As a Backend Developer and DevOps at Finclass, the leading streaming platform for finance education in Brazil, I was responsible for leading maintenance and technical innovation initiatives. The focus was on optimizing performance, reducing costs, and improving the quality and efficiency of the software delivery of the entire team.Maintained and enhanced services in pure JavaScript, integrating AWS services: Lambda, API Gateway, SQS, and SNS, using the Serverless Framework.Led the refactoring of the entire architecture to containers, implementing TypeScript solutions with Clean Architecture and DDD practices, along with Nest.js + Fastify at the API layer. The result was a 200x decrease in maximum request time and a 100x decrease on average, along with a 70% cost reduction. ECS + Fargate with auto-scaling, ALB, and Cloudfront were the main services used in the cloud architecture designed using AWS Cloud.Ensured the quality of software delivery by developing and maintaining 100% coverage in both unit and integration tests for software that was previously delivered without any tests.Implemented a local development environment with Docker, which revolutionized the delivery process of the team that used cloud services for testing during development, significantly reducing delivery times.Developed and monitored a dashboard in Datadog to track application health and extract performance metrics, enabling the agile identification and correction of problems and improvement points.Worked on creating an advanced personalized content recommendation system using Machine Learning techniques, significantly improving user experience and engagement.

Developed and implemented robust automation solutions in key company departments, optimizing processes and increasing operational efficiency. Focus Areas: Legal, Finance, Human Resources (People & Management), Infrastructure, and Security.Key Contributions: - Designed and implemented an automation system for the internal payment request flow, covering purchases from Business Units, reimbursements, and supplier registration, resulting in more agile and accurate financial management; - Developed an innovative solution for digital contract signing, streamlining the legal process and ensuring compliance and security; - Implemented a centralized system for employee management, integrating HR information with employee profiles in Office 365, facilitating human resources management and internal communication.