StefanoSaffran Stefano Akira Saffran
Software Engineer | Front-end Developer
EVIDENCE BASE
50
Repositories
3099
Commits
4398
Files analyzed
36
Technologies
599
Evidence
61
Active months
Based on 50 repository passports · 49/50 current
ENGINEERING PROFILE
Frontend100%
Backend51%
Testing87%
DevOps95%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
JavaScript Core
LANGUAGE · 49/50 repos · 1396 files · 56287 LOC
Depth 70 · HIGH
TypeScript Core
LANGUAGE · 30/50 repos · 961 files · 40280 LOC
Depth 70 · HIGH
React Core
FRAMEWORK · 37/50 repos · 749 files · 37976 LOC
Depth 78 · HIGH
JSON Core
LANGUAGE · 48/50 repos · 382 files · 300701 LOC
Depth 70 · HIGH
ESLint Core
QUALITY · 41/50 repos · 202 files · 765983 LOC
Depth 88 · HIGH
Prettier Core
QUALITY · 35/50 repos · 163 files · 514614 LOC
Depth 88 · HIGH
React Router Core
LIBRARY · 22/50 repos · 131 files · 7733 LOC
Depth 74 · HIGH
Express Core
FRAMEWORK · 21/50 repos · 94 files · 2353 LOC
Depth 74 · HIGH
Markdown Core
LANGUAGE · 39/50 repos · 84 files · 3235 LOC
Depth 70 · HIGH
Axios Core
LIBRARY · 28/50 repos · 59 files · 1110 LOC
Depth 50 · HIGH
npm Core
BUILD_TOOL · 47/50 repos · 47 files · 470 LOC
Depth 80 · HIGH
XML Core
LANGUAGE · 6/50 repos · 44 files · 436 LOC
Depth 70 · HIGH
MongoDB Core
DATABASE · 7/50 repos · 44 files · 28387 LOC
Depth 85 · HIGH
Yarn Core
BUILD_TOOL · 40/50 repos · 40 files · 400 LOC
Depth 80 · HIGH
Gradle Core
LANGUAGE · 12/50 repos · 39 files · 2627 LOC
Depth 70 · HIGH
Supertest Core
TESTING · 10/50 repos · 37 files · 4093 LOC
Depth 26 · HIGH
Redux Core
LIBRARY · 7/50 repos · 28 files · 434 LOC
Depth 47 · HIGH
Java Core
LANGUAGE · 6/50 repos · 27 files · 1295 LOC
Depth 70 · HIGH
Hibernate Core
LIBRARY · 6/50 repos · 21 files · 607 LOC
Depth 70 · HIGH
Apache Kafka Core
MESSAGE_BROKER · 11/50 repos · 19 files · 116042 LOC
Depth 65 · HIGH
Redis Core
CACHE · 5/50 repos · 18 files · 25367 LOC
Depth 93 · HIGH
Next.js Core
FRAMEWORK · 10/50 repos · 17 files · 5612 LOC
Depth 66 · HIGH
Vue Recurring
LANGUAGE · 2/50 repos · 14 files · 676 LOC
Depth 70 · HIGH
C++ Core
LANGUAGE · 6/50 repos · 11 files · 91 LOC
Depth 70 · HIGH
body-parser Core
LIBRARY · 4/50 repos · 5 files · 156 LOC
Depth 50 · HIGH
RabbitMQ Core
MESSAGE_BROKER · 5/50 repos · 5 files · 25001 LOC
Depth 65 · HIGH
Socket.IO Recurring
LIBRARY · 3/50 repos · 3 files · 119 LOC
Depth 58 · HIGH
Jest Core
TESTING · 10/50 repos · 3 files · 126 LOC
Depth 55 · HIGH
Webpack Core
BUILD_TOOL · 4/50 repos · 2 files · 124 LOC
Lodash Emerging
LIBRARY · 1/50 repos · 1 files · 58 LOC
Depth 58 · HIGH
YAML Emerging
LANGUAGE · 1/50 repos · 1 files · 30 LOC
Depth 70 · HIGH
Morgan Recurring
OBSERVABILITY · 2/50 repos · 1 files · 90 LOC
Ruby Emerging
LANGUAGE · 1/50 repos · 1 files · 8 LOC
Depth 70 · HIGH
PostgreSQL Recurring
DATABASE · 2/50 repos · 0 files · 0 LOC
JSON Web Tokens Emerging
SECURITY · 1/50 repos · 0 files · 0 LOC
Testing Library Core
TESTING · 13/50 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationabsent
automated_testsobserved
documentationobserved
lintingobserved
formattingobserved
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
gobarber ESLint
ecoleta ESLint
be-the-hero ESLint
proffy ESLint
fastfeet ESLint
spotify-clone npm
bootcamp-fullstack-igti ESLint
dino Markdown
ACTIVITY & OWNERSHIP
Active months 61
Commits 3099
Owner authored 99%
PRIMARY PROFILE — HR VIEW
FrontendJavaScript · TypeScript · ReactHigh ownership
In 30 sec: direction — frontend, core — JavaScript · TypeScript · React, 50 repos 2019 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
JavaScriptTypeScriptReactJSONESLintHigh ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 239
Forks 73
Watchers 51
EVERYTHING ABOVE IS TRACEABLE
50 repositories · 3099 commits · 4398 files · 599 evidence
Absence of a technology in the passport does not imply lack of experience