Jan 2023 – Jul 2024 · 1 yr 6 mos · Palo Alto, California, United States · Remote

• Web3 Pro is a SaaS NFT platform to handle NFT collections for big brands, such as Lamborghini and Ducati.
• Engineered scalable React.js and Next.js applications, boosting user engagement by 35% and reducing load times by 40% across Web3 Pro’s suite of blockchain-based applications, serving 50,000 users on a white-label marketplace.
• Architected and implemented a seamless API integration between front-end and back-end systems, enhancing data retrieval efficiency by 50%.
• Worked in a cross-functional team to increase customer satisfaction by delivering over 35 new features.
• Achieved 90% unit test coverage and optimized code quality through thorough testing and code reviews.
• Guided a group of five junior and mid-level developers, assisting in their advancement into senior positions within the organization.
• Technologies:
• Next.js
• Next Auth
• React.js
• Typescript
• Node.js
• Wagmi + Viem
• Web3.js
• Metamask
• Auth0
• React Query
• Formik
• Ant Design
• Jest
• REST API
• AWS, S3
• SCRUM
• Figma

Mar 2022 – Jan 2023 · 10 mos · New York, United States · Remote

• I was assigned as a Senior Frontend Developer in a project about an advertising platform.
• Achievements:
• Helped with decisions about the initial boilerplate, architecture, and technologies for the Front-end code
• Creation of dozens of React.js components
• Integration with third-party services such as AWS Amplify and S3
• Hands-on with complex logic and dynamic forms
• Implementation of in-detail unit testing using Jest and Testing Library
• Great communication with the team
• Code reviews and constructive feedback about the code
• Technologies:
• React
• React Query
• React Router
• Formik
• React Material-UI, Ant Design
• Jest + Testing Library
• REST API
• AWS, S3, AWS Amplify
• SCRUM
• Figma
• 100% remote

Jul 2020 – Feb 2022 · 1 yr 7 mos · Brazil · Remote

• Senior Frontend Developer assigned to the Worker Dashboard (Portal do Trabalhador), which is a company about benefit cards with millions of users in Brazil.
• Achievements:
• Creation from scratch, deploy to production and maintenance of the new platform
• Implementation of the Storybook
• Creation of 70+ clean and modularized components with React.js, for example, spinners, error handling, toasts, modals, form validations, ReCaptcha, maps, calendars, carousel, etc.
• Integration with third-party services as Firebase, Google Maps, Google Tag Manager, and Dynatrace.
• Transformed UI design to responsive code with pixel-perfect detail
• Implementation of business logic based on user expectations
• Implementation of in-detail unit testing using Jest and Testing Library with more than 80% of coverage
• Migration of the code from plain JavaScript to TypeScript
• Great communication with the team
• Code reviews and constructive feedback about the code
• Technologies:
• React + Redux-Saga
• React Router
• React Hook Form
• React Material-UI
• TypeScript
• Styled components
• Webpack
• Atomic Design
• Storybook
• Jest + Testing Library
• Jenkins
• RESTful API consumption
• Firebase, Google Maps, Google Tag Manager, Dynatrace
• SCRUM
• Adobe XD
• 100% remote

Mar 2019 – Dec 2019 · 9 mos · Remote, Brazil

• Senior Frontend Developer assigned to the eMasters platform, which is a project that allows small customers to create and manage tournaments related to e-Sports.
• Achievements:
• Creation and idealization of new features
• Creation of the PWA version of the product
• Excellent communication in a fast-paced startup
• Constant brainstorming with the team
• Code reviews
• Documentation
• Technologies:
• React + Redux Thunk
• JavaScript
• Styled components
• Webpack
• Next.js
• PWA (Progressive Web Apps)
• AWS (Serverless, DynamoDB, Cognito, Firebase)
• RESTful API consumption
• SCRUM
• Figma
• 100% remote

Sep 2018 – Feb 2019 · 5 mos · Remote, Brazil

• Fullstack Developer assigned to The Martec platform, which at the time was a company facilitating the hiring process for the Australian market.
• Achievements:
• Creation and idealization of new features
• Constant brainstorming with the team
• Ability to deal with complex tasks and legacy code
• Technologies:
• JavaScript
• HTML + CSS
• JQuery
• PHP
• MySQL
• Invision
• 100% remote

