Senior Python Engineer with GenAI

O projekcie: We are looking for a Senior Python Engineer to take ownership of backend architecture, technical leadership, code quality, and team development. You will work on complex backend systems, design scalable architectures, and lead a talented engineering team, collaborating closely with business stakeholders to translate requirements into robust technical solutions. You will play a key role in shaping the product roadmap, making strategic architecture decisions, and ensuring that delivery aligns with business goals. A key component of the initiative is the development of internal AI-powered capabilities, including a generic chatbot and voice-to-text features. You will provide technical leadership for AI integrations, ensuring scalable, maintainable, and performant systems. Basic German is a plus, but your expertise in strategy, technical leadership, and hands-on delivery is what matters most. Wymagania: Must-Have Skills: - 5+ years experience in Software Development - Strong product mindset with experience in team organization, task prioritization, and project planning - Ability to make and own technical and architectural decisions - Strong problem-solving and proactive approach - Excellent communication and interpersonal skills for cross-team collaboration - Strong analytical and organizational abilities; able to manage dependencies, risks, and cross-team planning - Hands-on experience with Python 3, including asynchronous programming - Experience with backend frameworks (FastAPI, Django DRF) - Experience designing and developing microservices or modular architectures - Strong knowledge of relational (PostgreSQL) and NoSQL (Redis, MongoDB) databases - Experience with vector storage (e.g., Qdrant) - Understanding of testing strategies (pytest, TDD/BDD principles) - Familiarity with Docker, CI/CD pipelines, and production deployments - Strong experience with Kubernetes and cloud platforms (AWS, GCP, Azure) - Knowledge of clean code principles, SOLID, typing (mypy, Pydantic) - Experience with scalability, production monitoring, and incident management - Experience building GenAI or LLM-powered products Nice-to-Have Skills: - Experience with public-sector or government digital transformation projects - Familiarity with LangChain, LlamaIndex, or similar tooling - Experience with open-source LLMs (LLaMA, Mistral, Mixtral) - Experience in high-growth startup environments - Knowledge of cost optimization for AI inference and infrastructure - Basic German language skills for team onboarding and future customer projects Codzienne zadania: - Own backend architecture and technical decisions for scalable, high-load systems - Lead the team in designing, implementing, and maintaining backend services and APIs - Guide technical design reviews, code quality, and engineering best practices - Balance hands-on development (~40–60%) with leadership and mentoring (~40–60%) - Oversee scalability, performance optimization, and reliability of production systems - Lead incident response, bug fixing, and production issue resolution - Provide technical guidance for AI/LLM-powered features, such as chatbots and voice-to-text integration - Collaborate closely with Product, Frontend, and AI/ML teams to translate requirements into technical solutions - Drive adoption of observability, monitoring, and testing standards across the team - Mentor and support engineers to foster team growth and knowledge sharing