JoyceFatima Joyce de Fatima Costa Santos
I’m a Software Engineer. I'm always learning. Passionate about creating solutions to real-world problems. 🇧🇷 #opensource #react #typescript #nodejs
EVIDENCE BASE
45
Repositories
270
Commits
1644
Files analyzed
36
Technologies
337
Evidence
27
Active months
Based on 45 repository passports · 37/45 current
ENGINEERING PROFILE
Frontend94%
Backend16%
Testing64%
DevOps81%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
TypeScript Core
LANGUAGE · 26/45 repos · 876 files · 38809 LOC
Depth 70 · HIGH
React Core
FRAMEWORK · 24/45 repos · 237 files · 16754 LOC
Depth 85 · HIGH
JavaScript Core
LANGUAGE · 24/45 repos · 185 files · 4414 LOC
Depth 70 · HIGH
JSON Core
LANGUAGE · 30/45 repos · 132 files · 270192 LOC
Depth 70 · HIGH
NestJS Recurring
FRAMEWORK · 3/45 repos · 124 files · 7249 LOC
Depth 74 · HIGH
ESLint Core
QUALITY · 24/45 repos · 56 files · 149110 LOC
Depth 69 · HIGH
Next.js Core
FRAMEWORK · 8/45 repos · 37 files · 2439 LOC
Depth 53 · HIGH
Prettier Core
QUALITY · 20/45 repos · 34 files · 148530 LOC
Depth 65 · HIGH
React Router Core
LIBRARY · 6/45 repos · 32 files · 1092 LOC
Depth 66 · HIGH
npm Core
BUILD_TOOL · 30/45 repos · 30 files · 300 LOC
Depth 80 · HIGH
Markdown Core
LANGUAGE · 26/45 repos · 28 files · 1802 LOC
Depth 70 · HIGH
Axios Core
LIBRARY · 10/45 repos · 17 files · 544 LOC
Depth 49 · HIGH
Hibernate Recurring
LIBRARY · 2/45 repos · 17 files · 622 LOC
Depth 74 · HIGH
Zod Core
LIBRARY · 6/45 repos · 13 files · 994 LOC
Depth 62 · HIGH
Vite Core
BUILD_TOOL · 9/45 repos · 9 files · 70 LOC
Depth 40 · HIGH
SQL Recurring
LANGUAGE · 2/45 repos · 8 files · 93 LOC
Depth 70 · HIGH
YAML Core
LANGUAGE · 6/45 repos · 6 files · 16137 LOC
Depth 70 · HIGH
Playwright Emerging
TESTING · 1/45 repos · 6 files · 156 LOC
Depth 74 · HIGH
Tailwind CSS Core
LIBRARY · 8/45 repos · 6 files · 267 LOC
Depth 40 · HIGH
MongoDB Recurring
DATABASE · 3/45 repos · 6 files · 32220 LOC
Depth 89 · HIGH
Yarn Core
BUILD_TOOL · 4/45 repos · 4 files · 40 LOC
Depth 80 · HIGH
pnpm Core
BUILD_TOOL · 4/45 repos · 4 files · 40 LOC
Depth 80 · HIGH
Prisma Recurring
DATABASE · 2/45 repos · 4 files · 133 LOC
Depth 62 · HIGH
Supertest Core
TESTING · 4/45 repos · 3 files · 136 LOC
Vitest Recurring
TESTING · 2/45 repos · 2 files · 115 LOC
Depth 42 · HIGH
Express Emerging
FRAMEWORK · 1/45 repos · 2 files · 28 LOC
Depth 53 · HIGH
Redux Emerging
LIBRARY · 1/45 repos · 2 files · 13 LOC
Depth 47 · HIGH
Redis Recurring
CACHE · 2/45 repos · 2 files · 24482 LOC
Depth 61 · HIGH
TOML Recurring
LANGUAGE · 2/45 repos · 2 files · 6 LOC
Depth 70 · HIGH
PostgreSQL Recurring
DATABASE · 3/45 repos · 1 files · 19 LOC
Depth 45 · HIGH
body-parser Emerging
LIBRARY · 1/45 repos · 1 files · 11 LOC
Depth 42 · HIGH
Jest Recurring
TESTING · 3/45 repos · 1 files · 17 LOC
Depth 41 · HIGH
Lodash Emerging
LIBRARY · 1/45 repos · 0 files · 0 LOC
JSON Web Tokens Recurring
SECURITY · 2/45 repos · 0 files · 0 LOC
GraphQL Emerging
LIBRARY · 1/45 repos · 0 files · 0 LOC
Testing Library Core
TESTING · 7/45 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationabsent
automated_testsobserved
documentationobserved
lintingobserved
formattingobserved
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
books-ds React
Control_Finance npm
letmeask npm
devstore npm
nlw-setup React
Javascript-Exercises JavaScript
PIZZASHOP-WEB npm
ACTIVITY & OWNERSHIP
Active months 27
Commits 270
Owner authored 100%
PRIMARY PROFILE — HR VIEW
FrontendTypeScript · React · JavaScriptHigh ownership
In 30 sec: direction — frontend, core — TypeScript · React · JavaScript, 45 repos 2022 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
TypeScriptReactJavaScriptJSONNestJSHigh ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 130
Forks 7
Watchers 34
EVERYTHING ABOVE IS TRACEABLE
45 repositories · 270 commits · 1644 files · 337 evidence
Absence of a technology in the passport does not imply lack of experience