Apr 2018 – Jul 2020 · 2 yrs 3 mos · Remote, Brazil

• Freelancing as a Senior Frontend and Fullstack Developer for small companies and private clients with all kinds of needs. I built dashboards, websites, e-commerce, small products, quizzes, etc.
• Achievements:
• Creation and delivery of projects based on clients ideas and suggestions based on my experience
• Excellent communication during all the relationships with clients
• Good deadline management
• Good self-management skills
• Technologies:
• React + Redux
• HTML + CSS
• JavaScript
• JQuery
• WordPress
• OpenCart
• JavaScript
• Node.js
• PHP
• MyQSL
• MongoDB
• JavaScript
• Figma
• Hosting services
• 100% remote

Nov 2017 – Apr 2018 · 5 mos · Sorocaba, São Paulo, Brazil

• BURH is a job platform that makes the best match between candidates and companies. There is no fee involved on the candidate side.
• Achievements:
• Creation and idealization of new features
• Capable of learning fastly new tools and concepts
• Technologies:
• Ractive.js
• JavaScript
• CSS
• HTML
• Presential

Nov 2016 – Jul 2017 · 8 mos · Sorocaba, São Paulo, Brazil

• Full Stack Developer assigned to the Nutror platform. Eduzz is a platform that facilitates the process of people selling their digital products and courses. Nutror is the platform that handles video classes and media content.
• Achievements:
• Creation of new features (backend and frontend)
• Capable of dealing with complex tasks and legacy code
• Capable of switching fastly between tasks in a fast-paced environment
• Documentation
• Technologies:
• PHP
• MySQL / SQL Server
• JavaScript
• CSS
• HTML
• Presential

Aug 2015 – Nov 2016 · 1 yr 3 mos · Sorocaba, São Paulo, Brazil

• As a Frontend Developer in this web agency, I created responsive websites, e-commerce, emails marketing, landing pages, and web platforms.
• Technologies:
• JavaScript
• CSS
• HTML
• Bootstrap
• PHP
• Photoshop
• WordPress
• OpenCart
• MySQL
• Presential

Apr 2015 – Jul 2015 · 3 mos · Sorocaba, São Paulo, Brazil

• As a Software Developer in AATAG, I built a desktop application to manage the needs of a nightclub and two websites for this company.
• Achievements:
• Built a desktop application using C# and ASP.Net
• Built two websites for this company using WordPress
• Technologies:
• WordPress
• C# Windows Forms
• ASP.Net MVC 4 (Razor)
• HTML
• CSS
• Presential

Jan 2014 – Dec 2014 · 11 mos · Remote, Brazil

• Freelancing as a Software Developer for private clients. I built websites and a desktop application to manage a psychiatric clinic.
• Achievements:
• Built a desktop application using C# to manage a psychiatric clinic
• Built websites using WordPress
• Creation and delivery of projects based on clients requirements
• Excellent communication during all the relationships with clients
• Technologies:
• C#
• PHP
• HTML
• JavaScript
• CSS
• Jquery
• WordPress
• OpenCart
• Crystal Reports
• MySQL
• 100% remote

Aug 2011 – Nov 2013 · 2 yrs 3 mos · Sorocaba, São Paulo, Brazil

• As a System Analyst, I built web and desktop tools to support the company. It is a big company that sells products for the automation industry.
• Achievements:
• Supporting hardware and software for internal users
• Built a web app tool to manage the products of the company using PHP, Jquery, HTML, and CSS
• Built a desktop tool using C# to manage the warehouse stock
• Built a desktop tool using C# to control and close the ERP client when it’s idle
• Maintenance in Linux Server
• Maintenance and support in ERP System
• A quick answer to problems
• Technologies:
• C#
• PHP
• HTML
• CSS
• Oracle DB
• Crystal Reports
• Linux
• Presential

Mar 2011 – Jun 2011 · 3 mos · São Paulo, Brazil

• As apprenticeship, I developed a tool to manage the business needs and participated in some vulnerability analysis.
• Achievements:
• Built a web app using ASP.Net and C# to manage the client projects
• Participated in vulnerability analysis and pentest
• Researching and internal support about security and related tools like Wireshark and Burp Suite
• Technologies:
• C
• Assembly
• ASP.Net
• Malware analysis
• Burp Suite
• Wireshark
• Presential

Sep 2010 – Feb 2011 · 5 mos · Sorocaba, São Paulo, Brazil

• Apprenticeship in a software house
• Achievements:
• Help to create small features and bug analysis using C# and ASP.Net
• Constant communication with my mentor to receive constructive feedback
• Technologies:
• .Net
• C#
• ASP.Net
• Presential