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Strategic role in leading STM's application infrastructure, with a focus on supporting development teams, automating processes, ensuring delivery quality and modernizing the application execution environment.

Main responsibilities and achievements:

• Technical monitoring of development projects, supporting modern architectures, performance analysis and best practices for integration and continuous delivery (CI/CD);
• Preparation and maintenance of approval and production environments, focusing on stability, security and reproducibility;
• Structuring and managing CI/CD pipelines using GitLab Runner, integrating build stages, testing, code analysis and automated deployment;
• Management of tools to support the development cycle such as: Nexus (artifact repository), SonarQube (code quality analysis), GitLab (versioning and automation)
• Installation, configuration and administration of Kubernetes clusters (RKE2), using Rancher as a management and orchestration tool for containerized applications;
• Application monitoring and observability using the OpenTelemetry, Prometheus and Grafana stack, ensuring real-time visibility of service health and performance;
• Direct involvement in incident resolution, infrastructure optimization and technical support for developers, promoting a DevOps culture integrated into the team's daily routine.

This role consolidates my experience with modern infrastructure practices, automation, containers, monitoring and support for critical environments, reinforcing my role as a link between development and operations.

Working as a Full Stack developer responsible for the Ouvidoria STM project, a web and mobile solution built from scratch with a focus on modernization, integration between systems and user experience.

Main responsibilities and achievements:

• Development of the backend architecture based on microservices with Spring Boot, promoting scalability and efficient system maintenance;
• Management of authentication and user session control via Keycloak, providing secure authentication (OAuth2/OpenID Connect) and integration with external providers such as Google and Facebook;
• Creation and exposure of REST APIs for consumption by web and mobile applications;
• Integration between services such as email sending, document rendering (PDF) and connection to the SEI (Electronic Information System) system for automatic opening of administrative processes;
• Development of the web frontend with Angular Standalone Components and PrimeNG, adopting good UI/UX practices and code modularization;
• Development of the mobile application with Ionic Framework, including native features such as: Photo capture for user profile, Internet connectivity check, Push Notifications and Authentication via social networks via Keycloak.
• Participation in the prototyping phase with Figma, actively contributing to the definition of the application's interface and usability;
• Use of agile methodologies in the management and continuous delivery of solutions.

This project represented a technological milestone within the institution, with a direct impact on modernizing communication with citizens and automating internal processes.

Fullstack software engineer, working on the Merchant Portal project for the French group Natixis.

Responsible for defining Angular architecture for the project using the group's design system and adapting it in a modular and responsive way.

Responsible for defining a new architecture for the Spring Batch project and implementing batches for processing and ingesting data, using multi thread resources.

API creation work using the spring framework and preparation of SQL DDL and DML scripts for execution in the Oracle database.

Technical Coordinator at the Data Intelligence Nucleus, structure activities to work with data sharing, contracting a cloud service, defining the on-premise data lake environment and analytics engine.

Hands on with AWS cloud technologies, lambda function development in java, performing treatment of apache parquet files for multidimensional model.

Made study, and definition of flow and self-service BI tools.

Coordinating the technical team and acting directly in the realization of data ingestion PoC with masking, structuring, and documentation of Hadoop environment, using framework's Spark, Hive, Pentaho.

Production of panels with Qlik Sense.

Technical Coordinator of the Nucleus of Architecture and Innovation.

Development of microservices based on Spring boot in Java and reusable visual components based on Angular.

Conducting research and implantation of architecture java based on micro services, using spring framework and the concept of resources server's controlled by Oauth2.

Responsible for the research and implantation of proposal of control of distributed transaction of the micro services, based on Spring Atomikos and Kafka.

Work with the most common packages and frameworks such as like Spring Boot, Hibernate, JPA, JAX-RS, JSF with good experience in front-end technology Angular.

Made archetypes maven contemplating the architectures defined for the Company.

Integrating the development team that maintains web solutions for internal and external use.

Work as a Senior Developer work with JSF, Struts, JSP, Hibernate, EJB, PL-SQL, Oracle.

Implement enterprise application projects, directing requirements definition, development, validation, and ongoing maintenance activities.