I'm Saptarshi
Sadhu
AI & ML Researcher | Systems Engineer | Open Source Maintainer
Computer Science undergraduate specializing in Artificial Intelligence & Machine Learning at Adamas University, with research interests spanning Healthcare AI, Edge AI, brain research & neurotech, intelligent systems, and environmental data science. Experienced in engineering ML pipelines for real-world datasets, building scalable software systems, and leading open-source projects with 600+ contributors.
Engineering & Research Highlights
#3 Private Committer in India
Ranked #3 Private & #2 Active Committer in India on Committers.top.
Open Source Maintainer
EaseMotion CSS Lead Maintainer — 25,424 merged PRs & 704 contributors in GSSoC '26.
Air Quality ML Research
PyTorch LSTMs on 13 CAAQMS stations (~19.1M points), achieving R² > 0.87.
4 Research Manuscripts
Author/Co-author on 4 journal manuscripts in prep (Air Quality, Spatial AI, Micro ECM).
About Me
Designing systems where software, data, and intelligence converge.
Computer Science undergraduate specializing in Artificial Intelligence & Machine Learning at Adamas University, Kolkata. Maintaining a CGPA of 9.30 / 10.00 with coursework in Machine Learning, AI, DSA, Operating Systems, DBMS, Computer Networks, and Probability & Statistics.
Deeply focused on AI for Asthma & Respiratory Health, Brain Research, Neurotech, and Depression Mitigation through computational models.
Lead Maintainer & Systems Architect of EaseMotion CSS Framework under GSSoC '26. Scaled codebase to 25,424 merged PRs & 704 contributors.
Lead ML Researcher on CAAQMS continuous monitoring across 13 stations (~19.1M data points). Engineered PyTorch LSTM recurrent networks modeling VOCs, NOx, and O3 concentrations with R² > 0.87 for next-day air quality forecasting.
My long-term goal is to advance reliable, scalable, and impactful intelligent systems for healthcare, environmental science, and software engineering through the integration of academic research and production software architecture.
Skills & Tech Stack
Programming Languages
core · systems · mobile
Web Technologies
frontend · frameworks · ui
Databases & BaaS
storage · realtime · persistence
Backend Frameworks
apis · servers · microservices
Tools & Platforms
dev environment · productivity
Cloud Infrastructure
deploy · scale · distribute
Machine Learning Research
Urban Air Quality Prediction · VOCs, O₃, NOx
Projects & Frameworks
EaseMotion CSS Framework
Lead Maintainer & Systems Architect under GSSoC '26. Scaled codebase to 25,424 merged PRs, 62,001 commits, and 704 contributors in 50 days (avg 407 PRs/day merged (avg)). Engineered Honeypot Sandbox Anti-Spam routing and optimized GitHub Actions CI/CD validation runtime to < 25 seconds. Ranked #3 Private Committer in India on Committers.top.
Multilingual AI vs Human Text Detector
Developed a real-time AI vs human text detection system supporting 5 languages during the AI Impact Summit Buildathon (HCL GUVI). Engineered NLP classification logic and maintained 6+ days continuous uptime via ngrok tunneling.
CivicIssue Dashboard
Developed a full-stack MVC application integrating bcrypt password hashing, session management, input validation, and protected routing for city-level civic complaint reporting.
Multi-Source Weather Forecast App
Built an asynchronous weather forecasting tool featuring a backend proxy server to prevent API rate-limiting, custom caching layers, and automated fallback endpoints.
Techtonics — AI Assisted Coding Platform
Developed an interactive learning platform connecting real-time AI tutor APIs to guide beginners with step-by-step logic breakdown, syntax diagnostics, and adaptive prompts.
Personal Portfolio Website
Designed and engineered a dual-mode portfolio (3D WebGL Immersive & High-Performance Editorial Static) featuring vanilla orbital physics, glassmorphism, and 100/100 Lighthouse performance.
Experience & Leadership
Real-world engineering, leadership roles, and hackathon milestones.
work Professional & Leadership
Web Developer Intern
Built responsive UI and ensured cross-browser compatibility
- Developed 5+ responsive pages for modern web applications.
- Tested across 4+ different browsers ensuring smooth performance.
- Improved overall load performance and usability by ~20%.
Publicity Chair
Architected chapter-wide campaigns and managed social media
- Grew community by reaching 500+ students across regular tech events.
- Organized 10+ technical workshops, increasing student engagement by 35%.
Student Coordinator
Primary liaison between students and faculty for chapter activities
- Maintained membership database for 200+ active student members.
- Coordinated 5+ large-scale chapter activities seamlessly.
Class Representative (CR)
Managed academic communications and university policy compliance
- Resolved student concerns for a class size of 60+ individuals daily.
- Streamlined direct communication between 10+ professors and students.
Campus Ambassador
Promoted coding culture and tech upskilling across campus
- Organized coding workshops reaching over 100+ technical peers.
