Bartłomiej Obecny
Expert Javascript Developer at Glassbox
West Pomeranian Voivodeship, Poland
Summary
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Rockstar🎓
Top SchoolBartłomiej Obecny is an Expert JavaScript Developer with two decades of professional experience and a decade of focused modern JavaScript work, combining hands-on engineering with remote tech-lead readiness. He has shipped production video and streaming solutions for clients like WarnerMedia, Dolby and HBO Max, built cross-platform desktop and Electron tooling, and led OpenTelemetry instrumentation work that improves distributed tracing across Node and browser environments. A pragmatic full-stack practitioner, he designs backend systems, SPA frontends and CDN/streaming infrastructure while also creating device integrations (PTZ/gamepad) and scalable S3-compatible storage pipelines. Founder of a freelance shop and active Toptal contributor, he blends startup agility with enterprise-grade delivery and a persistent curiosity for low-level integrations and observability.
10 years of coding experience
17 years of employment as a software developer
Master’s Degree Computer Science Econometrics Management in Computer Science, Master’s Degree Computer Science Econometrics Management in Computer Science at Uniwersytet Szczecińskitechnical electronics, technical electronics at Technikum Elektryczne w Słupsku
Stackoverflow
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Github Skills (8)
opentelemetry10
javascript10
instrumentation10
graphql8
wpgraphql8
wordpress-graphql8
expressjs8
koa7
Programming languages (9)
Github contributions (5)
open-telemetry/opentelemetry-js-contrib
Feb 2020 - Jan 2022
OpenTelemetry instrumentation for JavaScript modules
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:3 releases, 412 reviews, 45 commits in 1 year 11 months
Contributions summary:Bartłomiej's commits primarily involve instrumenting the OpenTelemetry JavaScript contrib library. They have focused on enhancing user interaction instrumentation, specifically by patching the `zone.js` library to correctly track and span tasks across different zones. The user has also been involved in fixing integration issues, such as context propagation within Koa and updating express and graphql examples.
instrumentationjavascript-modulesjavascriptobservabilityotel
obecny/opentelemetry-js-contrib
May 2020 - Nov 2021
OpenTelemetry instrumentation for JavaScript modules
Contributions:2 reviews, 4 PRs, 221 pushes in 1 year 6 months
instrumentationjavascript-modulesjavascriptobservabilityotel
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