Java Developer – Remote

Role overview

Freelance, fully remote Java Developer (US-based) focused on reviewing production-grade code and improving AI-generated software outputs. You’ll assess full-stack engineering quality across multiple languages and help create training content and data for coding AI.

Responsibilities

• Code quality assessment: review AI-generated full-stack code for production readiness
• Evaluate maintainability, scalability, and real-world engineering standards
• Rank solutions across multiple programming languages
• Technical training content: create and answer questions on software engineering best practices
• Document debugging strategies and version control workflows
• Provide expert feedback on collaborative coding practices
• AI model improvement: analyze code quality across full-stack scenarios
• Evaluate Git workflows (branching, merging, collaboration)
• Generate training data to enhance advanced coding AI capabilities

Requirements

• 3+ years professional full-stack development experience
• Proficiency in 2+ languages from: JavaScript, Python, Go, Java, TypeScript, C++
• Production software building/shipping experience
• Strong Git knowledge (branching, merging, collaboration)
• Excellent technical communication skills

Preferred qualifications

• Backend engineering and server-side scaling experience
• TDD experience (e.g., PyTest, JUnit, Mocha)
• Technical specification and API contract authoring
• Code review, complex debugging, large codebase analysis
• Startup founding/early employee experience