case study /
Migrate Legacy System to AWS Cloud
Our client is a big fintech company, specializing in developing solutions appropriately. They operate financial system tools through research and development of advanced mathematical models, data science technologies, and logic development of system trading.
Control foreign exchange risk, which is one of the major challenges of global business.
Plan and execute a aws cloud migration strategy
Super competitive industry and in the need of scaling up business.
Lacking a real-time function system to grasp the right moment of favorable exchange rate.
Low availability, performance, scalability, operability, security and maintenance.
Unstable system with long time of restore in case of failure.
Results / Impacts
Set up multiple AWS availability zones to ensure the system always available in multi region
Use AWS S3 static hosting to set up the web page with VueJS
Set up Aurora replica to make sure the database performance will be balanced between read and write actions
Use Amazon MQ to replace the RabbitMQ on-premises
Add Redis nodes to support caching
Set up NAT gateway to request to the 3rd parties
Add Bastion to manage AWS resources
Convert background job to Lambdas
Add firewall WAF to filter the income requests
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