AI Agents & Chatbots
Web Development
App Development
UI/UX Design
SEO Services
WorkTrainingInsightsAboutCareersContactStart your project →
Web Development

Websites and platforms built to scale

A web development company building fast Next.js websites and SaaS platforms that rank, convert and grow with your business.

<0.8s page loads99.9% uptime+28% conversion lift
yourbrand.com
Performance
Accessibility
Best Practices
SEO
$ git push origin main0s
See it work

See the platform at work

Developer pushes a change
Tests and preview pass
Deployed to every edge region
Lighthouse confirms the scores
From commit to live in a minute● running
Results

Results that compound

Global e-commerce, headless rebuild
<0.8s

storefront load time

Global e-commerce, headless rebuild
+28%

conversion lift

Standard Gen7Ven service level
99.9%

uptime SLA

How we deliver

How we build

Discover

Goals, users and architecture mapped before any code is written.

Design

Wireframes and clickable prototypes approved in Figma.

Build

Next.js front end, typed APIs, every commit tested.

Launch and grow

Edge deployment, Core Web Vitals monitoring, continuous improvement.

Featured project

Global e-commerce brand: Headless storefront

A migration from a legacy monolithic platform to a fast, headless Next.js storefront, built for search visibility and conversion in every market.

<0.8sLoad time
+28%Conversion rate
Read the case study →
In depth

What to expect from a web development company

A good web development company does more than turn designs into pages. It decides how your site will be found, how fast it will load, how safely it will take payments and how easily your team can change it next year. Gen7Ven designs, builds and supports websites and platforms with those decisions made deliberately from the first workshop.

Business website development that earns its keep

A business website has a job: generate enquiries, sell products or support customers. We start every project by agreeing what success looks like and how it will be measured, then design the information architecture, content and calls to action around it. Pages are built from a reusable component library, so new landing pages can be assembled quickly without starting from scratch. Analytics, consent management and conversion tracking are configured before launch, which means you can see from day one which pages and campaigns are performing and where visitors drop away.

Why we work as a Next.js development agency

Most of our builds use Next.js, React and TypeScript. Next.js lets each page be prerendered, server-rendered or updated on demand, so marketing pages load in well under a second while account areas stay dynamic. TypeScript catches whole classes of errors before they reach users. We pair it with a headless CMS for editors and PostgreSQL for data. Where WordPress, Shopify or Webflow is the better commercial fit, we say so and build on it properly; the stack should serve the business, not the other way round.

Custom web development services for SaaS and commerce

Beyond marketing sites, our custom web development services cover multi-tenant SaaS platforms, headless e-commerce, progressive web apps and the APIs that connect them. These products share a set of hard problems: authentication, billing, permissions, data isolation and integrations with tools such as Stripe, HubSpot and your ERP. We solve them with tested patterns rather than one-off code, and follow SOC2-ready and GDPR-compliant engineering practices throughout, which keeps security reviews short and makes procurement easier for your enterprise customers.

Built to be found, measured and maintained

Search visibility is engineered in, not added later. Every build ships with clean semantic markup, structured data, XML sitemaps, sensible redirects and Core Web Vitals in the green. After launch, we monitor uptime, errors and performance continuously and back production platforms with a 99.9% uptime SLA and 24/7 global support. You own the code, the repositories and the hosting accounts. Our role is to keep the platform fast, secure and current while your team focuses on growing the business it supports.

Built with

Models and tools we trust

Next.jsReactTypeScriptNode.jsVercelPostgreSQLStripeSanity
FAQ

Web Development: common questions

How much does custom web development cost?

Cost depends on scope rather than page count alone. The main drivers are the number of unique templates, integrations with systems such as CRM, ERP or payments, e-commerce or account functionality, content migration, accessibility and compliance requirements. After a short discovery phase we provide a fixed-scope proposal with clear milestones, so you know exactly what is included before any build work begins.

How long does it take to build a website or web platform?

Every timeline is based on your scope. The number of page types, the amount of content, integrations and approval rounds all affect it, so we agree a phased plan with clear milestones after discovery rather than quoting a generic figure. We deliver in two-week sprints with a working preview link throughout, so you review real progress continuously rather than waiting for a single reveal at the end.

Which technology stack do you use, and why?

Our default stack is Next.js, React and TypeScript on the front end, Node.js services, PostgreSQL for data and a headless CMS such as Sanity or Contentful for content. It is fast, secure and widely supported, so you are never locked into one agency. When WordPress, Shopify or Webflow suits your goals and budget better, we recommend and build on those instead.

Will my new website be good for SEO?

Yes. Technical SEO is part of every build: semantic HTML, structured data, metadata, XML sitemaps, redirect mapping from your old site and Core Web Vitals in the green. That gives search engines the best possible foundation. No honest agency can guarantee rankings, but our SEO team can support content and authority building once the site is live.

Who owns the code, and who maintains the site after launch?

You do. The code, repositories, domains and hosting accounts are yours from day one, documented so any competent team could continue the work. Most clients choose an ongoing support plan with us covering monitoring, security updates, performance checks and new features, backed by a 99.9% uptime SLA and 24/7 global support.

Why choose Gen7Ven as your web development company?

We combine product design, full-stack engineering, SEO and AI in one team, so your site is planned, built and grown without hand-offs between agencies. We have shipped 150+ projects for clients in the UK, US and worldwide, including a headless storefront that loads in under 0.8 seconds and lifted conversion by 28%.

Web Development

Ready to plan your build?

Share your goals and we will map the scope, stack and timeline with you.