Remote Full-Stack Developer – Part‑time Project Consultant

About the role

Anyone AI is looking for experienced full‑stack engineers to join a remote, part‑time consulting project with a leading AI Lab. You will design, implement and evaluate realistic software engineering tasks that simulate production environments.

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 each task.
• Review peer‑generated tasks for correctness, clarity and realism.
• Identify edge cases, ambiguities and potential failure modes and ensure alignment between specifications, code and expected outputs.

Required profile

• Advanced professional written proficiency in English.
• 3–7 years of professional software engineering experience.
• Strong proficiency in Python and JavaScript/TypeScript.
• Working knowledge of Java, C# or Go.
• Experience 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.

Required skills

• Python
• JavaScript
• TypeScript
• Java
• C#
• Go
• pytest
• Jest
• JUnit
• xUnit
• Go testing

What we offer

• Project‑based freelance contract with per‑project payment.
• Fully remote work and flexible schedule.
• Freedom to use your own tools and to work for other clients simultaneously (subject to their policies).