
Prince Jain
Full Stack Software and AI Engineer in Nextjs TypeScript Python Rust Postgres
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Portfolio
Esperienza lavorativa
Adelev8
Full time • 2 yrs 9 mos
Software Engineer & Platform Consultant
Jul 2025 - Present • 1 yr 4 mos
Built B2B SaaS platforms, OCR automation pipelines, and custom AI assistants for enterprise clients across pharmaceuticals, jewelry, and textiles: * Business-Card OCR & Voice-to-Text AI: Built an end-to-end OCR pipeline converting physical business-card photos into structured CRM records using Tesseract, Supabase, React, and TypeScript, alongside a custom voice-to-text chatbot trainer and WhatsApp business automation workflows. * Enterprise SaaS & Workshops: Delivered B2B portals for SP Life Sciences (WHO-GMP pharma export directory), jewelry, and textile clients; led hands-on AI engineering workshops featured in Rajasthan Patrika and Maru Rajasthan.
Full-Stack Software Engineer
Jun 2025 - Present • 1 yr 5 mos
Built and operate production web platforms, venue POS/ticketing systems, enterprise retail ERPs, and SEO/AEO/GEO growth engines across Next.js 15, React 19, TypeScript, Python, FastAPI, Node.js, and PostgreSQL: * Venue Operations OS & Kiosk/POS (panel.adelev8.com & biggbounce.com): Full-stack ticketing, self-service touch kiosks, cashier POS terminals, ESC/POS thermal receipt printing, and sub-180ms QR gate turnstiles with hardware anti-passback protection at Bigg Bounce (30,000 sq ft Bengaluru theme park). Recorded 10,238+ transactions across 3,526 online bookings and 7,116 POS orders, peaking at 994 daily tickets and 937 QR gate check-ins with Redis atomic capacity locks, Razorpay UPI QR webhook reconciliation, and 0% aggregator commission cut. * Lekha Enterprise Retail ERP & Stock Ledger (lekha.adelev8.com & erp.mytoytree.com): Built a 3,900-line Node.js sync engine with sub-500ms multi-store inventory locks across 9 warehouses and 1,001 active SKUs, GST E-Invoicing, CRM, HR/payroll, and offline-first event POS. Also deployed 4 production ERPNext/Frappe stacks (Meghdoot Textiles, MyToyTree v16, Maninfini Trends, Saroj Jain CRM). * 15+ Live Client Platforms & Top-3 SEO/AEO/GEO (adelev8.com/tech & adelev8.com/creatives): Engineered storefronts, booking engines, and payment backends for Fastrack Karting (fastrackkarting.com), Livetree (livetree.in), MyToyTree (mytoytree.com), Saroj Jain Couture (sarojjain.com + iOS App Store app), Mulveer Jewellers (mulveerjewellers.com), 2TheWall (2thewall.in), Ocean King Distillers Goa (okd.adelev8.com), Trusser (trusser.in), SP Life Sciences (splifesciences.com), Incitec (incitec.in), Own Your Voice Academy (suparnaghosal.com), Varun Chobari (varunchobari.in), and BMW KUN Exclusive Bengaluru. Reached top-3 Google positions across 27 Search Console properties with server-side Meta CAPI attribution and 700+ creative assets. * Infrastructure Fleet: Self-operate a 5-node Linux server fleet running 49 Docker containers across 142 ngin
Quantitative Software Engineer
Prince Jain • Full time
Apr 2024 - Present • 2 yrs 7 mos
Engineered quantitative research pipelines, GPU model training infrastructure, and live brokerage execution routing in Python, Rust, and TypeScript: * Live Brokerage Routing: Built real-time order routing to Zerodha Kite across MCX, equity, and F&O sleeves (~Rs 1.5 Cr notional volume turned in 4 weeks) with automated circuit-breaker kill switches, postback fill reconciliation, and per-fill slippage tracking in basis points. * Self-Orchestrated GPU Research & Applied ML: Orchestrated Kaggle dual-T4 and Vast.ai RTX 3090 GPU workers running Optuna hyperparameter searches, dilated-TCN quantile tournaments, walk-forward validation, and data-leakage detection; built a self-hosted FinBERT ONNX int8 headline sentiment engine. * Upstream Open Source & AI Agent Tooling (github.com/princejain756 & maintaineros.prince.sh): Authored 30 merged upstream PRs across 12 major repositories including Apache DataFusion (#26551), Apache Arrow Rust (#11845), Tokio Bytes (#863), LanceDB (#4584, #4586), Oxc (#28008), SQLAlchemy (#13710), CockroachDB/Pebble templates (#842-#847), JSQLParser (6 PRs), Connect-ES (#1849), and Redis Lettuce (#3966). Published MaintainerOS and 12 zero-dependency AI agent and MCP developer CLIs on npm (mcp-bouncer, canimcp, mcp-tax, ruleherd, ctxvitals, agent-trials, slopsieve).