Senior Full Stack Engineer -[EGBF261112] at Hatch… · SAO PAULO

About Us

Hatch Studio has been building and running software since 2011. Our engineers have worked on products used by millions of people, alongside teams at companies like EA, Epic Games and Krafton. We’ve lasted 15 years by delivering great work and treating people well.

We believe AI is changing how great software gets built, and we want our people at the front of that change. At Hatch, you’ll be encouraged to explore AI tools in your daily work, share what you learn, and help shape how we build. We want engineers who are curious, care about quality, and take ownership of what they ship.

We’re based in Vancouver, with team members across Canada.

About Our Client

We are a technology-driven team focused on delivering high-quality, high-scale commerce experiences for millions of players worldwide. Our work powers critical purchase and payment flows behind one of the largest gaming ecosystems, and we value engineers who take ownership, collaborate deeply, and care about reliability, security, and exceptional user experience. You’ll join a group that thrives on solving complex problems, shipping impactful features, and maintaining the systems that keep global transactions running smoothly.

About the Role!

We are seeking a Senior Full Stack Engineer to build and support core purchase and payment functionality across both frontend and backend systems. You will work across React + TypeScript applications and Node.js services that drive checkout, payment processing, admin tooling, and operational workflows. This role requires strong technical ownership, comfort with distributed systems, and the ability to deliver secure, reliable features in a fast-moving environment.

You Will:

Feature Development & System Ownership

• Build and maintain user-facing purchase and payment flows in React and TypeScript.
• Develop backend capabilities in Node.js, including routing, controllers, API integration, and business logic.
• Implement and support internal/admin features such as role-based access controls and operational tools.
• Integrate with downstream services, including payment gateways, risk/fraud systems, identity, and compliance providers.
• Design, optimize, and query PostgreSQL schemas and data models.

Quality, Reliability & Collaboration

• Write and maintain automated tests for both frontend and backend code.
• Improve performance, observability, and resilience for high-traffic events.
• Participate in code reviews and contribute to engineering quality standards.
• Work closely with cross-functional partners to deliver secure, regression-free changes.
• Support deployment workflows in a Kubernetes-based environment and contribute to operational runbooks.

You Have:

Required Technical Expertise

• 5+ years of full-stack engineering experience developing production web systems.
• Strong proficiency in TypeScript, React, and Node.js.
• Experience designing and integrating RESTful services.
• Solid SQL fundamentals with hands-on PostgreSQL experience.
• Familiarity with AWS or GCP, Docker, Kubernetes, and Helm.
• Experience with scalable system components such as SQS, Redis, DynamoDB, or MongoDB.
• Ability to read or modify adjacent services built in Java or Grails/Groovy.
• Strong communication skills and comfort operating in high-security, high-reliability environments.
• Must have an active CNPJ (Brazilian business registration) and be able to issue invoices as an independent contractor.

Nice to Haves:

• Background in payments, checkout flows, or wallet integrations (e.g., Apple Pay).
• Experience with OAuth, token exchange, or SSO patterns.
• Familiarity with edge/web infrastructure tools such as Nginx or Lua.
• Exposure to monorepo workflows, build tooling improvements, or module federation.

How to Apply:

Please submit your PDF resume and any relevant technical profiles (e.g., GitHub).

Note: Employment may require a background check.

Job Types:

Full-time, Permanent, Fully remote

Schedule: Monday to Friday

We Offer:

• Work-from-home flexibility