Java FullStack Developer

We are seeking an experienced Java Engineer to join a high-impact project focused on the AI-assisted migration of ~50 legacy banking applications from IBM WebSphere Portal (on-prem) to Liferay (AWS-based deployment).

This role is ideal for someone who is enthusiastic about modernizing enterprise architectures and passionate about leveraging AI tools to supercharge software development. You'll work alongside solution architects, DevOps, and migration experts to refactor, rebuild, and modernize legacy apps using AI-powered development environments and tools like Claude, CLine, and Cursor.

Key Responsibilities:

• Collaborate on the migration strategy of Java applications from IBM WebSphere to Liferay.
• Analyze legacy applications, refactor and rebuild them using modern frameworks and cloud technologies.
• Integrate AI tools into the development lifecycle for enhanced productivity and smarter refactoring.
• Ensure high standards in code quality, scalability, and maintainability.
• Write and maintain unit, integration, and end-to-end tests.
• Partner with DevOps to build and maintain CI/CD pipelines tailored to the AWS environment.
• Support the definition of system architecture and lead its evolution throughout the project.

Job Requirements

• Proficiency in Spring Boot, RESTful APIs, Gradle, and relational databases (PostgreSQL, MySQL, SQL Server, etc.).
• Experience with microservices architecture and cloud platforms (preferably AWS).
• Hands-on experience with CI/CD pipelines, testing frameworks (JUnit, Mockito), and Git.
• Experience with containerization tools (Docker) and orchestration (Kubernetes) is a plus.
• Solid understanding of system architecture, multithreading, and performance tuning.
• Familiarity with message brokers like Kafka, RabbitMQ, Redis is a bonus.
• Familiarity with AI-assisted development tools such as GitHub Copilot, Cursor, Claude, or CLine - these should be your go-to for integrating AI into your work efficiently.
• Comfort working in AI-augmented development environments and adapting to their evolving capabilities.

What"s next: It"s best to apply today, because job postings can be taken down and we wouldn"t want you to miss this opportunity. In case you need further information, just send us a message at [email protected] and we"ll be happy to assist!

The preceding job description had been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties and responsibilities required of employees assigned to this job.

Diversity & Inclusion Here at the Stefanini Group, we value plurality and equity, regardless of race, sexual orientation, disability, age, ancestry, religion, gender, and nationality. We understand and encourage the importance of being you!

About Us We are the Stefanini group, a global tech consulting company of Brazilian origin that believes in the power of people to transform businesses through technology.

We are present in over 40 countries and operate with the purpose of co-creating solutions TOGETHER WITH OUR CLIENTS that accelerate results and improve the experience of people and organizations.

Here, we like to say that technology is not the end, but the means: what really matters are the people who drive it all.

Our mindset is AI First, meaning we invest in cutting-edge technology in everything we do, focusing on results for our clients.

We are a company, A GROUP, that breathes collaboration and offers a dynamic environment where you will learn by doing, grow alongside the team, and have space to contribute with ideas and projects.

More than just talking about digital transformation, we believe in real transformation that starts with people and impacts real businesses.

If you are looking for a place to develop, innovate, and be part of something bigger, the Stefanini Group is your place.

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