Training budget for professional growth

Access to cutting-edge technology

Collaborative team culture

Qualifications

• Deep knowledge of C/C++, including frameworks and optimization.
• Experience in firmware design focusing on microcontrollers and RTOS.
• Skilled in troubleshooting embedded systems and hardware design.

Responsibilities

• Design, develop, test, document, deploy, and maintain embedded software.
• Write high-quality C/C++ code for machinery on Microsoft Azure.
• Collaborate with teams to integrate and optimize systems.

Skills

Fluency in C/C++

Firmware Design and Development

Development and Troubleshooting Embedded Targets Expertise

Various Protocols, Interfaces, Hardware, and Wireless Subsystems

Version Control and Agile Planning Tools

English Proficiency

Tools

Azure Sphere

Azure RTOS

Azure IoT Edge

Edge X

Azure IoT Hub client

Atlassian tool suite (Confluence, Jira)

Job description

Senior Firmware Engineer (C/C++, Microsoft Azure IoT) - (B2B Contract) @ Mesh Systems LLC

Kraków, Lesser Poland Voivodeship, Polska

Mesh Systems are the Connected Product People. As a trusted Microsoft Partner, we help clients build, scale, and unlock value from their digital products. We specialize in creating scalable, cloud-based systems to process massive data volumes for global clients.

We are currently on an ambitious path to merge IoT with cutting‑edge Artificial Intelligence, opening doors to future‑proof projects. We’re looking for an experienced Software Engineer to work with our engineering teams and help us shape the future of connected technology.

Compensation and Contract Model

• Model: B2B Contract (100% Remote)
• Availability: Collaboration within the Central European Timezone (CET).
• Hourly Rate (USD): $40 - $50 USD / hour
• Support: We provide support with formalities for Polish contractors working with a U.S. company.

What Makes Working at Mesh Systems Unique?

• Autonomy & Impact: Work in small, agile teams where your engineering decisions have a real impact. We value pragmatic solutions and customer‑focused thinking.
• Cutting-Edge Technology: Get direct access to Microsoft Azure technologies in Private Preview thanks to our close partnership.
• Culture: Join a team of passionate professionals and share knowledge about the most innovative solutions on the market.
• Future Focus (IoT + AI): Be part of our transformation, integrating IoT solutions with AI/Machine Learning at the intersection of the most advanced technologies.
• Professional Growth: We offer a dedicated training budget and full support for Microsoft certifications.

What You Will Do

• Guide the Software Development Life Cycle (SDLC): Design, develop, test, document, deploy, and maintain embedded software systems.
• Implement Solutions: Write high‑quality C/C++ code for machinery connected to and running on Microsoft Azure.
• Integrate Systems: Collaborate with interdisciplinary teams, including hardware design, development, and validation, and software engineers to integrate into complete systems and optimize system‑level performance.
• Documentation: Write about firmware design, development processes, and usage instructions.
• Collaborate & Influence: Work in a small, autonomous engineering team, directly influencing the technical direction of our solutions.

What You’ll Bring

• Fluency in C/C++: Deep knowledge of the language, framework, optimization, and modern design patterns.
• Firmware Design and Development: Focus on microcontrollers, RTOS, C/C++, and/or other embedded platforms.
• Development and Troubleshooting Embedded Targets Expertise: Including familiarity with hardware design, schematics, and PCB layout.
• Various Protocols, Interfaces, Hardware, and Wireless Subsystems:
  • Serial
  • Bluetooth
  • Wi‑Fi
  • Cellular
  • IP
• Version Control and Agile Planning Tools
• Peer Review:
  • Azure Sphere
  • Azure RTOS
  • Azure IoT Edge
  • Edge X
  • Azure IoT Hub client
• English Proficiency: Strong communication skills for seamless collaboration with U.S. partners and clients.

Bonus Points

• Familiarity with embedded IoT technologies such as Azure Sphere, Azure RTOS, Azure IoT Edge, Edge X, Azure IoT Hub client.
• Familiarity with Atlassian tool suite, such as Confluence and Jira.
• Experience with additional languages and OS such as C#, Rust, Java, Sephyr OS, FreeRTOS, and Linux.