cahlen Cahlen Humphreys
EVIDENCE BASE
38
Repositories
1232
Commits
1951
Files analyzed
48
Technologies
191
Evidence
20
Active months
Based on 38 repository passports · 21/38 current
ENGINEERING PROFILE
Frontend42%
Backend85%
Testing71%
DevOps76%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
JSON Core
LANGUAGE · 8/38 repos · 501 files · 360670 LOC
Depth 70 · HIGH
Python Core
LANGUAGE · 12/38 repos · 383 files · 85648 LOC
Depth 70 · HIGH
Markdown Core
LANGUAGE · 20/38 repos · 169 files · 26603 LOC
Depth 70 · HIGH
Java Core
LANGUAGE · 6/38 repos · 68 files · 1881 LOC
Depth 70 · HIGH
pytest Core
TESTING · 5/38 repos · 65 files · 6081 LOC
Depth 53 · HIGH
NumPy Core
LIBRARY · 8/38 repos · 62 files · 12325 LOC
Depth 74 · HIGH
Shell Core
LANGUAGE · 7/38 repos · 52 files · 2731 LOC
Depth 70 · HIGH
Spring Framework Core
FRAMEWORK · 5/38 repos · 38 files · 1225 LOC
Depth 66 · HIGH
YAML Core
LANGUAGE · 11/38 repos · 34 files · 1576 LOC
Depth 70 · HIGH
Spring Boot Core
FRAMEWORK · 6/38 repos · 33 files · 813 LOC
Depth 66 · HIGH
TypeScript Core
LANGUAGE · 8/38 repos · 32 files · 4637 LOC
Depth 58 · HIGH
JUnit Core
TESTING · 5/38 repos · 23 files · 697 LOC
Depth 20 · HIGH
Gradle Core
LANGUAGE · 6/38 repos · 18 files · 317 LOC
Depth 70 · HIGH
JavaScript Recurring
LANGUAGE · 2/38 repos · 13 files · 4524 LOC
Depth 70 · HIGH
Redis Core
CACHE · 4/38 repos · 12 files · 14364 LOC
Depth 69 · HIGH
Spring Data Recurring
LIBRARY · 2/38 repos · 9 files · 308 LOC
Depth 78 · HIGH
Apache Kafka Recurring
MESSAGE_BROKER · 3/38 repos · 9 files · 580 LOC
Depth 69 · HIGH
C Emerging
LANGUAGE · 1/38 repos · 8 files · 1135 LOC
Depth 70 · HIGH
MongoDB Recurring
DATABASE · 3/38 repos · 8 files · 428 LOC
Depth 69 · HIGH
Mockito Emerging
TESTING · 1/38 repos · 7 files · 302 LOC
Depth 57 · HIGH
TOML Core
LANGUAGE · 5/38 repos · 7 files · 317 LOC
Depth 70 · HIGH
PostgreSQL Core
DATABASE · 4/38 repos · 6 files · 223 LOC
Depth 61 · HIGH
XML Core
LANGUAGE · 4/38 repos · 6 files · 263 LOC
Depth 70 · HIGH
pip Core
BUILD_TOOL · 5/38 repos · 5 files · 50 LOC
Depth 80 · HIGH
Vitest Emerging
TESTING · 1/38 repos · 5 files · 239 LOC
Depth 53 · HIGH
Requests Recurring
LIBRARY · 2/38 repos · 4 files · 1010 LOC
Depth 66 · HIGH
Poetry Core
BUILD_TOOL · 4/38 repos · 4 files · 40 LOC
Depth 80 · HIGH
Maven Recurring
BUILD_TOOL · 3/38 repos · 3 files · 30 LOC
Depth 80 · HIGH
Dockerfile Recurring
LANGUAGE · 3/38 repos · 3 files · 114 LOC
Depth 70 · HIGH
Click Emerging
LIBRARY · 1/38 repos · 2 files · 2111 LOC
Depth 66 · HIGH
Elasticsearch Emerging
DATABASE · 1/38 repos · 2 files · 164 LOC
Depth 69 · HIGH
uv Recurring
BUILD_TOOL · 2/38 repos · 2 files · 20 LOC
Depth 80 · HIGH
Hibernate Emerging
LIBRARY · 1/38 repos · 2 files · 154 LOC
Depth 62 · HIGH
C++ Emerging
LANGUAGE · 1/38 repos · 2 files · 2566 LOC
Depth 70 · HIGH
npm Recurring
BUILD_TOOL · 2/38 repos · 2 files · 20 LOC
Depth 80 · HIGH
RabbitMQ Emerging
MESSAGE_BROKER · 1/38 repos · 2 files · 164 LOC
Depth 69 · HIGH
FastAPI Emerging
FRAMEWORK · 1/38 repos · 2 files · 4007 LOC
Depth 66 · HIGH
Spring Security Emerging
SECURITY · 1/38 repos · 1 files · 11 LOC
Depth 42 · HIGH
Scala Emerging
LANGUAGE · 1/38 repos · 1 files · 7 LOC
Depth 70 · HIGH
Vite Emerging
BUILD_TOOL · 1/38 repos · 1 files · 5 LOC
Depth 36 · HIGH
Zod Emerging
LIBRARY · 1/38 repos · 1 files · 1533 LOC
Depth 58 · HIGH
SQL Emerging
LANGUAGE · 1/38 repos · 1 files · 851 LOC
Depth 70 · HIGH
pandas Emerging
LIBRARY · 1/38 repos · 1 files · 96 LOC
Depth 54 · HIGH
Uvicorn Emerging
LIBRARY · 1/38 repos · 1 files · 2043 LOC
Depth 58 · HIGH
Ruff Emerging
QUALITY · 1/38 repos · 0 files · 0 LOC
mypy Emerging
QUALITY · 1/38 repos · 0 files · 0 LOC
HTTPX Recurring
LIBRARY · 2/38 repos · 0 files · 0 LOC
Pydantic Recurring
LIBRARY · 2/38 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationobserved
automated_testsobserved
documentationobserved
lintingobserved
formattingabsent
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
keeloq-python NumPy
corpus-mill NumPy
zero Markdown
continuous-ml Apache Kafka
idontknow Requests
basic-scdf-pipeline MongoDB
ACTIVITY & OWNERSHIP
Active months 20
Commits 1232
Owner authored 100%
PRIMARY PROFILE — HR VIEW
BackendJSON · Python · MarkdownHigh ownership
In 30 sec: direction — backend, core — JSON · Python · Markdown, 38 repos 2014 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
JSONPythonMarkdownJavapytestHigh ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 40
Forks 11
Watchers 25
EVERYTHING ABOVE IS TRACEABLE
38 repositories · 1232 commits · 1951 files · 191 evidence
Absence of a technology in the passport does not imply lack of experience