ChatGPT Jobs · 5 hours ago
Full Stack Developer (Contractor)
Denver, CO
Full-time, Contract
Hybrid
Mid, Senior Level
$40/hr - $60/hr
4+ years expChatGPT Jobs is seeking a mid- to senior-level Contract Full-Stack Developer with experience in React and serverless systems. The role involves integrating business logic into a new UI and contributing to backend services on Firebase and GCP, while collaborating with AI engineers.
Computer Software
Responsibilities
Integrate an existing custom state-management and persistence layer into a newly generated React 19 + Tailwind CSS v4 UI
Extend, refactor, and optimize generated React components, ensuring clean boundaries between generated and handwritten code
Work with Firebase/GCP services such as Firestore, Cloud Functions, Cloud Run, and Identity/Auth
Implement and maintain API layers and data access patterns between the React front-end and Python-based AI agents
Collaborate with AI engineers using LangGraph-powered agents to ensure front-end workflows align with back-end AI functionality
Establish development patterns for working with internal code-generation systems and safely merging generated code with custom logic
Participate in code reviews, architectural discussions, and planning for future releases
Qualification
Required
4+ years of professional experience as a front-end, back-end, or full-stack developer
Strong expertise in React (preferably React 18/19) and component-based architectures
Solid understanding of TypeScript, state management (React Contexts, Providers, and Hooks, Redux, Zustand, Jotai, or equivalent), and client-side persistence patterns
Experience with Tailwind CSS (v3 or v4) and modern styling practices
Experience with Firebase (Firestore, Auth, Functions) or GCP serverless tooling preferred, but other serverless environment (AWS, Azure) experience would be considered
Familiarity with Python-based microservices, especially on Cloud Run
Experience working with AI-powered or code-generation agents (e.g., Codex, Copilot, GPT-based tooling, internal codegen systems)
Ability to architect clean interfaces between generated and manual code
Strong debugging, refactoring, and system-integration skills
Preferred
Exposure to LangGraph, LLM-oriented workflows, or agent orchestration systems
Experience interfacing with MCP servers
Experience with CI/CD pipelines
Understanding of prompt engineering or AI-driven automation workflows
Experience working in fast-moving startup environments
Company
ChatGPT Jobs
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2-10 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase