Achievements:- Developed a tool that assists over 10,000 employees in executing their daily tasks, managing an average of 100,000 requests per minute.- Contributed to the restructuring of the application to enhance performance and enable greater utilization across various departments.Context:Mercado Livre is the largest e-commerce company in Latin America, renowned for its technological innovation and leadership in the online marketplace. The company leverages cutting-edge technology to enhance user experience and optimize operations. I am currently working on an internal project that helps improve the efficiency of manual processes.Technologies:- Golang- NodeJS- MicroservicesActivities:- Collaborated with cross-functional teams to identify requirements and design solutions tailored to employee needs.- Developed back-end services using Golang, implementing a microservices architecture for scalability and maintainability.- Engaged in the reengineering of the application to optimize performance and support future growth within other areas of Mercado Livre.

Achievements:- Successfully redesigned sales and billing processes from the ground up, significantly improving operational efficiency.- Enhanced team leadership skills by mentoring new developers and providing ongoing support.- Implemented a change in the Apple payment method to a server-to-server model, reducing the number of processing errors.Context: Worked in the Sales department at UOL Inc., one of Brazil’s largest internet companies and a leader in content, technology, and payment solutions. My focus was on redefining the sales and billing processes for UOL applications. Technologies:- Java 8 | Spring Cloud- Postgres | MySQL- Microservices- Kubernetes- AWS- Docker- Activiti BPMNActivities:- Collaborated with stakeholders to gather requirements and identify key areas for improvement in sales and billing processes.- Designed and developed a new solution to streamline sales and billing operations, ensuring scalability and efficiency.- Provided support to address and resolve legacy system errors during the transition to the new solution.- Mentored and assisted new developers, fostering a collaborative team environment and promoting knowledge sharing.- Managed integrations with Google Play and Apple for payment processing within their stores.- Implemented the server-to-server payment method for Apple, resulting in a significant reduction in processing errors.- Utilized existing technologies such as Java 8 and microservices to build robust and maintainable applications.

Achievements:- Reduced accumulated processing errors by 30% through the redefinition of billing processes using BBPM (Billing Business Process Management) as an orchestrator for microservices.- Successfully migrated several microservices from legacy systems to AWS, configuring Kubernetes with the support of the security team.Context: Worked in the billing and recurrence area at UOL.inc, where the primary challenge was to redefine billing processes, utilizing BBPM (Billing Business Process Management) to orchestrate microservices while managing the recurrence of all UOL products.Technologies:- Java 8 | Spring Cloud- Postgres | MySQL- Microservices- Kubernetes- AWS- Docker- Activiti BPMNActivities:- Analyzed existing billing processes to identify inefficiencies and areas for improvement.- Collaborated with cross-functional teams to redesign and implement billing workflows using BBPM.- Developed microservices using Java 8, ensuring seamless integration within the billing ecosystem.- Managed data storage and retrieval using Postgres and MySQL databases.- Utilized Docker for containerization and Kubernetes for orchestration, ensuring scalability and reliability.

Achievements:- Provided support to the technical team in architectural decision-making, reducing the complexity level of the solution and improving overall system maintainability.Context:Worked for a multinational client in the cabotage industry with the primary objective of redeveloping a system to be used globally, ensuring consistency and functionality across various regions.Technologies:- Java 8- Microservices- Azure- MySQL | OracleActivities:- Collaborated with cross-functional teams to gather requirements and understand global operational needs.- Assisted in redesigning the system architecture to support scalability and international deployment.- Developed back-end services using Java 8, ensuring robust performance and security.- Implemented database solutions using MySQL and Oracle to manage and store data efficiently.- Leveraged Azure for cloud deployment, ensuring high availability and accessibility for global users.- Conducted testing and validation to ensure the system met quality and performance standards before deployment.

Achievements:- Improved manual generation efficiency by 25% through the development and standardization of aircraft manuals, resulting in faster delivery to engineering teams.Context:Worked at Embraer, one of Brazil’s largest companies, in Commercial Aviation Engineering. My role focused on enhancing and developing new features for a project applying the Critical Chain methodology, including creating a system to standardize and generate aircraft manuals, with proposed improvements for usability and compliance.Technologies:Activities:- Collaborated with engineering teams to gather requirements and ensure compliance with industry standards.- Proposed a comprehensive restructuring of the manual generation system to enhance user experience and streamline workflows.

Achievements:- Improved project delivery timelines by 30% through the implementation of a Critical Chain project management application tailored for the aviation industry.Context:Developed projects for Embraer, Brazil’s leading aviation company and a global reference in the aerospace industry. Supported and developed an application for project management focusing on Critical Chain methodology for effective aviation project management.Technologies:- Java 8, Spring Framework and Hibernate- Oracle 11g | MySQL- AngularJS | Javascript | CSS | HTML5- Weblogic | Jira | BitbucketActivities:- Collaborated with engineering teams to gather requirements and define project management needs.- Developed a robust application using Critical Chain methodology to enhance project efficiency.- Implemented secure back-end services with Java and Spring, ensuring data integrity.- Designed user-friendly front-end interfaces to facilitate easy project tracking and management.- Provided support for other applications within the department, leveraging my skills to assist the development team.

Achievements:- Reduced report and graph creation time by 50% for the management team by reorganizing data and restructuring the existing system.Context:Developed projects for Embraer, Brazil’s leading aviation company and a global reference in the aerospace industry. Focused on supporting the Commercial Aviation Engineering team.Technologies:- PHP- Javascript, JQuery, HTML- MySQL, OracleActivities:- Collaborated closely with engineering teams to understand reporting requirements.- Designed and implemented custom reporting solutions to facilitate data analysis and decision-making.- Developed interactive visualizations to present engineering data clearly and effectively.

Achievements:- Enhanced operational efficiency by 35% and minimized manual scheduling errors by 25% through the development of a robust, user-friendly solution.- Reduced software licensing and server costs by 40% by deploying the project on AWS.Context:Developed for a top-tier clinic specializing in medical and aesthetic services, the solution was designed to support comprehensive internal management, including client scheduling, medical records, physician information, and staff administration.Technologies:- Java, Spring Cloud, Hibernate- Microservices- AWS- PostgreSQL, Redis- AngularJS, CSS and HTML5- DockerActivities- Participated in the entire development lifecycle, from requirements gathering to deployment.- Conducted product refinements and adjustments based on client feedback.- Collaborated on designing a user-friendly interface for seamless interaction.- Designed and implemented microservices to handle core processes such as scheduling, medical record management, and employee tracking.