Dragan Okanovic
Staff Software Engineer at Primer
Belgrade, Central Serbia
Summary
👤
Senior🎓
Top SchoolDragan Okanovic is a Staff Software Engineer in Belgrade with 11 years of experience driving frontend architecture, developer experience, and high-performance graphics systems across startups and established teams. He blends full‑stack web development with deep 3D rendering expertise—from NVIDIA and Ubisoft GPU work to building async, GPU-accelerated graph rendering for his own products—and leads cross-team engineering practices that measurably cut CI costs and tighten code quality. At Primer he introduced monorepos, automated large-scale codemods, remote caching that slashed CI wait times by 90%, and dashboards to make migrations transparent to stakeholders. Known for hands-on leadership, he has steered product and SDK architecture at Foursquare and improved developer tools such as Replay.io DevTools with thoughtful UI and usability fixes. His interests in economics, HCI, computation and complexity inform a pragmatic, systems-aware approach to engineering and product decisions.
11 years of coding experience
10 years of employment as a software developer
Undergraduate Computer Graphics, Undergraduate Computer Graphics at School of Electrical Engineering, University of BelgradeHighschool diploma, Highschool diploma at Mathematical Grammar School, Belgrade
French, Serbian, English
Stackoverflow
7,641reputation
600kreached
142answers
9questions
html5-canvas
top-1%
webgl
top-1%
javascript
top-5%
html
top-5%
opengl-es
top-5%
glsl
top-5%
Github Skills (25)
webgl10
threejs10
html5-canvas10
typescript10
ui-design10
uid10
front-end-development10
typescript-types10
typescripts10
react10
javascript9
glsl9
tailwindcss9
opengl-es9
html9
Programming languages (12)
Github contributions (5)
replayio/devtools
Dec 2021 - Mar 2022
Replay.io DevTools
Role in this project:
Front-end Developer
Front-end DeveloperContributions:173 reviews, 69 commits, 249 PRs in 3 months
Contributions summary:Dragan primarily focused on improving the user interface and functionality of the Replay.io DevTools. Their contributions included modifying the filter UI, removing unnecessary elements from the inspector panels, and implementing Tailwind checkboxes within the computed styles Elements panel. Furthermore, the user addressed the highlighting of selected Node attributes and improved the appearance of the node picker button. They also contributed to the event listeners panel.
devtoolsreactreplay
AbstractAlgorithm/abstract_memos
Feb 2018 - Aug 2018
Contributions:6 commits, 5 pushes, 1 branch in 6 months
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