Dejan Simic
Software Engineer at Zalando Marketing Services
Berlin, Germany
Summary
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RockstarDejan Simic is a software engineer with 17 years of experience building web and developer-facing tools, currently based in Berlin and working at Zalando Marketing Services. He has a strong full-stack background from roles at companies like SoundCloud, Fyber and ViaEurope, and a history of shipping pragmatic solutions in both startup and larger engineering environments. Dejan contributes to open-source projects that improve developer workflows—examples include a text-to-HTML filter collection and a Rails-focused Chrome panel where he implemented UI and integration features. He blends front-end polish with backend robustness, often refactoring and extending existing systems rather than rewriting from scratch. Comfortable in product-facing and infrastructure contexts, he brings steady delivery and attention to developer experience. An experienced engineer who quietly improves tooling, he tends to tackle integration edges that make teams more productive.
17 years of coding experience
14 years of employment as a software developer
Stackoverflow
7,970reputation
1.6mreached
14answers
0questions
docker
top-5%
dockerfile
top-5%
ruby
top-1%
Github Skills (20)
redcarpet10
javascript10
browser-extension10
ui-design10
chrome-extension10
chrome-app10
ruby10
uid10
front-end-development10
angularjs10
html10
chrome-plugin10
css9
docker9
dockerfile9
Programming languages (8)
Github contributions (5)
dejan/rails_panel
Nov 2012 - Sep 2021
Chrome extension for Rails development
Role in this project:
Front-end Developer
Front-end DeveloperContributions:8 releases, 270 commits, 63 PRs in 8 years 11 months
Contributions summary:Dejan primarily contributed to the development of the Rails Panel Chrome extension. Their work focused on implementing UI elements, including the creation of a panel, incorporating tabs, and styling the interface. The user also addressed integration by connecting the extension to a Radiowaves URI to receive and display data.
ruby-on-railsrailsrubyrails-developmentchrome
dejan/auto_html
Dec 2008 - Oct 2022
Collection of filters that transform plain text into HTML code.
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:7 releases, 356 commits, 58 PRs in 14 years
Contributions summary:Dejan appears to be a full-stack developer, contributing to both the frontend and backend aspects of the project. They implemented core functionality, refactored existing code, and introduced new features. The user's changes involved a new filter for the redcarpet (markdown) and also performed multiple improvements for existing filters.
transformfiltersplainplain-textfilter
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