Frontend TypeScript Engineer (AI Training)

Alignerr; São Paulo; À distance; BRL 83 000 - 165 000; Temps partiel

Résumé du poste

Alignerr is seeking experienced Frontend TypeScript Engineers in Brazil to review, evaluate, and guide AI-generated code, helping AI models understand what true type-safe, scalable, and modern web development looks like. This is a fully remote, hourly contract role with 10–40 hours per week.

You will review AI-generated TypeScript code, develop type-safe frontend components, and provide architectural commentary on type-driven development strategies.

Qualifications

• Deep expertise in TypeScript including generics, interfaces, and advanced types.
• 3–5 years of hands-on experience with modern frontend or full-stack frameworks.
• Strong written and verbal communication skills.
• Bachelor's degree or higher in Computer Science or related field preferred.
• Nice to have experience with data annotation or AI training workflows.

Responsabilités

• Review AI-generated TypeScript code for strict type safety and interface design.
• Develop complex, type-safe frontend components demonstrating best practices.
• Provide architectural commentary on type-driven development strategies.
• Identify ambiguities or errors in AI responses related to complex type definitions and asynchronous frontend patterns.
• Work independently and asynchronously on your own schedule.

Connaissances

TypeScript

Frontend development

React

Angular

Next.js

Nuxt.js

Node.js

Effective communication

Formation

Bachelor's degree in Computer Science

Outils

Next.js

Nuxt.js

Node.js

Description du poste

About The Role

What if your deep expertise in TypeScript could directly influence how AI writes code for millions of developers around the world? We're looking for experienced Frontend TypeScript Engineers in São Paulo and across Brazil to review, evaluate, and guide AI-generated code — helping cutting-edge AI models understand what truly type-safe, scalable, and modern web development looks like.

About The Role

What if your deep expertise in TypeScript could directly influence how AI writes code for millions of developers around the world? We're looking for experienced Frontend TypeScript Engineers in São Paulo and across Brazil to review, evaluate, and guide AI-generated code — helping cutting-edge AI models understand what truly type-safe, scalable, and modern web development looks like.

This is a fully remote, flexible contract role. You'll work alongside leading AI research teams, applying your real-world frontend knowledge to tasks that have a lasting impact on how AI understands and produces TypeScript code.

• Organization: Alignerr
• Type: Hourly Contract
• Location: Remote
• Commitment: 10–40 hours/week

What You'll Do

• Review AI-generated TypeScript code for strict type safety, accurate interface design, and correct generic usage
• Develop complex, type-safe frontend components that demonstrate best practices in modern web architecture
• Provide detailed technical commentary on architectural decisions and type-driven development strategies
• Identify and flag ambiguities or errors in AI responses related to complex type definitions and asynchronous frontend patterns
• Work independently and asynchronously — fully on your own schedule

Who You Are

• Deep expertise in TypeScript — including static typing, generics, interfaces, and utility types
• 3–5 years of hands‑on experience with modern frontend or full‑stack frameworks such as React, Angular, Next.js, Nuxt.js, or Node.js
• Strong written and verbal communicator who can clearly articulate technical reasoning
• Naturally detail-oriented with a high standard for code quality and correctness
• Bachelor's degree or higher in Computer Science or a related field preferred

Nice to Have

• Experience with data annotation, model evaluation, or AI training workflows
• Familiarity with full‑stack TypeScript patterns and performance optimization
• Background in code review, technical writing, or engineering mentorship

Why Join Us

• Work on cutting-edge AI projects alongside leading research labs
• Fully remote and flexible — work when and where it suits you
• Freelance autonomy with the structure of meaningful, task-based work
• Make a direct, tangible impact on how AI understands and writes modern TypeScript
• Potential for ongoing work and contract extension as new projects launch