worldbusiness

Senior Backend & Systems Developer

Senior Backends & Systems Developers


We build custom software and ecommerce platforms for mobile phone and electronics trading businesses.


Our focus is on developing high-performance backend systems that handle real business operations, including stock management, pricing control, order processing, and multi-channel sales.


We work with:


  •  Mobile phone wholesalers 
  •  Electronics distributors 
  •  Ecommerce businesses 
  •  Buyback and recycling companies 
  •  Import and export traders 

Core expertise includes:


  •  Wholesale ecommerce platform development 
  •  Backend system architecture for trading businesses 
  •  Inventory and pricing automation 
  •  B2B and B2C ecommerce systems 
  •  Scalable business infrastructure 

We understand how this industry works. Stock moves fast, pricing changes constantly, and businesses need systems that can operate reliably under pressure.


Our approach is to build platforms that:


  •  Improve operational control 
  •  Increase sales efficiency 
  •  Support high-volume trading 
  •  Scale with business growth 

We work with businesses that require serious systems, not basic websites, and are looking to build or improve their digital infrastructure.



Experience: 11 years

Yearly salary: $100,000

Hourly rate: $90

Nationality: 🇬🇧 United Kingdom

Residency: 🇬🇧 United Kingdom


Experience

Full-Stack Developer & Systems Architect
UK Airports Taxi Transfer
2026 - 2026
Built and launched a complete airport transfer booking platform for a UK taxi and travel business, focused on reliable pre-booked transfers across major London airports including Heathrow, Gatwick, Stansted, Luton, London City and Southend. The platform supports airport-focused journeys, vehicle selection, booking flows, corporate bookings, group bookings, airport-specific service pages, FAQs, travel guidance, safety/compliance content and driver recruitment workflows. Led the full platform structuring and digital rollout, transforming the business into a clear online booking operation with a strong service-led architecture. Designed the website to balance user-friendly front-end booking journeys with business-oriented service presentation, making it easier for customers to understand routes, booking options, airport coverage and service reliability. Built the platform with a system-driven approach so it could support real operational needs rather than acting as a simple brochure website. This included structuring booking-related user journeys, service segmentation, airport landing pages, trust-building content and business information that supports customer confidence and enquiry conversion. Focused heavily on SEO-ready page architecture, content hierarchy and service expansion, ensuring the platform could rank across airport transfer, pickup, booking and travel-intent searches. Created a scalable content structure around airport services, booking guidance, lost property, safety and compliance, airport pickup guidance and common customer questions. Delivered a complete digital system that positioned the business as a credible airport transfer service with structured online visibility, service clarity and room for long-term growth in a competitive transport market. The live site also identifies the business as a trading division of Airports Express Taxis Limited, reinforcing the operational structure behind the platform.
Full-Stack Developer & Systems Architect
We Buy Back
2026 - 2026
Designed and developed a complete device buy-back and recycling platform for a UK-based business, focused on enabling users to sell their devices through a structured, transparent and system-driven process. Led the full architecture and development of the platform, transforming a traditional buy-back model into a digital-first operation capable of handling valuation, order creation, logistics and payment workflows. Built a user journey designed around real-world recycling processes, allowing customers to check device value, place sell orders, ship devices securely and receive payment after inspection. The system was structured to simplify the selling experience while maintaining accuracy and trust at each stage. Developed a valuation-driven structure aligned with real market pricing, ensuring the platform supports fair pricing logic, device grading and inspection workflows. This allowed the business to manage devices in different conditions including new, used and faulty stock. Implemented features to support operational efficiency including structured order handling, inspection stages, customer communication and secure processing, ensuring the platform aligns with real recycling and refurbishment workflows. Focused heavily on trust-building elements such as transparent process steps, clear grading expectations and UK-based handling, enabling the business to position itself as a reliable and professional recycling service. Optimised the platform for SEO and performance, structuring it to target high-intent search queries related to selling devices, trade-ins and recycling, allowing long-term organic growth in a competitive market. Delivered a fully system-driven recycling platform that enables the client to operate efficiently, attract inbound users and scale their device buy-back operations through a structured and automated digital environment.
