Senior Full Stack Engineer
New
H
Hatch StudioGaming commerce
Location: SAO PAULO, BR; Fully remoteContractSenior
Salary not disclosed
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Job Details
- Experience
- 5+ years of full-stack engineering experience developing production web systems.
- Required Skills
- AWSDockerNode.jsPostgreSQLSQLGCPKubernetesTypeScriptReact
Requirements
- Have 5+ years of full-stack engineering experience developing production web systems.
- Demonstrate strong proficiency in TypeScript, React, and Node.js.
- Have experience designing and integrating RESTful services.
- Have solid SQL fundamentals and hands-on PostgreSQL experience.
- Be familiar with AWS or GCP, Docker, Kubernetes, and Helm.
- Have experience with scalable system components such as SQS, Redis, DynamoDB, or MongoDB.
- Be able to read or modify adjacent services built in Java or Grails/Groovy.
- Have strong communication skills and comfort working in high-security, high-reliability environments.
- Have an active CNPJ (Brazilian business registration) and be able to issue invoices as an independent contractor.
- Payments, checkout, or wallet integration experience is a plus.
- OAuth, token exchange, or SSO experience is a plus.
- Familiarity with Nginx or Lua is a plus.
- Exposure to monorepo workflows, build tooling improvements, or module federation is a plus.
Responsibilities
- Build and maintain user-facing purchase and payment flows in React and TypeScript.
- Develop Node.js backend capabilities, including routing, controllers, API integration, and business logic.
- Implement internal and admin features such as role-based access controls and operational tools.
- Integrate with payment gateways, risk and fraud systems, identity services, and compliance providers.
- Design, optimize, and query PostgreSQL schemas and data models.
- Write and maintain automated tests for frontend and backend code.
- Improve performance, observability, and resilience for high-traffic events.
- Participate in code reviews and contribute to engineering quality standards.
- Work with cross-functional partners to deliver secure, regression-free changes.
- Support Kubernetes-based deployment workflows and contribute to operational runbooks.
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