frangelbarrera Frangel Raúl Crespo Barrera
Cybersecurity Engineer focused on defensive architecture.
EVIDENCE BASE
23
Repositories
989
Commits
1401
Files analyzed
54
Technologies
217
Evidence
13
Active months
Based on 23 repository passports · 20/23 current
ENGINEERING PROFILE
Frontend45%
Backend75%
Testing60%
DevOps75%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
Markdown Core
LANGUAGE · 20/23 repos · 340 files · 28106 LOC
Depth 70 · HIGH
Python Core
LANGUAGE · 12/23 repos · 306 files · 49525 LOC
Depth 70 · HIGH
TypeScript Core
LANGUAGE · 6/23 repos · 272 files · 47626 LOC
Depth 77 · HIGH
YAML Core
LANGUAGE · 20/23 repos · 97 files · 44184 LOC
Depth 70 · HIGH
React Core
FRAMEWORK · 4/23 repos · 94 files · 21652 LOC
Depth 74 · HIGH
JSON Core
LANGUAGE · 13/23 repos · 65 files · 66891 LOC
Depth 70 · HIGH
pytest Core
TESTING · 7/23 repos · 54 files · 11975 LOC
Depth 53 · HIGH
Pydantic Recurring
LIBRARY · 3/23 repos · 32 files · 6044 LOC
Depth 53 · HIGH
JavaScript Core
LANGUAGE · 7/23 repos · 32 files · 5576 LOC
Depth 70 · HIGH
Vitest Recurring
TESTING · 2/23 repos · 29 files · 4496 LOC
Depth 74 · HIGH
Express Emerging
FRAMEWORK · 1/23 repos · 29 files · 5555 LOC
Depth 74 · HIGH
C++ Emerging
LANGUAGE · 1/23 repos · 14 files · 809 LOC
Depth 70 · HIGH
Zod Recurring
LIBRARY · 2/23 repos · 12 files · 2096 LOC
Depth 58 · HIGH
Requests Recurring
LIBRARY · 3/23 repos · 11 files · 2422 LOC
Depth 70 · HIGH
Next.js Recurring
FRAMEWORK · 2/23 repos · 11 files · 3522 LOC
Depth 74 · HIGH
ESLint Core
QUALITY · 4/23 repos · 10 files · 56268 LOC
Depth 69 · HIGH
SQL Emerging
LANGUAGE · 1/23 repos · 10 files · 1349 LOC
Depth 70 · HIGH
TOML Core
LANGUAGE · 9/23 repos · 10 files · 793 LOC
Depth 70 · HIGH
Shell Core
LANGUAGE · 4/23 repos · 9 files · 676 LOC
Depth 70 · HIGH
Redis Core
CACHE · 4/23 repos · 9 files · 27988 LOC
Depth 77 · HIGH
pip Core
BUILD_TOOL · 8/23 repos · 8 files · 80 LOC
Depth 80 · HIGH
Poetry Core
BUILD_TOOL · 7/23 repos · 7 files · 70 LOC
Depth 80 · HIGH
pandas Recurring
LIBRARY · 2/23 repos · 7 files · 778 LOC
Depth 54 · HIGH
PostgreSQL Recurring
DATABASE · 3/23 repos · 6 files · 376 LOC
Depth 61 · HIGH
Playwright Recurring
TESTING · 2/23 repos · 6 files · 234 LOC
Depth 70 · HIGH
Supertest Emerging
TESTING · 1/23 repos · 6 files · 1998 LOC
Depth 53 · HIGH
npm Core
BUILD_TOOL · 6/23 repos · 6 files · 60 LOC
Depth 80 · HIGH
React Router Emerging
LIBRARY · 1/23 repos · 5 files · 1243 LOC
Depth 74 · HIGH
Flask Core
FRAMEWORK · 4/23 repos · 5 files · 745 LOC
Depth 58 · HIGH
Click Recurring
LIBRARY · 3/23 repos · 4 files · 891 LOC
Depth 66 · HIGH
NumPy Emerging
LIBRARY · 1/23 repos · 4 files · 621 LOC
Depth 74 · HIGH
AWS SDK Emerging
CLOUD · 1/23 repos · 4 files · 725 LOC
Depth 74 · HIGH
debug Emerging
LIBRARY · 1/23 repos · 4 files · 1117 LOC
Depth 70 · HIGH
Prettier Recurring
QUALITY · 2/23 repos · 3 files · 29084 LOC
Depth 65 · HIGH
Dockerfile Recurring
LANGUAGE · 3/23 repos · 3 files · 155 LOC
Depth 70 · HIGH
Prisma Emerging
DATABASE · 1/23 repos · 2 files · 98 LOC
Depth 66 · HIGH
PowerShell Emerging
LANGUAGE · 1/23 repos · 2 files · 307 LOC
Depth 70 · HIGH
Vite Emerging
BUILD_TOOL · 1/23 repos · 2 files · 156 LOC
Depth 66 · HIGH
Jinja2 Recurring
LIBRARY · 2/23 repos · 2 files · 793 LOC
Depth 58 · HIGH
Jest Emerging
TESTING · 1/23 repos · 2 files · 516 LOC
Depth 62 · HIGH
Tailwind CSS Recurring
LIBRARY · 2/23 repos · 2 files · 148 LOC
Depth 54 · HIGH
RabbitMQ Recurring
MESSAGE_BROKER · 2/23 repos · 2 files · 27419 LOC
Depth 61 · HIGH
MarkupSafe Emerging
LIBRARY · 1/23 repos · 1 files · 163 LOC
Depth 58 · HIGH
Axios Emerging
LIBRARY · 1/23 repos · 1 files · 107 LOC
Depth 58 · HIGH
uv Emerging
BUILD_TOOL · 1/23 repos · 1 files · 10 LOC
Depth 80 · HIGH
Werkzeug Recurring
LIBRARY · 2/23 repos · 1 files · 457 LOC
Depth 58 · HIGH
MongoDB Emerging
DATABASE · 1/23 repos · 1 files · 19901 LOC
Depth 61 · HIGH
pnpm Emerging
BUILD_TOOL · 1/23 repos · 1 files · 10 LOC
Depth 80 · HIGH
Apache Kafka Emerging
MESSAGE_BROKER · 1/23 repos · 1 files · 19901 LOC
Depth 61 · HIGH
mypy Recurring
QUALITY · 3/23 repos · 0 files · 0 LOC
Gunicorn Emerging
LIBRARY · 1/23 repos · 0 files · 0 LOC
esbuild Emerging
BUILD_TOOL · 1/23 repos · 0 files · 0 LOC
Ruff Core
QUALITY · 5/23 repos · 0 files · 0 LOC
HTTPX Emerging
LIBRARY · 1/23 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationobserved
automated_testsobserved
documentationobserved
lintingobserved
formattingobserved
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
OSINT-BIBLE JSON
industrial-scanner Click
Network-Scanner Redis
Cloud-Misconfig-Scanner AWS SDK
StyxLoaderX-Injection-Research TypeScript
ACTIVITY & OWNERSHIP
Active months 13
Commits 989
Owner authored 87%
PRIMARY PROFILE — HR VIEW
Full-stackMarkdown · Python · TypeScriptHigh ownership
In 30 sec: direction — full-stack, core — Markdown · Python · TypeScript, 23 repos 2025 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
MarkdownPythonTypeScriptYAMLReactHigh ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 1261
Forks 253
Watchers 8
EVERYTHING ABOVE IS TRACEABLE
23 repositories · 989 commits · 1401 files · 217 evidence
Absence of a technology in the passport does not imply lack of experience