As the Tech Lead at Woovi, I played a pivotal role in establishing and scaling a fintech startup from its inception. My leadership and technical expertise were instrumental in creating and maintaining an advanced fintech platform that processed over 1 billion in transactions, with millions of operations handled daily. This was achieved through various solutions, including an online platform, APIs, plugins, mobile SDKs in multiple languages, e-commerce integrations, and a public REST API. Successful launch and scaling of the platform to 1 billion transactions, processing millions of transactions daily.Key Responsibilities:Led a team of developers in building and maintaining a comprehensive fintech platform from the ground up.Developed and integrated various payment solutions, including PIX instant payments, credit cards, and boletos, to enhance the payment experience.Designed and implemented a KYC flow for opening financial accounts, streamlining onboarding processes for companies and their representatives.Built a ledger accounting system to manage transactions, withdrawals, and refunds, mirroring traditional banking operations.Introduced cashback and giftback features, along with subscription charges with monthly and weekly recurrences.Created e-commerce integrations with major platforms like Magento 1 and 2, WooCommerce, Shopify, Nuvemshop, and Oracle Commerce.Developed and maintained a public REST API to facilitate merchant integrations.Played a key role in hiring and growing the development team, ensuring the acquisition of top talent and the cultivation of necessary skills.Implemented DevOps practices, including Docker containerization and robust CI/CD pipelines, across various cloud platforms.Enhanced system observability and performance insights using tools like Kibana and Metabase, and managed data using data lakes for comprehensive analysis and reporting.NodeJs, MongoDB, GraphQL, React and Relay Modern

At OpenPix, I started as a Software Developer and was later promoted to Tech Lead. OpenPix evolved from an HR startup to a platform that connects users' existing bank accounts with our system, providing enhanced payment reconciliation, reporting, and analytics to improve operational spending and product experience.Key Responsibilities:- Led the development team in transitioning from an HR-focused platform to a comprehensive fintech solution.- Developed and maintained the OpenPix platform, ensuring seamless integration with users' existing bank accounts.- Implemented robust payment reconciliation features, enabling users to manage and track their transactions efficiently.- Designed and developed detailed reporting and analytics tools, offering valuable insights into spending and financial operations.- Enhanced the overall user experience by incorporating advanced financial management features.Collaborated with cross-functional teams to ensure alignment with business goals and user needs.- Conducted code reviews and implemented best practices to maintain high-quality code standards.- Played a key role in scaling the platform to accommodate a growing user base and increasing transaction volumes.Achievements:- Successfully pivoted the company from an HR startup to a leading fintech platform.- Improved payment reconciliation processes, reducing errors and increasing efficiency for users.- Delivered comprehensive reporting and analytics features, providing users with actionable insights.- Enhanced the user experience, contributing to increased user satisfaction and engagement.Skills Gained:- Proficiency in full-stack development with a focus on backend technologies.- Strong leadership and team management skills.- Experience in developing fintech solutions and payment reconciliation systems.- Expertise in designing and implementing reporting and analytics tools.- Ability to collaborate effectively with cross-functional teams and stakeholders.

As a Tech Lead for Feedback House, I managed a remote team and was responsible for developing and maintaining various product modules. My role involved leveraging a range of technologies to build and enhance features such as Goals, Performance Evaluation, 1:1 meetings, PDI, 9Box, Internal Communication, Research, Call Channel, and Ombudsman.Key Responsibilities- Led a remote team of developers, ensuring effective communication, collaboration, and project management.- Developed and maintained key product modules, including Goals, Performance Evaluation, 1:1 meetings, PDI, 9Box, Internal Communication, Research, Call Channel, and Ombudsman.- Utilized technologies such as React, React Native, GraphQL, Relay Modern, Node.js, and MongoDB to build scalable and robust solutions.- Ensured high-quality code through code reviews, best practices, and continuous integration and delivery processes.- Collaborated with cross-functional teams to gather requirements, design solutions, and implement features that aligned with business goals.- Provided technical leadership and mentorship to team members, fostering a culture of continuous learning and improvement.Achievements:- Successfully managed a remote development team, maintaining productivity and achieving project milestones.- Delivered high-quality HR product modules that improved performance evaluation, communication, and overall user experience.- Implemented advanced technologies to enhance the scalability and performance of the HR product.- Streamlined development processes, resulting in more efficient and reliable product delivery.Skills Gained- Proficiency in remote team management and leadership.- Expertise in React, React Native, GraphQL, Relay Modern, Node.js, and MongoDB.- Strong problem-solving skills and attention to detail.- Experience in developing and maintaining complex HR product modules.- Ability to collaborate effectively with cross-functional teams and stakeholders.

