#onboarding hackathon ideas

7 ideas across 4 categories · 1 beginner · 3 intermediate · 3 advanced. Sorted by judging fit (editorial estimate).

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AI Agents
New Hire Onboarding Buddy
A chat buddy answers newcomer questions from your docs and checks off onboarding tasks
Intermediate16h1–3
RAGSlack APILLM
17/20
Fintech
KYC Document Pre-Check
Check ID photos for blur, glare and mismatched names before submission
Intermediate14h1–2
MediaPipeTesseract.jsNext.js
17/20
Devtools
Interactive Codebase Map
Explore a codebase as a map of modules, dependencies and owners
Advanced24h2–3
Tree-sitterEChartsLLM
17/20
Devtools
Guided Code Tours
Record step-by-step tours through a codebase that newcomers can follow
Intermediate14h1–2
Tree-sitterLLMNext.js
17/20
Web3
Wallet Activity Explainer
Explains a wallet’s transactions in plain English
Beginner12h1–2
Next.jsviemLLM
15/20
Web3
Gasless Onboarding Wallet
Lets new users act on-chain with just an email-style login and no gas
Advanced48h2–4
SolidityAccount abstractionviem
15/20
Devtools
Private Codebase Q&A
Answers questions about a codebase using only local models
Advanced36h2–3
PythonOllamaVector DB
15/20

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