fferegrino Antonio Feregrino
data science, software development and lego bricks
EVIDENCE BASE
113
Repositories
7449
Commits
6112
Files analyzed
69
Technologies
743
Evidence
96
Active months
Based on 113 repository passports · 106/113 current
ENGINEERING PROFILE
Frontend30%
Backend69%
Testing48%
DevOps78%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
JSON Core
LANGUAGE · 37/113 repos · 1045 files · 397440 LOC
Depth 70 · HIGH
Python Core
LANGUAGE · 68/113 repos · 500 files · 36453 LOC
Depth 70 · HIGH
Markdown Core
LANGUAGE · 82/113 repos · 415 files · 31210 LOC
Depth 70 · HIGH
YAML Core
LANGUAGE · 59/113 repos · 108 files · 4698 LOC
Depth 70 · HIGH
C# Emerging
LANGUAGE · 1/113 repos · 87 files · 13798 LOC
Depth 70 · HIGH
TypeScript Core
LANGUAGE · 14/113 repos · 75 files · 5539 LOC
Depth 58 · HIGH
JavaScript Core
LANGUAGE · 27/113 repos · 62 files · 8086 LOC
Depth 70 · HIGH
pytest Core
TESTING · 20/113 repos · 58 files · 6371 LOC
Depth 37 · HIGH
TOML Core
LANGUAGE · 37/113 repos · 53 files · 2284 LOC
Depth 70 · HIGH
XML Core
LANGUAGE · 8/113 repos · 42 files · 3222 LOC
Depth 70 · HIGH
NumPy Core
LIBRARY · 17/113 repos · 37 files · 4780 LOC
Depth 73 · HIGH
Poetry Core
BUILD_TOOL · 35/113 repos · 35 files · 350 LOC
Depth 80 · HIGH
pandas Core
LIBRARY · 17/113 repos · 34 files · 2872 LOC
Depth 85 · HIGH
Requests Core
LIBRARY · 24/113 repos · 32 files · 2412 LOC
Depth 54 · HIGH
pip Core
BUILD_TOOL · 28/113 repos · 28 files · 280 LOC
Depth 80 · HIGH
Dockerfile Core
LANGUAGE · 12/113 repos · 24 files · 278 LOC
Depth 70 · HIGH
Redis Core
CACHE · 8/113 repos · 23 files · 17724 LOC
Depth 65 · HIGH
Apache Kafka Recurring
MESSAGE_BROKER · 3/113 repos · 21 files · 6253 LOC
Depth 88 · HIGH
ESLint Core
QUALITY · 6/113 repos · 20 files · 53136 LOC
Depth 73 · HIGH
uv Core
BUILD_TOOL · 19/113 repos · 19 files · 190 LOC
Depth 80 · HIGH
Shell Core
LANGUAGE · 11/113 repos · 19 files · 592 LOC
Depth 70 · HIGH
Swift Recurring
LANGUAGE · 2/113 repos · 17 files · 2310 LOC
Depth 70 · HIGH
Prettier Core
QUALITY · 7/113 repos · 15 files · 48552 LOC
Depth 73 · HIGH
npm Core
BUILD_TOOL · 15/113 repos · 15 files · 150 LOC
Depth 80 · HIGH
React Core
FRAMEWORK · 6/113 repos · 14 files · 1242 LOC
Depth 58 · HIGH
Click Core
LIBRARY · 8/113 repos · 12 files · 992 LOC
Depth 58 · HIGH
MongoDB Core
DATABASE · 10/113 repos · 11 files · 6847 LOC
Depth 61 · HIGH
Pipenv Core
BUILD_TOOL · 10/113 repos · 10 files · 100 LOC
Depth 80 · HIGH
Kotlin Emerging
LANGUAGE · 1/113 repos · 10 files · 261 LOC
Depth 70 · HIGH
PostgreSQL Core
DATABASE · 4/113 repos · 9 files · 871 LOC
Depth 72 · HIGH
Rust Emerging
LANGUAGE · 1/113 repos · 8 files · 671 LOC
Depth 70 · HIGH
C++ Emerging
LANGUAGE · 1/113 repos · 8 files · 93 LOC
Depth 70 · HIGH
FastAPI Core
FRAMEWORK · 4/113 repos · 8 files · 589 LOC
Depth 66 · HIGH
SQLAlchemy Recurring
LIBRARY · 2/113 repos · 7 files · 340 LOC
Depth 70 · HIGH
Flask Recurring
FRAMEWORK · 2/113 repos · 7 files · 207 LOC
