Remote Full-Stack Engineer – AI Apps & APIs

The Ai Training Company; Schweiz; Remote; CHF 90,000 - 130,000; Full time

Job summary

The Ai Training Company is seeking experienced Full-Stack Software Engineers, Backend and Frontend Developers to contribute to advanced AI training through realistic software development, architecture, and code-evaluation tasks.

You will work across languages and frameworks, translate or refactor code, review AI-generated code, and help build scalable APIs, services, and data models while maintaining security and performance across complex systems.

Qualifications

• Strong professional experience building and shipping production full-stack applications.
• Hands-on experience with frontend and backend engineering.
• Production experience with multiple programming languages.
• Ability to work independently on technically complex tasks.

Responsibilities

• Develop and modify frontend and backend application components.
• Build user-facing features and the APIs, services, and data models that support them.
• Trace requests and data through complete application workflows.
• Work inside unfamiliar repositories and quickly understand existing architecture.
• Diagnose authentication, authorization, persistence, networking, state-management, and deployment issues.
• Review and improve software written in multiple programming languages.
• Translate full software implementations from one programming language or technology stack into another.
• Preserve functionality, behavior, architecture, and edge-case handling during code translation.
• Review AI-generated code for correctness, completeness, performance, security, and maintainability.
• Identify bugs, missing functionality, architectural weaknesses, and implementation shortcuts.
• Refactor existing code while maintaining expected application behavior.
• Create technically rigorous reference solutions and validation criteria.
• Document technical decisions, assumptions, tradeoffs, and implementation details.

Skills

Full-stack development

Frontend development

Backend development

API design

REST APIs

GraphQL APIs

CI/CD

Debugging

Tools

Node.js

Python

Java

Go

Rust

.NET

Job description

The Ai Training Company is seeking experienced Full-Stack Software Engineers, Backend and Frontend Developers to contribute to advanced AI training through realistic software development, architecture, and code-evaluation tasks.

You will work across languages and frameworks, translate or refactor code, review AI-generated code, and help build scalable APIs, services, and data models while maintaining security and performance across complex systems.