Backend Developer – AI Trainer

Anyone AI

Backend Developer for AI Trainer at leading AI lab. Design and evaluate software engineering tasks, collaborating remotely.

Posted 4/30/2026contractRemote • 🇬🇧 United KingdomMid-LevelSenior💰 $45 - $80 per hourWebsite

Tech Stack

Tools & technologies

GoJavaJavaScriptJestJUnitPythonTypeScript

About the role

Key responsibilities & impact

Contributors will 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 ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs ✉️ Email Alerts 👤 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. Backend Developer – AI Trainer 🔥 1 minute ago 🇬🇧 United Kingdom – Remote 💵 $45 - $80 / hour ⏳ Contract/Temporary 🟡 Mid-level 🟠 Senior 🔙 Backend Engineer Java JavaScript Jest JUnit Python TypeScript Go Apply Now Find Hiring Managers Customize resume for this job Report problem ☆ Save ☑️ Mark as applied ❌ Hide 📋 Description
Contributors will 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
Experience with code reviews, refactoring, and production migrations Apply Now 📊 Check your resume score for this job Improve your chances of getting an interview by checking your resume score before you apply. Check Resume Score Similar Jobs Backend Server Engineer – GCP 🕒 April 15 Soulbound 11 - 50 Website LinkedIn All Job Openings Backend Server Engineer building backend services for a cross-platform MMORPG at an indie game studio. Collaborating with a senior engineering team to optimise and scale real-time multiplayer gameplay. 🇬🇧 United Kingdom – Remote 💰 Seed Round on 2024-08 ⏳ Contract/Temporary 🟡 Mid-level 🟠 Senior 🔙 Backend Engineer Cloud Distributed Systems Google Cloud Platform Grafana Kafka Kubernetes MongoDB Postgres Prometheus Redis Terraform Lead Full Stack Developer, Python, Angular 🕒 March 31 RemoteStar 11 - 50 🤝 B2B 🎯 Recruiter ☁️ SaaS Website LinkedIn All Job Openings Senior Python Developer for a UK tech start-up focused on AI LLM platforms. Leading product development and technical strategy in a fully remote role. 🇬🇧 United Kingdom – Remote ⏳ Contract/Temporary 🟠 Senior 🔙 Backend Engineer Python Senior Technical Coach, Java 🕒 March 20 Code First Girls 11 - 50 📚 Education 🤝 B2B 🎯 Recruiter Website LinkedIn All Job Openings Senior Technical Coach providing 1:1 coaching for Software Engineers in a six-month programme. Freelance role helping CFG address gender imbalance in tech. 🇬🇧 United Kingdom – Remote 💵 £60 / hour 💰 $5.2M Series A - Code First Girls on 2022-09 ⏳ Contract/Temporary 🟠 Senior 🔙 Backend Engineer AWS DynamoDB ElasticSearch Java Kubernetes Redis Dynamics 365 F&SCM Technical Architect 🕒 March 20 Telefónica Tech 1001 - 5000 🔒 Cybersecurity 🤖 Artificial Intelligence Website LinkedIn All Job Openings Dynamics 365 F&SCM Technical Architect leading design and architecture for D365 implementations in the UK. Provide guidance, ensure scalability, and lead technical reviews. 🇬🇧 United Kingdom – Remote ⏳ Contract/Temporary 🟡 Mid-level 🟠 Senior 🔙 Backend Engineer Azure Senior Node.js Backend Developer 🕒 March 16 Bitfinex 51 - 200 ₿ Crypto 💳 Fintech 🤝 B2B Website LinkedIn All Job Openings Senior Backend Developer developing backend components for Bitfinex services. Collaborating on features in trading applications, focusing on scalability and security. 🇬🇧 United Kingdom – Remote 💰 Initial Coin Offering on 2019-05 ⏳ Contract/Temporary 🟠 Senior 🔙 Backend Engineer JavaScript Microservices MongoDB MySQL Node.js Redis Ruby Rust View More Backend Engineer Jobs 🌐 Worldwide Built by Lior Neu-ner. I'd love to hear your feedback — Get in touch via DM or support@remoterocketship.com Search Search Jobs by country Search jobs by city Search jobs by job title Search entry-level jobs Search junior-level jobs Search senior-level jobs Search jobs by tech stack Search jobs by contract type Search remote internships Search remote part-time jobs Remote jobs Anywhere in the World Companies Hiring Anywhere in the World Companies Hiring Sales People Anywhere in the World Companies Hiring Software Engineers Anywhere in the World Resources Advice Tips for finding remote jobs Interview questions and answers Resume examples Cover letter examples Post a job Affiliates Privacy policy Terms of service Job board SEO course AI Apply Copilot OpenClaw job finder Jobs by Country Remote jobs anywhere in the world (Worldwide remote jobs) Remote jobs United States Remote jobs Australia Remote jobs Brazil Remote jobs Canada Remote jobs France Remote jobs Ireland Remote jobs Germany Remote jobs Netherlands Remote jobs Spain Remote jobs UK Popular Jobs Remote data analyst jobs Remote customer support jobs Remote executive assistant jobs Remote marketing jobs Remote product designer jobs Remote product manager jobs Remote project manager jobs Remote recruiter jobs Remote sales jobs Remote software engineer jobs Jobs by Type Remote full-time jobs Remote part-time jobs Remote contract jobs Remote internship jobs Remote entry-level jobs Remote jobs with no experience required Remote junior jobs (1-3 years of experience) Digital nomad jobs Remote jobs with no degree required Freelance remote jobs Temporary remote jobs Remote jobs hiring now Stay at home mom jobs

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Hard Skills & Tools

PythonJavaScriptTypeScriptJavaC#Gounit testingintegration testingdebuggingrefactoring

Soft Skills

professional written proficiencyclarityattention to detailproblem-solvingpeer review