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SAPTARSHI-coder/README.md

01 // SYSTEM IDENTITY & BIOMETRIC SCAN

Saptarshi Sadhu — Biometric Binary Matrix Portrait
BIOMETRIC NODE // 0x4E9A
105×105 Sampling Grid (11,025 Nodes of 0s and 1s)

> NODE_ID: SAPTARSHI SADHU
> STATUS : Status
> ACADEMIC : 3rd Year B.Tech CSE (AI/ML) · Adamas University
> RESEARCH : ACM India Summer School '26 · IISc Bengaluru
> RANKING : Rank
> VELOCITY : 12,000+ PRs Merged · 1,300+ Commits in 24h


"I don't just study models in notebooks. I build at the application layer while continuously going deeper into the systems beneath it — from satellite raster arrays and air quality chemical kinetics to zero-dependency CSS frameworks, and resilient distributed APIs."



Saptarshi Sadhu — Fastfetch System Telemetry

02 // SYSTEMS ARCHITECTURE BLUEPRINT

The multi-tier technical architecture connecting remote sensing research, physical silicon, open-source orchestration, and production software engineering:

Saptarshi Sadhu — 4-Pillar Systems Architecture Blueprint

03 // RESEARCH NOTEBOOK: ENVIRONMENTAL INTELLIGENCE & GeoAI

Investigating the non-linear dynamics of metropolitan air pollution by coupling multi-source Earth Observation satellite rasters, CPCB ground-station monitors, and applied machine learning models.

Environmental ML & Remote Sensing Pipeline

🧪 Atmospheric Chemistry & Pollutants

  • VOC Precursors:
  • Photochemical Smog & Criteria Pollutants:
  • Particulate Matter:

🛰️ Earth Observation & Spatial Predictors

  • Satellite Instruments:
  • Geospatial Covariates & Surface Indexes:
  • Spatial Cross-Validation & Imbalance:

04 // PHYSICAL SYSTEMS & EDGE AI TRAJECTORY

The next frontier of machine intelligence is moving models off remote cloud racks and onto silicon that interacts directly with the physical world.

Physical Systems and Edge AI Architecture

🦾 Edge Intelligence & Hardware Interfacing

  • Sensory Telemetry Arrays: Direct serial & $I^2C$ interfacing with multi-gas environmental sensors (VOC, NOx, laser PM optical counters) for real-time edge telemetry.
  • Quantized Execution: Model quantization (INT8/FP16) profiling for sub-15ms inference latency on low-power microcomputers and neural edge accelerators.
  • Robotics Simulation: ROS 2 (Robot Operating System) nodes, digital twins, and simulated sensor validation for autonomous mobile nodes.

🏛️ Research Lab & Institutional Direction

  • ACM India Summer School 2026: Selected for Edge AI & Robotics at the Indian Institute of Science (IISc Bengaluru).
  • IISc Research Focus: Edge AI acceleration, embedded environmental telemetry, and hardware-in-the-loop validation.
  • QuanRobotics Shortlist: Technical evaluation in ROS 2 architecture, robot perception pipelines, and physical simulator benchmarks.

05 // OPEN-SOURCE ECOSYSTEM: EaseMotion CSS

   



EaseMotion Maintainer Ecosystem Lifecycle

12,000+

PULL REQUESTS MERGED
Massive open-source velocity

500+

CONTRIBUTORS ORCHESTRATED
Global community governance

1,300+

PEAK COMMITS / 24H
High-throughput sprint review
  • Framework Design: Zero-dependency, GPU-accelerated 60fps CSS animation utility library and accessible UI component architecture distributed globally on npm.
  • Community Leadership: Mentored contributor cohorts through GirlScript Summer of Code (GSSoC), reviewing architectural proposals, resolving git conflicts, and enforcing codebase hygiene.
  • Automated CI/CD Gates: Multi-stage GitHub Actions workflows enforcing strict formatting, CSS minification, syntax validation, and automated regression testing before merging.

