Eric Quanz, Developer in Hamburg, Germany
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Eric Quanz

Verified Expert  in Engineering

Software Developer

Hamburg, Germany
Toptal Member Since
June 2, 2016

Eric is a front-end focused web developer with a background in design. He has over ten years of experience developing large and small-scale responsive websites, landing pages and web applications using HTML, CSS, and JavaScript. He pays special attention to accessibility, performance, and user experience. Eric believes in working fast, productively, and efficiently.


claimsforce GmbH
Bootstrap, Amazon Web Services (AWS), React, Flutter, TypeScript
Amazon Web Services (AWS), CSS, HTML, Node.js, JavaScript, React
DZ Estúdio
JavaScript, CSS, HTML




Preferred Environment

Visual Studio Code (VS Code), Git, OS X

The most amazing... I've built from scratch assigned Latin American soccer nicknames to users that filled a funny questionnaire. The regional feedback was extremely positive!

Work Experience

Senior Front-end Developer

2019 - PRESENT
claimsforce GmbH
  • Developed and maintained the internal claim management system and supporting tools together with the team.
  • Developed and maintained the tablet app for claim assessment using Flutter and Dart.
  • Built and monitored the claim management web application that allowed the business to grow its client base in the insurance sector and improve its product-market fit.
Technologies: Bootstrap, Amazon Web Services (AWS), React, Flutter, TypeScript

Software Developer

2017 - 2019
  • Improved landing pages' performance by moving them to a static file setup.
  • Implemented and taught the CSS architecture across the team.
  • Performed A/B testing and implemented successful improvements to the web application UI.
Technologies: Amazon Web Services (AWS), CSS, HTML, Node.js, JavaScript, React

Front-end Developer

2011 - 2016
DZ Estúdio
  • Was named the best-performing employee of 2013.
  • Worked on several web projects using HTML5, CSS3, and JavaScript.
  • Promoted and implemented the use of build tools on the front-end of projects.
  • Promoted, taught, and implemented responsive design techniques on projects.
  • Improved companies' revenue by delivering fast, high-quality software development work.
Technologies: JavaScript, CSS, HTML

Uniritter Pattern Library
This is my degree's final project: a front-end component library based on Twitter Bootstrap. Uniritter's official website used some of the ideas in my project for their latest redesign.

Paquetá | The Shoe Company
The first large-scale responsive project that I participated in. I developed most of the front-end using HTML, Sass, and jQuery.

Personal Portfolio
Here you can find my front-end portfolio, GitHub links, and contact information.

GitHub Profile
Here you can find my code samples, challenges, and open-source contributions.


JavaScript, HTML5, Sass, Less, CSS, TypeScript, Dart, HTML, SQL, PHP, Ruby


Bootstrap, Flutter, Next.js, Redux, Laravel, Ruby on Rails (RoR)


jQuery, React, Node.js, Vue, YouTube API, jQuery UI, Google Maps, Twitter API, Facebook API


Gulp, GitHub, Sublime Text, Atom, Adobe Photoshop, Adobe Illustrator, Git, Jekyll, Grunt, Sketch


Responsive Web Design (RWD)


Cross-browser Compatibility, Front-end, Performance Optimization, User Interface (UI)


OS X, Visual Studio Code (VS Code), Amazon Web Services (AWS), WordPress


MySQL, MongoDB

2009 - 2015

Bachelor's Degree in Graphic Design

Centro Universitário Ritter dos Reis - Porto Alegre, RS, Brazil

2008 - 2009

Technical (Associate's Equivalent) Degree in Information Systems

Instituto Federal do Rio Grande do Sul - Porto Alegre, RS, Brazil

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