Cássio Freitas

I love crafting products that connect with users and inspiring the next generation of tech enthusiasts. Let me share a bit about my journey so far.

CI&T

Senior Software Engineer

INDITEX (SPAIN) - 2024 - I am responsible for designing and developing high-performance components in a React-based web application focused on product sustainability. This app connects auditors and suppliers to address critical areas such as wastewater management, chemical safety, and energy consumption, directly supporting the sustainability of raw materials. In this role, I work primarily with React, Redux, and React Query, integrating feature flagging with Growthbook and testing through Jest. My responsibilities include creating new, high-performance components and ensuring seamless micro frontend integration with Java Spring APIs.

Metyis

Software Engineer

HUGO BOSS (PORTUGAL) - 2024 - I was responsible for designing and developing the frontend architecture of an internal cross-department tool using Next.js, React, and TypeScript. My work involved creating the entire user interface and experience from scratch using Material UI and Figma. I also focused on integrating the frontend with backend REST APIs, working closely with the backend team to ensure seamless data flow and functionality. The project aimed to automate translation requests using AI, optimising workflows across various departments. My contribution involved enhancing performance, implementing responsive designs, and ensuring a scalable codebase.

EQUANS Powered by AI (SWITZERLAND) - 2023 - In this project, I worked closely with the infrastructure team to create the frontend architecture and collaborating with the design team to develop user interfaces using Next.js 14 form scratch. Additionally, I was involved in integrating process between frontend and backend by Rest API.

Agap2IT

Software Developer

TOMMY HILFIGER & CALVIN KLEIN (NETHERLANDS) - 2022/2023 - I worked on the frontend B2B e-commerce using ReactJS and Redux. My tasks included creating and optimizing interfaces, unit tests, and storybooks. Additionally, I connected the components with GraphQL API layer to ensure seamless communication. On the backend, my focus was on developing and improving the API using NodeJS, aiming to enhance its performance and functionality.

AMBISIG (PORTUGAL) - 2021/2022 - I worked on developing React components and integrating the Rest API of the Portuguese Government's Traffic Offense System with external services such as Google API. My objective was to develop scalable and testable code from scratch.

Blend Euro

Full Stack Developer

YPÊ (PORTUGAL) - 2021 - I worked on developing NextJs (ReactJS) projects on the frontend and Express (NodeJS) on the backend, integrating them with AWS and Salesforce services.

Musique