06 // PRODUCTION SYSTEMS & ARCHITECTURES

01 // EaseMotion CSS




  • Problem: Heavy JavaScript animation packages introduce layout thrashing, performance bottlenecks, and bloated bundle sizes for modern web applications.
  • Architecture: Zero-dependency, GPU-accelerated 60fps CSS animation utility framework and accessible UI component architecture distributed globally on npm with 12,000+ PRs merged and 500+ contributors.
  • Stack: CSS3 · Vanilla JavaScript · PostCSS · npm · GitHub Actions CI/CD
  • Links: npm Package · Source Code

02 // Portfolio




  • Problem: Portfolios force a tradeoff between visually heavy 3D experiences and lightweight, fast-loading pages for recruiters.
  • Engineering: Framework-less dual-mode gateway featuring an interactive 3D workstation rendered with Google's <model-viewer>, orbital physics with dust trails, and an ultra-fast static editorial branch.
  • Stack: Pure Vanilla JavaScript · HTML5 · CSS3 · WebGL · Zero Bundlers
  • Links: Live Portfolio · Source Code

03 // Weather-App




  • Problem: Fragile weather frontends break when third-party upstream providers hit unexpected rate limits or HTTP 429 timeouts.
  • Architecture: SkyGlass multi-source weather intelligence engine fusing real-time telemetry from multiple weather APIs into a unified dashboard, featuring automatic failover cascade, RainViewer radar caching, and real-time AQI analytics.
  • Stack: Python · FastAPI · JavaScript (ES6+) · REST APIs · Glassmorphism UI
  • Links: Live Engine · Source Code

04 // GTA: Bharat Odyssey




  • Problem: Conventional web storytelling lacks interactive engagement, spatial immersion, and creative asset tools for users.
  • Architecture: Cinematic scrollytelling web experience and GTA-inspired heist mission creator powered by @unlayer/react-image-editor, HTML5 Canvas API, dynamic audio synthesis with Web Audio API, and custom mission card creation.
  • Stack: React · TypeScript · Vite · Tailwind CSS · Canvas API · Web Audio API · Unlayer Editor
  • Links: Live Experience · Source Code

05 // CivicAI




  • Problem: Confusing administrative documents (notices, certificates, ration cards, land records) exclude citizens due to complex bureaucratic jargon and unclear eligibility rules.
  • Architecture: AI public service assistant that translates complex government paperwork into plain-language explanations, audits scheme eligibility, flags missing documents, and answers follow-up inquiries via voice or text.
  • Stack: Python · Google Gemini API · NLP · FastAPI · Document AI
  • Links: Source Code

06 // LASA-Error-Prevention




  • Problem: Look-Alike Sound-Alike (LASA) pharmaceutical brand names cause hazardous dispensing mistakes and adverse drug events in clinical environments.
  • Architecture: AI classification pipeline detecting confusable drug names using orthographic similarity, phonetic hashing (Metaphone/Soundex), and clinical context validation to flag high-risk pairs.
  • Stack: Python · Scikit-Learn · NLP · Phonetic Algorithms · Pandas
  • Links: Source Code

07 // AI SYSTEMS: RETRIEVAL & WORKFLOW AUTOMATION

Moving past toy prompts: engineering deterministic workflow pipelines and automated semantic retrieval around stochastic foundation models.

RAG and n8n Workflow Architecture

🔄 n8n Orchestration Engine

Building production-grade multi-step workflows. Automating data ingestion, JSON payload validation, rate-limited egress, and state machine routing without writing fragile glue code.

🔍 Spatial & Semantic RAG

Indexing structured domain datasets and geospatial coordinate arrays into vector stores for deterministic retrieval before prompting LLM reasoning layers.

🛡️ Local & Private Inference

Benchmarking parameter-quantized local LLMs via Ollama for zero-cloud dependency, offline edge inference, and guaranteed data sovereignty.


08 // TECHNICAL INVENTORY & SKILL MATRIX

Curated skill matrix across systems programming, full-stack architectures, geospatial intelligence, and physical computing.

💻 Programming Languages

Programming Languages

🎨 Frontend Development

Frontend Development

⚙️ Backend & Frameworks

Backend & Frameworks

🗄️ Databases & Storage

Databases

☁️ Cloud & DevOps

Cloud & DevOps

🖥️ Operating Systems

Operating Systems

🤖 AI, Data Science & Robotics

AI, Data Science & Robotics

🎮 Game & Creative Engine

Game & Creative

🧰 Developer Toolchain & IDEs

Tools & IDEs


09 // GITHUB TELEMETRY & VELOCITY DASHBOARD

🔥 Daily Contribution Activity Timeline

Continuous commit timeline tracking every single day's contribution frequency and sprint spikes.

