Custom Website Development Agency | Rank #1 on Google & Convert 3x Better

Ditch slow site templates. Hire custom web development experts to build sub-second business websites, B2B SaaS landing pages, brand platforms, and custom web apps backed by a 100/100 Core Web Vitals Guarantee.

Sub-1.0s Speed Guarantee
100/100 Core Web Vitals
100% Code Ownership
Custom Web Design AgencyBusiness Website DevelopmentSaaS Landing Page DesignWebsite Redesign ServicesHigh Converting Web DesignSub-1.0s Speed Guarantee

See How Much Speed & Revenue You're Losing

Select your current website platform below to compare its typical load performance against a custom FASAK Next.js build.

Current Platform (WordPress)

Slow & Bloated Monolith

Average Load Speed:4.2s
Google PageSpeed Score:42/100
Traffic / Conversion Loss:-38% bounce rate
  • Heavy render-blocking scripts & plugins
  • Delayed Google indexation on dynamic pages
  • High server response time (TTFB)
FASAK Custom Next.js Build

Ultra-Fast Custom Software Stack

Average Load Speed:Sub-0.9 Seconds ⚡
Google PageSpeed Score:100 / 100 Green Score Guaranteed
Conversion Impact:+180% Average Lead Conversion
  • Pre-rendered HTML5 & React Server Components
  • Instant Google pre-rendering & JSON-LD schemas
  • 100% clean TypeScript codebase handover
Stop losing leads to a slow website.

We guarantee 100/100 Core Web Vitals or we optimize your site for free.

Replace My WordPress Site

Case Studies & Performance Proof

See how custom website development drove 200%+ traffic growth and 3x higher conversion rates for our clients.

B2B SaaS Marketing Site

Replaced Slow WordPress Site with Next.js App Router & Sanity CMS

Page Load Speed
Was: 4.8 Seconds Now: 0.7 Seconds
Organic Search Traffic
Was: 3,200 / mo Now: 11,400 / mo (+256%)
Free Trial Signups
Was: 1.2% Conversion Now: 4.1% Conversion (+241%)

"FASAK SQUAD rebuilt our SaaS site in 12 days. Our Google rank jumped to #1 for 14 keywords within 60 days."

Alex Mercer, CTO @ CloudFlow
Want results like this for your business?Get Started

8 Technical SEO Standards Engineered into Every Build

Google rewards field data and user experience. Inspect the technical SEO parameters we configure into your Next.js codebase to guarantee #1 search rankings.

GUARANTEED SEO STANDARD

1. Largest Contentful Paint (LCP ≤ 0.9s)

We optimize hero assets using Next.js automatic WebP/AVIF image conversions, priority preloading, and React Server Components (RSC) to ensure your page renders fully in under 1 second.

Underlying Software Architecture:next/image priority preloading + Edge SSR
Built into every FASAK Next.js project with 100% code ownership.

Custom Web Solutions Tailored to Your Industry

Select your industry vertical to inspect tailored feature specs, conversion strategies, and technical architectures.

Engineered for Free Trial Conversions & Stripe Subscriptions

B2B SaaS & Tech Startups Web Solutions

B2B SaaS buyers evaluate product security, speed, and messaging within seconds. We build high-converting marketing sites featuring interactive pricing calculators, live feature demos, and seamless user auth.

3x Higher Free Trial Signups
Sub-1.0s Global Page Speed
Sanity CMS for Marketing Team Autonomy
Ready to build an industry-leading website?Launch B2B SaaS & Tech Startups Brief

Solutions engineered for your business goals.

Select your solution type below to inspect exact specifications, turnaround speeds, and features.

SaaS Growth & ScaleFrom ₹35,000

B2B SaaS Marketing Website

High-converting marketing website for SaaS startups and tech platforms. Designed to communicate value proposition within 5 seconds, capture leads, and drive free trial signups.

Turnaround Speed 10 - 14 Days
Target Metric Sub-1.0s Speed & 100% Core Web Vitals
Included Engineering Specifications:
Hero Hook & Interactive Feature Showcases
Dynamic Pricing Calculator & Annual/Monthly Toggle
Stripe & Razorpay Subscription Checkout Pipelines
Sanity or Strapi Headless CMS for Marketing Teams
Sub-1.0s Load Speeds & 100/100 Core Web Vitals
SEO Canonical Metadata & JSON-LD Rich Schemas

Migrate from WordPress to Next.js with ZERO SEO Loss

Upgrade your slow site builder to a custom Next.js 16 codebase without losing existing Google rankings or backlinks.

