Hey, I'm Arpit. :)))

Founding engineer. AI-native store builder for Indian sellers.

• Razorpay subscription billing end to end: retries, webhooks, failed and partial charges, scoped per shop. Before this, the product was free.
• Seller funnel: n8n finds Instagram sellers with no storefront, loads them into our CRM, and drafts a personalised WhatsApp DM for the team to review.
• Real-time inventory sync across D2C and B2B; Shiprocket and WhatsApp automation.
• Google address autocomplete at checkout, free through Google's startup program.
• Replaced Salesforce with self-hosted Twenty: ~US$1,000 → ~US$50 a month.

Founder. Legal AI research and drafting assistant for Indian law firms.

• Document chat with multi-provider tool use (Claude, Gemini, GPT), exact citations, Indian Kanoon and eCourts India.
• Drafting workflows (CP checklists, agreement summaries) that output Word files with tracked changes.
• Organization-level data with role-based access, scoped by practice area.
• Three months in Delhi; ~10 firms as customers, some paying. YC Startup School and early conversations with a few investors.
• Wound down: 5–6 month sales cycles, on-premise demands, no GTM partner.

A 199-slide course on AI agent architecture, built from my own notes.

• 18 chapters, BM25 search, keyboard and swipe navigation.
• Claude RAG answers that cite the exact slide; bring-your-own-key Gemini chat on every slide.
• Designed in Paper, built with Claude Code.

Freelance engineer, remote.

• Docker-based debugging and DevOps tasks with deterministic test suites, aligned with Terminal-Bench.

• Migrated Authomatic's Twitter/X provider from OAuth 1.0 to 2.0.
• Documented plone.conf; 4 sprints on docs, bugs and validation edge cases with maintainers Steve Piercy and Victor Fernandez. Proof of work

• Maintained the frontend that shows the project's research results.

A multi-LLM panel of experts. Opus researches, Codex and Cursor CLI models (Grok, GPT, Gemini) brainstorm in parallel, and it converges on a scored, red-teamed verdict.