Principal Backend Engineer (Python)

Must have 5+ years for Web development 3+ years of experience with Python (or Golang as an alternative) Solid understanding of: Frontend development (e.g., TypeScript, React) Cloud infrastructure (e.g., AWS, Azure, Terraform, serverless architecture) AI system integration (e.g., working with LLM APIs, embedding, vector DBs Experience with: Type hinting and static analysis using mypy Unit testing using pytest Code quality tools: black, flake8, isort, bandit Docker and containerized development Operating and maintaining applications in a production environment Application performance tuning Agile development processes Nice to have Experience with: Django (web framework) Celery (asynchronous task processing with Amazon SQS or other brokers) Graphene (GraphQL library with code-first approach) Practical knowledge in: Container Orchestration (e.g., Kubernetes, Kustomize) Frontend architecture design or collaboration with frontend engineers Integrating LLMs into production applications (e.g., prompt management, RAG pipeline, evaluation tools) Infrastructure as Code (IaC) and CI/CD pipeline automation Experience in B2B application development Communication Experience leading a project as a team lead (required for Leader position) Experience mentoring or educating team members Strong sense of ownership and accountability