jpwilliams Jack Williams
❤ TypeScript, GraphQL, event-driven architecture, and working towards the perfect developer experience.
EVIDENCE BASE
103
Repositories
1491
Commits
784
Files analyzed
35
Technologies
294
Evidence
82
Active months
Based on 103 repository passports · 52/103 current
ENGINEERING PROFILE
Frontend61%
Backend26%
Testing44%
DevOps63%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
Markdown Core
LANGUAGE · 45/103 repos · 128 files · 3417 LOC
Depth 70 · HIGH
JavaScript Core
LANGUAGE · 31/103 repos · 115 files · 4265 LOC
Depth 70 · HIGH
JSON Core
LANGUAGE · 33/103 repos · 83 files · 79630 LOC
Depth 70 · HIGH
TypeScript Core
LANGUAGE · 11/103 repos · 58 files · 3358 LOC
Depth 70 · HIGH
C++ Emerging
LANGUAGE · 1/103 repos · 38 files · 2625 LOC
Depth 70 · HIGH
ESLint Core
QUALITY · 20/103 repos · 36 files · 81632 LOC
Depth 65 · HIGH
npm Core
BUILD_TOOL · 31/103 repos · 31 files · 310 LOC
Depth 80 · HIGH
YAML Core
LANGUAGE · 17/103 repos · 29 files · 1290 LOC
Depth 70 · HIGH
React Core
FRAMEWORK · 4/103 repos · 28 files · 1522 LOC
Go Core
LANGUAGE · 6/103 repos · 18 files · 1701 LOC
Depth 70 · HIGH
Prettier Core
QUALITY · 7/103 repos · 14 files · 59662 LOC
Depth 65 · HIGH
RabbitMQ Core
MESSAGE_BROKER · 5/103 repos · 10 files · 18004 LOC
Depth 47 · HIGH
debug Core
LIBRARY · 4/103 repos · 8 files · 465 LOC
Depth 55 · HIGH
Yarn Core
BUILD_TOOL · 5/103 repos · 5 files · 50 LOC
Depth 80 · HIGH
Lodash Core
LIBRARY · 4/103 repos · 5 files · 395 LOC
Depth 54 · HIGH
Shell Recurring
LANGUAGE · 3/103 repos · 5 files · 171 LOC
Depth 70 · HIGH
TOML Core
LANGUAGE · 5/103 repos · 5 files · 34 LOC
Depth 70 · HIGH
PHP Emerging
LANGUAGE · 1/103 repos · 4 files · 3308 LOC
Depth 70 · HIGH
Java Emerging
LANGUAGE · 1/103 repos · 4 files · 733 LOC
Depth 70 · HIGH
Redis Recurring
CACHE · 2/103 repos · 4 files · 9994 LOC
Depth 65 · HIGH
Next.js Emerging
FRAMEWORK · 1/103 repos · 3 files · 79 LOC
Depth 66 · HIGH
Redux Emerging
LIBRARY · 1/103 repos · 2 files · 114 LOC
Depth 62 · HIGH
Dockerfile Recurring
LANGUAGE · 2/103 repos · 2 files · 5 LOC
Depth 70 · HIGH
Cargo Emerging
BUILD_TOOL · 1/103 repos · 1 files · 10 LOC
Depth 80 · HIGH
Svelte Emerging
LANGUAGE · 1/103 repos · 1 files · 36 LOC
Depth 70 · HIGH
PowerShell Emerging
LANGUAGE · 1/103 repos · 1 files · 17 LOC
Depth 70 · HIGH
Rust Emerging
LANGUAGE · 1/103 repos · 1 files · 26 LOC
Depth 70 · HIGH
XML Emerging
LANGUAGE · 1/103 repos · 1 files · 130 LOC
Depth 70 · HIGH
Axios Emerging
LIBRARY · 1/103 repos · 0 files · 0 LOC
Jest Core
TESTING · 6/103 repos · 0 files · 0 LOC
GraphQL Recurring
LIBRARY · 2/103 repos · 0 files · 0 LOC
Mocha Recurring
TESTING · 3/103 repos · 0 files · 0 LOC
Tailwind CSS Emerging
LIBRARY · 1/103 repos · 0 files · 0 LOC
Testing Library Emerging
TESTING · 1/103 repos · 0 files · 0 LOC
Webpack Recurring
BUILD_TOOL · 3/103 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationobserved
automated_testsobserved
documentationobserved
lintingobserved
formattingobserved
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
ACTIVITY & OWNERSHIP
Active months 82
Commits 1491
Owner authored 100%
PRIMARY PROFILE — HR VIEW
FrontendMarkdown · JavaScript · JSONHigh ownership
In 30 sec: direction — frontend, core — Markdown · JavaScript · JSON, 103 repos 2011 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
MarkdownJavaScriptJSONTypeScriptC++High ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 173
Forks 30
Watchers 58
EVERYTHING ABOVE IS TRACEABLE
103 repositories · 1491 commits · 784 files · 294 evidence
Absence of a technology in the passport does not imply lack of experience