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[Job - 29662] Sr. Fullstack Developer (React / Java / Node)

4 hours, 25 minutes ago
Brazil
Full-time
Senior
Full-stack Engineer
Software Development
Agile GraphQL Hibernate Java JavaScript JSON JWT Kafka Kibana Microservices MySQL Node.js OAuth OpenID Connect React REST API Spring Boot SQL Storybook UI Design UX Design
Apply Now
CI&T

CI&T

CI&T is a global digital technology agency empowering agile growth for leading companies through advanced technologies with a team of 2000 experts worldwide.

Internet Software & Services
5K-10K
Founded 1995
View All Jobs 155

Description

  • Design, develop, unit test, and integrate full-stack application components.
  • Build scalable web applications using React on the frontend and Java 21 / Spring Boot on the backend.
  • Implement RESTful APIs, microservices, and integrations with enterprise systems.
  • Collaborate with UX/UI, product, architecture, and QA teams in an Agile environment.
  • Create and maintain architecture, design, and system documentation.
  • Ensure code quality, performance, and security across the application stack.
  • Work with MySQL, Hibernate, Spring Data, and Spring Security.
  • Support production systems using Kibana and APM tools.
  • Participate in on-call rotation when needed.

Requirements

  • 7+ years of full-stack development experience.
  • Strong hands-on experience with React, modern JavaScript (ES6+), DOM APIs, and JSON.
  • Strong backend experience with Java, preferably Java 21, and Spring Boot.
  • Experience with microservices and enterprise integration patterns.
  • Solid RDBMS and SQL experience with MySQL or a similar database.
  • Good understanding of web security standards including OAuth2, OIDC, and JWT.
  • Excellent problem-solving, debugging, and communication skills.
  • Comfortable working near EST time zone.
  • Experience with Node.js and GraphQL is a nice to have.
  • Experience with micro-frontend architecture, Storybook, and styled-components is a nice to have.
  • Experience with event-driven architecture and Kafka is a nice to have.
  • Production support experience with Kibana, APM, and hotfixes is a nice to have.

Benefits

  • Health and dental insurance.
  • Meal and food allowance.
  • Childcare assistance.
  • Extended paternity leave.
  • Gym and wellness partnerships through Wellhub (Gympass) and TotalPass.
  • Profit sharing and results participation (PLR).
  • Life insurance.
  • Continuous learning platform access through CI&T University.
  • Discount club.
  • Free online platform for physical, mental, and overall well-being support.
  • Pregnancy and responsible parenting course.
  • Partnerships with online learning platforms.
  • Language learning platform access.

Interested in this position?

Apply directly on the company website

Apply Now

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