BartoszJarocki Bartosz Jarocki
creating stuff
EVIDENCE BASE
30
Repositories
908
Commits
2259
Files analyzed
50
Technologies
183
Evidence
60
Active months
Based on 30 repository passports · 23/30 current
ENGINEERING PROFILE
Frontend69%
Backend43%
Testing52%
DevOps78%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
Java Core
LANGUAGE · 6/30 repos · 1327 files · 257654 LOC
Depth 70 · HIGH
TypeScript Core
LANGUAGE · 13/30 repos · 753 files · 34264 LOC
Depth 70 · HIGH
JavaScript Core
LANGUAGE · 10/30 repos · 76 files · 4899 LOC
Depth 70 · HIGH
XML Core
LANGUAGE · 7/30 repos · 46 files · 723 LOC
Depth 70 · HIGH
React Core
FRAMEWORK · 8/30 repos · 43 files · 4203 LOC
Depth 74 · HIGH
Next.js Core
FRAMEWORK · 6/30 repos · 39 files · 3023 LOC
Depth 74 · HIGH
JSON Core
LANGUAGE · 13/30 repos · 37 files · 6359 LOC
Depth 70 · HIGH
Markdown Core
LANGUAGE · 18/30 repos · 33 files · 2918 LOC
Depth 70 · HIGH
Gradle Core
LANGUAGE · 12/30 repos · 26 files · 804 LOC
Depth 70 · HIGH
Kotlin Emerging
LANGUAGE · 1/30 repos · 16 files · 474 LOC
Depth 70 · HIGH
ESLint Core
QUALITY · 6/30 repos · 11 files · 16826 LOC
Depth 65 · HIGH
npm Core
BUILD_TOOL · 11/30 repos · 11 files · 110 LOC
Depth 80 · HIGH
YAML Core
LANGUAGE · 5/30 repos · 8 files · 10316 LOC
Depth 70 · HIGH
JUnit Recurring
TESTING · 3/30 repos · 8 files · 439 LOC
Depth 66 · HIGH
Python Emerging
LANGUAGE · 1/30 repos · 7 files · 479 LOC
Depth 70 · HIGH
MongoDB Emerging
DATABASE · 1/30 repos · 7 files · 2466 LOC
Depth 93 · HIGH
Vitest Emerging
TESTING · 1/30 repos · 7 files · 824 LOC
Depth 53 · HIGH
SQLAlchemy Emerging
LIBRARY · 1/30 repos · 6 files · 428 LOC
Depth 74 · HIGH
Yarn Core
BUILD_TOOL · 5/30 repos · 5 files · 50 LOC
Depth 80 · HIGH
Mockito Recurring
TESTING · 3/30 repos · 4 files · 293 LOC
Depth 37 · HIGH
Lodash Recurring
LIBRARY · 3/30 repos · 3 files · 680 LOC
Depth 54 · HIGH
pnpm Recurring
BUILD_TOOL · 3/30 repos · 3 files · 30 LOC
Depth 80 · HIGH
Shell Recurring
LANGUAGE · 2/30 repos · 2 files · 51 LOC
Depth 70 · HIGH
Prettier Emerging
QUALITY · 1/30 repos · 2 files · 4502 LOC
Depth 65 · HIGH
RabbitMQ Emerging
MESSAGE_BROKER · 1/30 repos · 2 files · 294 LOC
Depth 69 · HIGH
Requests Emerging
LIBRARY · 1/30 repos · 1 files · 290 LOC
Depth 54 · HIGH
pip Emerging
BUILD_TOOL · 1/30 repos · 1 files · 10 LOC
Depth 80 · HIGH
Axios Emerging
LIBRARY · 1/30 repos · 1 files · 240 LOC
Depth 58 · HIGH
body-parser Emerging
LIBRARY · 1/30 repos · 1 files · 76 LOC
Depth 58 · HIGH
Hibernate Emerging
LIBRARY · 1/30 repos · 1 files · 72 LOC
Depth 58 · HIGH
Zod Emerging
LIBRARY · 1/30 repos · 1 files · 48 LOC
Depth 57 · HIGH
Supertest Emerging
TESTING · 1/30 repos · 1 files · 190 LOC
Depth 37 · HIGH
Flask Emerging
FRAMEWORK · 1/30 repos · 1 files · 290 LOC
Depth 54 · HIGH
C++ Emerging
LANGUAGE · 1/30 repos · 1 files · 12 LOC
Depth 70 · HIGH
Express Emerging
FRAMEWORK · 1/30 repos · 1 files · 76 LOC
Depth 58 · HIGH
debug Emerging
LIBRARY · 1/30 repos · 1 files · 44 LOC
Depth 55 · HIGH
Redis Emerging
CACHE · 1/30 repos · 1 files · 33 LOC
Depth 54 · HIGH
Tailwind CSS Core
LIBRARY · 6/30 repos · 1 files · 19 LOC
Dockerfile Emerging
LANGUAGE · 1/30 repos · 1 files · 164 LOC
Depth 70 · HIGH
Spring Framework Emerging
FRAMEWORK · 1/30 repos · 1 files · 15 LOC
Depth 44 · HIGH
PostgreSQL Emerging
DATABASE · 1/30 repos · 0 files · 0 LOC
Click Emerging
LIBRARY · 1/30 repos · 0 files · 0 LOC
MarkupSafe Emerging
LIBRARY · 1/30 repos · 0 files · 0 LOC
Werkzeug Emerging
LIBRARY · 1/30 repos · 0 files · 0 LOC
Jinja2 Emerging
LIBRARY · 1/30 repos · 0 files · 0 LOC
itsdangerous Emerging
LIBRARY · 1/30 repos · 0 files · 0 LOC
Jest Emerging
TESTING · 1/30 repos · 0 files · 0 LOC
Redux Emerging
LIBRARY · 1/30 repos · 0 files · 0 LOC
Mocha Emerging
TESTING · 1/30 repos · 0 files · 0 LOC
Webpack Emerging
BUILD_TOOL · 1/30 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationobserved
automated_testsobserved
documentationobserved
lintingobserved
formattingabsent
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
cv npm
jarocki.me npm
yearprogress npm
android-starter Gradle
android-dagger-template Gradle
android-boilerpipe Gradle
kotlin-design-patterns TypeScript
ACTIVITY & OWNERSHIP
Active months 60
Commits 908
Owner authored 91%
PRIMARY PROFILE — HR VIEW
FrontendJava · TypeScript · JavaScriptHigh ownership
In 30 sec: direction — frontend, core — Java · TypeScript · JavaScript, 30 repos 2014 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
JavaTypeScriptJavaScriptXMLReactHigh ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 10100
Forks 1120
Watchers 58
EVERYTHING ABOVE IS TRACEABLE
30 repositories · 908 commits · 2259 files · 183 evidence
Absence of a technology in the passport does not imply lack of experience