Next.js
Building a Design System with Tailwind CSS in Next.js
Tailwind without structure becomes utility soup. How to build a real design system in Next.js: tokens first, variant-driven components, and rules that keep it coherent.
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The only development partner your product will ever need
Web platforms, APIs, mobile apps and AI — designed, built and scaled by one senior team for companies across the UK, USA, Europe and Switzerland.
Free consultation · No obligation · Reply within one business day
Strcli/>
Control plane
app.strcli.com/dashboard
Your office
Emma
Product Owner
Cloud
Next.js App
Node.js API
Strcli HQ
Daniel
Lead Engineer
Datacenter
PostgreSQL
WordPress
We build with the tools that power the modern web
- Node.js
- React
- Next.js
- NestJS
- PostgreSQL
- MongoDB
- Laravel
- Shopify
- WordPress
- React Native
- Flutter
- OpenAI
Full-stack web
Web platforms, end to end
Next.js frontends, Node.js backends and everything between — one senior team owns your whole stack, from design system to database.
- SEO-ready rendering with green Core Web Vitals
- Type-safe APIs shared across the stack
- Preview deployments on every change
app/page.tsx
Build passed · deployed to production in 54s
Backend & data
APIs and data built to scale
Express, Fastify and NestJS services over PostgreSQL and MongoDB — engineered for 10× your current traffic, observable from day one.
- Load-tested before launch, not after incidents
- Zero-downtime deploys and migrations
- Structured logging, metrics and tracing built in
Live API trafficall systems operational
- GET/api/orders23ms200
- POST/api/checkout41ms201
- GET/api/products?page=218ms200
- PATCH/api/users/4229ms200
48ms
p99 latency
2,400
req/s
0.01%
error rate
Mobile & AI
Mobile apps and AI, same team
React Native and Flutter apps in both stores from one codebase — with AI assistants, RAG search and automation woven into your product.
- Native-feel UI at 60fps on iOS and Android
- AI features grounded in your own data
- Store submission and OTA updates handled
Support Assistant
● online
Where is my order #4821?
It left our Manchester warehouse this morning and arrives tomorrow by 1pm. Want live tracking?
Yes please!
AI drafting reply…
Services
Everything under one roof
Six disciplines, one senior team. From your first commit to your millionth user.
0+
Years shipping software
0+
Projects delivered
0+
Long-term clients
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Countries across UK, USA, Europe & Switzerland
Testimonials
Teams that stayed
Most of our clients have worked with us for years. Here's why.
“They rebuilt our platform on Next.js and cut page load times from four seconds to under one. Organic traffic followed within a quarter.”
Head of Product
SaaS scale-up, London
“The first development team we've worked with where the estimate, the invoice and the delivered product all matched. Rare enough to mention.”
Founder
E-commerce brand, Zurich
“Our Laravel system was ten years old and terrifying to deploy. STRCLI modernised it without a single day of downtime.”
CTO
Logistics company, New York
Process
From first call to launch day
A process refined over hundreds of releases — transparent at every step.
01
Discover
We dig into your goals, users and constraints — then map the shortest path to a product that matters.
02
Design
UX flows, interface design and technical architecture agreed before a single line of code is written.
03
Develop
Weekly sprints, staging previews and honest demos. You watch the product take shape in real time.
04
Deploy
Automated pipelines, load testing and monitored releases. Launch day is a non-event — by design.
05
Support
SLAs, proactive maintenance and a roadmap for what's next. We stay long after the confetti settles.
Insights
Engineering notes, no fluff
Practical writing on WordPress, Node.js and Next.js from the team.
Where we work
Local hours, global reach
Based in the UK, delivering across three continents with real timezone overlap — from London to Zurich to San Francisco.
GBGMT / BST
United Kingdom
Home base. On-site workshops and same-timezone collaboration across the UK.
USEST – PST
United States
Overlap-friendly delivery for teams from New York to San Francisco.
EUCET / EET
Europe
Serving startups and enterprises across the EU with full timezone alignment.
CHCET / CEST
Switzerland
Precision delivery for Zurich, Geneva and Basel — with Swiss-grade data privacy and compliance.
FAQ
Questions, answered
Everything teams usually ask before working with us. Anything else — call +44 7786 554750.
Focused builds — a marketing site, an MVP, a Shopify store — typically start around £5k–£15k. Full platforms with web, mobile and backend usually land between £25k and £100k+. After a free consultation we give you a fixed, itemised estimate before any commitment.
Start your project
Have an idea? Let's ship it together.
Tell us what you're building — we'll reply within one business day with an honest take and a clear next step.