Navigara

James Opstad

90d · built 2026-10-26

top-100 contributor

Performance

What James Opstad shipped in the selected window, measured in ETV, and how it compares with the 90 days before it.

Effective capacity

+4.2engineers

delivers like 5.2 (5.2x pre-AI)

Output (ETV)

20.2ETV

+151.4% vs 8.0 prior

Features share

23.1%

−28.5 pp vs prior window

Fixes share

10.5%

+7.1 pp vs prior window

Work mix

23.1% Features22.4% Maintenance38.4% Tests5.5% Docs10.5% Fixes

88 commits over 90 days, ending 2026-10-26.

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%).

97.5 % of commits in workers-sdk

Focused
RepoCommitsETV
workers-sdk7720.2
cloudflare-docs20.0

Most impactful commits

Top 10 by ETV in the last 90 days.