Senior Python Backend Lead | AI-Driven Full-Stack Engineer

KK Software Associates

San Francisco (CA)

On-site

USD 210,000 - 290,000

Full time

4 days ago

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Job summary

KK Software Associates seeks a Lead Python Backend Developer with React and LLM capabilities to drive the architecture of enterprise-grade backend services in San Francisco. You will own backend APIs in Python, frontend interfaces in React/TypeScript, and real-time data streaming, collaborating with data architects and product leads.

The role emphasizes hands-on design, modern AI tooling, and mentoring teams, with on-site work in San Francisco and immediate interview slots available today.

Qualifications

Bachelor’s or Master’s degree in Computer Science, Software Engineering, IT, or related field.
12+ years of software engineering experience with 7+ years in deep engineering and system design.
Expertise in Python (Flask/FastAPI) and Node.js for backend, plus React + TypeScript for frontend.

Responsibilities

Lead end-to-end design, development, and scaling of backend services and React frontends.
Architect high-throughput service layers and scalable databases.
Implement real-time data streaming via WebSockets and gRPC-web.
Mentor junior engineers and enforce software engineering best practices.

Skills

Python (Flask/FastAPI)

Node.js

React + TypeScript

LLM orchestration

System design

Real-time protocols

Redis caching

Code reviews/mentoring

Education

Bachelor’s or Master’s in CS/SE/IT

Tools

LangChain

LlamaIndex

Smolagents

DSPy

Cursor editor

Docker

Job description

The role emphasizes hands-on design, modern AI tooling, and mentoring teams, with on-site work in San Francisco and immediate interview slots available today.

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