As a Frontend Developer, I was responsible for the design, development, and maintenance of online and Point of Sale (POS) applications. Leveraging technologies such as C#, .NET, WPF, and AngularJS, NodeJs, React and React Native. I played a crucial role in delivering robust software solutions used by over 1000 physical stores across various merchant types, including gasoline stations, bakeries, supermarkets, and construction stores.Key Responsibilities:Developed, tested, and maintained high-quality online and POS applications using C#, .NET, WPF, and AngularJS.Collaborated with cross-functional teams to define, design, and implement new features, ensuring seamless integration and functionality.Ensured the performance, quality, and responsiveness of applications by identifying and resolving performance bottlenecks and bugs.Maintained code quality through rigorous testing, code reviews, and adherence to best practices and design patterns.Worked with external data sources and APIs to enhance application capabilities.Continuously researched and implemented new technologies and tools to improve development efficiency and application performance.Achievements:Successfully contributed to the deployment of applications used by more than 1000 physical stores, enhancing operational efficiency and user experience across various industries.Played a pivotal role in delivering solutions that catered to diverse merchant needs, including those of gasoline stations, bakeries, supermarkets, and construction stores.Streamlined the development process, resulting in reduced development time and increased application stability.Skills Gained:C#, .NET, WPF, and AngularJS, NodeJs, React, React Native.Strong problem-solving abilities and a keen eye for detail.Experience in developing and maintaining complex software systems.Ability to work effectively in a collaborative, fast-paced environment.Knowledge of software development principles, design patterns, best practices

As a Frontend Developer, I was instrumental in developing a white-label platform for e-commerce solutions. My work involved using AngularJS and Angular v.xx for the frontend, C# with .NET MVC and MySQL for the backend, ensuring a robust, scalable, and customizable platform for various e-commerce businesses.Key Responsibilities:Developed and maintained the white-label e-commerce platform using AngularJS and Angular v.xx for the frontend.Collaborated with backend developers to integrate MySQL database solutions, ensuring seamless data management and retrieval.Designed and implemented user-friendly interfaces and features to enhance the e-commerce experience for end-users.Ensured the platform's performance, scalability, and security through diligent coding practices and regular performance optimizations.Worked closely with stakeholders to gather requirements, provide technical insights, and deliver tailored solutions that met business needs.Conducted thorough testing and debugging to ensure the reliability and stability of the platform.Achievements:Successfully created a customizable white-label e-commerce platform, enabling various businesses to deploy tailored online stores quickly and efficiently.Improved user engagement and satisfaction by implementing intuitive and responsive frontend features.Enhanced the platform's performance and scalability, allowing it to handle increased traffic and data loads without compromising on speed or reliability.Skills Gained:Proficiency in AngularJS and Angular v.xx.Experience with MySQL database integration and management.Strong understanding of e-commerce platform requirements and best practices.Ability to design and implement scalable, high-performance web applications.Effective collaboration with cross-functional teams and stakeholders.Excellent problem-solving skills and attention to detail

Responsible for the development, implementation and maintenance of applications, such as web services, to integrate the ERP EMS Datasul. I have participated in several projects in different segments, such as finance, logistics and production.

As a Web Developer at ActionDev, I specialized in designing, developing, and maintaining advanced spent platforms and mobile applications using Xamarin. My role involved ensuring seamless integration and optimal performance of payment solutions, as well as creating intuitive and efficient mobile apps to enhance user experience.Responsibilities:- Web development.- Web app development.- Database analysis.- Marketing and digital content planning.- Software House projects.Skills:Proficiency in web development and web app creation.Expertise in database analysis.Strong marketing and digital content planning abilities.Experience in managing freelance projects.

In my role, I was responsible for the comprehensive management of product registration and updates on our e-commerce platform, including maintaining accurate inventory spreadsheets and generating detailed registration reports. I handled image processing using Adobe Photoshop CS6 to ensure high-quality visuals and conducted product comparisons with Buscapé to stay competitive. I also oversaw the implementation of new product launches and developed marketing plans to drive sales. Additionally, I managed customer interactions through the Reclame Aqui portal, responding to inquiries and resolving issues by collaborating with relevant departments. I provided step-by-step instructions to ensure consistency in customer information and offered suggestions to improve both our website and telemarketing processes based on feedback. Throughout these tasks, I maintained regular reporting to management to ensure alignment with company goals.Stack: Adobe Photoshop CS6, HTML, CSS, JS, C# .NET, SqlServer

I worked as a classroom monitor, helping students with questions regarding the courses offered by the company. I carried out repairs and maintenance of the computer lab, and controlled student records, among other tasks.I was also responsible for maintaining the student management platform, maintaining existing courses in Java and institutional websites with HTML, CSS, and JS.