Company logo | Codica

Peer-to-Peer Marketplace for Golfers with AI Integration

Peer-to-Peer Marketplace for Golfers with AI Integration | Codica | Codica

Find out how Codica delivered a specialized, end-to-end marketplace solution that combined security, convenience, and trust. Discover how the platform helped the client’s marketplace stand out as a niche platform and provide a strong foundation for growth in the golf community.

Domain:Golf
Location:Australia
Timeline:February 2025 - June 2025, ongoing, with new features and improvements
Team:1 Project Manager, 1 UI/UX Designer, 2 Backend Engineers, 2 Frontend Engineers, Backend Techlead, Frontend Techlead, 1 QA Engineer
Core Technologies:React, Next.js, Ruby on Rails, AWS, Pack & Send, PayPal, OpenAI API
Peer-to-Peer Marketplace for Golfers with AI Integration | Codica | Codica

Background

From golfers, for golfers. This is the key concept of the Go Golfer online marketplace in Australia.

Whether a golf beginner or a seasoned professional wants to sell their gear or upgrade their golf equipment, this comprehensive online store offers a wide range of handy golf items, from clubs to accessories.

The marketplace was designed as a safe and convenient peer-to-peer platform for golfers to buy and sell their gear and accessories. Hence, the primary request from the client was to build a full-featured marketplace with all handy and security-providing functions. They should include safe login and profile management, listing handling, shipping, secure payment methods, and user-friendly communication tools.

Moreover, it was essential to keep users engaged with the platform. Thus, the request was to provide a tool that would ensure transactions via the platform, and not outside of it. This is where the OpenAI API proved particularly useful. Below, we uncover how this and other modern tech advancements ensured the platform’s versatility, sustainability, and security.

Project challenges

  • Create a dynamic marketplace that offers a secure and hassle-free platform for golf enthusiasts to sell their gear and accessories.
  • Provide a modern, high-end experience and robust storefront with versatile management options.
  • Use technologies for streamlined background work, including emails, notifications, and payments.
  • Implement precise filtering by type, brand, and condition of golf gear to be highlighted in listings.
  • Address shipping complexity: different sellers have diverse preferences, such as pickup, courier, free shipping, and other options.
  • Ensure scalability and reliability: the marketplace needed to scale smoothly.
  • Add a solution to generate targeted marketing campaigns.
  • Integrate PayPal for safe, transparent payments and seller onboarding, enhancing trust in the platform for both buyers and sellers.
  • Provide secure and inclusive communication, as well as safe transactions, via the platform.

Value delivered

  • Ensured the fast delivery of the primary marketplace features, supported by a robust database for secure transactions and order tracking.
  • Delivered an SEO-friendly, performant storefront with a modern user experience, key to differentiating from generic classifieds.
  • Enabled smooth background processing (emails, payments, notifications), supporting reliability at scale.
  • Provided accurate, fast search and filtering across an extensive golf gear catalog, improving product discoverability. Implemented faceted search to deliver fast and relevant results.
  • Integrated PayPal to solve the challenge of secure and transparent payments and trust for both buyers and sellers.
  • Addressed shipping complexity with the Pack & Send integration, which offers real-time cost calculation and multiple delivery options. Developed multiple custom shipping options to meet diverse seller and buyer needs.
  • Enabled targeted campaigns with Mailchimp to engage the golf community and build user trust.
  • Ensured scalability, stability, and cost-efficient infrastructure management. We used Docker and AWS for resilient deployments and efficient resource management.
  • Implemented an AI-moderated chat built on top of the tech stack that ensures inclusive and safe communication and transactions being passed within the platform, protecting revenue streams.
“From a technical point of view, this project challenged us in several aspects that include search performance, shipping complexity, transaction safety, and scalability.
Hence, we ensured that golf gear receives precise filtering by type, brand, condition, and other parameters to deliver relevant results quickly. We also provided a reliable shipping integration with Pack & Send and secure payment integration with PayPal. In addition, thanks to our proven DevOps method and development approach, we ensured resilient deployments and efficient resource management for the marketplace.
I am happy to see that the platform helps the Australian golf community grow. This engaging platform offers genuine care for the customers’ safety, inclusivity, and environmental sustainability.”
Maksym, Tech Lead & Rails expert at Codica at Codica
Maksym
Tech Lead & Rails expert at Codica

