stephancill Stephan Cilliers
cypherpunk wannabe
EVIDENCE BASE
50
Repositories
3673
Commits
3528
Files analyzed
52
Technologies
540
Evidence
84
Active months
Based on 50 repository passports · 49/50 current
ENGINEERING PROFILE
Frontend91%
Backend44%
Testing61%
DevOps89%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
TypeScript Core
LANGUAGE · 45/50 repos · 1360 files · 163889 LOC
Depth 70 · HIGH
Swift Core
LANGUAGE · 8/50 repos · 549 files · 121264 LOC
Depth 70 · HIGH
React Core
FRAMEWORK · 24/50 repos · 272 files · 38740 LOC
Depth 74 · HIGH
Markdown Core
LANGUAGE · 49/50 repos · 266 files · 57282 LOC
Depth 70 · HIGH
JSON Core
LANGUAGE · 47/50 repos · 216 files · 38973 LOC
Depth 70 · HIGH
Next.js Core
FRAMEWORK · 14/50 repos · 129 files · 14331 LOC
Depth 62 · HIGH
C++ Recurring
LANGUAGE · 2/50 repos · 106 files · 22164 LOC
Depth 70 · HIGH
Go Emerging
LANGUAGE · 1/50 repos · 105 files · 23230 LOC
Depth 70 · HIGH
JUnit Core
TESTING · 4/50 repos · 102 files · 20577 LOC
Depth 53 · HIGH
Vitest Core
TESTING · 7/50 repos · 92 files · 18801 LOC
Depth 78 · HIGH
YAML Core
LANGUAGE · 30/50 repos · 66 files · 78388 LOC
Depth 70 · HIGH
Redis Core
CACHE · 16/50 repos · 59 files · 84117 LOC
Depth 61 · HIGH
JavaScript Core
LANGUAGE · 22/50 repos · 56 files · 8104 LOC
Depth 70 · HIGH
npm Core
BUILD_TOOL · 41/50 repos · 41 files · 410 LOC
Depth 80 · HIGH
Zod Core
LIBRARY · 19/50 repos · 40 files · 12507 LOC
Python Core
LANGUAGE · 5/50 repos · 34 files · 8370 LOC
Depth 70 · HIGH
PostgreSQL Core
DATABASE · 9/50 repos · 32 files · 56498 LOC
Depth 89 · HIGH
C Recurring
LANGUAGE · 2/50 repos · 32 files · 34523 LOC
Depth 70 · HIGH
SQL Core
LANGUAGE · 9/50 repos · 30 files · 815 LOC
Depth 70 · HIGH
TOML Core
LANGUAGE · 15/50 repos · 21 files · 357 LOC
Depth 70 · HIGH
Vite Core
BUILD_TOOL · 13/50 repos · 16 files · 434 LOC
Depth 45 · HIGH
Shell Core
LANGUAGE · 8/50 repos · 16 files · 1305 LOC
Depth 70 · HIGH
Prettier Core
QUALITY · 13/50 repos · 16 files · 34570 LOC
Depth 65 · HIGH
React Router Recurring
LIBRARY · 2/50 repos · 15 files · 1780 LOC
Depth 74 · HIGH
Rust Emerging
LANGUAGE · 1/50 repos · 14 files · 2746 LOC
Depth 70 · HIGH
ESLint Core
QUALITY · 12/50 repos · 14 files · 55982 LOC
Depth 61 · HIGH
pnpm Core
BUILD_TOOL · 14/50 repos · 14 files · 140 LOC
Depth 80 · HIGH
Tailwind CSS Core
LIBRARY · 13/50 repos · 8 files · 380 LOC
Express Core
FRAMEWORK · 6/50 repos · 6 files · 2399 LOC
Depth 58 · HIGH
Prisma Emerging
DATABASE · 1/50 repos · 5 files · 335 LOC
Depth 81 · HIGH
MongoDB Core
DATABASE · 5/50 repos · 5 files · 47076 LOC
Depth 61 · HIGH
RabbitMQ Core
MESSAGE_BROKER · 5/50 repos · 5 files · 47076 LOC
Depth 61 · HIGH
Apache Kafka Core
MESSAGE_BROKER · 5/50 repos · 5 files · 47076 LOC
Depth 61 · HIGH
Tokio Emerging
LIBRARY · 1/50 repos · 3 files · 531 LOC
Depth 66 · HIGH
Requests Emerging
LIBRARY · 1/50 repos · 3 files · 203 LOC
Depth 62 · HIGH
Yarn Recurring
BUILD_TOOL · 3/50 repos · 3 files · 30 LOC
Depth 80 · HIGH
Dockerfile Recurring
LANGUAGE · 3/50 repos · 3 files · 116 LOC
Depth 70 · HIGH
Svelte Emerging
LANGUAGE · 1/50 repos · 2 files · 83 LOC
Depth 70 · HIGH
Vue Emerging
LANGUAGE · 1/50 repos · 2 files · 87 LOC
Depth 70 · HIGH
Serde Emerging
LIBRARY · 1/50 repos · 1 files · 70 LOC
Depth 58 · HIGH
Bytes Emerging
LIBRARY · 1/50 repos · 1 files · 220 LOC
Depth 58 · HIGH
Cargo Emerging
BUILD_TOOL · 1/50 repos · 1 files · 10 LOC
Depth 80 · HIGH
Go Modules Emerging
BUILD_TOOL · 1/50 repos · 1 files · 10 LOC
Depth 80 · HIGH
Jest Core
TESTING · 4/50 repos · 1 files · 23 LOC
debug Emerging
LIBRARY · 1/50 repos · 1 files · 379 LOC
Depth 58 · HIGH
Testify Emerging
TESTING · 1/50 repos · 1 files · 71 LOC
Depth 37 · HIGH
Pipenv Emerging
BUILD_TOOL · 1/50 repos · 1 files · 10 LOC
Depth 80 · HIGH
XML Emerging
LANGUAGE · 1/50 repos · 1 files · 8 LOC
Depth 70 · HIGH
esbuild Recurring
BUILD_TOOL · 2/50 repos · 0 files · 0 LOC
Tracing Emerging
OBSERVABILITY · 1/50 repos · 0 files · 0 LOC
JSON Web Tokens Recurring
SECURITY · 2/50 repos · 0 files · 0 LOC
Clap Emerging
LIBRARY · 1/50 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationobserved
automated_testsobserved
documentationobserved
lintingobserved
formattingobserved
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
stupid-app-cli C++
mcafee2cash Pipenv
frames-v2-template Redis
rpc-racer npm
lazy-indexer-v2 Redis
frameswap npm
ACTIVITY & OWNERSHIP
Active months 84
Commits 3673
Owner authored 100%
PRIMARY PROFILE — HR VIEW
FrontendTypeScript · Swift · ReactHigh ownership
In 30 sec: direction — frontend, core — TypeScript · Swift · React, 50 repos 2017 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
TypeScriptSwiftReactMarkdownJSONHigh ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 305
Forks 55
Watchers 34
EVERYTHING ABOVE IS TRACEABLE
50 repositories · 3673 commits · 3528 files · 540 evidence
Absence of a technology in the passport does not imply lack of experience