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Urgent! Backend Developer, Python / FastAPI / Agentic Systems Jobs | Namasys Analytics

Backend Developer, Python / FastAPI / Agentic Systems



Job description

We are looking for a Backend Developer with strong experience in Python, FastAPI, web application backends, and agentic AI systems .

The role will involve building scalable backend services, APIs, workflow automation systems, and AI-powered applications that integrate with LLMs, tools, databases, and external services.


Key Responsibilities

  • Build and maintain backend services using Python and FastAPI .

  • Design clean, scalable, and secure REST APIs.
  • Develop backend systems for web applications, dashboards, and internal tools.

  • Work on AI-powered workflows, agentic systems, and LLM-based applications.

  • Integrate with third-party APIs, databases, vector databases, queues, and cloud services.

  • Build systems that can call tools, manage workflows, process documents, and automate business tasks.

  • Implement authentication, authorization, logging, monitoring, and error handling.

  • Write clean, maintainable, and well-documented code.

  • Collaborate with frontend developers, product teams, and AI engineers.

  • Optimize backend performance, reliability, and scalability.

  • Participate in architecture discussions and technical planning.


Requirement

  • 3 to 6 years of backend development experience.

  • Strong hands-on experience with Python and FastAPI .

  • Experience building production-grade web application backends.

  • Good understanding of REST APIs, async programming, background jobs, and backend architecture.

  • Experience with databases such as PostgreSQL, MySQL, MongoDB, or similar.

  • Experience with ORMs such as SQLAlchemy, SQLModel, or similar.

  • Familiarity with Redis, Celery, queues, workers, or event-driven systems.

  • Experience integrating external APIs and third-party services.

  • Practical experience with LLM applications, AI agents, RAG, tool calling, or workflow automation.

  • Understanding of authentication, role-based access control, API security, and data validation.

  • Familiarity with Docker, Git, CI/CD, and cloud deployment.

  • Strong problem-solving skills and ability to work independently.


Good to have

  • Experience with LangChain, LangGraph, LlamaIndex, CrewAI, AutoGen, or similar agent frameworks.

  • Experience with OpenAI, Anthropic, Gemini, or other LLM APIs.
  • Experience with vector databases such as Pinecone, Weaviate, Qdrant, Chroma, or pgvector.

  • Experience building multi-agent systems or workflow orchestration platforms.

  • Knowledge of WebSockets, streaming APIs, and real-time applications.

  • Familiarity with AWS, GCP, Azure, or Kubernetes.

  • Experience with frontend collaboration using React, Next.js, or similar frameworks.

  • Exposure to observability tools, structured logging, and production monitoring.


Interested Candidate share their resumes at



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