Saptarshi Sadhu's Daily Contribution Activity Graph



Cyberpunk Terminal Compilation Runtime


📊 GitHub Profile Summary Telemetry

Multi-dimensional telemetry breakdown of contributions, repository ratios, and productivity patterns.

GitHub Profile Details



Top Languages by Repo Top Languages by Commit
Overall GitHub Stats Summary Productive Time Matrix



🏆 GitHub Profile Trophy Showcase

Verified GitHub repository & contribution milestone trophies (SSS Rank Hacker, God Committer, God Issuer).

GitHub Profile Trophies



⚔️ Algorithmic & Systems Problem Solving

Verified competitive programming telemetry across LeetCode live ratings and HackerRank star proficiencies.

LeetCode Telemetry HackerRank Telemetry



⏱️ Development Velocity & Coding Telemetry (WakaTime)

Cumulative tracked coding time, language distribution, and daily engineering bandwidth.

WakaTime Development Telemetry



Saptarshi Sadhu — GitHub Wrapped 2026



3D Isometric GitHub Contribution Terrain



GitHub Metrics and Language Donut Summary



Saptarshi's GitHub Stats GitHub Live Streak Tracker



GitHub Contribution Name Art — SAPTARSHI Matrix



System Recognition Medallions & Trophies

10 // SYSTEM CREDENTIALS & VERIFICATION AUDIT

ID Domain Credential / Benchmark Verification Details
CR-01 🏫 Academic ACM India Summer School 2026 Selected for Edge AI & Robotics at Indian Institute of Science (IISc Bengaluru)
CR-02 🔬 Research IISc Bengaluru Trajectory Selected for ACM India Summer School (Edge AI & Robotics) at IISc Bengaluru
CR-03 🌫️ Research Air Quality ML Modeling Spatio-temporal VOC/O₃/NOx predictive analysis with Sentinel-5P satellite rasters & CPCB sensors
CR-04 🚀 Open Source #2 Contributor in India Ranked #2 Top Public Contributor on committers.top/india_public
CR-05 📦 Open Source EaseMotion CSS Maintainer 12,000+ PRs merged, 500+ global contributors, GSSoC maintainer lead
CR-06 🌐 Ambassador Google Gemini Student Ambassador Selected Google Gemini Student Ambassador (2026)
CR-07 ⚔️ Competitive Clash of Coders 2.0 Finalist Finalist in collegiate algorithmic and systems competition
CR-08 💻 Competitive Coding Premier League 4th Place in regional competitive programming championship
CR-09 💡 Competitive HackerRank 4★ C · 3★ C++ Verified problem solving rating in low-level memory and algorithmic data structures

11 // TRANSMISSION EGRESS

Portfolio    LinkedIn    GitHub    NPM    Email    Buy Me A Coffee

Terminal Footer — Session Completed



Visitor Counter    Profile Telemetry Views

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  1. Portfolio Portfolio Public

    HTML 6

  2. Weather-App Weather-App Public

    SkyGlass is a multi-source weather intelligence system that fuses real-time data from multiple APIs into a unified, insight-driven dashboard. It applies a custom intelligence pipeline for predictio…

    JavaScript 5

  3. civicissue-dashboard civicissue-dashboard Public

    Full-stack civic issue tracking dashboard with role-based access, geospatial mapping, and real-time analytics using Node.js, Express, Supabase, and Leaflet.

    EJS 1

  4. EaseMotion-css EaseMotion-css Public

    Animation-first CSS framework with reusable UI components, modern effects, and zero dependencies. Lightweight, beginner-friendly, and open-source.

    CSS 279 1.1k

  5. ultimate-coin-toss ultimate-coin-toss Public

    A physics-driven coin toss simulator built with pure HTML, CSS, and JavaScript. Features multiple match modes (Best of 3/5/7), real-time state management, smooth 3D animations, and canvas-based par…

    HTML 3

  6. AI-Based-Detection-of-Confusable-Drug-Names-for-Sound-Alike-Sound-Alike-LASA-Error-Prevention AI-Based-Detection-of-Confusable-Drug-Names-for-Sound-Alike-Sound-Alike-LASA-Error-Prevention Public

    AI system for detecting look-alike sound-alike (LASA) drug name errors using machine learning, NLP, and clinical context validation.

    Python 4