Job Summary: PagBank is seeking proactive professionals who can evaluate and define system architecture, translate business requirements into technical solutions, and drive the continuous evolution of microservices platforms. Key Highlights: 1. Evaluate and define system architecture aligned with business processes. 2. Drive the continuous evolution of the microservices-based platform. 3. Act as an active agent in the continuous improvement of the technical development process. When you think about your career, what comes to mind? Purpose? Collaboration? Being a protagonist who makes a difference? At PagBank, we have all that—and much more. We’re looking for people who wear the jersey with pride—people eager to simplify people’s financial lives and empower businesses! Ready for a career that delivers more? **Check out this opportunity and \#JoinPagBank!** **Responsibilities and Duties** * Evaluate, discuss, and define system architecture, promoting technical cohesion and alignment with business processes. * Translate business requirements into technical solutions, proposing new modules or optimizing existing systems. * Drive the continuous evolution of the microservices-based platform. * Ensure end-to-end automation—from testing to deployment. * Participate in research and implementation of new technologies. * Monitor the production environment and propose preventive actions. * Collaborate with the security team to ensure platform compliance and reliability. * Develop tools and routines to optimize resource usage and reduce waste. * Act as an active agent in the continuous improvement of the team’s technical development process. **Requirements and Qualifications** * Experience in system development and distributed architecture. * Experience providing technical guidance to teams and applying engineering best practices. * Solid expertise in the Java programming language. * Experience developing for Unix/Linux environments. * Strong knowledge of data structures, algorithms, and complexity analysis. * Knowledge of concurrent programming and code debugging techniques. * Object-oriented programming, design patterns, and REST/JSON integration. * Basic knowledge of communication protocols (TCP/UDP). * Experience with microservices architecture. * Hands-on experience with DevOps practices and containerization (Docker). * Knowledge of asynchronous messaging (Kafka, RabbitMQ, SQS). * Experience with relational databases and SQL. * Knowledge of non-relational databases (MongoDB, DynamoDB, etc.). * Proficiency in the Spring ecosystem (Spring Boot, Web, Data, Spring Cloud). * Experience with JPA. * Knowledge of caching strategies (Redis, Memcached, etc.). * Experience with public cloud (preferably AWS). * Practice with automated testing (unit, integration, component). * Experience with load testing. * Experience refactoring code with a focus on performance and readability. * Knowledge of Kubernetes and observability practices (OpenTelemetry). * Knowledge of monitoring tools (New Relic, Splunk, Prometheus, Grafana). * Experience with CI/CD tools (Jenkins, GitHub Actions, GitLab CI, ArgoCD). * Knowledge of API versioning and documentation (Swagger/OpenAPI). * Familiarity with application security (OWASP Top 10, OAuth2, JWT). * Knowledge of static code analysis tools (SonarQube, etc). * Technical English for reading documentation and articles. * Experience with agile methodologies (Scrum, Kanban, Lean). **Additional Information** **To stand out in this role, it would be great if you also had:** * Experience with reactive programming (WebFlux). * Knowledge of other programming languages (Node.js, Kotlin, Python). * Experience with infrastructure-as-code tools (Terraform). * Experience with GraphQL. * Familiarity with deployment strategies (blue/green, canary). * Ability to mentor developers and participate in continuous improvement initiatives (e.g., dojo, pair programming). * Knowledge of AI Agent development (Spring AI, AWS Bedrock Agent). * Knowledge of prompt engineering. * Knowledge of context augmentation techniques for Generative AI / LLMs (semantic search in vector databases, RAG, etc). You might know us from our card readers 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 to help them achieve their dreams. **How do we do it?** **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’re part of UOL Group, a 100% Brazilian company, a pioneer in the internet space since 1996, transforming people’s lives for over two decades. **With One Culture** We have a strong, unique culture that pushes us beyond limits—helping us grow and sustain our business. **We are one of the largest digital banks in the country and one of the most profitable fintechs in the sector.** **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 assistance. * Discounts of up to 50% on postgraduate programs and MBAs from top institutions such as 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 more?** Join our unbeatable team! **\#JoinPagBank.**