Senior / Staff Full Stack Engineer – AI

Doist; Mountain View (CA); Hybrid; USD 180,000 - 230,000; Full time

Job summary

Doist is seeking a Senior / Staff Full Stack Engineer – AI in Mountain View, CA with a 3‑day hybrid work pattern. The role targets 8+ years of experience and requires expertise in React/TypeScript, Python/Go/Java, and AI agent frameworks.

Candidates should be proficient in LangChain, Claude/AI agents, AWS, Kubernetes, and modern observability practices. You will build distributed backend services and real-time applications, contribute to production-grade AI coding agents, and collaborate across

Qualifications

• 8+ years of software development experience.
• Hands-on production experience building AI-powered/agentic applications.
• Strong full-stack engineering capabilities.

Skills

React + TypeScript

Python

Go

Java

LLM AI

LangChain

Claude SDK

AWS

Kubernetes

AWS CDK

WebSockets

Observability

Microservices

AI Agents

Tools

LangGraph

CloudFormation

GitOps

Job description

Senior / Staff Full Stack Engineer – AI

Location: Mountain View, CA – 3 Days Hybrid

Interview Panel Availability: 7 AM – 12 Noon CST

Experience: 8+ Years

Must-Have Skills:

• React + TypeScript
• Python, Go & Java
• LLM / Agentic AI application development
• LangGraph / LangChain / Claude Agent SDK
• AWS – EKS, EC2, S3, VPC
• Kubernetes – CRDs, Custom Controllers/Operators, Helm, GitOps
• AWS CDK / CloudFormation
• WebSockets, Streaming & Real-Time Applications
• Production Observability – Logs, Metrics, Alerts & Incident Response
• Distributed Backend Services & Microservices
• AI Coding Agents – Claude / Cursor

Good to Have:

• AI Evaluation platforms/tools
• Active-Active / Active-Passive architecture
• Multi-region AWS environments
• Performance & Load Testing
• FMEA / Reliability Engineering

Looking for candidates who have hands‑on production experience building AI-powered/agentic applications and strong full-stack engineering capabilities.