Depth 74 · HIGH
Pydantic Core
LIBRARY · 4/113 repos · 6 files · 406 LOC
Depth 46 · HIGH
SQL Emerging
LANGUAGE · 1/113 repos · 6 files · 3162 LOC
Depth 70 · HIGH
Uvicorn Recurring
LIBRARY · 3/113 repos · 6 files · 371 LOC
Depth 62 · HIGH
lxml Recurring
LIBRARY · 3/113 repos · 5 files · 242 LOC
Spring Boot Emerging
FRAMEWORK · 1/113 repos · 4 files · 95 LOC
Depth 70 · HIGH
Playwright Emerging
LIBRARY · 1/113 repos · 4 files · 361 LOC
Depth 74 · HIGH
Vite Recurring
BUILD_TOOL · 3/113 repos · 4 files · 76 LOC
Depth 44 · HIGH
AWS SDK Recurring
CLOUD · 3/113 repos · 4 files · 509 LOC
Depth 58 · HIGH
Spring Framework Emerging
FRAMEWORK · 1/113 repos · 4 files · 117 LOC
Depth 70 · HIGH
Jinja2 Emerging
LIBRARY · 1/113 repos · 3 files · 490 LOC
Depth 70 · HIGH
Terraform Recurring
LANGUAGE · 2/113 repos · 3 files · 224 LOC
Depth 70 · HIGH
JUnit Emerging
TESTING · 1/113 repos · 3 files · 76 LOC
Depth 45 · HIGH
RabbitMQ Recurring
MESSAGE_BROKER · 3/113 repos · 3 files · 946 LOC
Depth 65 · HIGH
Gradle Recurring
LANGUAGE · 2/113 repos · 3 files · 93 LOC
Depth 70 · HIGH
Jackson Emerging
LIBRARY · 1/113 repos · 2 files · 84 LOC
Depth 62 · HIGH
Werkzeug Emerging
LIBRARY · 1/113 repos · 2 files · 82 LOC
Depth 62 · HIGH
Yarn Recurring
BUILD_TOOL · 2/113 repos · 2 files · 20 LOC
Depth 80 · HIGH
Elasticsearch Emerging
DATABASE · 1/113 repos · 2 files · 1081 LOC
Depth 69 · HIGH
Serde Emerging
LIBRARY · 1/113 repos · 1 files · 31 LOC
Depth 50 · HIGH
Starlette Emerging
FRAMEWORK · 1/113 repos · 1 files · 128 LOC
Depth 58 · HIGH
Axios Emerging
LIBRARY · 1/113 repos · 1 files · 39 LOC
Depth 53 · HIGH
Bundler Emerging
BUILD_TOOL · 1/113 repos · 1 files · 10 LOC
Depth 80 · HIGH
Cargo Emerging
BUILD_TOOL · 1/113 repos · 1 files · 10 LOC
Depth 80 · HIGH
debug Emerging
LIBRARY · 1/113 repos · 1 files · 220 LOC
Depth 58 · HIGH
NuGet Emerging
BUILD_TOOL · 1/113 repos · 1 files · 10 LOC
Depth 80 · HIGH
python-dotenv Core
LIBRARY · 6/113 repos · 0 files · 0 LOC
Black Core
QUALITY · 12/113 repos · 0 files · 0 LOC
Gunicorn Emerging
LIBRARY · 1/113 repos · 0 files · 0 LOC
Ruff Recurring
QUALITY · 2/113 repos · 0 files · 0 LOC
Lodash Emerging
LIBRARY · 1/113 repos · 0 files · 0 LOC
HTTPX Recurring
LIBRARY · 2/113 repos · 0 files · 0 LOC
Clap Emerging
LIBRARY · 1/113 repos · 0 files · 0 LOC
Tailwind CSS Recurring
LIBRARY · 3/113 repos · 0 files · 0 LOC
Webpack Emerging
BUILD_TOOL · 1/113 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 96
Commits 7449
Owner authored 0%
PRIMARY PROFILE — HR VIEW
BackendJSON · Python · MarkdownTeam
In 30 sec: direction — backend, core — JSON · Python · Markdown, 113 repos 2017 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
JSONPythonMarkdownYAMLC#Team
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 233
Forks 124
Watchers 76
EVERYTHING ABOVE IS TRACEABLE
113 repositories · 7449 commits · 6112 files · 743 evidence
Absence of a technology in the passport does not imply lack of experience