Sergey Chernyshev
90d · built 2026-09-08
Performance
What Sergey Chernyshev shipped in the selected window, measured in ETV, and how it compares with the 90 days before it.
Effective capacity
−0.6engineers
delivers like 0.4 (0.4x pre-AI)
Output (ETV)
0.6ETV
+22.0% vs 0.5 prior
Features share
24.6%
−15.4 pp vs prior window
Fixes share
34.4%
+34.4 pp vs prior window
Work mix
24.6% Features13.1% Maintenance16.4% Tests11.5% Docs34.4% Fixes
5 commits over 90 days, ending 2026-09-08.
Daily performance
Daily ETV, stacked by Features, Maintenance, Tests, Docs and Fixes.
Repository spread
Where this developer's commits land. Concentrated work (top1 > 80%) vs polymath spread (top1 < 30%).
Most impactful commits
Top 10 by ETV in the last 90 days.
- 0.3ETVSkip page.route() setup when no host overrides configured (#340)github.com-cloudflare-telescope · 2fecfffb · 2026-07-30
- 0.3ETVDeploy waterfall demo site to waterfall.telescopetest.io (#307) * Deploy waterfall demo site to waterfall.telescopetest.io Closes #275 - Add wrangler.jsonc for the demo Worker (routes waterfall.telescopetest.io, serves dist-demo/ as static assets) - Add deploy-waterfall-site.yml workflow that builds and deploys on any push to main touching packages/waterfall/** - Fix build:demo to also run the library build first (needed for gen-demo → renderToHTML) and to include dist-demo in clean - Fix Vite demo build so demo-only static assets (theme.js, progressive.js, interactive.js, demo.css, demo.har) are copied into dist-demo/ by setting publicDir to public/ - Add GitHub repo link icon to demo page headers alongside theme toggle, with styles in demo.css for both prefers-color-scheme and data-theme overrides - Add live-demo link and title/description polish to waterfall README * no need for token during build * Fixed script lazy-loading for demo homepage.github.com-cloudflare-telescope · 72381a54 · 2026-07-14
- 0.0ETVUpdated docs to use latest CLI options, mention chromium and link to changesets docs.github.com-cloudflare-telescope · 082663a8 · 2026-07-22
- 0.0ETVAdd chromium to list of packages, release new npm package (#310)github.com-cloudflare-telescope · 9e7f91eb · 2026-07-21
- 0.0ETVUpgrade ffmpeg dependency to node 24 (#325)github.com-cloudflare-telescope · f1ff29bf · 2026-07-22