Python Backend Engineer

Job Title – Python Backend Engineer

Job Location – San Jose, CA (On-Site)

Duration – 12 Months

Experience level – L3

Mandatory Skills – Python Backend Engineer

Job Description –

We are looking for a Python Backend Engineer to build the backbone of our platform. You will be responsible for creating high-performance APIs, integrating advanced AI agent logic, and ensuring our infrastructure remains rock-solid as we scale. If you enjoy solving complex architectural puzzles and want to work at the intersection of traditional backend engineering and AI

Core Responsibilities

• 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, LlamaIndex, 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/Google Cloud Platform, and asynchronous task queues  

Tekshapers is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.