Senior Software Engineer (Java)

Description

Job Summary: We are seeking a Java Back-End Developer to support and evolve high-availability systems, developing solutions and APIs for complex business rules, with a focus on quality and innovation. Key Highlights: 1. Develop and maintain high-availability Java back-end solutions. 2. Work on the evolution of the Settlement tribe's systems and develop APIs. 3. Contribute to application quality through automated testing. When you think about your career, what comes to mind? Purpose? Collaboration? Being a protagonist who makes a difference? At PagBank, we have all this—and much more. We are looking for people who proudly wear our jersey—people eager to simplify people's financial lives and drive businesses forward! Ready for a career that delivers greater returns? **Check out this opportunity and \#JoinPagBank!** **Responsibilities and Duties** * Develop and maintain high-availability, high-volume transaction Java back-end solutions. * Support and evolve the Settlement tribe’s systems by implementing new features and continuous improvements. * Develop and enhance APIs and system integrations. * Implement solutions for environments with complex business rules, ensuring application quality, performance, and reliability. * Develop and optimize queries in relational databases. * Develop integrations using messaging systems. * Contribute to application quality by implementing automated tests and adopting best development practices. * Participate in the team’s technical evolution through practices such as Pair Programming and code reviews. * Collaborate with professionals from diverse areas to develop solutions aligned with business needs. * Pursue continuous learning, supported by more experienced professionals for technical development. * Use AI in the software development lifecycle. **Requirements and Qualifications** * Bachelor’s degree in Computer Science, Computer Engineering, Information Systems, or related fields. * Experience in Java back-end development. * Knowledge of object-oriented programming, data structures, and algorithms. * Experience with relational databases and SQL query construction. * Knowledge of API modeling, development, and documentation. * Experience with code versioning tools such as Git. * Knowledge of CI/CD pipelines. * Experience with messaging systems. * Experience with automated testing. * Knowledge of distributed architectures and scalable applications. **Additional Information** **Nice-to-have qualifications:** * Experience in microservices development. * Knowledge of Cloud Computing, especially AWS. * Experience with Agile methodologies. * Knowledge of DevOps practices. * Knowledge of Apache Spark and Apache Hadoop. * Knowledge of Kafka and MQ. * Knowledge of AI usage in the software development lifecycle (prompt engineering, SDD). * Experience with batch processing. You might know us from our card machines or memorable commercials—but we’re so much more! Every day, we build products and solutions inspired by our purpose: simplifying people’s and businesses’ financial lives. We work to transform how people manage money—opening new possibilities for them to achieve their dreams. **How do we do it all?** **With People** We’re a team that plays together! Here, we value all forms of diversity—race/ethnicity, gender, age, origin, persons with disabilities, sexual orientation, family composition, and aesthetics. **With Technology** A disruptive and innovative spirit is in our DNA: we are part of UOL Group, a 100% Brazilian company, internet pioneer since 1996, transforming people’s lives for over two decades. **With One Culture** We have a strong, unique culture that drives us beyond limits—enabling continued growth and long-term business sustainability. **We are one of the largest digital banks in the country and one of the most profitable fintechs in the sector, certified as a Great Place to Work®.** **To experience all this, you’ll receive a comprehensive benefits package that truly makes a difference:** * Meal allowance and/or food voucher. * Health and dental insurance. * Life insurance. * Partnerships with TotalPass and ZenKlub. * Extended maternity and paternity leave. * Childcare allowance. * Discounts of up to 50% on postgraduate programs and MBAs from top institutions, including FIA, FAAP, and PUCRS. **And more:** * No dress code: wear whatever makes you feel comfortable. * \#HappyBirthday: Birthday day off. * Baby Gift: gift for newborns. **Ready for a career that delivers greater returns?** Join our unbeatable team! **\#JoinPagBank.**