Full-Stack Developer & Systems Architect
Hong Kong Wholesalers
2025 - 2025
Built and launched a complete B2B wholesale e-commerce platform for an electronics trading company based in Hong Kong. Led the full development and system structuring of the platform, transforming an offline business concept into a fully functional online wholesale operation. Designed the architecture to support international trade, high-volume product listings and structured service presentation. Developed a scalable front-end and backend workflow to manage product categories including mobile phones, tablets, laptops, accessories, smart devices and gaming products. Ensured the platform structure supported both retail visibility and wholesale enquiry flows. Implemented key business-critical features including product categorisation, enquiry handling, trade-focused navigation and structured service pages for sourcing, grading, logistics and international distribution. Worked closely on aligning the platform with real business operations, ensuring the system supported pricing logic, stock presentation and future scalability for wholesale growth. Focused on performance, usability and SEO-ready structure to enable long-term organic growth and visibility in a competitive global electronics market. Delivered a complete system that enabled the client to operate as a digital-first wholesale business and engage with international buyers from day one.
Full-Stack Developer & Systems Architect
Mobile Depot Europe
2025 - 2025
Built and launched a full-scale B2B wholesale platform for Mobile Depot Europe, focused on high-volume trading of mobile devices across the European market. Led the development and system architecture of the platform, designing it to support real-world wholesale operations including inventory management, pricing structures, customer segmentation and order workflows. Developed a scalable system to manage large product volumes including new, used and refurbished mobile devices, ensuring the platform could handle dynamic stock updates and trading activity efficiently. Structured the platform to support both front-end visibility and backend operational control, allowing the business to manage listings, pricing and customer interactions in a streamlined way. Worked on building a system-driven approach to wholesale trading, ensuring that processes such as stock handling, order flow and pricing logic were aligned with real business operations rather than just front-end presentation. Optimised the platform for performance, usability and SEO, ensuring strong search visibility and long-term scalability within a competitive European wholesale market. Delivered a complete digital system that enabled the client to operate efficiently as a wholesale business, supporting growth, automation and structured trading workflows.
Full-Stack Developer & Systems Architect
Mobile Phones Factory
2025 - 2025
Built and launched a full-scale B2B wholesale platform for Mobile Phones Factory, designed to support high-volume trading of mobile devices across the UK and European markets. Led the development and system architecture of the platform, structuring it to handle real-world wholesale operations including bulk inventory management, pricing logic, grading systems and customer workflows. The platform was designed to support trading of new, used, refurbished, 14-day return and as-is stock categories. Developed a scalable system capable of managing large product volumes including mobile phones, tablets, laptops, smart devices and accessories, ensuring efficient stock presentation and seamless navigation for wholesale buyers. Built a structured architecture around wholesale operations, including stock listings, grading transparency, bulk purchasing flows and service integration such as refurbishment, diagnostics, recycling and repairs. Focused on aligning the platform with real business workflows, ensuring it supports inventory visibility, order handling, pricing flexibility and customer engagement for resellers, distributors and bulk buyers operating in competitive markets. Optimised the platform for performance, usability and SEO-ready structure, allowing the business to build organic visibility and compete in a highly competitive wholesale electronics industry. Delivered a complete system-driven digital platform that enabled the client to operate efficiently as a wholesale trading business, supporting scalability, automation and long-term growth across multiple markets.
Full-Stack Developer & Systems Architect
EU Mobile Wholesalers
2025 - 2025
