S M SUJAN

Full-Stack JavaScript Developer | Shopify App Specialist | Backend Engineering Enthusiast. Based in Mymensingh, Bangladesh 🇧🇩

I’m a Full-Stack JavaScript Developer with strong experience in building scalable applications across Next.js, Remix.js, React, Node.js, and the Shopify app ecosystem. Over the years, I’ve contributed to high-impact products, led development teams, mentored juniors, and collaborated directly with founders and product teams to deliver reliable, user-focused solutions.

I specialize in Shopify app development, backend architecture, modern React frameworks, and creating robust APIs using Node.js, Express, Sequelize, Prisma, GraphQL, and PostgreSQL. I’m comfortable taking ownership of complex features, working without supervision, and managing multiple projects at once.

I’ve built and contributed to projects like a Shopify return & abandoned cart recovery app, an AI-powered podcast creation platform, a flipbook publishing system, and a full ticketing system with test coverage.

I enjoy solving challenging problems, designing scalable systems, and continuously improving my backend engineering skills. My strengths include team leadership, debugging, code review, and helping junior developers grow.

Technologies I work with: JavaScript (ES6+), TypeScript, React.js, Next.js, Remix.js, Vue.js, Nuxt.js, Svelte, Node.js, Express.js, GraphQL, Apollo, Prisma, Sequelize, PostgreSQL, MongoDB, Firebase, AWS S3/Lambda, NextAuth.js, JWT, Puppeteer.

What I bring: ✔ Strong ownership & independent execution ✔ Team player with leadership experience ✔ Fast learner with a backend-first mindset ✔ Passionate about clean, scalable, maintainable code.