# Carlos Millet > Software Engineering | Web Development | Project Management Location: New York, New York, United States Profile: https://flows.cv/carlosmillet I am a Software Engineer with diverse skills in web development, project management, product design and copywriting. I have a Bachelor's degree in Communication and Marketing and over 5 years experience managing my own project and development team. Passionate about building web interfaces, structuring well-documented APIs and contributing regularly with new features and solutions, I am looking to improve my skills and learn technologies to become a Staff Software Engineer. ## Work Experience ### Software Engineer @ Hive Jan 2024 – Present | New York, United States Delivered third-party integrations with QuickBooks and Xero, enabling clients to centralize invoicing and CRM workflows in Hive; added the Zoom AI Summary integration with Hive Notes and enhanced existing Salesforce connectors with two-way field sync. Applied advanced GraphQL and React patterns to improve scalability and responsiveness when handling high-volume project data. Led key migrations, including upgrading the MongoDB driver to v6 and Storybook to v9, improving platform stability, developer productivity, and compatibility with modern tooling. Managed marketplace review and compliance processes for Microsoft AppSource and Intuit QuickBooks App Store, ensuring successful approvals and timely release of Hive integrations. Collaborated with engineers and cross-functional teams to strengthen best practices, refine development workflows, and foster a culture of continuous improvement. ### Software Engineer @ Avenue Code Jan 2023 – Jan 2024 Managed and optimized a NodeJS server by implementing new routes and methods, migrating validation schemas from JSON validator to Joi and applying role-based access control, resulting in improved security and scalability. Developed scripts to efficiently backfill non-relational databases, ensuring seamless replication of schema changes and minimizing downtime. Constructed and maintained scripts to generate a variety of reports for end users and internal stakeholders, facilitating data-driven decision-making and business analysis. Implemented advanced form features in a React App, including conditional rendering, custom validation, and versioning, to improve the user experience and streamline data input processes. Upgraded state management structure, transitioning from Redux to React Query, resulting in improved performance and maintainability of frontend applications. Enhanced testing coverage, introducing unit tests for API methods and frontend helper functions using Jest, and implementing end-to-end tests with Cypress, improving overall code quality and reliability. Designed custom and responsive layouts utilizing CSS variables, grids, media queries, and flex boxes, ensuring optimal user experience across various devices and screen sizes. ### Software Engineer @ Crédito One Jan 2019 – Jan 2023 | Rio de Janeiro, Brasil Drove a digital transformation, structuring and managing a brand new product and web application. Developed a stable and maintainable application using a NextJS 12 and Typescript stack. Led a team to develop a full stack project using Strapi, MongoDB, NodeJS and ReactJS, enabling digital contracts and payments for over 60% of the company's portfolio. Collaborated with consultants to connect external services and improve security, liability and overall quality. Adopted modern ways of working with productivity tools such as ChatGPT and Github Copilot. Delivered several dynamic websites using NextJS and Prisma, as well as static landing pages using tools such as Webflow. Built data streams using Google tools such as Sheets, Apps Script, Google BigQuery and Data Studio for reporting dashboards. Connect client and server side with Google Analytics and Meta Business for marketing improvements, reducing the CPC in 42%. ### Frontend Developer @ Provider IT Jan 2022 – Jan 2023 Worked in a team-based structure and provided hands-on consulting to design and product teams. Developed responsive interfaces for new features, incorporating advanced form interactions with deep validations. Troubleshot features to enhance the user experience with advanced error handling, loading states, and custom inputs. Created a lightweight component library for a new layout release with Typescript and Styled components. Implemented server routes, controllers, and a database for notification services based on iOT data. ## Education ### Bacharelado in Comunicação e Marketing Centro Universitário IBMR Jan 2020 – Jan 2024 ### Bacharelado in Engenharia de Produção Cefet/RJ - Centro Federal de Educação Tecnológica Celso Suckow da Fonseca Jan 2016 – Jan 2019 ### Ensino Médio Colégio e Curso pH Jan 2013 – Jan 2015 ### Master of Science - MS in Computer Science Harrisburg University of Science and Technology Jan 2026 ## Contact & Social - LinkedIn: https://linkedin.com/in/cadumillet - Website: https://www.behance.net/cadumillet - GitHub: https://github.com/cadumillet --- Source: https://flows.cv/carlosmillet JSON Resume: https://flows.cv/carlosmillet/resume.json Last updated: 2026-03-23