3D brand site · for Block & Brew
Coffee 3D
A voxel coffee bar built in Three.js. Scrolling flies the camera through the shop and up to the menu board.
- React
- Three.js
- Vite
Saptarshi Chattopadhyay — freelance web developer and video editor in Kolkata, India
Saptarshi ChattopadhyayFull-stack engineer & video editor · সপ্তর্ষি · Kolkata, India
Logline
A full-stack engineer who edits video builds websites that move like film.
Build
Interactive web apps, end to end.
- Frontend
- React, Next.js, Tailwind CSS
- 3D & motion
- Three.js, GSAP, WebGL
- Backend
- Python, FastAPI
- AI
- LLM features with the Groq API
Cut
Edits and motion graphics for brands.
- Edit
- Adobe Premiere Pro
- Motion
- Adobe After Effects
- Delivery
- Cut for web, social and product launches
Now: Research & Development Specialist at Multiplier AI. Studying electronics & communication engineering at IEM Kolkata.
Selects
Six sites, all live
Each one was designed and built end to end. These are screen recordings from the live builds — scroll to cut between them, or open any site in a new tab.
Brand site
Vanta
A running brand’s manifesto, told in motion: an aerial track photograph under heavy type, then product stories as you scroll.
- React
- Vite
Product catalog · for Kilnforge
Kiln Forge
A catalog for coffee-roasting machines. Blueprint line drawings, an editorial serif and dossier-style detailing.
- React
- Vite
Agency site · for GPTShopExpert
Pixel Forge
For a GEO & AEO agency that gets businesses cited by AI search. A rotating 3D satellite, HUD labels and an acid-on-black system.
- React
- Vite
Brand site
Cafe Kaleido
A neighbourhood cafe, loud on purpose: neo-brutalist blocks, a running ticker and a colour-coded menu.
- React
- Vite
Web app · for Chatterify Mail Studio
Chatterify
A workspace to compose, preview and send outbound email through your own SMTP, with readiness checks and reusable templates.
- React
- Three.js
- Vite
Designed, built and cut by
Saptarshi Chattopadhyay
সপ্তর্ষি চট্টোপাধ্যায়
Experience
- Research & Development Specialist
- Multiplier AIJun 2026 — Present
- Full Stack Engineer
- Vibe Engine AIAug 2025 — Jun 2026
- Video Editor
- OD Solution, AustriaFeb 2025 — Oct 2025
- Frontend & AI/ML Developer
- BrainlyMay 2023 — Jul 2023
Education
- B.Tech, Electronics & Communication Engineering
- Institute of Engineering and Management, KolkataJul 2023 — May 2027
- Higher Secondary, PCMC
- Kalyani Public SchoolApr 2021 — Apr 2023
Tools
- Frontend
- React, Next.js, Tailwind CSS
- 3D & motion
- Three.js, GSAP, WebGL
- Backend
- Python, FastAPI
- AI
- LLM features with the Groq API
- Edit
- Adobe Premiere Pro
- Motion
- Adobe After Effects
- Delivery
- Cut for web, social and product launches
In association with
- Multiplier AI
- Vibe Engine AI
- OD Solution
- Brainly
- Nblik
Made with Next.js, a little WebGL and one photograph.
Contact
Have something to build — or to cut?
Tell me about it. I usually reply within 24 hours.
Based in Kolkata, India — working with teams anywhere.
সপ্তর্ষিSaptarshi — the seven sages. It’s what India calls the Big Dipper, and it’s my name.