David Patheyjohns
Full Stack Web Developer | Software Engineer | DevOps Specialist
Building high-performance web applications with React, Next.js, and Vue. Specialized in SEO optimization, accessibility, and production-ready deployments for businesses across Southwest England.
Areas of Expertise
Comprehensive full-stack development services from frontend to deployment and beyond.
Full Stack Development
Expert in React 19, Next.js 15, Vue 3, TypeScript, and modern JavaScript. Building high-performance, scalable web applications from the ground up.
DevOps & Infrastructure
Complete VPS deployment, Nginx configuration, PM2 process management, SSL certificates, and automated CI/CD pipelines for reliable production systems.
SEO & Digital Marketing
Technical SEO expert with deep knowledge of Schema.org structured data, local SEO strategies, and Core Web Vitals optimization for top search rankings.
Performance Optimization
Obsessed with speed and performance. Every site is optimized for Core Web Vitals, fast load times, and exceptional user experience.
Technology Stack
Modern, cutting-edge technologies for building scalable, performant applications.
Frontend
- React 19
- Next.js 15
- Vue 3
- Nuxt.js 3
- TypeScript
- Tailwind CSS 4
- Framer Motion
Backend & APIs
- Node.js
- RESTful APIs
- Nodemailer
- Resend
- Stripe Integration
- Server Actions
DevOps
- VPS Deployment
- Nginx
- PM2
- Git/GitHub
- Let's Encrypt SSL
- Automated Deployment
SEO & Analytics
- Google Analytics 4
- Schema.org
- Sitemap Generation
- Meta Optimization
- Local SEO
Featured Projects
Live production websites serving businesses across Southwest England.
Multi-Tenant SaaS Platform
Complete multi-tenant SaaS platform enabling businesses to manage students, courses, bookings, and payments through branded portals. Features automated tenant provisioning, 14-day free trials, and webhook-driven subscription lifecycle management.
- Multi-Tenant Architecture
- Stripe Subscription Billing
- Self-Service Onboarding
- Role-Based Access Control
- Automated Email Systems
- Playwright Test Suite
Exeter Digital Agency
Comprehensive digital agency platform with 15+ location-specific pages, dynamic blog system with categories, business directory with Stripe upgrades, and custom Core Web Vitals monitoring dashboard.
- 15+ Location Pages
- Dynamic Blog System
- Business Directory
- Payment Integration
- Performance Monitoring
- 90+ Lighthouse Scores
World X Digital
Professional web design agency serving Exeter, Dartmoor and Southwest UK. Modern responsive design with animated elements and accessibility features.
- Responsive Design
- Modern UI/UX
- Gradient Effects
- Mobile-First
- Professional Branding
PC Rescue Devon
WCAG 2.1 AA compliant website achieving perfect accessibility scores on WAVE and aXe tools. Top 3 Google rankings for "computer repair devon" with sub-2-second page loads and 95+ Lighthouse scores.
- WCAG AA Compliant
- Top 3 Google Rankings
- Interactive Service Maps
- 95+ Lighthouse Scores
- Schema.org Markup
Absolute Plumbing & Heating
Gas Safe registered (565047) plumbing service website with 24/7 emergency callout features, thermal imaging leak detection showcase, and comprehensive local SEO for East Devon coverage.
- Local SEO Optimization
- Emergency Booking
- Service Area Coverage
- Google Reviews (4.9 stars)
- Schema.org LocalBusiness
Heating Hot Water & Plumbing
Modern service website with beautiful Framer Motion animations, seamless contact forms, and optimized for local search rankings.
- Modern Animations
- Contact Forms
- Mobile Responsive
- SEO Optimized
Core Values & Approach
The principles that guide every project and client relationship.
Quality-First Development
Every line of code is crafted with attention to detail, performance, accessibility, and maintainability. No shortcuts, no templates - just clean, professional code.
Modern Technology Stack
Using the latest versions of React, Next.js, and Vue with cutting-edge practices. Your website is built with technology that will last for years to come.
SEO & Performance Guaranteed
Every website is optimized for search engines and Core Web Vitals from day one. Fast load times, top rankings, and exceptional user experience guaranteed.
Direct Communication
Work directly with me - no project managers, no middlemen. You get my full attention and expertise on every aspect of your project.
Professional Journey
From learning to production deployments - the evolution of skills and expertise.
Foundation & Learning
Deep dive into modern web development, mastering React, Next.js, Vue, and full-stack JavaScript development
Digital Agency Launch
Founded Exeter Digital Agency and deployed first production websites for local Southwest businesses
Scaling & Specialization
Expanded to 15+ live websites across multiple industries, mastered DevOps, and achieved top SEO rankings
Professional Growth
Established reputation for high-quality development, exceptional SEO results, and reliable infrastructure management
Skills & Expertise
Comprehensive technical expertise across the modern web development stack.
Next.js & React Expert
Advanced modern web development
Full Stack JavaScript
Complete MERN/MEVN stack proficiency
DevOps & Deployment
Production VPS infrastructure
SEO Specialist
Technical & Local SEO expert
Performance Optimization
Core Web Vitals optimization
TypeScript Developer
Type-safe application development
Ready to Start Your Project?
Let's build something exceptional together. Get in touch to discuss your project and see how I can help bring your vision to life.