EXPERTISE

AWS

10 technologies

Amazon Web Services infrastructure used across multiple production environments. Architected VPCs with NAT Gateways, IAM least-privilege policies, and KMS encryption for data at rest. Deployed containerised microservices on ECS/ECR with CodePipeline for zero-downtime releases. Enforced security best practices — blocked public S3 access, centralised secrets via Secrets Manager, and set up CloudWatch alarms with auto-scaling for high availability.

Technologies

EC2
ECS
ECR
S3
VPC
IAM
KMS
Secrets Manager
CloudWatch
CodePipeline

In Practice

BitFlyer · Site Reliability Engineer

Automated tenant-wide Service Principal auditing with CI/CD pipelines for centralized governance and proactive Slack alerts on secret and certificate expiry, eliminating all manual overhead.

Accenture Japan · SRE & Cloud Engineer

Codified full AWS environment stacks—VPCs, NAT Gateways, ELB, security groups, IAM roles—in Terraform, cutting provisioning time to under 10 minutes and boosting deployment frequency by 27%.

Accenture Japan · SRE & Cloud Engineer

Built and maintained CI/CD pipelines with AWS CodePipeline and CodeBuild; deployed containerized microservices to ECR and ECS using zero-downtime rolling update strategies across all environments.

Accenture Japan · SRE & Cloud Engineer

Deployed centralized logging and CloudWatch alarms with automated autoscaling, maintaining high availability during traffic spikes and delivering real-time anomaly alerts to on-call teams.