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Banyan IoT
Web Development

Web Application Development (MERN)

MERN-stack web apps, SaaS platforms and customer portals built to scale.

Overview

Our software division builds production-grade web applications for startups, SMBs and enterprises. We default to the MERN stack (MongoDB, Express.js, React, Node.js) — extending it with TypeScript, Next.js, Tailwind and modern testing tools — to deliver SaaS products, admin dashboards, customer portals, multi-tenant platforms and internal tools. Every project gets clean architecture, automated tests, CI/CD pipelines and observability from day one, so what we ship runs reliably for years.

Capabilities

Everything you need, under one roof.

MERN + TypeScript

MongoDB, Express, React/Next.js and Node.js with end-to-end TypeScript for safety and speed.

SaaS & Multi-tenant

Subscription billing, role-based access, tenant isolation and audit logs out of the box.

API & Integrations

REST + GraphQL APIs, third-party integrations (Stripe, Razorpay, WhatsApp, Tally, Zoho) and webhooks.

Performance & SEO

Server-side rendering, caching, Core Web Vitals tuning and structured data for top search rankings.

Testing & Quality

Unit, integration and end-to-end tests with Jest, Vitest and Playwright — release with confidence.

Beautiful UI/UX

Tailwind, shadcn/ui, design systems and accessibility (WCAG AA) built in from the first sprint.

Tech stack

Modern, proven, well-supported.

We pick technologies the world's best engineering teams pick — boring where it should be, sharp where it matters.

MongoDBExpress.jsReactNext.js 15Node.jsTypeScriptTailwind CSSshadcn/uiPrismatRPCGraphQLJestVitestPlaywrightStripeRazorpay
Where we deploy

Typical applications

  • B2B SaaS products and dashboards
  • Customer portals and self-service apps
  • Admin consoles for IoT platforms
  • Marketplaces and booking systems
  • Internal ERP / CRM extensions
  • AI-powered web tools

Not sure where to start?

Send us a 2-line brief about what you want to monitor or automate. We'll come back with a one-page use-case scorecard and a transparent estimate — usually within a working day.

FAQ

Web Development — frequently asked questions

Don't see your question? Contact our team.

Do you only do MERN, or other stacks too?

MERN is our default for new web apps. We also build on Django/Python, Laravel/PHP and .NET/C# when an existing codebase or team requires it.

Can you take over an existing project?

Yes. We do code audits, modernisation and gradual rewrites — including legacy PHP, AngularJS and CodeIgniter migrations to React/Next.js.

Do you offer fixed-price or time-and-material engagements?

Both. Fixed-scope MVPs are usually fixed-price; ongoing platforms work better as monthly retainers with sprint-based delivery.

Ready to put your data to work?

Tell us what you want to monitor, automate or track. We'll come back with a free use-case scorecard and a transparent quote — usually within one working day.