[Job-30620] Senior Java Developer, Brazil

About the role

Join a new team at CI&T to support a client in the benefits market. This role focuses on developing solutions for regulatory and mandatory requirements impacting all client systems. You will contribute to modernizing existing systems and ensuring compliance with government regulations. You will collaborate closely with a small, specialized team to translate complex legal demands into robust technical solutions. The position requires a proactive approach to problem-solving within a dynamic and regulated environment. You will be responsible for driving the technical integrity of projects from development through deployment. This is an opportunity to shape the architecture of systems that handle critical compliance workflows.

Key facts

What you'll do

• Address regulatory and mandatory demands for a client in the benefits sector by analyzing requirements and implementing secure, scalable software solutions.
• Modernize legacy systems through strategic refactoring and the introduction of contemporary architectural patterns to improve maintainability.
• Develop Java applications using Spring Boot to create efficient, reusable, and well-documented codebases that meet business objectives.
• Write unit tests and participate in code reviews to ensure software quality, reliability, and adherence to best practices across the development lifecycle.
• Maintain clean, simple, and easily maintainable code that facilitates future enhancements and reduces technical debt over time.
• Work with Oracle and Mongo databases to design data models, optimize queries, and ensure data integrity and performance standards.
• Apply Agile methodologies like Scrum and Kanban, including dailies, sprints, and reviews, to coordinate tasks, track progress, and deliver incremental value.
• Collaborate with cross-functional stakeholders to gather insights, clarify requirements, and align technical deliverables with regulatory expectations.
• Implement features that integrate with external systems and services while maintaining high standards for security and data protection.
• Troubleshoot production issues and provide timely resolutions to minimize service disruptions and ensure continuous compliance.
• Contribute to the definition of technical standards and guidelines for the team to promote consistency and scalability.
• Support the deployment pipeline by configuring environments, automating processes, and validating releases before going live.
• Mentor junior developers by sharing knowledge, conducting pair programming sessions, and fostering a culture of continuous learning.
• Evaluate new tools and technologies to identify opportunities for improving the efficiency and resilience of the application landscape.

Requirements

• Experience with legacy system modernization is mandatory, demonstrating a track record of successfully migrating or refactoring complex applications.
• Background in handling regulatory or mandatory requirements is essential, with proven ability to interpret and implement compliance-driven specifications.
• Proficiency in Java development with Spring Boot is required, including hands-on experience with core frameworks and related libraries.
• Ability to develop unit tests and engage in code reviews is non-negotiable to ensure high-quality outputs and sustainable codebases.
• Strong understanding of clean code principles is expected, including naming conventions, modular design, and separation of concerns.
• Experience with Oracle and Mongo databases is required, including SQL and NoSQL data modeling, indexing, and query optimization.
• Familiarity with Agile concepts (Scrum, Kanban, dailies, sprints, reviews) is mandatory for effective collaboration and iterative delivery.
• Knowledge of OCP, VSTS, AWS, pipelines, lambdas, Sonar, microservices architecture, and Azure is required to thrive in this role and contribute to cloud-native solutions.

Nice to have

• Familiarity with legacy Java technologies (Servlets, JSP, JAX-WS/JAX-RS) is preferred to ease the transition from older systems to modern stacks.
• Experience with Docker is preferred to support containerization efforts and streamline deployment workflows.

Practical notes

This is a full-time position (40 hours per week) with a hybrid work model that allows home office arrangements. However, if you reside in the Campinas Metropolitan Region, there is a mandatory requirement for periodic presence in the office to facilitate collaboration and alignment with the team. Candidates with disabilities are encouraged to provide a medical report during the selection process for necessary support and adaptations. The selection process does not include interviews or tasks conducted on WhatsApp or any other instant messaging platform. Please ensure your application is submitted through the official channel to be considered.