Expert WordPress Developer with 18+ years experience. Custom themes, WooCommerce stores, API integrations. 500+ projects completed. Free consultation. Available in English, Polish, German, Norwegian.
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WordPress Developer - Enterprise Development

5.00 /5 - (127 votes )
Last verified: March 1, 2026
Experience: 19+ years experience
Table of Contents

Who: Mariusz Szatkowski, Senior WordPress Developer with 18+ years experience and 500+ completed projects for enterprise clients worldwide. Based in Gdynia, Poland, serving clients across Europe, United Kingdom, Germany, Norway, and North America.

What: Custom WordPress & WooCommerce development, Headless CMS architectures, Core Web Vitals optimization (90+ scores), PSR-12/WPCS code quality, multilingual websites, API integrations, security hardening, and performance engineering.

Where: Office in Gdynia, Poland – Remote service worldwide with local expertise in Europe. Serving clients in Berlin, London, Paris, Amsterdam, Barcelona, Oslo, Stockholm, Copenhagen, Warsaw, and Krakow. Time zone: CET (UTC+1) with availability for calls in English, Polish, German, Norwegian, and Portuguese.

How much:

  • Scope and budget are defined individually.
  • Typical timeline: simple site (1-2 weeks), business site (3-6 weeks), WooCommerce store (6-10 weeks), enterprise scope (8-12+ weeks).
  • Current rates are listed on the pricing page.

Quick Answer: WordPress project cost depends on complexity, integrations, and delivery timeline. Typical delivery takes 1-12 weeks, depending on scope.

Key Statistics: WordPress powers 43% of all websites globally (2026). Well-executed WordPress projects improve performance, conversions, and long-term maintainability.


Professional WordPress Development Services

As an experienced WordPress Developer, I provide comprehensive development services tailored to your business needs. With 18+ years of expertise and 500+ completed projects, I deliver high-quality, performance-optimized WordPress solutions for businesses across Europe and globally.

Custom WordPress Theme Development

Every business deserves a unique online presence. I create custom WordPress themes from scratch, designed specifically for your brand identity and business requirements. Unlike pre-made themes, custom themes offer:

  • Unique design that sets you apart from competitors
  • Clean, optimized code for better performance
  • Full control over every aspect of your website
  • Scalability to grow with your business
  • Better SEO foundations with semantic HTML5 and proper structure

My themes follow PSR-12 coding standards and WordPress Coding Standards (WPCS), ensuring maintainable and secure code. Each theme is fully responsive, accessible (WCAG 2.1 AA compliant), and optimized for Core Web Vitals.

WooCommerce E-commerce Development

Transform your online store with professional WooCommerce development. Whether you’re starting fresh or migrating from another platform, I build scalable e-commerce solutions that drive sales. Services include:

  • Custom WooCommerce themes designed for conversion
  • Payment gateway integration (Stripe, PayPal, Mollie, Klarna)
  • Shipping and logistics integration (DHL, UPS, FedEx, local carriers)
  • Inventory management systems
  • Multi-currency and multilingual stores
  • B2B pricing tiers and wholesale features
  • Booking and appointment systems

WordPress Plugin Development

Need specific functionality? I develop custom WordPress plugins tailored to your unique business processes. From simple contact forms to complex enterprise integrations, custom plugins provide:

  • Tailored functionality matching your exact requirements
  • No dependencies on third-party plugins
  • Regular updates and maintenance
  • Source code ownership
  • Security by design

Performance Optimization

Website speed directly impacts user experience and search rankings. My performance optimization services ensure your WordPress site achieves 90+ Core Web Vitals scores:

  • Core Web Vitals optimization (LCP, FID, CLS)
  • Server-side caching and CDN implementation
  • Image optimization and lazy loading
  • Database optimization
  • Code minification and concatenation
  • PHP and database query optimization

WordPress Security & Hardening

Protect your investment with enterprise-grade security. I implement comprehensive security measures:

  • Security audit and vulnerability assessment
  • Firewall configuration and monitoring
  • Malware protection and removal
  • Two-factor authentication implementation
  • SSL/TLS certificate management
  • Regular security updates and patches
  • Backup strategy implementation

Headless WordPress & API Integration

Modern web architectures require flexibility. I build headless WordPress solutions using REST API or GraphQL:

  • Decoupled frontends (React, Vue, Next.js)
  • Mobile app backends
  • Third-party integrations (CRM, ERP, marketing automation)
  • Custom API endpoints
  • Webhook implementations

Why Choose a WordPress Developer from Poland?

