Backend Developer (Remote, Part‑time Consultant)

About the role

Anyone AI is looking for experienced Backend Developers to contribute to a project with a leading AI lab. This is a part‑time, remote, project‑based consultancy where you will design, implement, and evaluate realistic software engineering tasks.

Key responsibilities

• Design and implement multi‑file coding tasks covering bug fixing, feature development, refactoring, and testing.
• Write clear natural‑language specifications and reference implementations.
• Develop and extend unit and integration test suites for the tasks.
• Review peer‑generated tasks for correctness, clarity, and realism.
• Identify edge cases, ambiguities, and potential failure modes.

Required profile

• Advanced professional written proficiency in English.
• 3–7 years of professional software engineering experience.
• Experience working on production‑grade backend or full‑stack systems.

Required skills

• Strong proficiency in Python and JavaScript/TypeScript.
• Working knowledge of Java, C#, or Go.
• Familiarity with testing frameworks such as pytest, Jest, JUnit, xUnit, or Go testing.
• Proven ability to debug large, multi‑file codebases and perform code reviews, refactoring, and production migrations.

What we offer

• Project‑based compensation paid per completed task.
• Full flexibility to set your own schedule and use your own tools.
• Opportunity to work on cutting‑edge AI‑related software challenges.