Quantitative Equity & Multi-Asset Researcher | Indian Capital Markets (NSE/BSE) | FinTech & PropTech Systems Architect

Bio: Designing and operating institutional-grade Python & Streamlit research platforms for Indian Equities (NSE/BSE Mainboard & SME), Multi-Asset ETFs & Smallcase Look-Through Analytics, Listed NCDs & Sovereign G-Sec Fixed Income, F&O Cash-and-Carry Arbitrage, Black-Scholes-Merton Options Hedging, SEBI Regulation 30 FinBERT NLP Event Alpha, and GIS PropTech / Civic Risk Intelligence.

Every repository below is deployed live on Streamlit Community Cloud with real-time/cached market data adapters, deterministic fallback telemetry, and transparent quantitative methodology.

#	Repository	Domain & Focus	Entrypoint	Live Streamlit Application (Badge + Direct URL)
1	AI-Data-Center-Growth-Theme	AI Infrastructure, Data Centres, Components, Circular Economy & IPO Research	app.py	https://ai-data-center-growth-theme-47pnyp6sud4jqeryhxbx2g.streamlit.app/
2	smart-etf-tracker_testBed	Multi-Asset Tactical Allocation, ETFs, Nifty 250, REITs & RAG Forensics	app.py	https://smart-etf-tracker-rq76pgdbhlbueu7hstq3hx.streamlit.app/ Mirror: https://smart-etf-tracker-testbed.streamlit.app/
3	HNI-Institutional-Investor-Trend	FII/DII/HNI Flows, 15Y Index S/R Levels & Sectoral ETF Rotation	app.py	https://hni-institutional-investor-trend.streamlit.app/
4	ETF-Grid-Strategy	Systematic ETF Grid Trading, AMFI NAVs, GTT Forecaster & XIRR Engine	app.py	https://etf-grid-strategy.streamlit.app/
5	div-screener-in	Dividend Yield vs 10Y G-Sec Spread, Payout Sustainability & Income Screener	app.py	https://div-screener-in.streamlit.app/
6	ncd-bond_screener	Fixed Income, YTM, Duration, Convexity & RBI Interest-Rate Shock Simulator	app.py	https://ncd-bond-screener.streamlit.app/
7	nse-quant-terminal	F&O Basis Arbitrage, Implied Carry, STT Friction Audit & Paper Trading	app.py	https://nse-quant-terminal.streamlit.app/
8	portfolio_hedger	Black-Scholes-Merton Greeks, 95%/99% VaR & NIFTY Protective Put/Collar Sizing	app.py	https://portfolio-hedger.streamlit.app/
9	catalyst-pulse-pro	NLP Corporate Filing Classifier, FinBERT Sentiment & Event Drift Tracker	catalyst_app.py	https://catalyst-pulse-pro-yfdm4wj5wtk2dlyag4jamx.streamlit.app/
10	South-east-bengaluru-real-estate-radar	PropTech Micro-Market Pricing, Rental Yield & IT Corridor Analytics	app.py	https://south-east-bengaluru-real-estate-radar.streamlit.app/
11	UP-East-Farmlands	AgriTech Land Valuation, Ring-Road Radial GIS & Soil/Water Due Diligence	app.py	https://up-east-farmlands.streamlit.app/
12	Flood-Traffic-Water-supply-Monitor-for-Indian-Cities	Urban Hydrology, Monsoon Flood Risk, Traffic Bottlenecks & Water Security	app.py	https://flood-traffic-water-supply-monitor-for-indian-cities.streamlit.app/
13	ShortVideoCreator	Generative AI Video Pipeline, Script-to-Reel Synthesis, TTS & FastAPI/Streamlit	webui/Main.py	https://shortvideocreator.streamlit.app/

