Jobs · empllo
Backend Developer - AI Trainer
Keystone AI · Egypt · Posted 2d ago
Available in 3 locations
Egypt · remote Apply → Europe · remote Apply → Spain Apply →About the role
📋 Description Design and implement multi-file coding tasks across bug fixes, features, refactoring, and testing Write clear natural-language specifications and reference implementations Develop and extend unit and integration test suites Review peer-generated tasks for correctness, clarity, and realism Identify edge cases, ambiguities, and potential failure modes Ensure alignment between specifications, code, and outputs 🎯 Requirements Advanced English proficiency 3–7 years software engineering experience Python and JavaScript/TypeScript; knowledge of Java/C#/Go Backend or full-stack production systems experience Experience with testing frameworks: pytest, Jest, JUnit, xUnit Debugging large multi-file codebases and code reviews 🎁 Benefits Part-time, project-based engagement Remote work Flexible schedule and tools May work for multiple vendors (subject to agreements) Per-project compensation; hourly estimates apply Control over your schedule and tools
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FAQ
Is the Backend Developer - AI Trainer role at Keystone AI remote?+
This Backend Developer - AI Trainer position is listed as remote (Egypt).
What seniority level is this Backend Developer - AI Trainer role?+
This is a mid level position.
How do I apply for the Backend Developer - AI Trainer role at Keystone AI?+
Use the "Apply on empllo" button to open the original posting on empllo, where you can submit your application directly to Keystone AI.