Full-Stack Developer – AI Trainer

Anyone AI

Full-Stack Developer working remotely to design and review coding tasks for AI training. Seeking experienced software engineers proficient in Python and JavaScript/TypeScript.

Posted 4/15/2026contractRemote • 🇵🇱 PolandMid-LevelSenior💰 $45 - $80 per hourWebsite

Tech Stack

Tools & technologies

GoJavaJavaScriptJestJUnitPythonTypeScript

About the role

Key responsibilities & impact

Design and implement multi-file coding tasks across bug fixing, feature development, 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 expected outputs

Requirements

What you’ll need

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
Backend or full‑stack development experience in production systems
Experience with testing frameworks (e.g., pytest, Jest, JUnit, xUnit, Go testing)
Proven ability to debug and navigate large, multi‑file codebases
Experience with code reviews, refactoring, and production migrations

Benefits

Comp & perks

🌐 Worldwide Post a Job Affiliates ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs Account Anyone AI Website LinkedIn All Job Openings 11 - 50 employees Founded 2022 📚 Education 🤖 Artificial Intelligence 🎯 Recruiter 💰 $1.5M Pre Seed Round - Anyone AI on 2022-06 Education
Artificial Intelligence
Recruitment Anyone AI is a Latin America–focused career accelerator and training academy that develops software engineers into AI and machine learning professionals through intensive, remote, mentor-led programs. It combines technical coursework (e. g. , Machine Learning Developer track), professional preparation (resume/LinkedIn optimization, interview coaching, English practice), and a placement-oriented model (income-share payments and access to employer partnerships) to help graduates secure higher-paying AI roles globally. Anyone AI also operates a talent marketplace connecting its community to companies seeking AI talent. Full-Stack Developer – AI Trainer 🔥 1 hour ago 🇵🇱 Poland – Remote 💵 $45 - $80 / hour ⏳ Contract/Temporary 🟡 Mid-level 🟠 Senior 🧑‍💻 Full-stack Engineer Java JavaScript Jest JUnit Python TypeScript Go Apply Now Find Hiring Managers Customize resume for this job ☆ Save ☑️ Mark as applied ❌ Hide Report problem 📋 Description
Design and implement multi-file coding tasks across bug fixing, feature development, 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 expected outputs 🎯 Requirements
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
Backend or full‑stack development experience in production systems
Experience with testing frameworks (e.g., pytest, Jest, JUnit, xUnit, Go testing)
Proven ability to debug and navigate large, multi‑file codebases
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ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

PythonJavaScriptTypeScriptJavaC#Gounit testingintegration testingdebuggingrefactoring

Soft Skills

professional written proficiencyclarityattention to detailproblem-solvingpeer review