Top Tech Jobs & Startup Jobs in San Francisco Bay Area, CA

Evaluate AI coding-agent interactions for usefulness, correctness, engineering judgment, reasoning quality, and developer trust. Provide clear, opinionated feedback, distinguish response-quality levels, and help define standards for excellent interactions with tools such as OpenAI Codex, Claude Code, and Cursor. This contract role requires staff- or principal-level software engineering experience and familiarity with modern AI-assisted development workflows.

Evaluate AI coding agents such as Codex, Claude Code, and Cursor for engineering judgment, reasoning quality, usefulness, correctness, and user guidance. Provide clear written feedback, distinguish response-quality levels, help define evaluation standards, and record brief video explanations. This flexible remote contract requires strong software engineering experience, familiarity with AI-assisted development workflows, and excellent English communication.

Evaluate AI coding agent interactions for usefulness, correctness, reasoning quality, engineering judgment, and user trust. Provide detailed written and video feedback, distinguish response quality levels, and help define standards for tools such as OpenAI Codex, Claude Code, and Cursor. This flexible, remote contract requires strong software engineering experience, AI-assisted development expertise, and excellent communication skills.

Own architecture and implementation across React, Node.js, and Web3 integrations. Build decentralized applications, integrate wallets, DeFi protocols, blockchain data, and third-party APIs, and scale real-time data infrastructure. Lead features from design through deployment and production support while improving performance, security, reliability, and interoperability. Work independently in a demanding startup environment with substantial technical ownership.

Evaluate AI coding-agent interactions for usefulness, correctness, engineering judgment, reasoning quality, and user trust. Provide rigorous written feedback, distinguish response quality levels, help define evaluation standards, and record short video explanations. The role requires senior-level software engineering experience, familiarity with AI-assisted development tools, strong TypeScript/JavaScript or Python skills, and excellent English communication.

Evaluates AI coding-agent interactions for technical quality, engineering judgment, reasoning, explanations, and user trust. Provides detailed written and video feedback, distinguishes response quality levels, and helps define standards for tools such as Codex, Claude Code, and Cursor. This flexible, remote contract requires senior-level software engineering experience, strong TypeScript/JavaScript or Python skills, familiarity with AI-assisted development, and excellent English communication.

Evaluate AI coding agents such as Codex, Claude Code, and Cursor for engineering judgment, reasoning quality, usefulness, correctness, and user trust. Provide detailed written and video feedback, distinguish response quality levels, and help define evaluation standards for strong AI-assisted development workflows. The role requires senior-level software engineering experience, strong TypeScript, JavaScript, or Python skills, familiarity with AI coding tools, and excellent English communication.

Evaluate AI coding agents such as Codex, Claude Code, and Cursor for engineering quality, reasoning, usefulness, and judgment. Provide rigorous written feedback, distinguish response quality levels, assess explanations without executing every line, and help define standards for effective AI-assisted development workflows. The role is remote, flexible, contract-based, and requires strong communication skills and senior-level software engineering experience.

Evaluates AI coding-agent interactions for technical quality, engineering judgment, reasoning, explanations, and user trust. Provides detailed written and recorded feedback, distinguishes response quality levels, and helps define standards for tools such as Codex, Claude Code, and Cursor. This remote contract requires strong TypeScript, JavaScript, or Python experience, familiarity with AI-assisted development workflows, and senior-level engineering judgment.

Evaluate AI coding agents such as Codex, Claude Code, and Cursor for engineering judgment, response quality, reasoning, explanations, and usefulness. Provide clear written and recorded feedback, distinguish quality levels, and help define standards for excellent AI-assisted development interactions. This contract role requires senior-level software engineering experience, strong Python or TypeScript/JavaScript skills, familiarity with modern AI development workflows, and excellent English communication.