{"id":19173,"date":"2024-08-28T00:15:59","date_gmt":"2024-08-28T07:15:59","guid":{"rendered":"https:\/\/www.pingcap.com\/?post_type=case-study&p=19173"},"modified":"2024-12-03T00:56:34","modified_gmt":"2024-12-03T08:56:34","slug":"top-japanese-fintech-company-optimizes-payment-systems-for-performance-and-scalability-with-tidb","status":"publish","type":"case-study","link":"https:\/\/www.pingcap.com\/ko\/case-study\/top-japanese-fintech-company-optimizes-payment-systems-for-performance-and-scalability-with-tidb\/","title":{"rendered":"Top Japanese FinTech Company Optimizes Payment Systems for Performance and Scalability with TiDB"},"content":{"rendered":"

A leading Japanese FinTech company experienced rapid growth, fueled by a popular mobile payment application. The company faced significant challenges in managing its database infrastructure with a user base surpassing 65 million while processing over $67 billion in annual transactions. The core payment system, initially built on Amazon Aurora MySQL, struggled to keep pace with the escalating transaction volume and frequent traffic spikes.<\/p>\n\n\n\n

<\/span>The Challenge: Overcoming Performance Bottlenecks with Primary Payment Database<\/span><\/h2>\n\n\n\n

This FinTech company offers online and offline payment solutions and supports various payment methods. Users can scan a merchant’s QR code using its app or have their barcodes scanned at the POS. Additionally, online merchants use them for transactions. Users can pay through registered credit cards or wallet balances. Now, with payment as the core business, this company is aiming to become a comprehensive app that can be used in all aspects of daily lives.<\/p>\n\n\n

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Figure 1. The types of payment services this Japanese FinTech company offers.<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n

The company’s payment system was a complex ecosystem comprising 80+ microservices, primarily built on Java and Spring Boot. All payment and transaction data are handled by the primary database, Amazon Aurora MySQL. As the business grew, the payment database became a bottleneck, necessitating a move to a more scalable database.<\/p>\n\n\n

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Figure 2. Japanese FinTech company\u2019s original architecture with Amazon Aurora MySQL.<\/em><\/figcaption><\/figure>\n<\/div>\n\n
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Figure 3. Rapid increase in the number of registered users of the Japanese FinTech company.<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n