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Zup Innovation logo
Zup Innovation

We create digital assets to build, grow and accelerate your applications with efficiency, security and scalability.

Senior Fullstack Developer

Full-stack EngineerSoftware EngineerFull TimeRemoteSeniorTeam 1,001-5,000H1B No SponsorCompany SiteLinkedIn

Location

Brazil

Posted

83 days ago

Salary

0

Seniority

Senior

Job Description

Senior Fullstack Developer

Zup Innovation

• Actively participate in the full lifecycle of solution conception and development, from the Discovery process, helping to identify the right problem to solve. • Contribute to technical refinements to structure solution designs. • Collaborate with interdependent squads to ensure alignment and integration of solutions. • Develop frontend (React) and backend (.NET Core) layers as needed, including unit tests to ensure quality and security. • Ensure proper configurations for DevOps processes, planning and monitoring production deployments. • Monitor the post-release environment to ensure stability and performance. • Apply advanced AI techniques using tools such as Python (LangChain, LangGraph), RAG, prompt engineering and agent evaluation (EVALs). • Work with AWS infrastructure (DocumentDB, Lambda, ECS, S3, Redis) and CI/CD tooling (GitHub Actions, Terraform, Docker). • Collaborate in the development and integration of intelligent agents; knowledge of MCP and Go is a plus.

Job Requirements

  • Next.js with React 18+
  • Knowledge of accessibility (WCAG standards).
  • Responsive design.
  • .NET Core.
  • Source control/versioning (GitLab/GitHub).
  • Object-oriented programming, design patterns, SOLID principles and Clean Code.
  • Development and consumption of REST APIs.
  • Code quality (SonarQube, Fortify, unit test coverage).
  • Advanced code review techniques.
  • Advanced knowledge of the AWS ecosystem (CodePipeline, deployment pipelines).
  • Micro-frontend architecture (Web Components, Module Federation, Single-SPA).
  • Advanced knowledge of design patterns.
  • Proficiency in observability techniques (Splunk, Grafana, Prometheus).
  • Microsoft/.NET certifications are a strong plus.
  • React 18+ with TypeScript — including native hooks and composition patterns (useCallback, useMemo, useReducer).
  • Experience with Next.js (App Router, SSR/SSG/ISR, bundle optimization).
  • Knowledge of Web Components and integration with React.
  • Creating and maintaining custom hooks with well-defined responsibilities.
  • Context API / state management without external libraries.
  • Unit testing with Testing Library and E2E testing with Cypress (test coverage).
  • Conventional Commits and Git best practices.

Benefits

  • Freedom to work from anywhere
  • Flexible working hours
  • Education assistance
  • In-house career development tool
  • Internal guilds and study/interest groups
  • Health insurance
  • Dental insurance
  • Pharmacy discounts (medication purchasing partnership)
  • 24/7 telemedicine
  • Free online therapy
  • Wellhub
  • Extended maternity leave
  • Extended paternity leave
  • CAZ – Zupper Support Center
  • Meal and food vouchers
  • Life insurance
  • Transportation allowance
  • Home office allowance
  • Childcare assistance
  • Phone plan allowance
  • Profit sharing and results-based bonuses

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