Designed and developed a high-performance, automation-driven wholesale platform for EU Mobile Wholesalers, a European distributor of mobile devices operating across international markets. Led the system architecture and full-stack development of the platform, transforming fragmented and manual business processes into a fully integrated digital system. The solution was built to handle real-world wholesale operations at scale, including inventory management, operational workflows, HR processes, and accountancy integration. Developed a unified system capable of managing large volumes of stock including mobile phones, tablets, smartwatches, accessories, and refurbished devices, ensuring real-time visibility and structured product handling across multiple categories. Implemented an automation-focused approach to streamline internal workflows, reduce manual effort, and improve operational efficiency. This included structuring systems for stock control, order handling, resource management, and internal coordination, enabling the business to scale without operational bottlenecks. Built the platform with a strong emphasis on scalability, performance, and SEO-ready architecture, allowing the business to expand its digital presence and compete within the highly competitive European wholesale market. Worked on enhancing the company’s digital branding and online visibility by structuring the platform around real business use cases such as bulk trading, global distribution, grading systems, logistics, and Marginal VAT advantages, ensuring the system aligned with both operational and commercial requirements. Delivered a fully integrated digital ecosystem that significantly improved operational efficiency, enabled automation across key business functions, and strengthened the company’s market position as a scalable wholesale supplier.
Full-Stack Developer & Systems Architect
Animus Corporation Limited
2025 - 2025
Designed and developed a high-performance B2B wholesale platform for Animus Corporation Limited, a UK-based distributor specialising in mobile phones, telecommunications equipment and electronic devices. Led the full system architecture and development of the platform, transforming the business into a structured digital wholesale operation capable of handling real-world trade requirements across UK and European markets. Built the platform to support both B2B and B2C trading flows, allowing bulk buyers, resellers and online retailers to engage with the business through a clear and professional digital interface. The system was structured around how wholesale businesses operate in practice, including product visibility, enquiry handling and structured catalogue presentation. Developed a scalable architecture to manage product listings, stock presentation and service communication, ensuring the platform could support high-volume trading and ongoing business expansion. The system was designed to present a wide range of electronics including mobile phones, accessories and telecom equipment in a structured and accessible way. Focused on building a system-driven approach rather than a design-first website, aligning the platform with real operational workflows such as sourcing, distribution and customer engagement, enabling the business to operate more efficiently and present itself as a serious wholesale supplier. Implemented SEO-ready structure, clean architecture and performance-focused development, allowing the platform to support organic visibility and long-term digital growth in a competitive wholesale market. Delivered a complete digital trade platform that strengthened the company’s online presence, improved operational structure and positioned the business as a credible and scalable wholesale supplier within the UK and European electronics industry.
Full-Stack Developer & Systems Architect
Door 2 Door Cargo International
2025 - 2025
Designed and developed a full-scale logistics and cargo platform for Door 2 Door Cargo International, focused on enabling businesses and individuals to manage imports from China through a structured, end-to-end digital system. Led the system architecture and platform development, transforming a service-based logistics business into a clear, system-driven online operation capable of handling sourcing, procurement, inspection and global shipping workflows. Built the platform to support real-world import and logistics processes, including service segmentation for sourcing, purchasing, inspection, air and sea freight and door-to-door delivery. The system was structured to simplify complex global trade operations and present them in a clear, user-friendly manner. Developed a scalable architecture aligned with international logistics workflows, ensuring the platform supports enquiry handling, shipment coordination and service-based conversion across multiple regions including the UK, USA, UAE, Europe and Pakistan. Structured the platform around how real import businesses operate, including supplier sourcing, quality inspection, documentation and shipping coordination, allowing users to understand and engage with the full supply chain process digitally. Focused heavily on building a trust-driven user experience, incorporating clear service explanations, step-by-step process flows and transparency around logistics operations, helping position the business as a reliable global cargo partner. Optimised the platform for SEO and performance, ensuring visibility across high-intent searches related to cargo shipping, importing from China, sourcing and logistics services. Delivered a complete digital logistics system that enables the client to attract global customers, manage enquiries efficiently and operate as a scalable sourcing and cargo business with structured online presence.
Full-Stack Developer & Systems Architect
