Darius Cepulis
Senior Community Engineer at Mux
Oak Park, Illinois, United States
Summary
🤩
Rockstar🎓
Top SchoolDarius Cepulis is a Senior Software Engineer and Team Lead based in San Francisco with eight years of experience building full-stack web and developer experience tooling. He currently leads developer experience engineering at Mux, contributing to Video.js v10 and a range of open-source components, docs, and marketing touchpoints that help bridge product and community. Comfortable across front-end PWAs, back-end APIs, IoT integrations, and CI/CD on AWS, he has shipped end-to-end systems for healthcare IoT at Microsensor Labs and designed modular research stacks at Bosch. Darius pairs technical depth—from neuromorphic hardware simulations to React/Django production apps—with strong communication and product design instincts that help turn prototypes into widely usable solutions. Colleagues rely on him to translate novel technical constraints into clear developer-facing experiences and practical engineering roadmaps.
8 years of coding experience
5 years of employment as a software developer
Master of Science - MS Computer Science, Master of Science - MS Computer Science at University of CincinnatiHigh School, High School at St. Ignatius High School
English, Lithuanian, German
Github Skills (81)
storybook10
ui-components10
styled-components10
audio-player10
hybrid10
htmlmediaelement10
javascript10
video-processing10
browser10
audio10
react-framework10
api10
compiler10
video-streaming10
large-file-upload10
Programming languages (9)
Github contributions (5)
muxinc/next-video-site
Oct 2023 - Jan 2025
Contributions:1 review, 11 PRs, 41 pushes in 1 year 3 months
decepulis/kcdc.fun
Nov 2020 - Aug 2024
We're getting married! That seems as good an excuse as any to learn sapper + svelte.
Contributions:4 PRs, 74 pushes, 9 branches in 3 years 8 months
sveltesappersveltejs
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