Senior Backend Engineer

3 weeks ago

Kolkata, India Recro Full time

Who You AreYou're a seasoned Backend Engineer with 5+ years of experience who thrives on buildingproducts from zero to one. You're a technical leader who can own an entire product's backendarchitecture, make architectural decisions, and mentor junior engineers. Whilebackend-focused, you understand frontend concepts well enough to review code and ensuresmooth integration. You understand that in an early-stage startup, you need to balance technicalexcellence with pragmatic choices that get products to market quickly. You're excited abouttaking full ownership of backend systems while building and guiding a small engineering team.Responsibilities- Take complete ownership of backend architecture for one core product vertical - fromdesign to delivery to ongoing optimization- Mentor 2-3 junior engineers while maintaining hands-on involvement in critical features- Design and build robust APIs using Python (FastAPI/Django/Flask) that power our weband mobile applications- Build and optimize cloud infrastructure on AWS and Azure, implementingcontainerization with Docker and orchestration with Kubernetes- Set up monitoring and observability using Grafana and related tools, ensuring systemhealth at scale- Integrate with third-party AI services including LLM APIs (OpenAI, Anthropic, etc.) andvoice technologies (STT/TTS)- Establish engineering best practices including CI/CD pipelines, code reviews, and testingstrategies- Partner directly with founders and product teams to translate business requirements intoscalable backend solutionsQualificationsRequired- 5+ years building and shipping production backend systems, with proven ability to scaleproducts from 0→1 and 1→10- Strong expertise in Python backend frameworks (FastAPI/Django/Flask)- Experience with containerization (Docker) and orchestration (Kubernetes) in productionenvironments- Strong background in API design, microservices architecture, distributed systems withmessaging solutions (RabbitMQ/Kafka)- Hands-on experience with AWS and Azure cloud platforms, including deployment andsecurity best practices- Proficiency with PostgreSQL and MongoDB for complex data modeling- Experience with monitoring tools (Grafana) and building observable systems- Strong background in API design, microservices architecture, and distributed systems- Proven track record of leading and mentoring junior engineers in a hands-on capacity- Ability to make pragmatic technical decisions balancing quality with speed of executionNice to Have- Frontend knowledge of React and TypeScript for code review and cross-stackcollaboration- Experience integrating with AI/ML APIs (OpenAI, Anthropic, Google Cloud AI, etc.)Why Join Us- Be part of a mission-driven company transforming global healthcare mobility.- Work with experienced founders and a fast-moving team building from 0→1 and scalingit further

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