Nodejs jobs in Brazil

Location: Remote — Brazil/US time zones (EST ±3h) • Contract: International contractor, $35/hour • Language: English (fluent) • Reports to: CTO & Engineering team.

Volatus is hiring a Senior Fullstack Engineer to own critical product work on a next‑generation platform for fertility clinics and their patients. You will join as a founding engineer, shaping both the product and the technical direction in a category where better software directly improves patient outcomes.

You will work in a modern, greenfield stack centered on:

• Frontend: Next.js/React , Typescript , Tailwind CSS
• Backend: Node.js/TypeScript with a PostgreSQL core (schema design, authN,authZ, performance, transactions, triggers).
• Data & integrations: Third‑party API integrations ; performance profiling (e.g., Lighthouse).
• Quality: Unit, integration, and end‑to‑end tests; CI/CD .
• Collaboration: Work closely with our Head of Engineering, Principal Engineer, Product Designer, and CEO.

• Build and ship end‑to‑end features across the Next.js frontend and Node/TypeScript backend.
• Model and tune Postgres schemas; ensure secure authN/authZ and strong performance.
• Integrate external APIs and improve app reliability and speed (including Lighthouse‑driven improvements).
• Write reliable tests (unit/integration/e2e) and contribute to CI/CD workflows.
• Make pragmatic early‑stage architectural decisions and raise the engineering bar.

• Proficiency with AI tools to accelerate development and quality.
• Strong production experience with Next.js/React, Node.js, and TypeScript.
• Tailwind & CSS mastery; responsive, accessible UI.
• PostgreSQL expertise (modeling, security/auth, performance, transactions, triggers).
• Integrations experience (third‑party APIs) and solid testing practice (unit/integration/e2e).
• Portfolio or links to shipped projects/code.

In your first 90 days, you will:

• Lead at least one significant feature from design to production, used by real clinics or internal teams.
• Improve a key part of the frontend experience (e.g., performance, usability, or design consistency) and document the standards for others.
• Own part of the backend or data model, including at least one meaningful performance or reliability improvement.
• Help define or refine testing and deployment practices so the team can ship faster and with more confidence.

• Experience interacting with AI models from the web app.

• Remote within EST ±3 hours preferred ; open to other time zones if you can collaborate on US‑friendly hours.
• Small, senior team with a strong bias toward action and ownership ;
• Product‑led culture : engineers are closely involved in discovery, tradeoff discussions, and shaping the roadmap.

• Intro chat (45 min) – mutual fit and role context.
• Technical deep‑dive & Live testing – discuss systems you’ve built; pair on a focused problem (no whiteboard trivia).
• References & offer.

Volatus is an equal opportunity employer committed to building a diverse and inclusive team.