I'm a front-end developer passionate about learning and experimenting with new frameworks. My main expertise lies in React and TypeScript, and I'm always eager to take on new challenges. I'm looking for collaborative teams that solve real-world problems and focus on building impactful products — not just writing code.

Cleo Souza Lima

I'm a front-end developer passionate about learning and experimenting with new frameworks. My main expertise lies in React and TypeScript, and I'm always eager to take on new challenges. I'm looking for collaborative teams that solve real-world problems and focus on building impactful products — not just writing code.

Available to hire

I’m a front-end developer passionate about learning and experimenting with new frameworks. My main expertise lies in React and TypeScript, and I’m always eager to take on new challenges.
I’m looking for collaborative teams that solve real-world problems and focus on building impactful products — not just writing code.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Intermediate

Language

Portuguese
Fluent
English
Advanced

Work Experience

Software Engineer at Mercado Livre
September 1, 2024 - Present
Developing and implementing front-end solutions and features, building reusable UI components with React, TypeScript, HTML, CSS, Styled Components. Colaborated with backend teams to define and adjust API contracts and ensure efficient API integration with REST. Wrote unit tests with Jest (TDD) and contributed to CI/CD processes. Used design tools (Figma) to translate design requirements into technical solutions. Set up and used monitoring tools such as Kibana and Datadog. Explored Cursor AI-powered code editor to accelerate development and reduce technical debt.
Software Engineer at Mercado Livre
September 1, 2024 - Present
Developing and maintaining front-end solutions with React/TypeScript, integrating with REST APIs, and collaborating with back-end teams to define API contracts. Translating design requirements into technical solutions with Figma, maintaining code quality through CI/CD, SOLID, TDD, and unit testing. Participating in the SDLC with agile methodologies (Scrum/Kanban) and using Jira. Working in a remote team setup with occasional on-site coordination in Rio de Janeiro, Brazil.
Software Developer at Grupo Boticário
June 30, 2024 - October 1, 2025
Developing and implementing new front-end solutions and features, creating reusable components with React, TypeScript, HTML, CSS/Styled Components. Designing and building efficient, responsive user interfaces. Collaborating with design and product teams (Figma) to translate requirements into technical solutions. Working with Node.js and TypeScript on back-end functionalities, ensuring integration with REST APIs. Participated in the full software development lifecycle within an Agile environment (Scrum/Kanban) using Jira (Kanbanize). Ensured code quality through CI/CD, SOLID principles, TDD, and unit testing (Jest/React Testing Library). Set up monitoring with Kibana and Datadog to improve reliability and rapid issue detection.
Software Developer at Grupo Boticário
June 1, 2024 - September 19, 2025
Developing and implementing new front-end solutions and features, creating reusable front-end code and components. Designing and building efficient, responsive user interfaces using React, HTML, CSS/Styled Components. Implementing and maintaining back-end functionalities using Node.js and TypeScript, ensuring integration with REST APIs. Participating in the software development lifecycle using agile methodologies (Scrum/Kanban) and tools such as Jira (Kanbanize used). Ensuring code quality through CI/CD practices, SOLID principles, TDD, and unit tests. Collaborating with design and product teams using Figma to translate design requirements into technical solutions. Using Git for version control and efficient collaboration. Ensuring appropriate scope and size for incremental value delivery, aligned with the overall product architecture.
Software Engineer at Gamers Club
May 31, 2023 - October 1, 2025
Maintained and updated the company's website, implementing new features and developing front-end experiences for the gaming community. Built features using React, Next.js, TypeScript, JavaScript, HTML, CSS/SCSS, and Styled Components; integrated with REST APIs and design system; ensured accessibility and responsive design. Collaborated with designers in Figma to translate requirements into cohesive UI. Implemented unit tests with Jest following TDD and SOLID principles. Participated in CI/CD workflows with Docker containers; coordinated with product and design teams to deliver incremental value. Contributed to a more inclusive user experience to promote female perspectives on the MultiGaming platform.
Software Engineer at Gamers Club
May 1, 2023 - September 19, 2025
Maintaining, updating, implementing new features, and developing websites for the company’s clients. Technologies: React, Next.js, TypeScript, JavaScript, HTML, CSS, SCSS, Styled Components, REST API, Docker. Implemented unit tests with Jest, following TDD and SOLID principles. Collaborated with design and product teams using Figma; participated in CI/CD processes to ensure continuous deployment and efficient integrations.
Intern - Front-End Developer at BitSeguros
September 30, 2020 - October 1, 2025
Maintained and updated client websites; worked with Angular, JavaScript, SQL; used Git; contributed to email marketing campaigns; supervised by internship mentor.
Internship - Front-End Developer at BitSeguros
September 1, 2020 - September 19, 2025
Maintained and updated websites for clients, implemented new features, and contributed to email marketing campaigns. Technologies: Angular, JavaScript, SQL, Git. Mentored during internship and supported ongoing website improvements.
Intern - Front-End Developer at Segure.me
May 31, 2019 - October 1, 2025
Maintained and updated the company website to ensure the best user experience; utilized Pipedrive and MailChimp for campaigns.
Internship - Front-End Developer at Segure.me
May 1, 2019 - September 19, 2025
Maintained and updated the company website to ensure the best user experience. Provided clear information about products and offers on the landing page. Technologies: JavaScript, Pipedrive, MailChimp.

Education

Bachelor's at FIAP SP
March 1, 2018 - December 1, 2023
Associate's Degree at UVA RJ
March 1, 2016 - December 1, 2017
Bachelor's at UFRJ
March 1, 2013 - September 19, 2025
Technical Degree at CEFET RJ
March 1, 2011 - December 1, 2013
Post-Graduate at PUC-Rio
March 1, 2024 - March 1, 2025
Bachelor's - Information Systems at FIAP SP
March 1, 2018 - December 1, 2023
Associate's Degree - Interior Design at UVA RJ
March 1, 2016 - December 1, 2017
Bachelor's - Physics (Incomplete) at UFRJ
March 1, 2013 - October 1, 2025
Technical Degree - Electronics at CEFET RJ
March 1, 2011 - December 1, 2013
Post-Graduate - FullStack Development at PUC-Rio
March 1, 2024 - March 1, 2025

Qualifications

Post-Graduate - FullStack Development
March 1, 2024 - March 1, 2025

Industry Experience

Software & Internet, Gaming, Retail