Languages
- JavaScript
- TypeScript
- Python
- PHP
- SQL
EST 1995
Arpan Roy Chowdhury
arcxx1995@gmail.com
I design, build, and ship production-grade, AI-native software end-to-end — backend services, frontend interfaces, and the AI systems that power them. A forward deployed engineer who embeds with teams, turns ambiguous requirements into working software, and owns delivery from architecture through production. Working from Bengaluru, India with teams around the world.
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years experience
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companies
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personal projects
0M+
users reached
BuilderAI-NativeFull-StackForward DeployedScalableReliableAdaptableProblem-solver
BuilderAI-NativeFull-StackForward DeployedScalableReliableAdaptableProblem-solver
Skill Stack
Tools and Technologies I Work With
Frameworks & Libraries
- React
- Next.js
- Node.js
- Tailwind CSS
- shadcn/ui
- LangChain
- LangGraph
- Supabase
Tools & Platforms
- Docker
- Kubernetes
- AWS
- GCP
- Vercel
- Postman
Work Experience
Six Years of Shipping Production Software
Mar 2026 - Present
Forward Deployed Engineer
MENTALYC INC
- Build and ship AI-native clinical documentation workflows end-to-end — transcription pipelines, LLM-driven structured note generation (SOAP / DAP / BIRP), and the frontend practitioners use daily — in a HIPAA-conscious environment.
- Engineer REST API integrations between internal services and healthcare documentation systems, orchestrating multi-step, production-grade workflows.
- Design data models and serverless backend logic, and build internal tooling for onboarding, reliability, and scale.
- Embed directly with customers to run technical discovery and turn clinical workflows into deployed software.
- Build retrieval-augmented generation (RAG) pipelines with LlamaIndex and LangChain over a pgvector vector database, grounding LLM outputs in relevant clinical context for accurate, reliable documentation.
Dec 2024 - Mar 2026
Software Engineer
VIACT.AI
- Developed full-stack features for an enterprise AI safety platform — backend APIs for real-time monitoring and risk detection, plus dashboards visualizing computer-vision and IoT data streams.
- Built data pipelines processing real-time streams from edge devices and CV models; designed APIs and webhooks connecting edge processing, IoT, and cloud services.
- Containerized services with Docker and deployed across cloud environments for enterprise reliability and scale.
Jul 2023 - Dec 2024
SDE II
DAPPRADAR
- Built and maintained backend services and APIs (Node.js / PHP) powering DappRadar's Web3 analytics — indexing on-chain data across multiple blockchains for 1M+ users.
- Developed high-throughput pipelines ingesting and normalizing real-time blockchain data, exposed through performant REST APIs and dashboards.
- Worked across the stack on data accuracy, reliability, and scale for multi-chain analytics.
Jan 2021 - Jul 2023
Application Developer
HAKUNA
- Developed full-stack and native iOS features (Swift, Xcode) for a real-time live-streaming social platform with 10M+ downloads.
- Worked with WebRTC for low-latency HD live broadcasts and multi-guest video rooms across web and iOS.
- Built engagement, in-app gifting, virtual currency, and content discovery features.
Mar 2020 - Nov 2020
Executive Systems Engineer
ET MEDIA LABS
- Built systems and automation for multi-channel data acquisition and analytics across digital growth platforms.
- Developed reporting tooling integrating Google Analytics, Looker Studio, and platform APIs; automated data and experimentation pipelines.
Offline Mode
What I do in my free time when I'm not coding?
Coding
Reading
Walking
Football
Gaming
Music
Coffee
Personal projects
3 Projects01
Glassbottles
Next.jsSupabasePostgreSQLVercel
Founder & Engineer2025 - Present
- Designed and launched (beta) a sea-themed, serendipity-driven daily anonymous messaging app built around calm, meaningful connection — owned end-to-end from concept through release.
- Built auth, data model, and serverless backend on Supabase / PostgreSQL, deployed on Vercel.
- Building towards voice snippets, guided onboarding, and WhatsApp notifications via third-party API integration.
02
Ninjatest
Next.jsSupabase RealtimePostgreSQL
Founder & Engineer2025 - Present
- Building a real-time 1v1 competitive CAT test-prep app — head-to-head battles with live matchmaking and synchronized game state over Supabase Realtime.
- Designing ELO-based matchmaking and section-level scoring, with authoritative game logic enforced server-side via PostgreSQL security-definer RPCs.
- Implementing a national leaderboard, auth, and data model on Supabase / PostgreSQL; frontend in Next.js (App Router) on Vercel.
03
Iris Luna
Next.jsSupabaseMoR PaymentsVercel
Founder & Engineer2025 - Present
- Building a voice-first daily tarot reading app where seekers record one question, choose card positions, and wait for a real human reader before any cards are revealed.
- Designed the no-auth seeker flow: in-memory recording and deck selection, Merchant of Record checkout integrated, session-token access, and sealed server-side card assignment.
- Architected Supabase / PostgreSQL storage, RLS, Edge Functions, MoR payment reconciliation, reader queue, Resend notification, and server-side garden state for completed readings.
Let's build something ambitious together.
Open to forward deployed and full-stack roles, and to building AI-native products end-to-end.