1.Developing Sygna、Sygna-Bridge。
a.Sygna:The project structure is following DDD design pattern and many MicroServices in it.We use many AWS cloud services like ECS,RDS,ElasticCache,CloudWatch and SNS,and deploy the program with gitlab CICD tool.
b.Sygna-Bridge:We use AWS Lambda function and DynamoDB to make the cost down,and we use SQS to make sure the program has high performance.
2.I worked for SBI to support they building the system which implement Sygna about two month.
3.I built some crypticurrency node and some API server like Bitcoincash.