sarahdayan Sarah Dayan
Principal Software Engineer @algolia working on front-end search · Creator of @dinerojs
EVIDENCE BASE
64
Repositories
2145
Commits
1224
Files analyzed
32
Technologies
118
Evidence
72
Active months
Based on 64 repository passports · 11/64 current
ENGINEERING PROFILE
Frontend81%
Backend18%
Testing72%
DevOps90%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
TypeScript Core
LANGUAGE · 6/64 repos · 666 files · 32113 LOC
Depth 70 · HIGH
JavaScript Core
LANGUAGE · 9/64 repos · 155 files · 5500 LOC
Depth 70 · HIGH
React Core
FRAMEWORK · 5/64 repos · 104 files · 14445 LOC
Depth 74 · HIGH
Markdown Core
LANGUAGE · 10/64 repos · 98 files · 10134 LOC
Depth 70 · HIGH
JSON Core
LANGUAGE · 9/64 repos · 97 files · 146601 LOC
Depth 70 · HIGH
Next.js Recurring
FRAMEWORK · 3/64 repos · 80 files · 5550 LOC
Depth 74 · HIGH
Vitest Recurring
TESTING · 3/64 repos · 44 files · 7208 LOC
ESLint Core
QUALITY · 7/64 repos · 21 files · 61139 LOC
Depth 77 · HIGH
Prettier Core
QUALITY · 6/64 repos · 17 files · 56223 LOC
Depth 69 · HIGH
YAML Core
LANGUAGE · 6/64 repos · 15 files · 4967 LOC
Depth 70 · HIGH
npm Core
BUILD_TOOL · 9/64 repos · 9 files · 90 LOC
Depth 80 · HIGH
Prisma Emerging
DATABASE · 1/64 repos · 8 files · 1463 LOC
Depth 78 · HIGH
Yarn Core
BUILD_TOOL · 6/64 repos · 6 files · 60 LOC
Depth 80 · HIGH
Vue Core
FRAMEWORK · 4/64 repos · 6 files · 1215 LOC
Depth 37 · HIGH
Vite Recurring
BUILD_TOOL · 3/64 repos · 5 files · 38 LOC
Depth 38 · HIGH
SQL Emerging
LANGUAGE · 1/64 repos · 4 files · 379 LOC
Depth 70 · HIGH
XML Emerging
LANGUAGE · 1/64 repos · 3 files · 59 LOC
Depth 70 · HIGH
TOML Recurring
LANGUAGE · 2/64 repos · 3 files · 54 LOC
Depth 70 · HIGH
Dockerfile Emerging
LANGUAGE · 1/64 repos · 2 files · 46 LOC
Depth 70 · HIGH
Svelte Emerging
FRAMEWORK · 1/64 repos · 1 files · 50 LOC
Depth 58 · HIGH
pnpm Emerging
BUILD_TOOL · 1/64 repos · 1 files · 10 LOC
Depth 80 · HIGH
Shell Emerging
LANGUAGE · 1/64 repos · 1 files · 8 LOC
Depth 70 · HIGH
Axios Emerging
LIBRARY · 1/64 repos · 1 files · 60 LOC
Depth 58 · HIGH
Gin Emerging
FRAMEWORK · 1/64 repos · 1 files · 125 LOC
Depth 37 · HIGH
Bundler Emerging
BUILD_TOOL · 1/64 repos · 1 files · 10 LOC
Depth 80 · HIGH
React Router Emerging
LIBRARY · 1/64 repos · 1 files · 737 LOC
Depth 58 · HIGH
Webpack Emerging
BUILD_TOOL · 1/64 repos · 1 files · 33 LOC
Depth 47 · HIGH
Supertest Emerging
TESTING · 1/64 repos · 0 files · 0 LOC
Jest Core
TESTING · 4/64 repos · 0 files · 0 LOC
Tailwind CSS Recurring
LIBRARY · 2/64 repos · 0 files · 0 LOC
Testing Library Emerging
TESTING · 1/64 repos · 0 files · 0 LOC
Cypress Emerging
TESTING · 1/64 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationobserved
automated_testsobserved
documentationobserved
lintingobserved
formattingobserved
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
webflix Prisma
frontstuff Bundler
browserstore.js npm
usedby.dev ESLint
ui-docs Next.js
draftpkg React
sarahdayan.github.io UNKNOWN
ACTIVITY & OWNERSHIP
Active months 72
Commits 2145
Owner authored 98%
PRIMARY PROFILE — HR VIEW
FrontendTypeScript · JavaScript · ReactHigh ownership
In 30 sec: direction — frontend, core — TypeScript · JavaScript · React, 64 repos 2017 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
TypeScriptJavaScriptReactMarkdownJSONHigh ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 250
Forks 17
Watchers 8
EVERYTHING ABOVE IS TRACEABLE
64 repositories · 2145 commits · 1224 files · 118 evidence
Absence of a technology in the passport does not imply lack of experience