Java Fullstack Developer SR

Important Information 

Location: Brazil
Job Mode: Full-time 
Work Mode: Work from home

Job Summary

We are looking for a Senior Java Engineer to support a key international client in a critical infrastructure upgrade. You will be joining an established team to lead the modernization of a legacy product with a predefined lifecycle, ensuring stability and performance while moving the tech stack toward the latest industry standards.

Essential Skills

• Professional experience with Java, with deep understanding of the differences between JDK 11, 17, and 21;
• Solid experience with Oracle DB (18c/19c), including complex SQL queries, performance tuning, and database migration strategies;
• Proven track record of working with legacy systems, including dependency management and refactoring "monolithic" codebases without breaking existing logic;
• Advanced experience with JUnit, Mockito, and automated regression testing suites;
• Proficiency with Maven/Gradle, CI/CD pipelines, and version control (Git).

Highly Desirable Skills

• Knowledge of Cloud environments (AWS/Azure/GCP);
• Experience with Spring Framework versions and their compatibility with Java 21;
• Background in financial or enterprise-level mission-critical applications.

About Encora

Encora is the preferred digital engineering and modernization partner of some of the world’s leading enterprises and digital native companies. With over 9,000 experts in 47+ offices and innovation labs worldwide, Encora’s technology practices include Product Engineering & Development, Cloud Services, Quality Engineering, DevSecOps, Data & Analytics, Digital Experience, Cybersecurity, and AI & LLM Engineering.

At Encora, we hire professionals based solely on their skills and qualifications, and do not discriminate based on age, disability, religion, gender, sexual orientation, socioeconomic status, or nationality.