Hi, I'm Rumesh Athukorala
DevOps consultant building reliable, secure AWS platforms for fast-moving product teams.
20+ years across fintech, media, and SaaS. Certified AWS expert focused on Infrastructure as Code, GitOps, and real-time data systems that scale without surprises.
Featured Projects
Multi-account AWS Landing Zone
Built a governed multi-account baseline with Control Tower and SSO, cutting provisioning time by 40% and standardizing guardrails for 20+ teams.
GitLab CI for regulated fintech
Designed multi-tenant CI/CD with dynamic environments and shift-left security, improving lead time to production by 45% while meeting audit controls.
Event streaming observability
Launched a Kafka-to-OpenSearch pipeline with Prometheus/Grafana, reducing alert noise by 60% and bringing MTTR under 15 minutes.
Serverless cost & reliability uplift
Re-architected a Lambda + API Gateway stack with async patterns and canary deploys, cutting costs by 32% and eliminating cold start incidents.
Skills & Expertise
Cloud Platforms
- AWS (EC2, ECS, EKS, Lambda)
- S3, CloudFront, Route53
- RDS, DynamoDB, SQS
- IAM, Organizations, SSO
- VPC, Transit Gateway
Infrastructure as Code
- AWS CloudFormation
- AWS CDK
- Terraform
- Ansible
CI/CD & Automation
- GitLab CI/CD
- Jenkins
- ArgoCD
Container & Orchestration
- Kubernetes (EKS)
- Docker
- Amazon ECS & Fargate
- Helm Charts
Monitoring & Logging
- CloudWatch & CloudWatch Logs
- Grafana, Prometheus & Loki
- ELK Stack
- New Relic
Security & Compliance
- AWS Security Hub
- AWS Config & CloudTrail
- Secrets Manager & KMS
Let's Connect
I'm always open to discussing cloud architecture, DevOps best practices, or opportunities to collaborate on innovative projects.
Advisory
Architecture reviews, reliability and cost audits, and platform roadmaps.
Hands-on builds
Landing zones, CI/CD, observability, and secure-by-default AWS foundations.
Enablement
Playbooks, runbooks, and training to help teams own their platform safely.