• Live Streamlit App: https://ai-data-center-growth-theme-47pnyp6sud4jqeryhxbx2g.streamlit.app/
• Repository: https://github.com/purntripathi-cmd/AI-Data-Center-Growth-Theme (app.py)
• Summary: AI Infrastructure Investment Intelligence (AI3): Quantitative research, 100-pt exposure scoring, ETF/Smallcase look-through overlap, IPO/DRHP tracker & point-in-time backtesting for Indian (NSE/BSE) & Global AI/Data-Centre value chains.
• Architecture & Quantitative Capabilities: 58 NSE/BSE + 24 Global securities across 8 AI value-chain segments (A–H), 6-component 100-pt Exposure Engine, PEG-adjusted Value vs Popularity matrix, ETF/Smallcase Jaccard & Weighted Overlap, DRHP/RHP IPO Tracker, and Point-in-Time Backtester with full Indian statutory costs (STT, stamp duty, GST, SEBI, impact slippage & LTCG/STCG).
• GitHub Topics: indian-stock-market nse bse ai-infrastructure data-centers quantitative-finance streamlit etf smallcase ipo-tracker portfolio-optimization backtesting circular-economy equity-research python

• Live Streamlit App: https://smart-etf-tracker-rq76pgdbhlbueu7hstq3hx.streamlit.app/ | Testbed Mirror: https://smart-etf-tracker-testbed.streamlit.app/
• Repository: https://github.com/purntripathi-cmd/smart-etf-tracker_testBed (app.py)
• Summary: AGY Quant Platform V2 (Public Testbed Edition): 6-Pillar Multi-Asset Tactical Allocator covering Broad ETFs, Nifty 250 Equities, S/R Engine, REITs/InvITs, Precious Metals & AI/RAG Strategy Forensics.
• Architecture & Quantitative Capabilities: 6-pillar multi-asset allocation across 45+ NSE ETFs and Nifty 250 equities, dynamic multi-factor Z-score ranking (Momentum, Volatility, Sharpe, Volume), 15Y Support/Resistance confluence, REIT/InvIT yield compression, Gold/Silver correlation hedging, and RAG-assisted strategy diagnostics.
• GitHub Topics: tactical-asset-allocation etf nifty250 nse bse indian-stock-market rag multi-factor-investing backtesting reit gold-etf quantitative-finance streamlit python

• Live Streamlit App: https://hni-institutional-investor-trend.streamlit.app/
• Repository: https://github.com/purntripathi-cmd/HNI-Institutional-Investor-Trend (app.py)
• Summary: HNI, FII/DII & Institutional Investor Flow Tracker, 15-Year Indian Indices Support/Resistance Engine, Sectoral ETF Rotation & 3 PM IST Paper Trade Intelligence for NSE/BSE.
• Architecture & Quantitative Capabilities: Tracks institutional accumulation/distribution across NSE bulk/block deals and FII/DII flows, computes 15-year structural Support/Resistance zones on benchmark Indian indices, and executes automated 3:00 PM IST paper-trading signal validation.
• GitHub Topics: fii-dii institutional-investors hni nse bse indian-stock-market support-resistance sectoral-etf paper-trading market-microstructure quantitative-finance streamlit python

• Live Streamlit App: https://etf-grid-strategy.streamlit.app/
• Repository: https://github.com/purntripathi-cmd/ETF-Grid-Strategy (app.py)
• Summary: Nifty 50 Distributed 10-ETF Sequential Grid Engine, GTT Order Sheet Forecaster, XIRR & Dual Paper Trader powered by official AMFI NAVs and Nippon India Liquid Fund cash sweep.
• Architecture & Quantitative Capabilities: Systematic 10-tranche sequential Nifty 50 ETF grid strategy using official AMFI NAV feeds, Nippon India Liquid Fund idle-capital sweep, pre-computed broker GTT order sheets, and dual live paper-trading ledgers with exact XIRR tracking.
• GitHub Topics: etf nifty50 grid-trading nse bse indian-stock-market amfi paper-trading xirr gtt-orders quantitative-trading streamlit systematic-trading python

• Live Streamlit App: https://div-screener-in.streamlit.app/
• Repository: https://github.com/purntripathi-cmd/div-screener-in (app.py)
• Summary: Institutional Dividend Aristocrats, PSU Cash-Flow, REIT & InvIT Screener for Indian Markets (NSE/BSE): Evaluates yield spread over 10Y Indian Sovereign G-Sec (6.80%), payout sustainability & technical accumulation zones.
• Architecture & Quantitative Capabilities: Screens high-conviction Indian dividend compounders, cash-rich PSUs, REITs, and InvITs against the 10-Year Indian Sovereign G-Sec yield benchmark (6.80%), combining free-cash-flow coverage with RSI/200-DMA technical accumulation filters.
• GitHub Topics: dividend-investing reit invit nse bse indian-stock-market yield-spread sovereign-bonds stock-screener quantitative-finance streamlit psu-stocks income-investing python

