Best Sales Website Development ServicesDevelopment Services
Build a sales website that converts visitors into customers. IRPR delivers custom sales sites in 8-12 weeks with fixed pricing.
IRPR builds sales websites that turn traffic into revenue. We use React, Next.js, and Shopify for fast, conversion-optimized sites that load in under 2 seconds.
Each project ships in 8-12 weeks with a fixed price between $50K and $150K. For eCommerce sites we include PCI-DSS compliance and integrate with Stripe or Shopify Payments.
Our clients are startup founders launching their first sales site, CMOs who need a higher conversion rate, and eCommerce directors who want custom checkout flows and subscription management.
Types of software we ship.
Custom B2B Sales Site
Built for lead generation with HubSpot CRM integration. Includes quote calculators and account-based landing pages.
eCommerce Store
Full product catalog, cart, and checkout using Shopify or custom Next.js with Stripe. PCI-DSS compliant.
Landing Page System
A/B test multiple sales pages with Vercel and analytics tracking. Optimize conversion rates per campaign.
Subscription Sales Site
Recurring billing with Stripe Billing, customer portals, and dunning workflows. Built for SaaS businesses.
Membership Site
Gated content, user roles, and payment integration using Auth0 and Stripe. Supports tiers and trials.
Affiliate Sales Platform
Affiliate tracking with Post Affiliate Pro or custom referral engine. Includes commission dashboards and payouts.
Lead Generation Sales Site
Capture leads with forms, chatbots, and exit-intent popups. Integrates with Salesforce and HubSpot.
Marketplace Sales Site
Multi-vendor platform with Stripe Connect, vendor dashboards, and commission management. Supports subscriptions and one-time.
We build for every business type.
SaaS companies
eCommerce brands
Real estate agencies
Healthcare providers
Professional services
Why the best sales website development services start with conversion data
Every sales site we build starts with your existing metrics and buyer behavior.
IRPR analyzes your current conversion funnel before writing a line of code. We look at page load times, exit rates, and form abandonment data to decide what to build. A typical sales website we ship includes heatmap tracking (Hotjar), A/B testing (Google Optimize), and real user monitoring (Sentry).
We then design the sales flow around your highest-converting channels. For one B2B client in the Midwest, we rebuilt their checkout in React and increased their trial-to-paid conversion by 34% in the first month. The site loaded 1.2 seconds faster after moving from WordPress to Next.js.
How we deliver the best sales website development services
We follow a structured process from idea to release, with fixed pricing at every step.
Every project starts with a one-week discovery sprint. We interview your sales team, review your analytics, and map the customer journey. By week 2 you have a written Roadmap with a fixed price and timeline. No changes in scope without a signed change order.
During the Product phase (weeks 3-10), we build a testable MVP that you can show to real customers. We deploy on Vercel or AWS and integrate your CRM and payment tools. The final two weeks are for polish, load testing, and SEO audits. You own the code from day one on GitHub.
- Hourly billing with no cap
- Uses pre-built themes
- No conversion optimization knowledge
- Delays when scope changes
- No post-launch monitoring
- No compliance check
- Fixed price from week 2
- Custom React/Next.js architecture
- Built-in A/B testing and analytics
- Single point of contact, no surprises
- Sentry error tracking + 99.9% uptime SLA
- PCI-DSS or HIPAA compliance included if needed
Our process for building the best sales websites
Four phases that take you from idea to a live, revenue-generating sales site.
Idea: You tell us your goals, target audience, and current tools. We learn your business in a 90-minute deep dive.
Roadmap: We deliver a written plan with wireframes, user stories, tech stack, and a fixed price. You review and approve before we write code.
What ships with every sales website project
Every custom sales site includes these deliverables by default.
You don't pay extra for source code, CI/CD, or analytics. Everything is included in the fixed price.
- Source code in your private GitHub repo
- CI/CD pipeline with GitHub Actions and Vercel
- Stripe or Shopify Payments integration
- Google Analytics and Hotjar tracking setup
- Sentry error monitoring
- Responsive design on all screen sizes
- SEO meta tags and schema markup
- One month of post-launch bug fixes
- Performance budget (load under 2 seconds on mobile)
- Documentation of architecture and admin panel steps
What we ship in this practice.
B2B SaaS trial-to-paid site
Built a Next.js sales site with Stripe Billing for a project management SaaS. Trial conversion increased from 12% to 28% after adding real-time usage examples and a self-service demo. Tech stack: Next.js, PostgreSQL, Stripe, Vercel.
Ecommerce store for a boutique furniture brand
Replaced a slow Shopify theme with a custom Next.js storefront. Page load dropped from 4.2s to 1.1s. Average order value rose 18% after adding personalized product recommendations. Tech stack: Next.js, Shopify Storefront API, Stripe, Algolia.
Lead generation site for a real estate agency
Designed a multi-listing sales site with MLS integration and automated email follow-ups. The agency captured 140 leads in the first month, up from 45 with their old site. Tech stack: Next.js, MLS API, HubSpot, SendGrid.
Subscription-based membership site for a fitness company
Built a gated workout platform with tiers (free, pro, elite) using Auth0 and Stripe. Monthly recurring revenue hit $18K in 90 days. Tech stack: React, Node.js, Stripe Billing, Auth0.
Affiliate sales platform for a digital marketing tool
Created a custom affiliate dashboard with Post Affiliate Pro integration. Affiliates onboarded 230 new customers in quarter 1. Tech stack: Next.js, PostgreSQL, Post Affiliate Pro, Stripe.
Marketplace for freelance services
Launched a two-sided marketplace with Stripe Connect for payouts. First month processed $45K in transactions with 98% payout settlement on time. Tech stack: Next.js, Node.js, Stripe Connect, AWS.
Why teams hire us.
Fixed price, not hourly billing
You get a fixed quote in week 2 after the Roadmap phase. No hourly rates, no surprise invoices. If we miss the delivery date, we pay you back a percentage.
Senior engineers only
Every developer on your project has 8+ years of experience. No junior engineers or outsourced teams. Your project manager is a former CTO.
Sales-focused from day one
We don't just design; we optimize for conversion. We set up A/B tests, heatmaps, and analytics before launch. You see what works and what doesn't.
Full code ownership
You own every line of code. We push to your GitHub repo from day one. No proprietary frameworks or lock-in. You can take the code anywhere.
8-12 week delivery guaranteed
We've shipped over 200 products on time. Our workflow (Idea, Roadmap, Product, Release) keeps scope tight and deadlines real. Average MVP delivery is 10 weeks.
Built-in compliance and security
If you need PCI-DSS, HIPAA, or SOC 2, we include the required infrastructure and testing. 99.9% uptime SLA with Sentry monitoring and automated backups.
Idea → Roadmap → Product → Release.
Every engagement runs through the same four-stage pipeline. Predictable by design.
Questions clients ask first.
Related services and industries.
Ready to build? Let's talk.
30-minute discovery call. No deck. We'll tell you honestly what it takes, how long, and how much.