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NIO

Mid-level Java Developer

NIO

Backend Developer focused on Java and Spring Boot at NIO, an innovative company transforming digital connections in Brazil. Contribute to high-impact solutions in a collaborative team environment.

Posted 7/8/2026full-timeRemote • 🇧🇷 BrazilMid-LevelSeniorWebsite

Tech Stack

Tools & technologies
HibernateJavaJUnitMySQLOraclePostgresSpringSpring BootSpringBoot

About the role

Key responsibilities & impact
  • Develop and maintain backend applications in Java and Spring Boot.
  • Implement and evolve REST APIs.
  • Work with databases, performing queries, adjustments, and data modeling.
  • Ensure bug fixes and support incident analysis, maintaining application performance.
  • Participate in code reviews and technical refinements, contributing to continuous improvement of the codebase.

Requirements

What you’ll need
  • Hands-on experience with Java (8+) and solid knowledge of Spring Boot (Spring MVC, Spring Data).
  • Experience developing REST APIs and working with relational databases (PostgreSQL, MySQL, Oracle) using JPA/Hibernate.
  • Familiarity with version control (Git), basic knowledge of automated testing (JUnit), and Spring Security.
  • Willingness to learn and grow technically, with good communication and teamwork skills.
  • Organized and committed to meeting delivery deadlines, able to receive and apply technical feedback.
  • Bachelor's degree in Computer Science, Software Engineering, or a related field.

Benefits

Comp & perks
  • Meal and/or food allowance
  • Transportation allowance
  • Health insurance
  • Dental insurance
  • Life insurance
  • Private pension plan
  • Profit-sharing program (PPR)
  • Pharmacy assistance
  • Childcare assistance
  • Flexible working hours
  • V.tal Benefits Club
  • Extended maternity leave (6 months)
  • Extended paternity leave (20 days)

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Hard Skills & Tools
Java (8+)Spring BootREST API DevelopmentRelational DatabasesJPA/HibernateAutomated Testing (JUnit)Spring SecurityData ModelingBug FixingIncident Analysis
Soft Skills
CommunicationTeamworkOrganizational SkillsCommitment to DeadlinesAbility to Receive Feedback