- Conducted technical surveys to improve internal program design efficiently.
emoji_events Competitions & Hackathons
Project Head (Interdisciplinary ML)
- Managed the entire ML modeling pipeline and structured research documentation for an air quality study.
- Analyzed pollutants (VOCs, O₃, NOx) utilizing temporal and environmental data.
Team Leader
- Led cross-functional teams across two editions, focusing on rigorous project timelines and system architecture.
- Spearheaded comprehensive solution design for national-level problem statements.
Project Head
- Led the development of a real-time multilingual human-vs-AI text detection system.
- Engineered the core pipeline to handle varied language inputs with high accuracy.
Clash of Coders 2.0 Finalist
- Reached the final rounds of a major competitive programming contest.
- Demonstrated advanced problem-solving skills under time-constrained conditions.
Coding Premier League — 4th Place
- Secured 4th place overall out of competitive participants.
- Recognized for optimized algorithmic implementations and debugging speed.
HackerRank Certifications
- Achieved a 3-star rating in C++ and Problem Solving.
- Demonstrates consistent practice and mastery over data structures & algorithms.
Research & Publications
Ozone Photochemical Regimes and Particulate Transport in Kolkata and Howrah
Argha Kamal Guha, Saptarshi Sadhu, Chirag Deb. Analyzed ground-level ozone formation, precursor titration dynamics (NOx/VOC), and PM2.5 transport corridors across urban airsheds.
A Statistical Distribution, Spatial Autocorrelation, and Recurrent Neural Network Framework for High-Resolution Air Quality Forecasting
Argha Kamal Guha, Saptarshi Sadhu, Susmit Bagchi, Chirag Deb. Proposed a PyTorch LSTM recurrent neural network and Moran's I spatial autocorrelation framework evaluated on ~19.1 million CAAQMS data points (R² > 0.87).
Assessment of Particulate and Gaseous Pollution and its Statistical Distribution: Barrackpore Municipality
Argha Kamal Guha, Enubothula Bala Mani, Piyush Raj, Navnit Kumar, Saptarshi Sadhu, Snehamanju Basu. Analyzed criteria pollutant probability distributions (Weibull, Log-normal, Gamma) and Kolmogorov-Smirnov goodness-of-fit.
Enhancing Micro Electrochemical Spark Machining of Exotic Non-Ferrous Materials through On-Process Electrolyte Sonication
Co-authors, Saptarshi Sadhu (4th Author). Investigated ultrasonic sonication parameters on electrolyte flushing dynamics and spark discharge stability during micro-machining of non-ferrous alloys.
Education
Consistent academic performance with a strong technical foundation.
2024 -- 2028
B.Tech in Computer Science
Adamas University, Kolkata (Specialization: AI & ML)
Relevant Coursework: Machine Learning, Artificial Intelligence, Data Structures & Algorithms, Operating Systems, DBMS, Computer Networks, Probability & Statistics, Linear Algebra.
2019 -- 2021
Higher Secondary (Class XII)
B.T. Road Govt. Spon. H.S. School
2017 -- 2019
Secondary (Class X)
B.T. Road Govt. Spon. H.S. School
Available for Internship
I'm currently looking for opportunities where I can contribute, learn, and build real-world systems. I enjoy working on backend development, problem solving, and scalable applications.
- check_circleOpen to Internships (Software Development / Backend / Full-Stack)
- check_circleInterested in problem-solving and system-focused roles
- check_circleComfortable with Node.js, C++, Java, and databases
- check_circleFast learner — able to build and ship quickly
Achievements & Leadership
Highlights from hackathons, open source leadership, and academic milestones.
Major Achievements
- ACM Summer School at IISc Bangalore (July 2026): Selected to attend prestigious summer school.
- Google Student Ambassador (May 2026): Selected campus representative for AI workshops.
- Ranked #3 Private Committer in India (2026): Recognized on Committers.top.
- 4th Place Coding Premier League (April 2026): Top algorithmic programming finish.
Leadership & Service
- EaseMotion CSS Lead Maintainer (Mar 2026 -- Pres): Managed 21,587 PRs & 704 contributors under GSSoC '26.
- Publicity Chair (ACM Chapter): Architected campaigns driving 30% attendance growth.
- Student Coordinator (IETE Chapter): Managed membership database for 200+ active members.
- Class Representative (CR): Advocating for 60+ CSE undergraduates.
Academic Exposure
- TCG CREST Quantum Lab Visit (CQuERE): Academic visit exploring quantum algorithms.
- CTRLS Enterprise Data Centre Visit: Industrial visit examining enterprise server architecture.
- AWS College Showcase: Selected among top 7 university teams for cloud innovation.
- Urban Vision Hackathon 2025: Certificate of Achievement — Ministry of Education (IISc).
Let's Connect
Open to collaborations, projects, and meaningful conversations.