sergiodxa Sergio Xalambrí
Web Dev at Daffy.org. Previously: @ableco, @codeableorg, @platzi (YC W15), and @vercel
EVIDENCE BASE
56
Repositories
10711
Commits
13370
Files analyzed
36
Technologies
498
Evidence
114
Active months
Based on 56 repository passports · 50/56 current
ENGINEERING PROFILE
Frontend94%
Backend6%
Testing72%
DevOps94%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
TypeScript Core
LANGUAGE · 45/56 repos · 10085 files · 1062645 LOC
Depth 70 · HIGH
Vitest Recurring
TESTING · 3/56 repos · 2121 files · 310110 LOC
Depth 85 · HIGH
Markdown Core
LANGUAGE · 50/56 repos · 1596 files · 249379 LOC
Depth 70 · HIGH
JSON Core
LANGUAGE · 47/56 repos · 563 files · 181511 LOC
Depth 70 · HIGH
YAML Core
LANGUAGE · 43/56 repos · 193 files · 4263 LOC
Depth 70 · HIGH
SQL Recurring
LANGUAGE · 3/56 repos · 167 files · 5280 LOC
Depth 70 · HIGH
React Router Core
LIBRARY · 12/56 repos · 163 files · 10079 LOC
Depth 74 · HIGH
React Core
FRAMEWORK · 28/56 repos · 135 files · 10701 LOC
Depth 74 · HIGH
JavaScript Core
LANGUAGE · 22/56 repos · 133 files · 4267 LOC
Depth 70 · HIGH
Next.js Core
FRAMEWORK · 7/56 repos · 90 files · 8086 LOC
Depth 58 · HIGH
npm Core
BUILD_TOOL · 47/56 repos · 47 files · 470 LOC
Depth 80 · HIGH
Zod Core
LIBRARY · 9/56 repos · 46 files · 3659 LOC
Depth 41 · HIGH
ESLint Core
QUALITY · 24/56 repos · 42 files · 113125 LOC
Depth 69 · HIGH
Prettier Core
QUALITY · 24/56 repos · 40 files · 115194 LOC
Depth 65 · HIGH
Vite Core
BUILD_TOOL · 13/56 repos · 15 files · 383 LOC
Depth 41 · HIGH
Yarn Core
BUILD_TOOL · 12/56 repos · 12 files · 120 LOC
Depth 80 · HIGH
Redis Recurring
CACHE · 2/56 repos · 12 files · 5133 LOC
Depth 61 · HIGH
TOML Core
LANGUAGE · 9/56 repos · 11 files · 87 LOC
Depth 70 · HIGH
debug Core
LIBRARY · 6/56 repos · 7 files · 721 LOC
Depth 37 · HIGH
XML Recurring
LANGUAGE · 2/56 repos · 7 files · 69 LOC
Depth 70 · HIGH
Jest Core
TESTING · 5/56 repos · 5 files · 100 LOC
Depth 42 · HIGH
Tailwind CSS Core
LIBRARY · 14/56 repos · 4 files · 92 LOC
Dockerfile Core
LANGUAGE · 4/56 repos · 4 files · 76 LOC
Depth 70 · HIGH
Express Emerging
FRAMEWORK · 1/56 repos · 3 files · 1891 LOC
Depth 76 · HIGH
Redux Emerging
LIBRARY · 1/56 repos · 3 files · 311 LOC
Depth 66 · HIGH
GraphQL Emerging
LIBRARY · 1/56 repos · 3 files · 312 LOC
Depth 66 · HIGH
Shell Emerging
LANGUAGE · 1/56 repos · 2 files · 45 LOC
Depth 70 · HIGH
Axios Emerging
LIBRARY · 1/56 repos · 2 files · 64 LOC
Depth 62 · HIGH
RabbitMQ Emerging
MESSAGE_BROKER · 1/56 repos · 2 files · 3199 LOC
Depth 69 · HIGH
Apache Kafka Recurring
MESSAGE_BROKER · 2/56 repos · 2 files · 4285 LOC
Depth 65 · HIGH
MongoDB Emerging
DATABASE · 1/56 repos · 2 files · 150 LOC
Depth 72 · HIGH
PostgreSQL Emerging
DATABASE · 1/56 repos · 1 files · 212 LOC
Depth 65 · HIGH
Elasticsearch Emerging
DATABASE · 1/56 repos · 1 files · 120 LOC
Depth 65 · HIGH
Laravel Pint Emerging
QUALITY · 1/56 repos · 1 files · 46501 LOC
Depth 58 · HIGH
esbuild Emerging
BUILD_TOOL · 1/56 repos · 0 files · 0 LOC
Testing Library Core
TESTING · 7/56 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationobserved
automated_testsobserved
documentationobserved
lintingobserved
formattingobserved
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
remix-utils npm
remix-auth npm
sergiodxa.com npm
agent-skills Markdown
remix-i18next npm
remix-v3-demo npm
monorepo Vitest
ACTIVITY & OWNERSHIP
Active months 114
Commits 10711
Owner authored 69%
PRIMARY PROFILE — HR VIEW
FrontendTypeScript · Vitest · MarkdownCollaborative
In 30 sec: direction — frontend, core — TypeScript · Vitest · Markdown, 56 repos 2016 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
TypeScriptVitestMarkdownJSONYAMLCollaborative
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 8094
Forks 638
Watchers 133
EVERYTHING ABOVE IS TRACEABLE
56 repositories · 10711 commits · 13370 files · 498 evidence
Absence of a technology in the passport does not imply lack of experience