Senior Software Engineer (Python/FastAPI + React + AI/LLM)

Position: Senior Software Engineer (Python/FastAPI + React + AI/LLM)Location: San Ramon, CA (Onsite – 4 days/week)Duration: Long-Term ContractLocal Candidates OnlyRequired Experience:10+ years of overall IT experienceStrong backend development experience with Python, FastAPI, async/await, Pydantic, and pytestStrong frontend experience with React and TypeScriptHands-on experience building AI-powered applications using:Large Language Models (LLMs)Retrieval-Augmented Generation (RAG)Prompt EngineeringLLM orchestration frameworks/toolsExperience integrating AI solutions into production applicationsFull-stack development experience from backend APIs to modern frontend applicationsMust be comfortable working onsite 4 days per weekAWS & Backend SkillsAWS LambdaAmazon SQSDynamoDBAWS Secrets ManagerEvent-driven serverless architectureAI & Integration SkillsOpenAI SDKAWS BedrockSentenceTransformers / BGE embeddingsSemantic search and cosine similarityREST API integrationsExperience with Gladly, Shopify, Zoho CRM, Sierra AI, or similar SaaS platformsNice to HaveNew Relic NRQLK6 Load TestingTypeScript automation scriptsSAML2 / Authentication middlewareWhat You'll Be Working OnBuild AI conversation classification pipelines using OpenAI GPT-4o and AWS BedrockDevelop event-driven serverless applications on AWSIntegrate Gladly, Sierra AI, Shopify, Zoho CRM, and SimpleSatBuild React/TypeScript dashboards for analytics and reportingConfigure and customize Gladly platformDevelop and enhance AI agents for customer support automation