Felipe Bittencourt Barroso Toledo
Verified Expert in Engineering
Web Developer
Belo Horizonte - State of Minas Gerais, Brazil
Toptal member since December 20, 2016
Felipe is a creative and focused developer who has previously worked as a member of the IT team at the HNI Corporation for eight years, delivering high-quality and innovative work on time. He also has a bachelor's degree in graphic and interaction design. Felipe joined Toptal to seek out challenging opportunities where a high standard for coding solutions is needed.
Portfolio
Experience
- HTML - 15 years
- JavaScript - 10 years
- Front-end Development - 10 years
- CSS - 10 years
- Lighthouse - 5 years
- A/B Testing - 5 years
- Figma to HTML - 5 years
- Core Web Vitals - 5 years
Preferred Environment
Windows, MacOS
The most amazing...
...project I've worked on was a responsive GPS-based mobile app that helps people know where mosquitoes are mostly found, generating a dynamic country-based map.
Work Experience
Senior Front-end Engineer
Toptal
- Applied technical precision, strict design fidelity, and conversion awareness, ensuring fast load times, accessibility compliance, strong visual hierarchy, and frictionless user journeys.
- Created high-converting, pixel-perfect marketing landing pages optimized for performance, accessibility, and measurable growth.
- Stayed current with emerging technologies and industry trends and applied them to day-to-day activities.
- Maintained a super clean, high-quality, scalable codebase.
Senior Full-stack Front-end Developer
Procter & Gamble
- Developed promotional product websites for Gleem (www.gleem.com) and Arc (https://arcsmile.com) from the design phase to delivery. These websites ran the BigCommerce eCommerce tool and I used the BigCommerce Stencil to run the store locally.
- Tracked and fixed bugs using Trello as a reporting tool.
- Launched successfully, the buying process was easy to use, and the client was pleased with the product high selling numbers.
Web Developer | Web Designer
HNI Corporation
- Created reusable, cross-browser responsive platforms.
- Developed mobile apps to achieve multiple user types on a website organization.
- Crafted a brand new look and feel, also the code for how the public portals go to the market.
- Built a new version of a website applying usability rules and tests.
- Created portals from scratch using new web trends.
- Wrote HTML/CSS email templates for different types of users.
- Worked with the quality assurance team to fix cross-browser issues and general bugs.
- Supported usability tests and UI validation, persona, and more.
- Made style guides, rules, and patterns for future maintenance of portals and websites.
- Created reusable HTML/CSS for multiple portal skins, ensuring good maintenance and meeting web standards.
Web Developer | Web Designer
Fundação Getulio Vargas
- Worked on a variety of projects, including—games, websites, portals, animations, video editing, creation, and more.
Experience
Aviara Boats
http://www.aviaraboats.comGleem | ARC Smile - Procter & Gamble
Allsteel Office Portal
http://www.allsteeloffice.comPerformance Snapshot:
• Performance: 98
• Accessibility: 100
• Best Practices: 96
• SEO: 100
• Core Web Vitals: LCP 1.6s | CLS 0.02 | INP 120ms
HBF Textiles Portal
• Implementing the UI look and feel.
• Writing the HTML and CSS code.
• Developing the JavaScript client-side.
• Creating and implementing the menu animation, the background image cover, and more.
HNI Corporation Main Portal
Online Chat with SEO Content and Responsive Web Design
https://www.talktimefriends.com/Global Fashion Brand for High-conversion Efficiency
performance, accessibility, and measurable growth. ECommerce websites are performance systems. My approach balances technical precision, strict design fidelity, and conversion awareness—ensuring fast load times, accessibility compliance, strong visual hierarchy, and frictionless user journeys.
Education
Postgraduate Certificate in User-Centered Interaction Design
Pontifical Catholic University of Minas Gerais - Belo Horizonte, Brazil
Bachelor's Degree in Graphic Design
Fumec University - Belo Horizonte, Brazil
Skills
Libraries/APIs
jQuery
Tools
Git, Adobe Photoshop, Adobe After Effects, Adobe Illustrator, Figma, Figma to HTML, Mailchimp, Visual Studio 2015, Lighthouse
Languages
Less, Sass, JavaScript, CSS, HTML, HTML5, CSS3, CSS4
Frameworks
Bootstrap, Tailwind CSS
Paradigms
Responsive, Responsive Layout, Web UI Design, Mobile Web Design, Responsive Web Design (RWD), UI Design, UX Design, Usability Testing, Desktop Web Design, Web UX Design, On-page SEO
Platforms
WordPress, Shopify, BigCommerce, MacOS, Windows, Webflow
Industry Expertise
Web Design
Other
Front-end, PSD Slicing, Pixel Perfect, Usability, Mobile UX, PSD to HTML, PSD Design, User Interface (UI), User Experience (UX), Wireframing, Web Development, CSS3 Animation, Website Performance, English, User-centered Design (UCD), Responsive UI, A/B Testing, Web UX, Web UI, Responsive Design, Accessibility, Content Management Systems (CMS), Redesign, Web App UI, Design, Front-end Development, Core Web Vitals, BigCommerce Stencil Design, UX Mentoring, Newsletter Templates, Email Templates, App UI, SEO Tools, eCommerce, Shopify Theme, Shopify Customizations, Mobile UI, SEO Content, Lead Conversion, Key Performance Indicators (KPIs), Conversion Rate
How to Work with Toptal
Toptal matches you directly with global industry experts from our network in hours—not weeks or months.
Share your needs
Choose your talent
Start your risk-free talent trial
Top talent is in high demand.
Start hiring