Technology Hub Trading LLC
2024 - 2024
Designed and developed a high-performance B2B wholesale platform for Technology Hub Trading LLC, a global distributor of IT hardware specialising in bulk supply of laptops, desktops, servers, networking equipment and components. Led the full system architecture and platform development, transforming the business into a structured digital wholesale operation capable of handling international trade, bulk sourcing and high-volume product distribution across multiple regions. Built the platform to support real-world IT distribution workflows, including large inventory handling, product categorisation, bulk enquiry management and structured presentation of hardware ranging from enterprise networking equipment to refurbished and new computing devices. The system was designed to align with how resellers, distributors and corporate buyers source IT hardware globally. Developed a scalable architecture capable of managing diverse product lines, including laptops, desktops, servers, Chromebooks, networking switches and components, ensuring clear stock visibility and efficient buyer navigation across multiple categories. Structured the platform around global logistics and procurement workflows, supporting sourcing, quotation handling, shipping coordination and delivery processes, enabling the business to operate efficiently across international markets. Focused heavily on building a system-driven approach rather than a traditional brochure website, ensuring the platform supports operational processes such as bulk purchasing, order coordination and client communication at scale. Optimised the platform for SEO, performance and long-term scalability, allowing the business to expand its digital reach and compete within the global IT hardware wholesale market. Delivered a complete digital infrastructure that enables the client to manage large-scale IT distribution, streamline operations and position itself as a reliable global supplier for resellers, enterprises and institutional buyers.
Full-Stack Developer & Systems Architect
ePos Daddy
2024 - 2024
Designed and developed a cloud-based ePOS and business management platform for ePos Daddy, built specifically for mobile phone retailers, wholesalers, repair centers and electronics businesses. Led the full system architecture and development of a scalable SaaS platform that combines point-of-sale, inventory management, repair tracking, customer management and reporting into a single unified system. The platform was designed to replace fragmented tools and manual processes with a structured, real-time operational environment. Built a system capable of handling real-world retail and wholesale workflows, including multi-location stock management, barcode-based inventory control, repair job tracking, sales processing, invoicing and staff role management. The platform supports both in-store and online operations with real-time syncing across devices. Developed a cloud-first architecture allowing users to access the system from desktop, mobile and tablet devices without complex setup, ensuring flexibility and accessibility for businesses of all sizes. The system was designed for high reliability, real-time data consistency and ease of use across different operational environments. Implemented automation-driven workflows to reduce manual effort, including automated stock updates, repair status tracking, reporting and customer notifications. This significantly improved operational efficiency and reduced human error in day-to-day business activities. Structured the platform to support multi-store management, allowing businesses to control inventory, staff and sales across multiple locations from a single dashboard, while maintaining full visibility and reporting accuracy. Focused heavily on building a system aligned with real business operations rather than a simple POS interface, ensuring the platform supports scalability, performance and long-term business growth. Delivered a complete SaaS-based business system that enables retailers, wholesalers and repair businesses to manage operations, improve efficiency and scale confidently with a unified digital infrastructure.
Founder & Systems Architect
Sell A Mobile
2018 - 2020
Founded and developed Sell A Mobile, a UK-based recycling price comparison platform designed to help users compare offers from multiple recycling companies and identify the best value for their devices. Led the full system architecture and platform development, building a data-driven comparison engine that aggregates pricing from different recycling providers and presents it in a structured and user-friendly format. Designed the platform around real-world recycling and trade-in workflows, enabling users to select their device, compare multiple offers and choose the most suitable option based on price, condition and service reliability. Developed a scalable comparison system capable of handling multiple partners, pricing structures and device conditions, including new, used, damaged and faulty stock, ensuring accurate and relevant comparisons for users. Built a structured user journey focused on simplicity and clarity, allowing users to quickly identify the best available offer