joel-costigliola Joel Costigliola
Hey, I'm Joel, I'm a core maintainer of AssertJ (https://assertj.github.io/doc/), an assertion library that is rich and easy to use!
EVIDENCE BASE
45
Repositories
4349
Commits
12774
Files analyzed
42
Technologies
190
Evidence
145
Active months
Based on 45 repository passports · 23/45 current
ENGINEERING PROFILE
Frontend60%
Backend86%
Testing60%
DevOps65%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
Java Core
LANGUAGE · 15/45 repos · 3394 files · 284364 LOC
Depth 70 · HIGH
JUnit Core
TESTING · 13/45 repos · 2056 files · 121284 LOC
Depth 81 · HIGH
Mockito Core
TESTING · 5/45 repos · 217 files · 10659 LOC
Depth 58 · HIGH
JavaScript Core
LANGUAGE · 8/45 repos · 196 files · 43190 LOC
Depth 70 · HIGH
Redis Core
CACHE · 4/45 repos · 145 files · 94697 LOC
Depth 88 · HIGH
TypeScript Core
LANGUAGE · 10/45 repos · 123 files · 2522 LOC
Depth 38 · HIGH
Markdown Core
LANGUAGE · 19/45 repos · 51 files · 4534 LOC
Depth 70 · HIGH
XML Core
LANGUAGE · 13/45 repos · 40 files · 5496 LOC
Depth 70 · HIGH
PHP Emerging
LANGUAGE · 1/45 repos · 35 files · 4570 LOC
Depth 70 · HIGH
YAML Core
LANGUAGE · 13/45 repos · 26 files · 609 LOC
Depth 70 · HIGH
JSON Core
LANGUAGE · 6/45 repos · 22 files · 6264 LOC
Depth 70 · HIGH
Python Recurring
LANGUAGE · 3/45 repos · 21 files · 1003 LOC
Depth 70 · HIGH
Spring Framework Emerging
FRAMEWORK · 1/45 repos · 12 files · 769 LOC
Depth 74 · HIGH
Maven Core
BUILD_TOOL · 11/45 repos · 11 files · 110 LOC
Depth 80 · HIGH
Next.js Recurring
FRAMEWORK · 3/45 repos · 11 files · 2944 LOC
Depth 81 · HIGH
Shell Recurring
LANGUAGE · 3/45 repos · 9 files · 63 LOC
Depth 70 · HIGH
Express Core
FRAMEWORK · 4/45 repos · 8 files · 401 LOC
Depth 62 · HIGH
Socket.IO Recurring
LIBRARY · 3/45 repos · 6 files · 267 LOC
Depth 62 · HIGH
Vitest Emerging
TESTING · 1/45 repos · 6 files · 278 LOC
Depth 53 · HIGH
Go Emerging
LANGUAGE · 1/45 repos · 5 files · 516 LOC
Depth 70 · HIGH
SQL Emerging
LANGUAGE · 1/45 repos · 5 files · 283 LOC
Depth 70 · HIGH
Flask Emerging
FRAMEWORK · 1/45 repos · 4 files · 264 LOC
Depth 74 · HIGH
npm Core
BUILD_TOOL · 4/45 repos · 4 files · 40 LOC
Depth 80 · HIGH
C Emerging
LANGUAGE · 1/45 repos · 3 files · 158 LOC
Depth 70 · HIGH
Gradle Recurring
LANGUAGE · 2/45 repos · 3 files · 57 LOC
Depth 70 · HIGH
Supertest Emerging
TESTING · 1/45 repos · 2 files · 155 LOC
Depth 62 · HIGH
Elasticsearch Emerging
DATABASE · 1/45 repos · 2 files · 99 LOC
Depth 65 · HIGH
body-parser Emerging
LIBRARY · 1/45 repos · 2 files · 134 LOC
Depth 62 · HIGH
Composer Recurring
BUILD_TOOL · 2/45 repos · 2 files · 20 LOC
Depth 80 · HIGH
Jackson Emerging
LIBRARY · 1/45 repos · 1 files · 58 LOC
Depth 37 · HIGH
pip Emerging
BUILD_TOOL · 1/45 repos · 1 files · 10 LOC
Depth 80 · HIGH
Go Modules Emerging
BUILD_TOOL · 1/45 repos · 1 files · 10 LOC
Depth 80 · HIGH
C++ Emerging
LANGUAGE · 1/45 repos · 1 files · 90 LOC
Depth 70 · HIGH
debug Emerging
LIBRARY · 1/45 repos · 1 files · 18 LOC
Depth 45 · HIGH
ESLint Emerging
QUALITY · 1/45 repos · 1 files · 244 LOC
Depth 61 · HIGH
Scala Emerging
LANGUAGE · 1/45 repos · 1 files · 16 LOC
Depth 70 · HIGH
Blinker Emerging
LIBRARY · 1/45 repos · 0 files · 0 LOC
Requests Emerging
LIBRARY · 1/45 repos · 0 files · 0 LOC
SLF4J Emerging
LIBRARY · 1/45 repos · 0 files · 0 LOC
Logback Emerging
OBSERVABILITY · 1/45 repos · 0 files · 0 LOC
Apache Commons Recurring
LIBRARY · 3/45 repos · 0 files · 0 LOC
Apache Maven Emerging
BUILD_TOOL · 1/45 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationabsent
automated_testsobserved
documentationobserved
lintingabsent
formattingobserved
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
assertj Redis
assertj-examples JUnit
elastic-search-test Maven
assertj Redis
assertj-joda-time Maven
assertj-json Maven
zorglux-wiki Redis
ACTIVITY & OWNERSHIP
Active months 145
Commits 4349
Owner authored 52%
PRIMARY PROFILE — HR VIEW
Data/AIJava · JUnit · MockitoCollaborative
In 30 sec: direction — data/ai, core — Java · JUnit · Mockito, 45 repos 2009 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
JavaJUnitMockitoJavaScriptRedisCollaborative
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 3653
Forks 1132
Watchers 131
EVERYTHING ABOVE IS TRACEABLE
45 repositories · 4349 commits · 12774 files · 190 evidence
Absence of a technology in the passport does not imply lack of experience