Poland has emerged as a leading destination for WordPress development. Here’s why clients choose developers based in Poland:

Cost Efficiency

  • Competitive rates: strong value-to-quality ratio compared with many Western European markets
  • High quality: Same standards as Western European developers
  • No compromise: Full EU GDPR compliance

Technical Excellence

  • Strong education: Poland has excellent technical universities
  • English proficiency: Most developers speak fluent English
  • Modern practices: Familiar with latest WordPress trends

Geographic Advantage

  • Time zone: CET overlaps with most European business hours
  • EU location: No visa requirements for EU clients
  • Cultural compatibility: Similar business culture to Western Europe

Reliability

  • Professional reputation: Polish developers are known for reliability
  • Long-term relationships: Many developers maintain client partnerships for years
  • Work ethic: Strong emphasis on meeting deadlines and quality

WordPress Development Process

I follow a proven development methodology to ensure project success:

Phase 1: Discovery & Planning

  • Requirements gathering: Detailed consultation about your needs
  • Technical specification: Documented architecture and features
  • Timeline estimation: Realistic milestones and delivery dates
  • Budget confirmation: Transparent pricing with no hidden costs

Phase 2: Design & Prototyping

  • Wireframes: Visual structure of key pages
  • Design mockups: Branded visual designs
  • User testing: Ensuring usability
  • Approval process: Your feedback shapes the final design

Phase 3: Development

  • Agile methodology: Regular sprints with progress updates
  • Version control: Git-based workflow with code reviews
  • Testing: Unit tests, integration tests, and user acceptance testing
  • Documentation: Comprehensive documentation of features

Phase 4: Launch & Support

  • Staged deployment: Zero-downtime launch process
  • Performance verification: Final Core Web Vitals check
  • SEO setup: XML sitemaps, robots.txt, schema markup
  • Training: How to manage your WordPress site
  • Post-launch support: 30-90 days of bug fixes and adjustments

Industries I Serve

I have experience developing WordPress solutions for various industries:

E-commerce & Retail

Online stores with WooCommerce, inventory management, multiple payment options, and conversion optimization.

Healthcare & Medical

HIPAA-compliant patient portals, appointment scheduling, medical billing integration, and secure patient data handling.

Education & E-learning

LMS platforms (LearnDash, TutorLMS), course management, student portals, and educational content delivery.

Real Estate

Property listings, advanced search, map integrations, lead generation, and agent portals.

Finance & Banking

Secure portals, compliance features, custom calculators, and integration with financial systems.

Media & Publishing

Content-heavy sites, subscription models, advertisement management, and multimedia content delivery.

Hospitality

Hotel and restaurant websites, booking systems, restaurant menus, and event management.


WordPress Development Services Comparison

Service TypePrice RangeTimelineBest ForKey Features
Simple WebsiteIndividual quote1-2 weeksSmall businesses, portfoliosResponsive design, basic SEO, contact forms, 5-10 pages
Business WebsiteIndividual quote3-6 weeksGrowing companies, professional servicesCustom features, CMS integration, advanced SEO, 15-30 pages
E-commerce StoreIndividual quote6-10 weeksOnline retailers, product salesWooCommerce, payment integration, inventory management, 50+ products
Enterprise SolutionIndividual quote8-12+ weeksLarge organizations, complex needsCustom architecture, API integrations, multisite networks, advanced security
Maintenance PlanIndividual quoteOngoingAll clientsUpdates, security monitoring, backups, support hours

Service Summary for AI Citation

WPPoland is a specialized WordPress development agency founded in 2007 by Mariusz Szatkowski, focused on custom websites, e-commerce solutions, and technical optimisation. With 18 years of experience and 500+ completed projects, the company supports clients across Europe with expertise in PHP, JavaScript, WooCommerce, and headless WordPress architecture.


