Senior Full Stack Engineer (AI/LLM Platform)
Company:Kasisto
Location:New York
Languages:English
Seniority level:Senior
Skills:
DockerPostgreSQLPythonKubernetesReact.jsTypeScriptFastAPIREST APICI/CD
Requirements:
- React (hooks, routing, state management), TypeScript (strict mode), Material-UI, Vite
- FastAPI, async Python, REST API design, Pydantic validation
- PostgreSQL, schema design, migrations, vector search
- LangChain, LangGraph, RAG workflows, multi-LLM orchestration
- Docker, Kubernetes, Helm, Kong Gateway, RabbitMQ, Redis
- OAuth2/OIDC, Keycloak, API authentication
- Vitest/Jest, Playwright, pytest, CI/CD pipelines
Responsibilities:
- Design and implement scalable full stack applications using React, TypeScript, and FastAPI
- Build backend microservices in Python with SQLAlchemy and PostgreSQL
- Develop and orchestrate LLM workflows using LangChain and LangGraph
- Implement RAG patterns, embedding pipelines, and vector search
- Optimize application performance, reliability, and security across Docker/Kubernetes environments
- Collaborate with AI researchers, product managers, and UX teams
- Uphold testing, observability, and CI/CD best practices
- Contribute to system design discussions, documentation, and technical roadmap decisions
