Senior Python Lead for Gen AI & SaaS Integrations

Commergence; San Ramon (CA); On-site; USD 170,000 - 230,000; Full time

Job summary

Commergence in San Ramon, CA is seeking a senior Lead Python Engineer to own and extend an AI-driven platform for customer support. You will build a Python/FastAPI service connecting Gladly, Sierra AI, Zoho CRM, and Shopify, and lead AI agent interactions with customer queries.

The role requires hands-on development of LLM integrations, serverless backend on AWS, and frontend dashboards with React/TypeScript. You will collaborate across teams to ensure scalable, reliable AI-powered experiences.

Qualifications

• Proficient in Python FastAPI with async/await and pytest.
• Experience with AWS Lambda, SQS, DynamoDB, Secrets Manager.
• Experience integrating LLMs (OpenAI and AWS Bedrock) and prompt engineering.

Responsibilities

• Own and extend the AI-powered platform for customer support operations.
• Build event-driven serverless backend using AWS Lambda and SQS.
• Develop integrations with Gladly, Sierra AI, Shopify, Zoho CRM, and SimpleSat.

Skills

Python FastAPI

async/await

Pydantic

pytest

LLM integration

prompt engineering

Sentence embeddings

semantic similarity

React TypeScript

Tools

AWS Lambda

SQS

DynamoDB

Secrets Manager

Job description

Commergence in San Ramon, CA is seeking a senior Lead Python Engineer to own and extend an AI-driven platform for customer support. You will build a Python/FastAPI service connecting Gladly, Sierra AI, Zoho CRM, and Shopify, and lead AI agent interactions with customer queries.

The role requires hands-on development of LLM integrations, serverless backend on AWS, and frontend dashboards with React/TypeScript. You will collaborate across teams to ensure scalable, reliable AI-powered experiences.