High-Performance Websites & Web Apps That Convert
Corporate sites, SaaS platforms and e-commerce stores engineered for speed, SEO and conversions — with Lighthouse scores your competitors can't match.
At a Glance
- Engagement
- Fixed-price or dedicated team
- First response
- Within 1 business day
- Scoped quote
- Within 48 hours
- Ownership
- Full source & IP transferred
Core Stack
Web Development Services
Custom Web Applications
Scalable SaaS products, dashboards and portals built with React, Next.js, Node.js and PostgreSQL.
Corporate Websites
SEO-first marketing sites with CMS integration, sub-2-second loads and conversion-optimized layouts.
E-commerce Development
Shopify, WooCommerce, Magento and headless storefronts with AI-driven recommendations and frictionless checkout.
Progressive Web Apps
App-like web experiences with offline support and push notifications — one codebase, every device.
API Development & Integration
REST and GraphQL APIs, third-party integrations and microservices that keep your ecosystem connected.
Website Modernization
Replatforming legacy sites to modern stacks — without losing rankings, data or uptime.
The KeasBrain Difference
- Core Web Vitals obsessed — LCP under 2s and CLS under 0.1 are acceptance criteria, not afterthoughts.
- SEO engineered in — Semantic markup, schema, sitemaps and performance — rankings start at the codebase.
- Design that sells — Conversion-focused UX validated with real user journeys, not opinions.
- Future-proof stacks — TypeScript, component architecture and CI/CD so your site evolves without rewrites.
0
Years of Experience
0
Projects Delivered
0
Happy Clients
0
Client Satisfaction
A Clear Path From Idea to Impact
-
1
Discover
Free consultation + scope audit
-
2
Design
Architecture & UX validated upfront
-
3
Build
Agile sprints with weekly demos
-
4
Scale
Launch, monitor & optimize
Tools & Platforms We Use
Web Development Questions
A marketing website takes 3–6 weeks; a custom web application 2–5 months depending on scope. You get a sprint-by-sprint plan with weekly demos from day one.
Yes — semantic HTML, structured data, optimized assets and Core Web Vitals targets (95+ Lighthouse) are built into our definition of done.
Yes. We map every existing URL, preserve or 301-redirect them, retain metadata and monitor rankings through the migration.
Every project includes a support window, with optional ongoing plans covering updates, security patches, backups and performance monitoring.