FinTech
Modernizing a Trading System: 70% Cost Savings Through AWS Cloud Migration
FX/ETF Service Provider
70% Cost Reduction
65% Incident Reduction
50% Faster Delivery
Summary
A Tokyo-based FinTech company running a real-time trading application partnered with Aokumo to migrate their infrastructure to the AWS Cloud. The goal: improve performance, scalability, and compliance while dramatically reducing operational costs and risks.
Aokumo successfully re-architected and migrated their trading systems, enabling the company to benefit from cloud-native agility, high availability, and performance.
These changes empowered the client to scale securely, release faster, and deliver a better trading experience for tens of thousands of active users.
The Challenge
The client’s legacy infrastructure was struggling to meet the demands of its growing user base and real-time trading workload. Key issues included:
- Performance Bottlenecks: Latency during peak trading hours impacted user experience and posed compliance risks.
- Delayed Feature Rollouts: Bug fixes and new features faced long release cycles, slowing innovation.
- Security and Compliance Gaps: Legacy systems lacked the agility to enforce security policies and respond to threats rapidly.
- Limited Scalability and Resilience: The existing architecture couldn’t support the increasing transaction volume and lacked automated recovery mechanisms.
The Aokumo Solution
Aokumo conducted a cloud migration and modernization initiative using AWS best practices and managed services.
- Cloud Architecture Assessment: Ran a digital fluency workshop to evaluate existing infrastructure and align architecture changes to business priorities.
- Security & Compliance by Design: Used the AWS Well-Architected Framework to build secure-by-default environments with automated compliance monitoring and remediation.
- Distributed Cloud Architecture: Implemented smart load balancing, automated backup, and disaster recovery to ensure high availability and performance.
- Containerization & Orchestration: Delivered managed container services for faster, more secure deployments.
The AWS migration and re-platforming led to substantial improvements across key metrics:
The Results
The AWS migration and re-platforming led to substantial improvements across key metrics:
- 70% Infrastructure Cost Reduction: Pay-as-you-go billing and autoscaling cut operational costs significantly.
- 65% Bug and Incident Reduction: DevOps automation and monitoring reduced issue frequency and improved reliability.
- 50% Faster Feature Delivery: Streamlined CI/CD pipelines and scalability cut manual deployment time in half.
- 15X Faster Time to Recovery: Automated disaster recovery enabled near-instant response to incidents.
Conclusion
Aokumo’s AWS migration strategy transformed the client’s legacy infrastructure into a cloud-native, secure, and high-performing platform optimized for financial services.
With 70% cost savings, 15X faster recovery, and a modernized deployment pipeline, the client now operates with increased agility, security, and compliance, positioning it for long-term growth in the competitive FinTech space.
This case study illustrates how strategic cloud migration can unlock cost-efficiency, performance, and innovation. Aokumo continues to help FinTech companies scale with confidence using cloud-native best practices.
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