Senior Frontend Engineer (Remote - Brazil)

About the role

We are seeking a Senior Frontend Engineer to design and build scalable, AI‑enhanced web applications. The role is fully remote, focused on modern JavaScript frameworks and cloud‑native deployment, and will involve close collaboration with cross‑functional engineering teams.

Key responsibilities

• Develop full‑stack applications using React, Next.js, and Node.js.
• Design and implement AI‑powered features leveraging Generative AI, LLMs, and Retrieval‑Augmented Generation (RAG) architectures.
• Create and integrate REST and GraphQL APIs.
• Deploy, monitor, and maintain services on AWS, GCP or OCI using Docker and Kubernetes.
• Optimize performance, debug issues, and ensure high reliability in distributed systems.
• Collaborate with design and product teams to deliver cohesive user experiences.

Required profile

• Proven experience building complex frontend applications at a senior level.
• Strong understanding of cloud platforms (AWS, GCP, OCI) and container orchestration.
• Familiarity with monorepo tooling such as Nx or Turborepo.
• Experience with AI concepts, especially LLMs, vector databases, and embeddings.
• Ability to work independently in a remote environment.

Required skills

• React.js
• Next.js
• Node.js
• JavaScript / TypeScript
• HTML & CSS
• REST APIs
• GraphQL
• Generative AI, LLMs, RAG
• Nx / Turborepo
• AWS, GCP, OCI
• Docker & Kubernetes
• Distributed systems
• Debugging & performance optimization
• Vector databases & embeddings
• GitHub Copilot, Cursor
• Design systems & styling frameworks