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Professional Picture 2 of Wallace Ferreira

Wallace Ferreira

Frontend Engineer · React & Next.js · TypeScript

About me

I'm a Frontend Engineer with over 6 years of experience specialized in building scalable, performant, and accessible web products with React, Next.js, and TypeScript.

My experience includes leading frontend design, development and now working for AI-assisted customer platforms and global commerce solutions, serving over 800 clients worldwide.

Passionate about product-oriented environments, I focus on architecture, UX, and quality to deliver impactful results.

Currently seeking international roles to contribute to high-quality digital products and grow my engineering skills.

My professional values

  • Delivering high-quality software through clean architecture, thorough testing, and disciplined code review.

  • Shipping solutions quickly and iteratively while maintaining quality and architectural integrity.

  • Comfortable across the full stack — from domain modeling and APIs to UI, accessibility, and performance.

  • Clear communication with teammates and stakeholders to align expectations and deliver with confidence.

  • Frontend Software Engineer

    FDTE - Fundação para o Desenvolvimento Tecnológico da EngenhariaOct 2024 - Present (1 year 8 months)
    São Paulo, BrazilFull-timeHybrid
    • Built and evolved frontend solutions for internal operations, AI-powered customer experiences, and Shopify-based commerce products.
    • Owned the frontend implementation of an internal timesheet platform, contributing to architecture decisions, scalability, and product foundations for future ERP evolution.
    • Developed an embeddable AI assistant widget for a golf revenue management platform serving over 800 golf courses, collaborating with an international team.
    • Worked across sprint and Kanban environments with a focus on performance, accessibility, security, and maintainable frontend architecture.
    • TypeScript
    • React

  • Frontend Software Engineer

    GalaxiesOct 2023 - Dec 2023 (2 months)
    São Paulo, BrazilFull-timeOn-site
    • Developed a game research and data intelligence platform focused on making insights more accessible and actionable.
    • Rebuilt a back-office page from scratch to support dynamic question creation for synthetic research form workflows.
    • Adapted the product for mobile devices, improving usability across different screen sizes.
    • Enhanced the overall user experience through better interfaces and more intuitive user flows.
    • TypeScript
    • React

  • Fullstack Software Engineer

    WESF IT ServicesSep 2023 - Apr 2024 (7 months)
    São Paulo, BrazilFull-timeOn-site
    • Engineered a B2B e-commerce platform for construction materials, taking the product from planning to delivery.
    • Built scalable frontend and backend solutions aligned with brand consistency and regional sales requirements.
    • Designed and implemented RESTful APIs applying DDD and Clean Architecture principles.
    • Owned the frontend development of a phone management and VoIP portal with ACL-based permissions.
    • Improved usability and maintainability across key user journeys in a Kanban-based delivery environment.
    • TypeScript
    • React

  • Frontend Software Engineer

    FDTE - Fundação para o Desenvolvimento Tecnológico da EngenhariaMar 2020 - May 2023 (3 years 2 months)
    São Paulo, BrazilFull-timeHybrid
    • Contributed to complex web platforms involving custom forms, workflow management, and operational systems.
    • Built frontend solutions for a public bidding evaluation platform with advanced forms, file uploads, and browser-based document handling.
    • Architected the frontend foundation and design system for an e-commerce platform, improving structure, consistency, and maintainability.
    • Strengthened engineering quality through CI/CD practices, end-to-end testing, and cross-team collaboration.
    • Created a public open-source MQTT/WebSocket library and mentored junior developers.
    • TypeScript
    • React
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Access my resume to discover exclusive details about my projects, achievements and technical skills.

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