{"id":3995475,"url":"https://alion.io/job/lmb-soft-backend-embedded-systems-developer","title":"Backend / Embedded Systems Developer","company":{"id":4529555,"name":"LMB Soft","domain":"lmb.de","url":"https://alion.io/company/lmb-soft","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Niš, Serbia"],"countries":["RS"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"ASP.NET Core","optional":false},{"name":"Bitbucket","optional":false},{"name":"C#","optional":false},{"name":"C++","optional":false},{"name":"Entity Framework Core","optional":false},{"name":"FreeRTOS","optional":false},{"name":"Git","optional":false},{"name":"GitHub","optional":false},{"name":"GitLab","optional":false},{"name":"JavaScript","optional":false},{"name":"Linux","optional":false},{"name":"MQTT","optional":false},{"name":"MySQL","optional":false},{"name":"Node JS","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Rest API","optional":false},{"name":"RTOS","optional":false},{"name":"SQL","optional":false},{"name":"SQLite","optional":false},{"name":"WebSockets","optional":false}],"status":"live","first_seen_at":"2026-11-10T00:00:00Z","employer_posted_date":null,"last_verified_at":"2026-11-10T00:00:00Z","board_verified":false,"closed_at":null,"days_open":0,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":0},"description":"About Us\nLMB Soft d.o.o. Niš is a research and development company with over 40 years of experience and a trusted leader in the medical technology field. We specialize in the development and production of blood transfusion devices and are proud to be part of the MacoPharma Group, a global leader in the manufacturing of blood bags and in-line systems.\n\nThrough close integration with international teams and systems, our employees gain valuable professional experience and continuous development in a dynamic, multidisciplinary, and highly regulated environment.\n\nPosition Overview – Backend / Embedded Systems Developer\n\nLMB Soft is looking for a versatile and motivated Backend & Embedded Systems Developer with expertise in C#, JavaScript/Node.js, and C / Embedded OS to join our engineering team.\n\nIn this role, you will bridge the gap between low-level device/hardware systems and high-level cloud or enterprise backend architectures.\n\nYou will design and maintain reliable server-side services, RESTful APIs, and firmware/embedded software for edge devices.\n\nKey Responsibilities\n\nDesigning, developing, and maintaining high-performance backend services and APIs using C# (.NET / .NET Core) and JavaScript (Node.js);\n\nWriting, testing, and maintaining efficient C/C++ code for embedded systems and real-time operating systems (RTOS) or Embedded Linux;\n\nConnecting embedded/IoT devices with backend cloud architectures, MQTT/WebSockets messaging pipelines, and database systems;\n\nDesigning and optimizing relational (e.g. PostgreSQL, MySQL Server) and non-relational (e.g. MongoDB) databases for scalable data ingestion;\n\nWriting clean, maintainable code and conducting hardware/software debugging, unit testing, and integration testing across environments;\n\nOptimizing low-level device performance, memory footprint, power consumption, and backend query response times;\n\nCollaborating closely with hardware engineers, frontend developers, DevOps, and product managers to deliver end-to-end solutions.\n\nReference: BjMyQ2YU3De6pYjNLrdHIkcoP0hpWApTtsb_cSYIqhQYQSfTktFVd7IZCNiYpeJT\n\nQualifications and Competencies\nProfessional Requirements:\n\nUniversity degree in Computer Science, Electrical Engineering, Electronics, or a related technical field;\n\n2–5+ years of hands-on experience in C programming for embedded systems, microcontrollers (MCU), or Embedded OS environments (e.g. FreeRTOS, Embedded Linux);\n\nSolid experience with C# and the .NET Framework / .NET Core (ASP.NET Core Web API);\n\nExperience developing backend microservices and APIs using JavaScript (Node.js);\n\nKnowledge of IoT/device communication protocols (e.g. MQTT, WebSockets, Modbus, CAN bus, UART, SPI, I2C, HTTP/REST);\n\nExperience working with SQL/NoSQL databases and ORMs (e.g. PostgreSQL, SQLite, Entity Framework);\n\nProficiency with Git and Git workflow tools (GitHub, GitLab, or Bitbucket);\n\nHigh level of English proficiency, both written and spoken (mandatory).\n\nSoft Skills:\n\nHigh level of motivation, versatility, and ownership mindset;\n\nStrong analytical and problem-solving skills, especially in hardware/software debugging;\n\nClear communication and collaboration across multidisciplinary teams;\n\nWell-organized, systematic, and able to manage multiple tasks and projects;\n\nWillingness to learn and work across both low-level and high-level technologies.\n\nWhat We Offer:\n\nWork on both embedded and backend systems for real medical technology products;\n\nDirect impact on the reliability and performance of our devices and systems;\n\nDynamic and supportive work environment;\n\nOpportunities for professional development and additional technical training;\n\nStable employment in a growing medical technology sector;\n\nWork in an international environment with continuous collaboration across Group companies.\n\nJoin us and become part of a team that is shaping the future of medical technology by connecting smart devices with reliable, well-engineered software 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