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Tejas Mahajan

Tejas Mahajan

Computer Science Engineer

life.ts
const tejas = async () => {
while (alive) {
await learn()
await debug()
await optimize()
}
}
JavaScript
TypeScript
Python
C++
Rust
Go
React
Next.js
HTML5
CSS3
Tailwind CSS
Vite
Node.js
Express
Flask
Prisma
MongoDB
PostgreSQL
MySQL
Firebase
Docker
Git
GitHub Actions
Vercel
React Native
PyTorch
scikit-learn
Pandas
NumPy
Jupyter
Vim
Postman
Figma
ESLint
Prettier
Linux

"Code is like humor. When you have to explain it, it's bad."

Latest Articles

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Projects

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A showcase of my technical projects and contributions

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Showing 11 of 11 projects
Live DemoSource CodeMar 2025 - Present
CF Ladder

Role

Solo Developer

Tech Stack

Codeforces APIRedisNext.jsTypeScriptTailwind CSS

Impact

  • Adaptive difficulty range
  • Integrated timer system
  • Personalized problem recommendations
  • Unique visitor counts with redis
Live DemoSource CodeMarch 2025 - March 2025
ArQiv Search Engine

Role

Solo Developer

Tech Stack

PythonStreamlitNLTKScikit-learnPlotly

Impact

  • Boolean search latency: < 5ms
  • BM25 ranking latency: 50–100ms per query
  • TF-IDF ranking latency: < 5ms per query
  • Fast Vector ranking latency: < 5ms per query
  • Indexing 1,000 documents in 0.8 seconds
Source CodeDec 2024-Present
Screen.md

Role

Solo Developer

Tech Stack

GoBubble TeaGlamourLipglossMarkdown

Impact

  • Real-time Markdown preview
  • Vim-style keybindings
  • Native clipboard integration
  • Terminal-native performance
Source CodeDec 2024 - Present
CryptoFolio

Role

Solo Developer

Tech Stack

React NativeExpo RouterTypeScriptWalletConnect v2React QueryMotiEthers.js

Impact

  • Real-time market data for top 100 cryptocurrencies
  • Integrated wallet connectivity with ETH balance tracking
  • Cross-platform support (iOS/Android)
Source CodeDec 2024
DevTunes

Role

Solo Developer

Tech Stack

RustGemini AIRatatuiRodioTokio

Impact

  • Real-time audio synthesis
  • AI-generated melodies with 4 mood options
  • Multi-waveform support with drum machine
Live DemoSource CodeNov 2024 - Dec 2024
Customer Churn Analytics Platform

Role

Solo Developer

Tech Stack

PythonStreamlitScikit-learnPlotlyPandas

Impact

  • 98.30% prediction accuracy
  • Processes up to 1M records
  • Sub-2-second prediction latency
Source CodeDec 2024 - Present
PitchDek

Role

Solo Developer

Tech Stack

NextjsSanityTypeScript

Impact

  • Connected 200+ students
  • 15+ successful project teams formed
  • Reduced team formation time by 60%
Source CodeOct 2023
Sign Language Detection

Role

Solo Developer

Tech Stack

PythonKerasCNNScikit-learnNumpySeaborn

Impact

  • Accurate sign language letter detection
  • Kaggle dataset integration
Source CodeMarch 2024
Termtel

Role

Solo Developer

Tech Stack

PythonGemini APICLI

Impact

  • Natural language processing
  • Real-time command suggestions
  • Cross-platform support
Live DemoSource CodeNov 2024 - Present
screenager.dev

Role

Solo Developer

Tech Stack

Next.jsTypeScriptTailwind CSSMDX

Impact

  • 99/100 Lighthouse score
  • 2s average load time
  • SEO optimized
Source CodeFeb 2024
FloraFauna.ai

Role

Solo Developer

Tech Stack

ReactGemini AIJavaScriptCSSVite

Impact

  • Real-time species identification
  • Educational species information
  • Cross-platform responsive design