Python Backend Engineer

Job Title: Python Backend Engineer

Location: San Jose, CA (Onsite)

Job Description:

Mandatory 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/GCP, and asynchronous task queues

Role Overview:

• 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, 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

Diverse Lynx LLC is an Equal Employment Opportunity employer. All qualified applicants will receive due consideration for employment without any discrimination. All applicants will be evaluated solely on the basis of their ability, competence and their proven capability to perform the functions outlined in the corresponding role. We promote and support a diverse workforce across all levels in the company.