Joined as the company's first senior developer. Built the entire technical stack from scratch: front-end, back-end, DevOps, and cloud infrastructure. Progressed to Tech Lead, now driving AI adoption across engineering workflows and leading the team that processes millions in financial transactions. AI Engineering Operations: Introduced AI-powered workflows across the engineering team: • Code reviews reduced from 1h to under 15 minutes per PR • Feature delivery 4x faster (from 30-day plans to 7-day execution) • Incident resolution reduced from 3+ hours to 30 minutes • Implemented spec-driven development with AI-generated RFCs on Harness • Built AI-assisted incident resolution integrated with GitHub Enterprise-Grade Security: Implemented user authentication via Amazon Cognito with OAuth2 and Multi-Factor Authentication (MFA), resulting in zero security incidents post-launch. Introduced an API key system following OAuth2 standards, aligning with practices adopted by the majority of the financial industry. PIX Infrastructure Overhaul: Re-architected the PIX payment processing system, which supports over 70% of the company's revenue, to improve reliability, scalability, and eliminate single-provider dependencies. In just 90 days, the upgraded infrastructure handled over 8 million BRL in transactions. Team Growth & Agile Acceleration: Scaled the development team by 2x and introduced agile methodologies with continuous integration/deployment (CI/CD).

• Lead a team of 5 developers using agile methodologies, delivering the payment solutions and the company’s Backoffice platform. • Developed and implemented a multitenant system, reducing initial project costs by 75% and enabling future scalability. • Migrated the blockchain infrastructure to AWS, reducing infrastructure-related incidents by 90%. • Developed 2 API integrations for the payment system, including the Hathor blockchain with HSM. • Provide critical support for the Pix operation, which generates >80% of company revenue, prioritizing stability, and uptime.

Building AI-powered products and MVPs. W3DU combines technical expertise with artificial intelligence to launch products from zero. • Orça Comigo: finance management app for couples. R$280,000+ managed across 1,100+ transactions by real users. • Bolão Revelação (BabyPool): gender reveal betting platform. MVP generated R$1,200+ in revenue with 50+ bets in the first round.

Led a team of 4 developers, driving successful project deliveries through effective team management and agile practices. Integrated API solutions for chat, video conferencing, and payment processing with Stripe. Trained 3 Junior developers into intermediate level during the first phase of the project.

Blockscout blockchain data analysis system maintenance. • AWS management (EC2,RDS,Lambda,IAM, Route53, CloudWatch, API Gateway) with Terraform. • Deploy of Elastic observability stack: Elasticsearch, Logstash and Kibana(ELK Stack). • Deploy of the Grafana monitoring tool. • Participation in the creation of disaster and recovery plan and business continuity plan. • Deploying serverless functions using serverless framework.

Worked on short-term Web3 projects during transition into fintech. Full-stack blockchain development: DApps with React, Node.js, and Solidity (BlockBr). Token engineering: ERC20 game and governance tokens, deployed smart contracts with Hardhat, integrated with Uniswap Router (Mentora). NFT staking platform: frontend with React, Next.js, TypeScript. Implemented design system and code standards with ESLint + Prettier (NFTFY).

- Restructured our consulting & development services and sectors & positions, aligning them better to the market; - Leding the largest project in the history of Crypto Jr. This project worth 50% more than the official revenue goal for the whole year. This was also the all-time record capitalization at any given time in Crypto's history; - Leding the biggest team in the company with 9 members.

Leader of the hosting tower for the Basic Metals mines in the North corridor. Conducting projects to increase security and availability to the business. Acting in the IT / OT integration program. Responsible for maintaining the infrastructure environment: Windows Server, Virtualization, Backup, CyberSecurity.

Outsource at Northeast Brazilian Bank. Managing critical finance systems hosted on Windows Servers family 2k - 2k19, supporting infrastructure services as AD, GPO, DNS, DHCP, FS, DFS, IIS, HIS, Components, NLB, HA, Clustering and backup. Maintaining virtualized environments with Hyper-V and VMWare and automating tasks using powershell.

Managing the infrastructure services: Image Deployment with MDT. Monitoring, patching, backup and antivirus using cloud-based solutions. Windows Update management and troubleshooting. Taking part of antivirus migration process. Improving automatizated tasks using powershell.

Implementation and administration of Infrastructure services using IBM Bladecenter and Dell servers, Citrix NetScaler, Exchange Servers, Windows Server Services, Hyper-V and VMware. Improving the Security Level using Kaspersky Technologies. Improving the Service Desk experience with tasks automatization by scripts. Supporting the develop team with IIS, Web Service, Jboss, Tomcat Technologies.