Service · Core Engineering

Web Development for Fast, Scalable, Conversion-Ready Applications

Zasya builds modern websites, web applications, landing pages, portals, and business platforms that are fast, secure, SEO-ready, and easy to maintain.

Sites and applications we keep running after launch, not a design handed over as files.

Component systemCMS modelAccessibilityAnalyticsWEB DEVELOPMENTone senior team, end to end
The problem

Problems this service solves.

  1. 01Website is slow or difficult to maintain
  2. 02Pages are not SEO-ready and miss organic traffic
  3. 03Landing pages get visits but do not convert
  4. 04Internal portals and dashboards are scattered across tools
  5. 05Existing platform is hard to extend without breaking things
  6. 06Business needs a web app, not just a brochure site
What you get

Concrete deliverables, not activities.

  • Business websites and marketing sites
  • Landing pages and campaign microsites
  • Web applications and dashboards
  • Customer portals and self-service platforms
  • Admin dashboards and back-office systems
  • Next.js and React frontends
  • Node.js and Laravel backends
  • SEO-ready architecture
  • Core Web Vitals optimization
  • CMS integrations
The stack

What this is built on.

  • React / Next.js
  • TypeScript
  • Node.js
  • PostgreSQL / Redis
  • AWS / GCP

Built for these teams

Businesses that need a new website or web application built properly · Startups launching their first product online · Teams replacing a slow, outdated, or broken web platform · Ecommerce and B2B companies needing performant landing pages or portals

Typical engagement

How the weeks run.

WEEK 1

Website/app discovery, scope, and architecture

What the site has to do, who it has to rank for, and which pages carry the commercial load.

WEEK 2

UX, technical design, SEO, and content structure

Templates, URL structure and metadata decided together — retrofitting search onto a finished build is the expensive path.

WEEKS 3–N

Frontend, backend, integrations, and QA sprints

Build in slices you can look at, with performance measured as it goes rather than audited at the end.

FINAL WEEK

Launch, analytics, handover, and maintenance plan

Analytics wired, redirects mapped, and a written plan for who changes what after launch.

The honest read

Built for SEO, speed, and maintainability

We use it when

  • The site carries commercial load — search, signup or checkout — and someone is accountable for that number.
  • Content changes often enough that a person who is not an engineer has to be able to make the change.
  • There is an application behind the pages, not only pages.
  • The build has to survive a team change without a rewrite.

We refuse it when

  • A template and a competent marketer would get you there sooner and cheaper.
  • The brief is a redesign with no agreement on what the current site is failing at.
  • Speed and search are wanted, but the offer and the content are the actual constraint.
  • Nobody will own the site after launch.
Every web build includes crawlable structure, clean routing, Core Web Vitals awareness, structured data readiness, responsive UI, analytics readiness, and maintainable code. We do not treat SEO or performance as afterthoughts — they are engineered in from the first sprint.
Proof

Work in this area.

Platform SupportLong-term client work

First-Aid-Kit Subscription, Audit, Stock, and Compliance Platform

A cloud-based first-aid-kit management platform for audits, stock tracking, expiry reminders, replacement ordering, subscription workflows, and compliance operations.

Upwork client feedback
We were satisfied with the code quality and support, and plan to partner with the team long term.
Upwork client feedback
Why Zasya for Web Development

What makes us different.

SEO-ready from the start

We build with Core Web Vitals, structured data, and crawlability in mind — not as an afterthought.

Full-stack, one team

Same team handles frontend, backend, and infra. No handoffs between agencies.

Weekly demos

You see working software in regular demos, not at the end of a long project.

Web Development — FAQ

Questions we hear every time.

What frameworks do you use for web development?
React and Next.js for most projects. TypeScript over JavaScript by default. Node.js for backend, Go for high-performance services.
How do you handle ongoing maintenance after delivery?
We document the system thoroughly and hand over a runbook. We offer a retainer for ongoing support.
Can you build landing pages for paid campaigns?
Yes. Landing pages, campaign microsites, and conversion-focused pages are part of our web development scope.

Start a conversation

Plan your web platform.

Bring the site or platform you have now. In 30 minutes we'll say what is holding back speed, search and conversion, and which fixes are worth doing before a rebuild is.

Book a value call All services30 min · free · no commitment