• Live Streamlit App: https://ncd-bond-screener.streamlit.app/
• Repository: https://github.com/purntripathi-cmd/ncd-bond_screener (app.py)
• Summary: Indian Listed NCD, G-Sec & Corporate Bond Screener: Secondary market fixed-income analytics with live 10Y Sovereign benchmark spreads, Dirty/Clean price, Macaulay/Modified Duration, Convexity & RBI rate shock simulator.
• Architecture & Quantitative Capabilities: Institutional fixed-income terminal for NSE/BSE listed NCDs and Sovereign G-Secs featuring Newton-Raphson XIRR/YTM solver, Dirty vs Clean pricing, Macaulay & Modified Duration, Convexity, and parallel RBI repo-rate shift stress testing.
• GitHub Topics: bonds ncd fixed-income gsec rbi indian-bond-market yield-to-maturity duration-convexity nse bse debt-market quantitative-finance streamlit python

• Live Streamlit App: https://nse-quant-terminal.streamlit.app/
• Repository: https://github.com/purntripathi-cmd/nse-quant-terminal (app.py)
• Summary: NSE Quantitative Cash-and-Carry Arbitrage & Cost-of-Carry Terminal: Real-time F&O basis scanner across Near/Mid/Far expiry cycles with dividend drag, SEBI Budget 2024 STT friction auditing & automated paper trading.
• Architecture & Quantitative Capabilities: Scans NSE Spot vs Near/Mid/Far Futures basis spreads in real time, accounts for exact lot sizes, upcoming corporate dividend drag, and post-Budget 2024 SEBI STT/exchange transaction friction to isolate risk-free annualized carry alpha.
• GitHub Topics: arbitrage futures-and-options cost-of-carry nse indian-stock-market derivatives quantitative-finance algotrading basis-trading sebi paper-trading streamlit python

• Live Streamlit App: https://portfolio-hedger.streamlit.app/
• Repository: https://github.com/purntripathi-cmd/portfolio_hedger (app.py)
• Summary: Institutional Portfolio Downside Hedger & Options Paper Engine: Black-Scholes-Merton (BSM) pricing, analytical Option Greeks (Delta, Gamma, Theta, Vega), 95%/99% VaR, and NIFTY protective put/collar sizing.
• Architecture & Quantitative Capabilities: Computes portfolio Beta against NIFTY 50, parametric & historical Value-at-Risk (95%/99% VaR), analytical Black-Scholes-Merton Option Greeks (Delta, Gamma, Theta, Vega), and optimal NIFTY protective put/collar contract sizing.
• GitHub Topics: options-trading portfolio-hedging black-scholes option-greeks value-at-risk nifty-options nse risk-management derivatives quantitative-finance streamlit python

• Live Streamlit App: https://catalyst-pulse-pro-yfdm4wj5wtk2dlyag4jamx.streamlit.app/
• Repository: https://github.com/purntripathi-cmd/catalyst-pulse-pro (catalyst_app.py)
• Summary: SEBI Regulation 30 Corporate Catalyst & FinBERT Event-Driven Alpha Engine: 11-class NSE/BSE filing classifier (USFDA, credit ratings, SAST pledges, order wins) with NLP sentiment polarity and momentum drift tracking.
• Architecture & Quantitative Capabilities: Ingests live NSE/BSE corporate announcements and SAST disclosures, classifies events across an 11-class SEBI Regulation 30 taxonomy (Order Wins, USFDA, Credit Ratings, Capex, Promoter Pledges), and scores post-event drift via FinBERT NLP polarity.
• GitHub Topics: nse bse indian-stock-market finbert sentiment-analysis event-driven-trading sebi corporate-filings nlp quantitative-finance streamlit algotrading python fintech

