B.Tech Computer Engineering @ PICT Pune (2024–2028) | GPA 9.48 Competitive Programmer • Full-Stack Developer • ML/AI Engineer
I’m a computer engineering undergraduate passionate about problem solving, scalable systems, and AI. I actively work across Data Structures & Algorithms, Full-Stack Web Development, and Machine Learning, and I enjoy building systems end-to-end — from raw algorithms to deployed applications.
- 🔢 585+ DSA problems solved on LeetCode
- 🧠 Strong foundation in C++ DSA, OOPs, and System Design basics
- 🌐 Experience building production-grade web & ML systems
- ⚡ Actively exploring Transformers, Distributed Systems, and DevOps
Languages
C C++ Python Java JavaScript TypeScript SQL NoSQL
Core CS Data Structures & Algorithms • OOP • Operating Systems (basics) • DBMS
Web & Backend React • Next.js • Express.js • FastAPI • WebSockets • MongoDB • TailwindCSS
ML / AI PyTorch • Scikit-Learn • Deep Learning • CNN • BiLSTM • Attention Models
DevOps / Cloud Docker • Git • GitHub • Azure • Kubernetes • Cloud Computing
PyTorch · FastAPI · React
- Predicts next-hour solar radiation for any Indian location
- Architecture: CNN + BiLSTM + Multi-Head Attention
- Trained on 200K+ records with log-transform & batch normalization
- Designed full ML pipeline: preprocessing → training → API → frontend
🔗 Repo: https://github.com/Grins-sah/weatherNet
PyTorch · FastAPI · Next.js
- Built a minimal GPT-2 inference engine from scratch
- Implemented masked self-attention, residuals, GELU, tokenization
- Optimized transformer inference via FastAPI backend
- Frontend deployed on Vercel
🔗 Repo: https://github.com/Grins-sah/gpt2_client_server 🌐 Live: https://gpt-minimal-frontend.vercel.app/
MERN Stack · WebSockets
- Real-time collaborative drawing application
- Optimized raw canvas rendering for smooth performance
- Monorepo architecture for scalability
🔗 Repo: https://github.com/Grins-sah/excelidraw
I maintain a dedicated DSA repository focusing on clean implementations and practice:
- Implementations in C++ (primary) with some C, Rust, Go, Java
- Covers arrays, linked lists, stacks, queues, trees, graphs, DP, etc.
- Regular practice aligned with Codeforces & LeetCode problems
🔗 DSA Repo: https://github.com/Grins-sah/test
- ⭐ LeetCode: 585+ problems solved | Max Rating 1820
- 🟢 CodeChef: 3★ (Max Rating 1621)
- 🔵 Codeforces: Pupil (1265)
- 🥈 Runner-up, PISB Techrush Hackathon (AI/ML)
- 🏅 JEE Advanced 2024: AIR 9455 (among 2L+ candidates)
- 💼 LinkedIn: https://www.linkedin.com/in/grins-sah-ab29aa254/
- 🧠 LeetCode: https://leetcode.com/u/GRINS_SAH/
- 🧮 Codeforces: https://codeforces.com/profile/grinssah9
- 💻 GitHub: https://github.com/Grins-sah
- 📧 Email: grinssah9@gmail.com
⭐ If you like my work, consider starring the repositories!