Saptarshi Sadhu SAPTARSHI-coder

> TTY_NAV: [01 WHOAMI] · [02 ARCHITECTURE] · [03 RESEARCH] · [04 EDGE AI] · [05 OPEN SOURCE] · [06 SYSTEMS] · [07 RAG / n8n] · [08 TOOLCHAIN] · [09 TELEMETRY] · [10 CREDENTIALS] · [11 TRANSMISSION]

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 :
> ACADEMIC : 3rd Year B.Tech CSE (AI/ML) · Adamas University
> RESEARCH : ACM India Summer School '26 · IISc Bengaluru
> RANKING :
> VELOCITY : 44,078+ Merged PRs (51,055 Total) · 103,042+ Commits · 99,000+ Contributions

"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."

02 // SYSTEMS ARCHITECTURE BLUEPRINT

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

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.

🧪 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.

🦾 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

44,078+

MERGED PULL REQUESTS
51,055 total PRs · #89,485 max seq

103,042+

COMMITS REACHED
51,905 meaningful · 49,984 merges

855+

CONTRIBUTORS ON WALL
977 Git authors · 1,126 forks

Note

📢 EaseMotion.css — Temporary Maintenance & Architectural Upgrade Phase

Target Repository: SAPTARSHI-coder/EaseMotion-css
EaseMotion.css is temporarily in private mode as part of a scheduled core architectural maintenance process and version upgrade.

🔒 Repository Status: Temporarily private while core refactors and engine enhancements are integrated.
🛠️ Contribution Activity: External PR contributions paused during maintenance.
🧬 Complete Git Provenance Preserved: Full 6-month continuous development record (103,042+ commits) intact.
👥 Contributor Recognition: All 855+ community contributors who submitted code, opened issues, and participated via GSSoC remain permanently recorded in the project's history.

Below are the verified ground-truth snapshots captured directly prior to the private maintenance transition:

Figure 5.1: EaseMotion-css verified repository header snapshot — 103,042 Commits, 1.1k Forks, 283 Stars, 537 open issues, and PR sequence up to #89,485.

Figure 5.2: EaseMotion-css verified contributor wall & codebase tree — 823+ GitHub contributors, 500+ deployments, and multi-language codebase distribution.

📊 Verified Repository Telemetry & InfoBay Ground Truth Audit

Telemetry Metric	Measured / Ground Truth Value	Verification Method & Source
Total Git Commits	103,042+ commits	Desktop UI & InfoBay Static Analysis (`EaseMotion-css_report.json`)
Merged Pull Requests	44,078 PRs	GitHub Search API (`is:pr is:merged`)
Total PR Submissions	51,055 PRs	GitHub Search API (`is:pr`) · Highest Sequence: #89,485
Closed Issues	37,729 issues	GitHub Search API (`is:issue is:closed`)
Total Issues Opened	38,280 issues	GitHub Search API (`is:issue`)
Repository Forks	1,126 forks	GitHub Public Telemetry (`1.1k` in UI)
Repository Stars	283 stars	GitHub Public Telemetry (`283` in UI)
Contributor Wall	855 accounts	GraphQL cursor pagination of merged PR authors (823+ in UI)
Unique Git Authors	977 unique author emails	Git commit graph (1,095 deduplicated identities across machines)
Peak Sprint Velocity	1,300+ commits / 24h	High-throughput maintainer sprint review cycles
National Standing	Rank #2 Public Contributor in India	Verified on committers.top/india_public

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. Reached 103,042+ commits, 44,078 merged PRs (51,055 total), 1,126 forks, and 855 contributors. Currently undergoing scheduled architectural maintenance in private mode.
Stack: CSS3 · Vanilla JavaScript · PostCSS · npm · GitHub Actions CI/CD
Links: npm Package · Live Documentation · Interactive Demo

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.

🔄 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

🎨 Frontend Development

⚙️ Backend & Frameworks

🗄️ Databases & Storage

☁️ Cloud & DevOps

🖥️ Operating Systems

🤖 AI, Data Science & Robotics

🎮 Game & Creative Engine

🧰 Developer Toolchain & IDEs

09 // GITHUB TELEMETRY & VELOCITY DASHBOARD

🔥 Daily Contribution Activity Timeline

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

📊 GitHub Profile Summary Telemetry

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

🏆 GitHub Profile Trophy Showcase

Verified GitHub repository & contribution milestone trophies (SSS+ PR Maestro, SSS Rank #2 India, SSS Hyper Sprint).

⚔️ Algorithmic & Systems Problem Solving

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

⏱️ Development Velocity & Coding Telemetry (WakaTime)

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

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	44,078 PRs merged (51,055 total), 103,042+ commits, 1,126 forks, 855+ 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