Remote Full-Stack Engineer for AI Code QA (Contract)

YO AI Labs; Helsinki; Remote; EUR 73,000 - 109,000; Part time

Job summary

YO AI Labs is seeking a seasoned Full-Stack Software Engineer for a global, fully remote engagement. You will contribute to AI training projects focused on software development, debugging, code evaluation, and technical problem-solving.

You will develop and debug front-end and back-end applications, build APIs and data models, and review AI-generated code for correctness, security, and performance. Flexibility and strong cross-language skills are essential.

Qualifications

• Extensive experience in full-stack development.
• Strong understanding of APIs, databases and backend/frontend integration.
• Proficiency across modern JS frameworks and languages.
• Ability to debug complex systems and read unfamiliar codebases.

Responsibilities

• Develop and debug front-end and back-end applications.
• Build features, APIs, services, and data models.
• Understand and work across unfamiliar codebases.
• Troubleshoot application, API, database, and integration issues.
• Review and evaluate AI-generated code for correctness, security, performance, and maintainability.
• Translate and adapt software builds between programming languages.

Skills

Python

React

JavaScript

Java

Node.js

Rust

Go

TypeScript

APIs & DBs

Full-stack

Job description

YO AI Labs is seeking a seasoned Full-Stack Software Engineer for a global, fully remote engagement. You will contribute to AI training projects focused on software development, debugging, code evaluation, and technical problem-solving.

You will develop and debug front-end and back-end applications, build APIs and data models, and review AI-generated code for correctness, security, and performance. Flexibility and strong cross-language skills are essential.