Senior Java & Oracle Backend Engineer — Platform Modernization

Dev PRO; United States; Remoto; USD 130.000 - 170.000; Tempo integral

Resumo da vaga

Dev.Pro, a US-based outsourced software development company, is seeking a Senior Java Software Engineer with strong Oracle expertise to join a large-scale platform modernization initiative. You will perform hands-on Java development and advanced database engineering to consolidate platforms around Oracle.

You will design database schemas, support a future MySQL-to-Oracle migration, and collaborate with cross-functional teams to deliver reliable solutions across production systems serving

Qualificações

• 5+ years of experience building, debugging, and optimizing scalable Java backend applications
• Strong proficiency in Java 8-17, object-oriented design, design patterns, multithreading, and concurrency
• Hands-on Oracle development experience in production, with strong knowledge of database internals (indexing, query optimization, partitioning, replication, and transaction behavior)
• Advanced SQL skills, including performance troubleshooting
• Experience with production database operations (backup/restore, high availability, disaster recovery, failover), including executing changes with minimal downtime
• Experience writing unit tests with JUnit and Mockito
• Experience with cloud platforms (preferably GCP) and Kubernetes or similar orchestration tools
• Hands-on Linux/Unix experience and scripting skills in Bash, Python, or similar languages
• Ability to work independently, take ownership of technical tasks, and proactively identify and resolve blockers
• Strong communication skills and experience collaborating with cross-functional Scrum teams and leading technical discussions
• Upper-Intermediate+ English level

Responsabilidades

• Design, develop, and maintain scalable Java backend applications
• Design the Oracle database storage schema for a new application
• Support the planning and execution of a future MySQL-to-Oracle migration
• Develop and optimize SQL queries to improve database performance
• Troubleshoot complex application and database issues in production environments
• Support production database operations and implement changes with minimal downtime
• Write and maintain unit tests using JUnit and Mockito
• Collaborate with cross-functional teams on technical design and implementation decisions
• Create and maintain technical documentation for relevant project activities

Conhecimentos

Java backend development

Oracle database

SQL performance troubleshooting

JUnit & Mockito

Cloud platforms (GCP)

Kubernetes

Linux/Unix scripting (Bash/Python)

Multithreading & concurrency

English communication

Design patterns & OO

Descrição da vaga

Dev.Pro, a US-based outsourced software development company, is seeking a Senior Java Software Engineer with strong Oracle expertise to join a large-scale platform modernization initiative. You will perform hands-on Java development and advanced database engineering to consolidate platforms around Oracle.

You will design database schemas, support a future MySQL-to-Oracle migration, and collaborate with cross-functional teams to deliver reliable solutions across production systems serving