Job Summary: We are looking for an experienced Java developer to build new features, maintain and refactor systems, and work on microservices with autonomy and a focus on innovation. Key Highlights: 1. Autonomy to write your own journey and freedom to be who you are. 2. Opportunity to make things happen and work with technology and innovation. 3. A team that dreams collectively, focused on well-being and inclusion. We are more than a machine—we are people who transform and **create infinite possibilities.** We work to **simplify and accelerate businesses for everyone**, offering intelligent financial solutions. Here, we invest in **technology**, promote **development**, and foster **innovation** to create new possible paths and generate positive impact in the world. At Cielo, we work with **autonomy** to write our own journey, **freedom** to be who we are, and the opportunity to **make things happen**. We are a team that **dreams collectively**, delivering a complete experience and focusing on the physical and mental well-being of our 7,000+ employees and their families. We believe in **inclusion and welcoming** all people, embracing their uniqueness and diverse life experiences. Let’s fulfill your dreams together! **Responsibilities and Duties** ----------------------------------- **There’s a place for you in this purpose:** * Develop new features in **Java (8+)** applications using **Spring Framework and Spring Boot**. * Perform **corrective and evolutionary maintenance** on existing systems, ensuring stability and performance. * Refactor code when necessary, aiming to improve readability, performance, and maintainability. * Identify, document, and track **technical debt** associated with solutions developed by the team. * Propose and implement technical improvements to reduce risks, failures, and future rework. * Create and maintain **unit tests**, ensuring code quality and reliability. * Develop and maintain **system integrations**, primarily via **REST APIs** (and occasionally gRPC, WebSockets, or messaging). * Work in **microservice environments**, contributing to the evolution of distributed architecture. * Work with **relational databases** (MySQL, PostgreSQL, or Oracle), writing SQL queries and adjusting data models. **Requirements and Qualifications** ------------------------------ **What does the \#TimeCielo expect from you?** * Experience with Java (versions 8+) * Experience developing, maintaining, and evolving Java applications. * Experience with Spring Framework and Spring Boot * Experience with source code management using GIT * Experience with dependency management using Maven. * Experience with unit testing * Experience with SQL and relational database management systems (MySQL/PostgreSQL or Oracle) **Additional Information** -------------------------- **Why live infinite possibilities alongside us?** * Medical and Dental Assistance; * Annual Variable Compensation (PPR); * Meal and Food Allowance; * Commuter Bus/Vale-Transporte or Parking; * Hybrid Work Model; * Remote Work Allowance; * Life Insurance; * Home and Auto Insurance; * Family Funeral Assistance; * Private Pension Plan; * Support Channel with Specialists (Nutrition, Psychology, Gynecology, etc); * Vaccination Campaign; * Access to various courses on our Educa platform; * Wellhub; * Healthy Pregnancy Program; * Extended Maternity and Paternity Leave; * Childcare Allowance; * Birthday Day Off; * Flexible Dress Code; * Flexible Working Hours; * Short Fridays; * Extended Lunch Break (1h30\).