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Full Stack Engineer – React, Node.js

Backend EngineerSoftware EngineerFull TimeRemoteSeniorTeam 51-200Since 2020H1B No SponsorCompany SiteLinkedIn

Location

Brazil

Posted

86 days ago

Salary

0

Seniority

Senior

Job Description

Full Stack Engineer – React, Node.js

Pyyne

• Remediate plaintext storage of OAuth tokens and API keys in the database. • Enforce proper route-level authorization. • Implement input validation across all API routes. • Complete and stabilize connections to Meta, Google Ads, TikTok, Shopify, and Klaviyo. • Set up error monitoring. • Establish a CI/CD pipeline and staging environment. • Introduce test coverage for critical paths. • Migrate schema management from prisma.db push to a proper migration history.

Job Requirements

  • 5+ years of full-stack engineering experience.
  • Strong TypeScript and Next.js (App Router).
  • PostgreSQL and Prisma ORM.
  • Experience inheriting, auditing, and refactoring existing codebases.
  • Experience with LLM API integrations in production, including cost management and rate limiting.
  • Familiarity with multi-tenant SaaS architecture.
  • Comfortable owning a project solo and communicating directly with a non-technical stakeholder.

Benefits

  • Flexible remote working environment.
  • Career development opportunities in a fast-growing company.

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