Web Engineering

Web platforms thatare still readabletwo years later.

From a four-page launch site to a SaaS used by a million people a week, we build with the same defaults: hard performance budgets, real accessibility, and a codebase your team can still understand after we have gone.

Code on screen — web engineering workspace
Capabilities

Four practices, one web team.

01

Next.js & React

App RouterRSCTypeScript

Fast, accessible, rock-solid React applications — from marketing sites to complex SaaS products serving millions of users.

  • Next.js App Router & RSC
  • TypeScript-first codebases
  • Server actions & data fetching
  • Edge & serverless deployment
  • Monorepo architecture
  • Design system integration
02

Headless CMS

SanityContentfulStrapi

Content-driven sites built with structured content models that give editors freedom without engineering pain.

  • Sanity & Contentful integration
  • Custom schema design
  • Structured content modelling
  • Preview & draft workflows
  • Localisation & i18n
  • Webhook-driven revalidation
03

E-commerce & payments

Shopify PlusStripeCommerce.js

High-conversion storefronts and subscription platforms — from headless Shopify builds to custom checkout flows.

  • Shopify Plus & headless
  • Stripe subscriptions & billing
  • Custom checkout flows
  • Cart & wishlist mechanics
  • Inventory & fulfilment APIs
  • Conversion optimisation
04

Performance & accessibility

Core Web VitalsWCAG 2.2Lighthouse

We treat performance and accessibility as requirements, not afterthoughts. Every project ships with audited scores.

  • Core Web Vitals optimisation
  • WCAG 2.2 AA compliance
  • Image & font optimisation
  • Lighthouse CI in pipelines
  • Bundle analysis & splitting
  • Semantic HTML & ARIA
Use cases

What we build.

Use case

SaaS dashboards

Complex data interfaces with real-time updates, role-based access, and user-specific views.

Use case

Marketing & content sites

Editable, fast-loading sites that score green on Core Web Vitals and convert visitors.

Use case

E-commerce storefronts

Custom storefronts on Shopify or bespoke stacks — built for conversion and scale.

Use case

Internal tools

Admin panels, ops dashboards, and internal apps that your team actually enjoys using.

Use case

API platforms

Public or partner-facing APIs with documentation, rate limiting, and developer portals.

Use case

Headless CMS builds

Content platforms that let editors move fast without breaking things in production.

Technology

Our web stack.

Technology-agnostic but opinionated — we default to tools that are fast, well-supported, and battle-tested at scale.

Next.js
Framework
React
UI
TypeScript
Language
Node.js
Backend
PostgreSQL
Database
Supabase
Platform
Vercel
Deploy
AWS
Cloud
Stripe
Payments
Sanity
CMS
How we work

From spec to production.

01
Architecture
We define the stack, data models, caching strategy, and deploy target before writing production code. No surprises at launch.
02
Build
Two-week sprints with CI/CD from day one. Every PR is reviewed, tested, and deployed to a preview environment.
03
QA
Automated E2E tests, performance audits, and accessibility checks run on every deploy. We catch regressions before your users do.
04
Launch
Zero-downtime deploy, real-time error monitoring, and a full handover — documentation, runbooks, and on-call support included.
Let's build something lasting

Ready to ship something great?

info@satvixtech.com