Responsible for the teams that take care of POS applications (C and C++), Core backend (Java and GoLang), Mobile devices management (React + GoLang and some other stuff). Solutions developed to differents kinds of markets on differents countries (Brazil, Argentina, Mexico, etc.)Started an initiative to track the users actions on our terminals giving us the chance to act before a problem happens on production. These data are being used to feed a bunch of analysis to explore improvements on baterry usage, best SIM cards for an especific region, etc. The SIM card's initiative by itself, for example, is being responsible for a signal improvement in order of 2.6x.In charge of a team with 65+ developers, managers I and II across Latin America.

On Mercado Pago, Mercado Livre's Fintech initiative, was responsible for the backends that supports POS terminals functionalities and integrations with others API's across the company.Growing from a team with 6 to 15 developers, started in charge of the invoicing backends of a new product thought to address the small business point of sale's necessities and after absorbed two more initiatives: all the middleware for terminals functionalities and the a mobile device manager (MDM) to manage the payment devices of all kind (SmartPOS, POS and mPOS), leading a breaking change on the way the company toke care of updates, device management, etc. With a patch update initiative the company could save 30mi+ USD, basically 2mi USD per month.Tech stack with Java, GoLang, some development with Electron JS to manage physical appliances, relational and non-relational databases compound the solutions provided by our team.

Responsible for the horizontal development of the Digital Channels area, focusing on innovation, quality and performance. Introducing Cloud concepts using Amazon Web Services (AWS). Backend with technologies like Java, NodeJS. Frontend with technologies like Angular 4, sass, web components (polymer).Acting as the Technical Lead in the Release Train (RT Servir) responsible for the client's logged area and everything related to their post accreditation relationship, which has more than 10 multidisciplinary Squads touching Mobile, Web, Big Data, Analitics , etc.Direct (functional) and technological coordination (Agile Release Train) of a team of more than 50 collaborators (between developers and technical leaders).

Tech Lead in a development squad responsible for the creation of software solutions to the digital channels area.Using Java as the base language, with the more advanced concepts of the language (Java 8, Spring Boot, Spring Data, Spring Security, JUnit 5, Mockito, etc) in the creation of REST API's to communicate with satellite areas.Creation of architectures to solutions based on microservices. Resilient, lean, focusing os best practices.Responsible for the Control Rede project, card sales reconciliation platform, currently with 5k+ clients, and scaleable until 40k+ clients. AWS archtecture, using the most advanced tools on cloud context.

Development of new features and support to Credit Card Authorization and Processing systems; using ISO-8583 pattern supported by JPos Framework; Critical environment deployment with high avalability needed; Integration with MasterCard and ELO (Brazilian) brands.Creation of AngularJS and Ruby on Rails single page app to automate manual activities needed before; Java REST API's with Spring Boot, Spring Data and Spring Data REST with the HATEOAS paradigm.