On site | Software Engineer III — Full-Stack / AI Applications (California) — Up to $110/hr

We are sharing a specialised opportunity for an experienced Software Engineer III to join a fast-moving engineering team building AI-powered applications . This role is ideal for full-stack engineers who enjoy rapid prototyping, building scalable systems, and experimenting with LLM-driven development workflows . Engineers in this role help transform new product ideas into production-ready software. Key Responsibilities Design and build scalable web applications using React, TypeScript, and Python Develop and maintain robust APIs and backend systems Rapidly prototype new product ideas and features Integrate internal and external services into production systems Build interactive dashboards and data visualizations using tools such as Plotly, D3, or Streamlit Leverage AI coding tools such as Cursor, Copilot, and Claude to accelerate development Contribute to building AI-native applications and LLM-based workflows Ideal Profile Strong candidates may have: 3+ years of full-stack development experience Strong experience with React, TypeScript, and Python Experience designing APIs and integrating distributed systems Experience building data visualizations and dashboards Proven ability to rapidly prototype and ship products Preferred qualifications: Experience building LLM-powered applications Familiarity with prompt engineering and LLM APIs Experience with agentic frameworks such as LangChain, AutoGen, CrewAI, or MCP Experience building operations or workforce management platforms Why This Opportunity Work on AI-native product development Build real-world applications using LLM technologies Collaborate with engineers building cutting-edge AI tools Competitive compensation within a fast-moving engineering environment Contract Details Full-time structured engineering role Compensation: $80–$110 per hour Remote work available (Menlo Park onsite optional) Employment administered through Cincinnatus (Employer of Record) Payroll, benefits, and compliance handled by Cincinnatus Location Requirement Candidates must be based in the United States . About the Platform This opportunity is available through a leading AI-driven work platform.