Senior Backend Developer

2 days ago

Gurgaon, Haryana, India TwoX Full time ₹ 20,00,000 - ₹ 25,00,000 per year

About the Role

We're looking for a
Senior Backend Developer
with deep expertise in
Python (FastAPI)
and proven experience in
integrating AI services through APIs
such as
Google Vertex AI, Amazon Rekognition, OpenAI, and StabilityAI
. You'll play a key role in building and scaling the backend systems that power our AI-driven products — ensuring seamless integration, performance, and scalability across services.

Responsibilities

  • Design, develop, and maintain scalable backend systems using
    Python and FastAPI
    .
  • Build, optimize, and manage
    integrations with AI platforms and APIs
    — including
    Vertex AI
    ,
    Amazon Rekognition
    ,
    OpenAI
    , and other vision or generative AI tools.
  • Develop and manage
    RESTful APIs
    and ensure secure, efficient communication between internal and third-party systems.
  • Implement
    asynchronous workflows
    ,
    background task processing
    , and
    caching strategies
    for performance optimization.
  • Collaborate closely with AI, product, and frontend teams to deploy new AI features and model endpoints.
  • Ensure reliability, observability, and scalability of backend systems through
    robust architecture and monitoring
    .
  • Maintain high standards of
    code quality
    , testing, and documentation.

Required Skills

  • 4+ years
    of backend development experience with
    Python
    .
  • Strong hands-on experience with
    FastAPI
    and
    asynchronous programming (asyncio)
    .
  • Proven experience integrating
    AI services
    via APIs (e.g.,
    Vertex AI
    ,
    Amazon Rekognition
    ,
    OpenAI
    ,
    Hugging Face
    ,
    StabilityAI
    , etc.).
  • Solid understanding of
    RESTful API design
    ,
    OAuth2 / JWT
    , and
    API security best practices
    .
  • Experience with
    PostgreSQL
    ,
    MongoDB
    , and
    ORM frameworks
    (SQLAlchemy or similar).
  • Familiarity with
    Docker
    ,
    CI/CD
    , and cloud platforms (
    AWS / GCP
    ).
  • Strong debugging, performance tuning, and monitoring experience.

Nice-to-Have

  • Experience working with
    LangChain
    ,
    LlamaIndex
    , or similar AI orchestration tools.
  • Familiarity with
    serverless architecture
    (AWS Lambda / Cloud Functions).
  • Experience with
    vector databases
    (e.g., Pinecone, Chroma, Weaviate).
  • Exposure to
    MLOps
    pipelines or
    data streaming
    .
  • Knowledge of
    GraphQL
    or
    gRPC
    is a plus.

What We Offer

  • Work on cutting-edge AI integrations impacting creative and enterprise workflows.
  • Fast-paced, collaborative, and innovation-driven environment.
  • Competitive compensation, ownership opportunities, and room for growth.

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