Backend Engineer

• 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

Python Developer

• 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

Backend Developer – AI Trainer

• Diseñar, desarrollar y mantener microservicios y componentes backend con Java + Spring Boot + WebFlux.
• Construir e integrar APIs REST seguras, eficientes y bien documentadas.
• Desarrollar funcionalidades en Angular.
• Asegurar calidad con pruebas unitarias, revisiones de código y mejora continua.
• Participar en equipos ágiles (planning, refinamiento, sprints, retrospectivas).
• Apoyar despliegues y operación en ambientes cloud (principalmente AWS).

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Python Developer

Backend Developer – AI Trainer

Desarrollador Fullstack, Java WebFlux, Angular