Work
Projects
Products I've built end to end, most complex first, and the engineering behind each one.
24 projects
- 01
Self-hosted deployment platform
Deploy apps to Linux servers you already own, with automatic HTTPS, health-checked rollouts and one-click databases. Self-hosted for free or as a hosted service.
- 02
Video platform
Video transcoding and delivery. Upload once and get an adaptive stream that plays on any phone, on any connection, with signed playback and per-minute billing.
- 03
Content delivery network
A CDN in front of a website or storage bucket: custom domains with free certificates, cache rules, a firewall and real-time visitor analytics.
- 04
Live streaming
Live streaming on your own channel. Go live from OBS or a browser, reach viewers as adaptive HLS, and find the recording already waiting as a video.
- 05
AI order-confirmation calls
AI phone calls for online shops in Bangladesh: confirms cash-on-delivery orders and recovers abandoned carts automatically, in Bangla.
- 06
School and learning management
Courses, classes, exams, fees and a school website in one self-hosted system for academies, schools, madrasas and coaching centers.
- 07
Privacy-first web analytics
Privacy-first web analytics: no cookies, no consent banner, no stored addresses, and every number an exact count rather than a sample.
- 08
AI customer agents
AI agents that talk with a business’s customers, starting with order confirmation and cart recovery, and report structured results back.
- 09
Shared accounts and billing
One account, one wallet and one bill for a family of products, with tenant isolation enforced by the database and a ledger that cannot drift.
- 10
Webinar rooms
Webinars for large rooms. The audience joins with a short code, no account or download, and can chat, ask, upvote and answer polls in time with the talk.
- 11
Restaurant ordering and POS
A restaurant’s website with online ordering, an offline-capable tablet till, a kitchen screen and a customer phone app.
- 12
Cash-on-delivery commerce
An online shop built around how selling already works in Bangladesh: cash on delivery, courier booking, every district and thana, and a ledger that reconciles.
- 13
Image delivery
Image delivery. Keep images where they already are and request any size and format from a signed URL, resized and cached on the fly.
- 14
Video key service (DRM)
Stores the keys that encrypt each video and hands them only to players carrying a short-lived pass signed by the streaming platform.
- 15
Online store builder
A multi-tenant store platform for small merchants: products, a themed shop on its own address, cash-on-delivery orders and sales tracking.
- 16
Pharmacy management
Point of sale and stock control for pharmacy chains: batches and expiry, first-expiry-first-out sales, prescriptions and branch transfers.
- 17
Self-hosted online shop
A single-merchant shop for Bangladesh, installed per store: catalog, checkout, couriers, local payments and SMS, behind a public API.
- 18
Image optimization service
Resizes, converts and compresses images to the smallest file that still looks identical, served from signed, cacheable URLs.
- 19
SnapKeep
A native macOS screenshot and screen-recording tool. Capture, annotate, and keep, fully on-device with no accounts, cloud, or telemetry.
- 20
Svelte component library
Accessible Svelte 5 components that developers copy into their projects with a CLI, so they own the code.
- 21
SEOMaster
An all-in-one SEO SaaS that guides a zero-visitor site toward ranking on Google, built for non-technical users, teaching as it works.
- 22
Branded link shortener
Short links on your own domain, with a readable address and a QR code for every link, with click counts that tell you which poster or SMS worked.
- 23
Travel booking
One search across buses, trains and flights in Bangladesh, with seat maps and the full fare shown up front.
- 24
UtilsLab
A fast, free, fully static collection of 49 calculators and tools (financial, health, math, everyday, and developer) that all run in the browser.