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Solution delivered

Scalable and robust peer-to-peer marketplace | Codica

Scalable and robust peer-to-peer marketplace

The platform provides a convenient, enjoyable, and hassle-free space to list, browse, and sell golf equipment with ease. For this, we provided a modern user registration mechanism, with an easy and reliable login feature and password recovery. Thanks to the technical advancements, this functionality builds trust and accountability, ensures secure access to the marketplace, and promotes user retention. User profiles and listing management empower sellers to manage inventory easily and drive the supply of quality golf gear and accessories.
Comprehensive public catalog | Codica

Comprehensive public catalog

Public catalog in this marketplace features faceted search, filters, and recently viewed and listed products. Thanks to enhanced search by category, postal code, and distance, users can find what they want fast. Customers can also discover products they did not specify in exact words, thanks to semantic search powered by Elasticsearch. Moreover, the search includes comprehensive filters for each product category. Overall, the catalog and search, accompanied by recently viewed and listed products, enhance discoverability and help buyers quickly find relevant golf gear, which boosts sales.
Order management with status tracking | Codica

Order management with status tracking

The order management system in this peer-to-peer marketplace ensures that transactions are smooth, transparent, and trustworthy. Different sellers may have varying sales systems, but the order management with status tracking we’ve implemented provides a consistent and seamless experience for buyers, regardless of the seller. Thanks to this feature, sellers and buyers get transparency in the transaction flow. It also improves trust in the platform and reduces disputes.
Shipment integrations and methods | Codica

Shipment integrations and methods

We have included the Pack & Send shipping integration, which provides relevant shipping rates, payment, and tracking features. Thanks to the integration, users get simplified logistics, convenience, and reliability in sending and delivering their gear. Moreover, the integration reduces cart abandonment rate.
Our team also implemented multiple shipping methods for the platform from scratch, including pickup, courier, postal, free shipping, and a custom option to meet the diverse preferences of the platform’s users. The methods offer flexibility, catering to both casual and professional sellers, thereby increasing conversion rates.
Rings case study | Codica
AI-moderated messaging system | Codica

AI-moderated messaging system

The system is designed as an add-on to the chat feature, monitoring messaging to facilitate an engaging, safe, and inclusive exchange of information between sellers and buyers. Furthermore, AI moderation ensures that users do not share sensitive information in chat. Preventing contact sharing enables transactions made via PayPal's secure system, which is a mandatory platform rule, even for in-person item handovers. Hence, AI moderation ensures safe communication and protects revenue streams.
Secure PayPal payments with debit and credit cards | Codica

Secure PayPal payments with debit and credit cards

As security and customer protection are the core values for the marketplace, PayPal is the chosen integration to provide safe and transparent transactions. Even if the seller and buyer are local and can meet in person, PayPal is the only option for making a transaction. We integrated PayPal per the client’s request to ensure that users can sell and buy with confidence and safety.
Modern UI/UX design | Codica

Modern UI/UX design

The marketplace design includes a clean, modern interface with intuitive navigation, streamlined listing creation, and a buyer-focused browsing experience. We gave special attention to trust-building elements, such as clear calls to action, secure checkout flows, and moderated chat. Also, our team ensured that the website is responsive and works correctly regardless of screen sizes. Overall, the platform’s design feels simple, professional, and reliable, outlining the niche spirit of this marketplace.
Technologies
React
Next.js
Ruby on Rails
PostgreSQL
Redis
Sidekiq
Docker
AWS
Integrations
Elasticsearch
PayPal
MailChimp
Pack & Send
Google Cloud Console
OpenAI API
“The idea behind the Go Golfer project was to create a specialized marketplace dedicated to the peer-to-peer sales of golf gear in Australia. Our team approached the project with consideration for the key values of the platform: simplicity, safety, inclusivity, and sustainability. Hence, we connected all the necessary parts of the client’s requirements, added necessary integrations, and created a space that helps our client’s marketplace grow and develop the golf community in Australia.
This is a challenging and, at the same time, rewarding experience that helped us apply our project management and development expertise to build a robust and scalable peer-to-peer marketplace.”
Arpi, Lead Project Manager at Codica at Codica
Arpi
Lead Project Manager at Codica

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