About me

Hi, nice to see you here!

My name is Sascha Klatt and I'm a freelance frontend developer from Leipzig, Germany.

Web development has been my profession for about 10 years now. Coming from a background as a full-stack web developer, I have specialized in the development of web apps and websites with React, as well as data visualization with D3.


My career path

Software Engineer, Frontend (Freelance)

01/2019 - today
@ Sascha Klatt - Digital Arts, Leipzig
  • Web development with Javascript, especially React and D3.js
  • Development of Progressive Web Apps
  • Dashboards and custom data visualizations
  • Game development with Phaser
  • Fast-loading static sites with the JAMstack and Gatsby
  • Server-rendered websites and web apps with Next.js
  • Quality assurance through automated tests with Jest and Enzyme
  • Shipping code via CI/CD using tools like TravisCI

Software Engineer, Frontend

09/2016 - 12/2018
@ XPURE GmbH, Leipzig
  • Development of the cloud-based logistics platform „RIO“
  • Conception und implementation of data dashboards with React, Redux, D3.js and Bootstrap
  • Development of a custom UIKit
  • Implementation and design of REST interfaces
  • Automated software testing with Enzyme, Mocha, Chai and Sinon
  • User tracking with Google Analytics and Google Tag Manager
  • Error reporting with Sentry
  • Extension and maintenance of CI/CD pipelines with Jenkins
  • Monitoring code coverage and code quality with SonarQube
  • Agile software development according to SCRUM
  • Working with international teams
  • Validation of GDPR readiness

Web Developer, full-stack

08/2009 - 08/2016
@ Pluspol interactive, Leipzig
  • Development of websites, blogs, online campaigns, dashboards, mobile apps and advertising games
  • Working for clients like Rügenwalder, Rittersport, s.Oliver, enviaM and many more
  • Client-side web development with HTML5, Javascript (Angular.js 1, jQuery, Gulp, Grunt, NPM) and CSS3 (Sass, Less)
  • Development of browser games with Phaser, Pixi.js and Create.js
  • Mobile app and game development with Adobe Air and ActionScript 3 (PureMVC, Starling, Feathers)
  • Server-side development with PHP and MySQL (Symfony, Laravel, Doctrine)
  • Implementation of REST APIs
  • Extensive use of the Facebook API
career path