01

SEO Audit & Route Mapping

We crawl your existing website to map 100% of your indexed URLs, metadata, canonicals, 301 redirects, and current keyword rankings to guarantee ZERO SEO loss.

02

Figma UI/UX & Content Extraction

We extract your existing articles, images, and brand assets while designing a modern Next.js Figma layout engineered for sub-second speed.

03

Next.js 16 + Headless CMS Build

Our software engineers build the React frontend, connect Sanity or Strapi Headless CMS, and integrate serverless API webhooks for forms & payments.

04

Zero-Downtime Server Launch

We deploy to Vercel/Hostinger, configure SSL certificates, map 301 redirects, execute Core Web Vitals audit, and submit your updated sitemap to Google.

100% Zero-SEO-Loss GuaranteeAll existing URLs, backlinks, and meta tags are preserved & 301 redirected.

The 5 Pillars of a High-Ranking Custom Website

Why generic template sites fail to rank or convert, and how custom website development drives business growth.

1. Sub-Second Page Speed & Core Web Vitals

Google prioritizes websites that load under 1.2 seconds. By utilizing pre-rendered HTML5 and server-side optimization, your pages load instantly without render-blocking scripts.

2. Conversion-Engineered UX (CRO)

A great website converts visitors into paying clients. We build interactive pricing calculators, live product previews, friction-free lead forms, and strategic CTAs.

3. Headless CMS (Sanity / Strapi)

Empower your marketing team to publish blogs, update landing page copy, and add case studies via a secure visual dashboard without touching developer code or risking site downtime.

4. Enterprise Auth & Billing Integration

Seamlessly connect user authentication (Clerk, Supabase, Auth0) and automated subscription billing (Stripe, Razorpay, Cashfree) directly into your marketing site and web app.

5. Search Engine Dominance & Structured Schemas

We embed structured JSON-LD schemas (`Service`, `Organization`, `FAQPage`, `HowTo`) and canonical metadata so search crawlers and AI answer engines index your website features accurately.

Calculate Your SaaS or Brand Web Scope

Select your target software scope and features to estimate delivery timeline, Core Web Vitals targets, and investment range.

PROJECT DELIVERABLES & GUARANTEE

Your SaaS Web Scope

Estimated Delivery: 20 Business DaysMilestone-based progress reviews
Target Speed: Sub-1.0s Global TTFB100/100 Core Web Vitals guarantee
100% Clean Next.js 16 Git RepoZero template bloat, full codebase handover
Estimated Project Investment:58,000

✓ Includes custom Figma UI design, Next.js engineering, responsive QA audit & server launch.

Launch Brief for Full SaaS Marketing & App Site

Custom Website Stack vs Legacy Site Builders

Compare custom software codebases against monolithic WordPress/Webflow templates for speed, security, and Google rankings.

Legacy Monoliths

WordPress / Webflow / Template Builders

Generic site builders struggle with complex SaaS auth, dynamic database queries, and custom Stripe billing logic, resulting in sluggish load times and poor Google rankings.

  • 3.5s – 6.0s average page load speed
  • Bloated JavaScript plugins & third-party script overhead
  • Vulnerable to database injection & security exploits
  • Rigid template constraints & restricted API integration
  • Poor indexability on dynamic search routes
Core Web Vitals Score:35 - 65 / 100 Poor
FASAK Custom SaaS Stack

Next.js 16 + Server Components + Headless CMS

Full-stack React architecture engineered for sub-second page loads, instant Google pre-rendering, isolated serverless APIs, and seamless subscription billing.

  • Sub-1.0 second global TTFB & instant page transitions
  • 100/100 Core Web Vitals score & green Lighthouse audit
  • Pre-rendered HTML5 & structured JSON-LD SEO schema
  • Supabase/Clerk Auth + Stripe/Razorpay Webhooks
  • Sanity/Strapi CMS empowering marketing teams
Core Web Vitals Score: 100 / 100 Guaranteed

Website Development Agency FAQs

Everything you need to know about custom website development, guarantees, headless CMS, and code handover.

Most web agencies build sluggish websites using bloated WordPress templates or generic builders that take 3.5s to 6.0s to load. FASAK SQUAD builds custom, lightning-fast web codebases that load in under 1.0 second, score 100/100 on Google PageSpeed, and pre-render HTML5 for instant search engine indexing. Plus, we back our work with a 100/100 Core Web Vitals Guarantee.

Ready to build a website that ranks #1 on Google and converts?

Configure your custom plan, budget scope, and features inside our brief tool. Our team will structure a proposal matching your exact goals within 12 hours!

Start Custom Brief