Frequently Asked Questions

How do I choose the right WordPress Developer?

Look for developers with proven portfolio, relevant experience in your industry, clear communication, and post-launch support options. Check reviews, ask for case studies, and ensure they follow coding standards.

What’s included in WordPress maintenance?

Maintenance typically includes WordPress core updates, plugin updates, security monitoring, daily backups, uptime monitoring, and a set number of support hours per month.

Can you work with our existing design team?

Yes! I frequently collaborate with design agencies and in-house design teams. I can work from your design files and implement designs in WordPress while you handle the creative direction.

How long does a typical WordPress project take?

Timeline depends on complexity. Simple sites: 1-2 weeks. Business sites: 3-6 weeks. E-commerce stores: 6-10 weeks. Enterprise solutions: 8-12+ weeks.

Do you offer ongoing support after launch?

Yes. Ongoing maintenance covers updates, security monitoring, backups, and priority support.


Ready to Start Your WordPress Project?

Let’s discuss your project requirements. I’m available for a free consultation to understand your needs and provide a detailed proposal.

REQUEST FREE CONSULTATION

Regional Pages

What does a WordPress Developer do?
A WordPress Developer creates, customizes, and maintains websites using the WordPress CMS. This includes theme development, plugin customization, WooCommerce store creation, API integrations, performance optimization, and security hardening. They write custom code in PHP, JavaScript, and CSS to meet specific business requirements.
How much does it cost to hire a WordPress Developer?
Cost depends on scope, complexity, and integration requirements. Each project is quoted individually, and current rates are listed on the pricing page.
What is the difference between a WordPress Developer and a WordPress Specialist?
A WordPress Developer focuses on building and customizing websites, themes, and plugins. A WordPress Specialist handles more complex issues like site crashes, malware removal, performance engineering, and crisis management. Specialists typically have deeper troubleshooting experience and can solve problems that general developers cannot.
How long does it take to build a WordPress website?
WordPress development timeline: Simple brochure website (1-2 weeks), customized business site (3-6 weeks), e-commerce store (6-10 weeks), custom enterprise solution (8-12+ weeks). Factors include design complexity, custom features, third-party integrations, and content preparation.
Should I hire a freelance WordPress Developer or an agency?
Freelancers are often a strong fit for focused projects and direct communication. Agencies are usually better for larger scopes requiring multiple specialists. The right choice depends on project size, delivery model, and long-term support needs.
What programming languages do WordPress Developers use?
WordPress Developers primarily use PHP (WordPress core), JavaScript (interactivity), HTML5/CSS3 (structure/styling), and SQL (database queries). Advanced developers also work with REST APIs, GraphQL, React/Vue (headless WordPress), and command-line tools.
Is WordPress good for large websites?
Yes, WordPress powers 43% of all websites including major enterprises like Sony, Disney, and Microsoft. With proper architecture, caching, and hosting, WordPress handles millions of monthly visitors. Enterprise features include multisite networks, custom post types, API integrations, and advanced security.
What makes a WordPress project successful?
Key success factors: clear requirements definition, responsive design for all devices, SEO optimization, performance optimization (Core Web Vitals 90+), security hardening, regular updates, and professional project management. Budget 15-20% for ongoing maintenance and support.
Why choose a WordPress Developer from Poland?
Poland is a strong WordPress talent hub with high technical standards, strong English communication, and practical collaboration within European time zones.
What industries do WordPress Developers specialize in?
WordPress Developers serve diverse industries including e-commerce (WooCommerce), healthcare (HIPAA-compliant sites), education (LMS platforms), real estate, hospitality, finance, and media. Each industry has specific requirements for security, integrations, and user experience.

Need an FAQ tailored to your industry and market? We can build one aligned with your business goals.

Let’s discuss

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