• Live Streamlit App: https://south-east-bengaluru-real-estate-radar.streamlit.app/
• Repository: https://github.com/purntripathi-cmd/South-east-bengaluru-real-estate-radar (app.py)
• Summary: South-East Bengaluru Real Estate Radar & Rental Discovery Platform: Micro-market price/rental yield intelligence across Sarjapur Road, Whitefield, HSR, Bellandur, ORR & Varthur with daily 5 PM IST tracker.
• Architecture & Quantitative Capabilities: Tracks capital values (INR/sq.ft), gross/net rental yields, metro-phase proximity premiums, and society-level liquidity across South-East Bengaluru IT corridors (Sarjapur Road, Whitefield, ORR, Bellandur, HSR Layout, Varthur).
• GitHub Topics: bengaluru real-estate proptech rental-yield sarjapur-road whitefield property-analytics housing-market india streamlit data-analytics python

• Live Streamlit App: https://up-east-farmlands.streamlit.app/
• Repository: https://github.com/purntripathi-cmd/UP-East-Farmlands (app.py)
• Summary: UP East & Varanasi Farmlands Intelligence Platform: Agricultural land discovery, concentric radial highway/ring-road distance analysis, soil/water agronomy & circle-rate due diligence across Purvanchal districts.
• Architecture & Quantitative Capabilities: Evaluates agricultural and peri-urban land parcels across Varanasi and Purvanchal (UP East) using concentric radial distance rings from highways/ring-roads, circle-rate vs market-rate spreads, groundwater depth, and crop agronomy suitability.
• GitHub Topics: farmland varanasi uttar-pradesh agritech land-valuation gis real-estate-analytics agronomy purvanchal streamlit python

• Live Streamlit App: https://flood-traffic-water-supply-monitor-for-indian-cities.streamlit.app/
• Repository: https://github.com/purntripathi-cmd/Flood-Traffic-Water-supply-Monitor-for-Indian-Cities (app.py)
• Summary: Civic & Real Estate Risk Screener for Indian Cities: Evaluates property micro-markets across flood susceptibility, monsoon waterlogging, traffic congestion corridors, and municipal/groundwater supply resilience.
• Architecture & Quantitative Capabilities: Multi-city urban infrastructure due-diligence platform scoring residential/commercial localities on topographical flood vulnerability, historical waterlogging hotspots, peak-hour commute friction, and municipal/borewell water sustainability.
• GitHub Topics: indian-cities real-estate-analytics flood-risk water-supply traffic-monitoring urban-planning gis proptech civic-tech bengaluru mumbai streamlit python

• Live Streamlit App: https://shortvideocreator.streamlit.app/
• Repository: https://github.com/purntripathi-cmd/ShortVideoCreator (webui/Main.py)
• Summary: AI Short Video Generator with Streamlit WebUI & FastAPI Backend: Automated script generation, stock footage matching, subtitle rendering, and high-definition vertical short video synthesis.
• Architecture & Quantitative Capabilities: End-to-end generative video pipeline combining LLM scriptwriting, neural TTS voiceovers, semantic Pexels/Pixabay B-roll matching, word-level synchronized captions, and MoviePy multi-track rendering via Streamlit WebUI and FastAPI.
• GitHub Topics: ai-video-generator short-video streamlit fastapi moviepy llm tts video-automation content-creation python

• Market Data & Regulatory Pipelines: Official NSE/BSE symbol masters, AMFI daily NAV feeds, RBI 10-Year Sovereign G-Sec yield benchmarks, SEBI Regulation 30 & SAST corporate announcement feeds, and point-in-time historical fundamentals.
• Realistic Indian Transaction Cost & Tax Modelling: Full statutory cost accounting including STT (equity delivery & post-Budget 2024 F&O revisions), exchange transaction charges, SEBI turnover fees, GST (18%), stamp duty, liquidity-scaled market impact slippage, and STCG (20%) / LTCG (12.5%) tax-lot tracking.
• Tech Stack: Python 3.11+, Streamlit, Pandas, NumPy, SciPy, Plotly, SQLAlchemy, Pydantic, Pytest, FinBERT / Transformers, FastAPI.

All platforms listed above are decision-support, quantitative research, and paper-trading systems for educational and analytical use — not SEBI-registered investment advice or automated order-execution terminals.