MathewKioko Mathew Kioko
Backend-focused Software Engineer. Node.js • TypeScript • Payments (M-Pesa) • Systems & APIs Building real-world products, not tutorials.
EVIDENCE BASE
32
Repositories
93298
Commits
2622
Files analyzed
55
Technologies
259
Evidence
103
Active months
Based on 32 repository passports · 26/32 current
ENGINEERING PROFILE
Frontend69%
Backend53%
Testing57%
DevOps65%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
TypeScript Core
LANGUAGE · 13/32 repos · 751 files · 101791 LOC
Depth 70 · HIGH
React Core
FRAMEWORK · 13/32 repos · 420 files · 73965 LOC
Depth 74 · HIGH
JavaScript Core
LANGUAGE · 16/32 repos · 282 files · 25077 LOC
Depth 70 · HIGH
Next.js Core
FRAMEWORK · 4/32 repos · 222 files · 28427 LOC
Depth 81 · HIGH
Java Recurring
LANGUAGE · 3/32 repos · 186 files · 20430 LOC
Depth 70 · HIGH
C Recurring
LANGUAGE · 2/32 repos · 176 files · 39961 LOC
Depth 70 · HIGH
C++ Recurring
LANGUAGE · 3/32 repos · 175 files · 12943 LOC
Depth 70 · HIGH
Markdown Core
LANGUAGE · 23/32 repos · 108 files · 14648 LOC
Depth 70 · HIGH
Dart Emerging
LANGUAGE · 1/32 repos · 100 files · 20225 LOC
Depth 70 · HIGH
JSON Core
LANGUAGE · 15/32 repos · 70 files · 95431 LOC
Depth 70 · HIGH
React Router Core
LIBRARY · 7/32 repos · 68 files · 9663 LOC
Depth 74 · HIGH
YAML Core
LANGUAGE · 21/32 repos · 53 files · 9703 LOC
Depth 70 · HIGH
Prisma Core
DATABASE · 6/32 repos · 52 files · 4976 LOC
Flutter Emerging
FRAMEWORK · 1/32 repos · 44 files · 14006 LOC
Depth 78 · HIGH
Shell Recurring
LANGUAGE · 2/32 repos · 40 files · 1496 LOC
Depth 70 · HIGH
Axios Core
LIBRARY · 10/32 repos · 39 files · 3927 LOC
Depth 74 · HIGH
Express Core
FRAMEWORK · 6/32 repos · 28 files · 1932 LOC
Depth 54 · HIGH
MongoDB Core
DATABASE · 5/32 repos · 26 files · 23604 LOC
Depth 77 · HIGH
ESLint Core
QUALITY · 11/32 repos · 23 files · 74957 LOC
Depth 55 · HIGH
BLoC Emerging
LIBRARY · 1/32 repos · 23 files · 9330 LOC
Depth 74 · HIGH
XML Core
LANGUAGE · 4/32 repos · 17 files · 550 LOC
Depth 70 · HIGH
npm Core
BUILD_TOOL · 14/32 repos · 14 files · 140 LOC
Depth 80 · HIGH
JUnit Recurring
TESTING · 2/32 repos · 12 files · 1664 LOC
Depth 53 · HIGH
Gradle Core
LANGUAGE · 5/32 repos · 11 files · 184 LOC
Depth 70 · HIGH
Vite Core
BUILD_TOOL · 9/32 repos · 10 files · 87 LOC
Depth 39 · HIGH
Zod Recurring
LIBRARY · 2/32 repos · 10 files · 1098 LOC
Depth 74 · HIGH
Dio Emerging
LIBRARY · 1/32 repos · 7 files · 3445 LOC
Depth 74 · HIGH
SQL Core
LANGUAGE · 4/32 repos · 6 files · 138 LOC
Depth 70 · HIGH
debug Recurring
LIBRARY · 3/32 repos · 5 files · 7654 LOC
Depth 62 · HIGH
Kotlin Emerging
LANGUAGE · 1/32 repos · 5 files · 247 LOC
Depth 70 · HIGH
TOML Core
LANGUAGE · 4/32 repos · 5 files · 69 LOC
Depth 70 · HIGH
Shared Preferences Emerging
LIBRARY · 1/32 repos · 4 files · 1255 LOC
Depth 70 · HIGH
Redis Emerging
CACHE · 1/32 repos · 4 files · 9848 LOC
Depth 89 · HIGH
PostgreSQL Recurring
DATABASE · 3/32 repos · 3 files · 57 LOC
Depth 42 · HIGH
Tailwind CSS Core
LIBRARY · 8/32 repos · 3 files · 346 LOC
Swift Emerging
LANGUAGE · 1/32 repos · 2 files · 21 LOC
Depth 70 · HIGH
Prettier Recurring
QUALITY · 2/32 repos · 2 files · 24202 LOC
Depth 61 · HIGH
Redux Emerging
LIBRARY · 1/32 repos · 2 files · 25 LOC
Depth 52 · HIGH
Dockerfile Recurring
LANGUAGE · 2/32 repos · 2 files · 16 LOC
Depth 70 · HIGH
Svelte Emerging
LANGUAGE · 1/32 repos · 1 files · 30 LOC
Depth 70 · HIGH
Requests Emerging
LIBRARY · 1/32 repos · 1 files · 11 LOC
Depth 17 · HIGH
body-parser Emerging
LIBRARY · 1/32 repos · 1 files · 91 LOC
Depth 54 · HIGH
Python Emerging
LANGUAGE · 1/32 repos · 1 files · 13 LOC
Depth 70 · HIGH
Hive Emerging
DATABASE · 1/32 repos · 1 files · 33 LOC
Depth 30 · HIGH
pnpm Emerging
BUILD_TOOL · 1/32 repos · 1 files · 10 LOC
Depth 80 · HIGH
Socket.IO Emerging
LIBRARY · 1/32 repos · 1 files · 57 LOC
Depth 58 · HIGH
Google Fonts Emerging
LIBRARY · 1/32 repos · 0 files · 0 LOC
HTTP (pub) Emerging
LIBRARY · 1/32 repos · 0 files · 0 LOC
Path Provider Emerging
LIBRARY · 1/32 repos · 0 files · 0 LOC
JSON Web Tokens Emerging
SECURITY · 1/32 repos · 0 files · 0 LOC
Equatable Emerging
LIBRARY · 1/32 repos · 0 files · 0 LOC
Cached Network Image Emerging
LIBRARY · 1/32 repos · 0 files · 0 LOC
Intl Emerging
LIBRARY · 1/32 repos · 0 files · 0 LOC
url_launcher Emerging
LIBRARY · 1/32 repos · 0 files · 0 LOC
flutter_lints Emerging
QUALITY · 1/32 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationobserved
automated_testsobserved
documentationobserved
lintingobserved
formattingabsent
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
WebChecker npm
Mathew-Tech Markdown
NovaStore YAML
task-app npm
TicketHub Next.js
scrcpy Gradle
codenight Next.js
ACTIVITY & OWNERSHIP
Active months 103
Commits 93298
Owner authored 100%
PRIMARY PROFILE — HR VIEW
FrontendTypeScript · React · JavaScriptHigh ownership
In 30 sec: direction — frontend, core — TypeScript · React · JavaScript, 32 repos 2017 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
TypeScriptReactJavaScriptNext.jsJavaHigh ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 52
Forks 11
Watchers 0
EVERYTHING ABOVE IS TRACEABLE
32 repositories · 93298 commits · 2622 files · 259 evidence
Absence of a technology in the passport does not imply lack of experience