GenAI Full Stack Engineer

Synstack Technologies
California, United StatesFull-timePosted Sep 14, 2026

About the role

Seeking a GenAI Full Stack Engineer with strong experience in Python/FastAPI, React/TypeScript, and GCP Vertex AI. The role involves end-to-end development and support of AI-powered applications, including LLM orchestration, Prompt Engineering, RAG, Multi-Agent workflows, and structured outputs.

Key Skills:

Python, FastAPI, React, TypeScript

GCP / Vertex AI

GenAI, LLMs, RAG, Prompt Engineering & Agentic AI

LangFuse, Grafana, Dynatrace, Splunk

AI observability, token/cost monitoring & performance optimization

Full-stack development, testing, troubleshooting & production support

Claude Code / GitHub Copilot and AI-assisted development

Strong architecture, collaboration, mentoring and communication skills

Responsibilities

  • End-to-end development and support of AI-powered applications
  • LLM orchestration and Prompt Engineering
  • Multi-Agent workflows and structured outputs

Qualifications

  • Strong experience in Python/FastAPI and React/TypeScript
  • Experience with GCP Vertex AI
  • Knowledge of GenAI, LLMs, RAG, and Agentic AI

Skills mentioned

PythonFastAPIReactTypeScriptGoogle CloudVertex AILarge Language ModelsRetrieval-Augmented GenerationPrompt EngineeringAI Agents

About Synstack Technologies

Synstack Tech | Innovate. Build. Hire. Grow. At Synstack Technologies, we bridge the gap between innovative development and smart hiring. From building scalable digital products to sourcing the right tech talent, we help businesses move faster, think smarter, and grow stronger. Our core focus lies in: ✅ Custom Software Development ✅ Web & Mobile App Solutions ✅ UI/UX & Cloud Engineering ✅ Dedicated IT Staffing & Talent Solutions We’re not just a service provider — we’re your growth partner in tech and talent.

IT Services and IT Consulting201-500 employeesHouston, Texas