Full-Stack Software Engineers, Backend & Frontend Developers. Remote AI Project

We are seeking experienced Full-Stack Software Engineers, Backend Engineers, Frontend Engineers, Application Developers, and Software Engineers to contribute to advanced AI training through realistic software development, debugging, architecture, and code-evaluation tasks.

You will work across complete application stacks, including browser applications, APIs, backend services, databases, authentication, integrations, infrastructure, and deployment, while reviewing and improving complex software solutions across multiple programming languages.

What You’ll Do

• Develop and modify frontend and backend application components
• Build user-facing features and the APIs, services, and data models that support them
• Debug issues across browsers, frontend applications, backend services, databases, and external integrations
• 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

Who Can Apply

Relevant backgrounds include:

Full-Stack Software Engineers, Senior Full-Stack Engineers, Staff Full-Stack Engineers,

📌 Full Stack Software Engineer | €70/hr | Remote (España)
🏢 The Ai Training
📍 España