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Senior Backend Engineer (Java/Spring Boot) specialized in FinTech & Payments. I build and modernize production systems with a reliability/security mindset (idempotency, retries/timeouts, resilience, reconciliation, safe rollouts). What I can help you with: - Payment/Banking integrations (ACH/Wire/Card/Crypto rails), webhook-driven flows, edge cases & reconciliation - Legacy modernization → modular services/microservices (Clean Architecture/DDD when it fits) - API design (REST, versioning, backward compatibility), event-driven services (Kafka/MQ) - Performance & scalability (PostgreSQL tuning, caching with Redis) - CI/CD + cloud deployments (Docker, Kubernetes/OpenShift, AWS), production troubleshooting & RCA - MCP (Model Context Protocol) Server integrated into an n8n pipeline to feed and power a chatbot, enabling automated conversational workflows. Tech: Java, Spring Boot, PostgreSQL, Redis, Kafka, AWS, Docker, Kubernetes, Jenkins.

I focus on data engineering, software engineering, ETL/ELT, SQL reporting, high-volume data flows, and development of robust APIs using Java and Scala. I prioritize three key elements: reliability, efficiency, and simplicity. I hold a Bachelor's degree in Information Systems from Pontifícia Universidade Católica do Rio Grande do Sul as well as graduate degrees in Software Engineering from Infnet/FGV and Data Science (Big Data) from IGTI. In addition to my academic qualifications I have acquired a set of certifications: - Databricks Certified Data Engineer Professional - AWS Certified Solutions Architect – Associate - Databricks Certified Associate Developer for Apache Spark 3.0 - AWS Certified Cloud Practitioner - Databricks Certified Data Engineer Associate - Academy Accreditation - Databricks Lakehouse Fundamentals - Microsoft Certified: Azure Data Engineer Associate - Microsoft Certified: DP-200 Implementing an Azure Data Solution - Microsoft Certified: DP-201 Designing an Azure Data Solution - Microsoft Certified: Azure Data Fundamentals - Microsoft Certified: Azure Fundamentals - Cloudera CCA Spark and Hadoop Developer - Oracle Certified Professional, Java SE 6 Programmer My professional journey has been marked by a deep involvement in the world of Big Data solutions. I've fine-tuned my skills with Apache Spark, Apache Flink, Hadoop, and a range of associated technologies such as HBase, Cassandra, MongoDB, Ignite, MapReduce, Apache Pig, Apache Crunch and RHadoop. Initially, I worked extensively with on-premise environments but over the past five years my focus has shifted predominantly to cloud based platforms. I've dedicated over two years to mastering Azure and I’m currently immersed in AWS. I have a great experience with Linux environments as well as strong knowledge in programming languages like Scala (8+ years) and Java (15+ years). In my earlier career phases, I had experience working with Java web applications and Java EE applications, primarily leveraging the WebLogic application server and databases like SQL Server, MySQL, and Oracle.

I am a software developer with a strong background in building, maintaining and deploying enterprise applications, primarily focused on Java development, RESTful and GraphQL APIs. I bring hands-on experience across all phases of the software development lifecycle (SDLC), from gathering requirements and designing solutions to deploying and supporting applications in production. I have great expertise in technologies such as AWS, Kafka, Spring Boot, Spring Data, Hibernate and Jenkins. My focus is on creating scalable, efficient systems while ensuring alignment with both functional and non-functional requirements. In addition to my technical skills, I have taken on leadership roles, guiding teams on best practices in code quality, system design, and agile methodologies. My goal is to deliver high-quality software solutions that drive value and efficiency to the client.

Experienced Senior Software Engineer with a rich 12-year journey in software development, renowned for my commitment to delivering impactful solutions. My expertise lies in Java Backend, with a strong command over the Spring Framework, RabbitMQ, Kafka, and Redis. I have extensive experience in architecting microservices solutions, utilizing on-premise or cloud infrastructure, with a deep understanding of AWS Cloud. Over the past 2 years, I have achieved significant milestones leading a backend team, driving notable achievements that reduce process time, enhance business efficiency, or resolve chronic problems in main workflows. I am passionate about continuous learning and acquiring new knowledge, which I consistently apply in my daily work. My goal is to find solutions that effectively address business challenges and drive meaningful outcomes.

10+ years certified professional agile coach, Agile Product Ownership and SAFe scrum master. As agilist, assumed roles of developer, scrum master, and product owner. Leading development teams as a servant leader. Currently Product Owner of Enterprise Service Management leveraging ServiceNow, on a multi millions dollar Product Development and implementation involving several tracks on a global Agile Project Management. For supporting ITIL, mostly IT service management, and IT operations management. Knowledgeable on Scrum, SAFe, OKR, Kanban, Cloud Computing, Continuous improvement, PDCA, service mapping, process mapping, test driven development, PMBOK / EMCAPS. Tools of preference are: Azure DevOps, ServiceNow, BMC, GitHub. Familiar with technologies: JavaScript, Representational State Transfer (REST), PowerShell, HTML, C++, .NET Framework, C#, oAuth, TLS/SSL, IIS, MS Office, Linux, Microsoft SQL Server / MySQL

Java Developer with 15+ years of experience and a postgrad in Software Engineering. Focused on back-end development with Spring/Spring Boot, especially in microservices and system architecture. I help clients build scalable, reliable software that drives real business results. Most of my work has been through outsourcing, contributing to a wide variety of projects for clients in e-commerce, finance, ERP, and more. I adapt quickly to different teams and domains, always aiming to add value from day one. I'm used to handling the full dev cycle — from planning and coding to testing and deployment. I follow clean code practices, SOLID principles, and clean architecture to ensure long-term maintainability. Writing well-tested, high-quality code is something I genuinely care about.