Software engineer

Wellhub is a global corporate wellness platform, present in more than 12 countries, connecting employees to gyms, therapy, nutrition, mindfulness, and sleep through a single subscription. I joined the Billing, Payment and Fraud team, responsible for the all the payment and billing experience that serves the entire business, processing millions of transactions for users and companies worldwide. Our focus is to deliver efficient checkout, billing and account management solutions, ensuring optimized conversion and scalability to support global growth.

• I was responsible for implementing a new unified purchasing flow so that the main user and their family members comply with the company's new guidelines (All must use the same payment method as default and use the same backup).
• I worked at BR Tax Reform initiative with the goal of collect new personal information from users required by the new Brazilian payment law reform.
• I was responsible for analyzing and reducing the use of unnecessary infrastructure resources.

Stone is one of the biggest payments and finance companies in Brazil and Latin America. It offers payments and banking services to other big companies, so there are millions of users using its systems every day. I'm part of the platform and experience team.

• I created security automation systems to validate and protect the company's intellectual property such as Codes, Assets and important services.
• I created new products for engineering teams including applications to facilitate the analyzing, granting, revoking and auditing the access to company assets.
• I did code refactoring and performance improvements in several legacy applications using good practices such as Clean Code, Clean Architecture, Design Patterns and SOLID.

Pagar.me is one of the biggest payments and finance companies in Brazil. I was responsible for all the entire reading layer, for making performance improvements, code refactoring and attacking technical debts in several applications and services, working horizontally with all the company's teams.

• I created a new reading layer model based on an event architecture using queue technologies that increased the performance by 30%, reduced operational cost and brought more reliability and consistency in storage data.
• I created important payments solutions that brought more clients and money to the company such as payment split, finance reports and dashboards, transfer security validations and authorization services.
• I did code refactoring and performance improvements in several legacy applications using good practices such as Clean Code, Clean Architecture, Design Patterns and SOLID.

Mais Retorno is a financial market and education company. It offers many tools for investors. I was responsible for planning, developing and improving new tools and products for the financial market, for fixing bugs and for helping my coworkers.

• I built new and complex tools for the financial market that brought more clients and money to the company such as the assets and funds comparator, income simulator, fund tracker, fund and stock sheets, government bonds and direct treasury.
• I created a complete recurring subscription system so that members can have access to private financial tools, exclusive benefits and the company has a recurring monthly income.
• I did performance, SEO, accessibility, design and code refactoring in several web applications and services using good practices such as Clean Code, Clean Architecture, Design Patterns and SOLID.