without visiting multiple recycling websites individually. Implemented backend logic to manage partner integrations, pricing feeds and device matching, ensuring consistency and reliability across comparison results. Focused heavily on trust-building elements including transparent pricing, clear partner listings and simplified decision-making, positioning the platform as a reliable comparison tool within the recycling industry. Optimised the platform for SEO and high-intent search queries related to selling mobile phones, trade-ins and recycling comparisons, enabling the platform to attract organic traffic and generate inbound leads. Delivered a high-performance comparison platform that transforms fragmented recycling offers into a single, structured ecosystem, allowing users to save time, maximise value and make informed decisions.
Founder & Systems Architect
Shopping Price Comparison
2016 - 2026
Founded and developed Shopping Price Comparison, a UK-focused price comparison platform designed to help users compare prices across millions of products from trusted online retailers in real time. Led the full system architecture and platform development, building a large-scale data-driven engine capable of aggregating, structuring, and presenting product listings from hundreds of retailers into a unified comparison system. The platform enables users to search, compare, and identify the best available prices efficiently across multiple categories including technology, electronics, and everyday products. Designed and implemented a scalable infrastructure to process high volumes of product data, ensuring accurate matching of product models, real-time pricing updates, and structured comparison across multiple sellers. The system was built to continuously monitor and update listings, providing reliable and up-to-date pricing information for users. Built the platform with a strong focus on performance, search accuracy, and SEO-driven architecture, enabling visibility across high-intent shopping queries. The system supports millions of product listings and integrates with hundreds of retailers, creating a comprehensive comparison ecosystem for UK shoppers. Developed intelligent product search and categorisation logic to ensure users can quickly locate exact models, compare pricing variations, and make informed purchasing decisions without navigating multiple retailer websites. Structured the platform to operate as a vertical search engine within the e-commerce ecosystem, combining elements of data aggregation, affiliate monetisation, and user-focused comparison tools to support both traffic growth and revenue generation. Led the continuous evolution of the platform, focusing on improving data accuracy, system performance, user experience, and scalability, positioning it as a long-term digital asset within the online shopping and price comparison industry. Delivered a high-performance comparison platform that transforms fragmented online shopping into a structured, transparent, and efficient experience, enabling users to save time, avoid overpaying, and make confident purchasing decisions.
Full-Stack Developer & Systems Architect
B2B Mobile Wholesalers
2000 - 2026
Designed and developed a high-performance B2B wholesale platform for a European mobile device distributor, focused on connecting bulk suppliers with serious trade buyers across international markets. Led the full system architecture and platform development, transforming the business into a structured online wholesale operation capable of handling high-volume inventory, buyer enquiries and ongoing trade activity. Built the platform to support real-world wholesale workflows, including product categorisation, grading visibility and structured stock presentation across mobile phones, tablets, laptops, gaming consoles, accessories and smart devices. The system was designed around how professional buyers source stock, ensuring clarity, speed and decision-making efficiency. Developed a scalable framework to manage graded inventory, including A, B and C device conditions, with consistent stock updates and bulk-ready product structures. This allowed the business to present reliable supply, transparent pricing tiers and predictable resale outcomes for buyers operating in competitive markets. Focused heavily on building a lead-generation driven architecture rather than a traditional e-commerce checkout system, enabling the platform to attract high-intent wholesale buyers and convert them into ongoing trade relationships. Structured the platform to support cross-border logistics, export-ready operations and repeat supply chains, aligning the system with how wholesale businesses operate across Europe. Optimised the platform for SEO, performance and long-term visibility, allowing the business to compete in a highly competitive wholesale electronics space and attract consistent inbound demand from resellers, exporters and distributors. Delivered a complete system-driven wholesale platform that enables the business to generate high-value enquiries, manage large-scale inventory and operate efficiently as a scalable international trading operation.

Skills

business-development
product-marketing
solution
ui-ux-designer
web-designer
php
english