Java Developer - Remote

Role overview

Join a remote team as an experienced Backend Developer (Java) with AI focus in a contract (part-time) capacity. You’ll design and improve robust backend APIs and collaborate with a research team to test AI-powered coding models and provide actionable feedback.

Responsibilities

• Design, develop, and optimize REST and GraphQL endpoints for scalable APIs
• Implement strong data validation, error handling, and API security best practices
• Plan and execute database migrations, performance tuning, and schema changes
• Actively test AI-powered models in Cursor and report findings through incident reports, bug traces, and screenshots
• Participate in 4-day intensive testing bursts to evaluate how AI models affect real coding workflows
• Collaborate with the research team in a dedicated Slack channel and propose improvements
• Submit detailed post-burst surveys covering model performance and developer experience

Requirements

• 3+ years of professional backend development experience, strong Java expertise
• Proficiency building and maintaining RESTful and GraphQL APIs
• Advanced knowledge of backend data validation, error handling, and API security
• Hands-on experience with database migrations, performance tuning, and schema design
• Extensive use of AI coding tools; Cursor familiarity/desirability
• Strong written and verbal communication, with a talent for clear incident and bug reporting
• Ability to thrive in fast-paced, collaborative remote environments

Preferred qualifications

• Visible open-source contributions (e.g., GitHub contributions/stars)
• Experience designing/evaluating experimental tooling and developer workflows
• Demonstrated enthusiasm for AI advancements in software development