Senior Software Developer (M/F/X)

Salary: 60.000 - 80.000 € per year Requirements: Proficiency in Python, Docker, REST, MQTT, WebSockets, JavaScript Experience with MariaDB, Redis, and caching strategies Familiarity with CI/CD tools, Git, and issue tracking systems (e.g. Redmine or JIRA) Understanding of microservices architecture and SaaS environments Strong problem-solving skills and ability to work independently and in a team Degree in Computer Science or a related field Minimum 5 years of professional software development experience Good communication skills in German and English Responsibilities: Implement backend and frontend features in a Python (microservices) environment Maintain and improve existing codebase for robustness and scalability Optimize performance and update dependencies Develop new services and integrate external APIs Troubleshoot, perform performance analysis, and bugfix Work on data processing, storage, caching, and web-based UI components Participate in code reviews and ensure adherence to coding standards Collaborate in agile ceremonies and contribute to task refinement Technologies: Backend CI/CD Docker Frontend Git IoT JIRA JavaScript MariaDB MQTT Python REST Redis Web microservices UX UI Design Bootstrap Flask Support More: Tec4med LifeScience GmbH is a leading company in the field of innovative supply chain visibility solutions for the life sciences industry. As a subsidiary of Cryoport Inc. (NASDAQ: CYRX), our IoT products and digital platforms enable end-to-end monitoring of temperature-sensitive pharmaceuticals, helping to make global supply chains safer and more efficient. We offer a full-time position with a salary range of 60,000.00€ - 80,000.00€ per year. Our work environment is hybrid remote, based in 64293 Darmstadt, and we value strong communication and collaboration within our team. last updated 28 week of 2026