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Software engineerbuilding Shopify storesbuilding AI agentsturning users into customersautomating businessdelivering AI services

I'm Md. Zahin Afsar, a software engineer from Bangladesh. I develop AI agents and AI services, and build performant, accessible products with JavaScript & TypeScript.

Next.jsReactTypeScriptAI AgentsLLMsNode.jsPostgreSQL
Md. Zahin Afsar
zahinafsar.com
5+
Years building for the web
1.2K+
Contributions last year
9th
Code Samurai 2024, nationwide
450+
Stack Overflow reputation

Professional Experience

Voyage Mobile Inc logo

Lead Frontend Engineer (Voyage Mobile Inc)

Aug 2023 – May 2026 · Remote

Voyage helps eCommerce brands recover abandoned carts with a human touch.

  • Lifted client conversions by building the merchant dashboard for cart recovery, agent, and revenue metrics.
  • Cut chart query time by 100x by co-owning CubeCloud preaggregations for statistics.
  • Sped up internal development by cutting load times via code splitting and optimisation.
  • Improved data visualization by building an in-house chart library.
  • Cut recurring costs by building an in-house customer service platform that replaced a paid service.
  • Increased workflow flexibility by self-hosting n8n to replace our custom workflow management.
Next.jsTypeScriptGraphQLDynamoDBAWS LambdaPostgreSQLLiquid
Wecycle logo

Software Engineer (Wecycle)

Dec 2022 – Nov 2023 · Remote

A peer-to-peer rental service platform in the USA.

  • Sped up delivery by shipping React Native and React web clients using a monorepo setup.
  • Improved UX by building Firebase Auth and Cloud Messaging push for the chat feature.
  • Implemented rental checkout with hold/capture payments and period validation.
ReactReact NativeTypeScriptNode.jsStripeStrapiFirebaseMongoDB
Makereal logo

Full-Stack Developer (Makereal)

Dec 2021 – Dec 2022 · Dhaka

Startup software service company delivering web and mobile solutions.

  • Sped up internal development by delivering admin panels, RBAC auth, and analytics dashboards.
  • Accelerated deployments by containerizing with Docker and setting up staging/production CI/CD pipelines.
  • Raised client satisfaction by turning Figma into pixel-perfect UI and iterating directly with clients.
ReactReact NativeTypeScriptNode.jsFirebaseMongoDB

Personal & client work.

Shopify Application

LiveRecover

Frontend-focused Fullstack Development

Turns abandoned carts back into sales. Real people text shoppers over SMS, connected straight to Shopify, recovering up to ~30% of lost carts.

ShopifyAWS LambdaPostgreSQLNext.jsJavaScript
LiveClosed source
Marketing Analytics · AI

Klaviyo Dashboard

Full-Stack Development

A dashboard that plugs into Klaviyo to monitor campaign performance for brands, then uses AI to draft a full marketing calendar. See what's working, then let it plan what ships next.

Next.jsTypeScriptKlaviyo APIAIPostgreSQLSQSAWS
Closed source
P2P Marketplace

BeforeSell

Full-Stack Development

A free marketplace for Bangladesh where anyone can buy and sell. Phones, cars, apartments, jobs. Post it or find it in a few taps.

Next.jsTypeScriptSQLUI/UX PrototypingNGINX
CRM · Logistics

ArrayQ

Full-Stack Development

A CRM built for haulers across the USA. Manages jobs, customers, and dispatch in one place so hauling businesses can track work and keep the pipeline moving.

Next.jsTypeScriptPostgreSQLAIStripe
LiveClosed source
Shopify Application

Gluesale

Full-Stack Development

Turns customers into advocates for Shopify stores. Auto-generates referral links, mints discount codes, and rewards both sides. API-only, no storefront scripts, with a live dashboard for claims and conversions.

ShopifyNext.jsTypeScriptWebhooksPostgreSQL
LiveClosed source
Desktop App

Coodeen

Full-Stack Development

An open-source AI coding assistant you run as a desktop app. Chat on the left drives the agent; the right side flips between live preview, design canvas, files, and git, with a terminal built right in.

ElectronDesktop Application
P2P Delivery Marketplace

Luggora

Full-Stack Development

Connects shoppers with travelers who bring products back from other countries. Request something from abroad, or earn by carrying items on your trip, with matching, order tracking, and trust built in.

TypeScriptNGINXPostgreSQLStripeTwilio
Shopify Theme

Fluzox

Frontend Development

A clean Shopify theme for a store that sells a bit of everything. Big hero, easy-to-filter catalog, a cart that just works, and smooth animations throughout.

ShopifyShopify ThemeLiquidGSAP
Shopify Theme

Zwiron

Frontend Development

A Shopify theme for a made-up fashion label that reads like a magazine. Cream tones, bold type, coral accents, lots of breathing room, and subtle motion to keep it lively.

ShopifyShopify ThemeLiquid

Open source.

The toolkit.

Languages
JavaScriptTypeScript
Front-End
ReactNext.jsVueNuxt.jsReact NativeFramer MotionGSAPD3.jsThree.js
Back-End
Node.jsGraphQLtRPCStrapiAWS LambdaDynamoDBS3SQS
Database & ORM
PostgreSQLMongoDBFirebaseSupabase
Testing
PlaywrightCypressJestVitestStorybook
Tools & Infra
DockerGitGitHub ActionsCI/CDNginxVercelAWS

Recommendations.

Voice 01
I have had the pleasure of working with him on several IT projects, where he consistently demonstrated strong technical expertise, professionalism, and reliability. As a Full-Stack Software Engineer, Zahin has the ability to transform business requirements into well-designed, scalable, and high-quality software solutions. He is disciplined, deadline-oriented, and a great team player.
Voice 02
We worked together at Liverecover product. Collaborating with him was always a smooth experience. Every design I handed off, he brought to life quickly and with great attention to detail — pixel-perfect implementations without endless back-and-forth. He’s reliable, communicative, and a genuine asset to any product team.
Zili Liu
Zili Liu

Lead Designer at VYG.AI

Voice 03
I worked directly with Zahin at Voyage Mobile, Inc., and he is hands-down one of the most talented frontend engineers I’ve partnered with. Zahin has an incredible ability to take super complex UI designs and translate them into pixel-perfect, production-ready code at lightning speed. He is deeply committed to execution and consistently goes above and beyond to get things done ahead of schedule without ever compromising on quality. He would be a massive asset to any engineering team looking for speed, precision, and technical excellence.
Nurul Huda
Nurul Huda

Staff Engineering at VYG.AI

Voice 04
Zahin Afsar is an excellent developer. He’s a strong problem solver with great frontend skills. Zahin really cares about user experience and pays close attention to detail. He handles complex user flows and designs with ease and always finds practical solutions.

Got an ambitious idea?
Let's build it.

Open to fullstack roles, freelance collaborations. Currently based in Dhaka, available remotely worldwide.

Email
afsarzahin@gmail.com
Location
Dhaka, Bangladesh
Status
Open to roles
Timezone
GMT+6