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Python Backend Engineer

VDart

 

San Jose, CA, USA

Posted On: 30+ days ago
Experience: 5+ years
Availability: Hybrid
Openings: 1
Category: Python Backend Engineer
Tenure: Contract - Corp-to-Corp
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Description

Scalable API Development: Design, build, and maintain robust, high-throughput APIs (FastAPI, Django, or Flask) capable of handling millions of requests.

Agent Logic Integration: Architect the backend systems that power our AI agents, managing long-running tasks, state persistence, and seamless communication between LLMs and our core services.

Authentication & Security: Implement and manage secure identity protocols (OAuth2, JWT, OpenID Connect) to protect user data and internal endpoints.

Routing & Orchestration: Design efficient request routing and service communication patterns using tools like API Gateways, or Service Meshes.

 

Required Technical Skills

  • Language: Expert-level proficiency in Python (3.10+ preferred).
  • Frameworks: Deep experience with FastAPI, Django
  • AI Tooling: Familiarity with LangChain, Llama Index, or similar frameworks for agentic workflows.
  • Databases: Strong knowledge of SQL (PostgreSQL) and NoSQL (Redis, MongoDB), plus experience with Vector Databases (Pinecone, Weaviate).
  • Infrastructure: Proficiency with Docker, AWS/GCP, and asynchronous task queues

Education

Bachelor's degree

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