Engineered core banking infrastructure and DevOps capabilities to drive 200% transaction growth, 40% cost savings, and 99.99% uptime while enabling new high-value partnerships. Collaborated with cross-functional teams to deliver under tight deadlines using Agile practices. Engineered and deployed core banking infrastructure on AWS ECS, integrating AWS CloudFormation and Aurora with domain-driven design to achieve 1,000 TPS and maintain 99.99% uptime. Optimized AWS security posture by auditing IAM and security groups with CloudTrail and CloudWatch, reducing attack surface. Built a secrets management pipeline with AWS Secrets Manager, Terraform, Kubernetes, and External Secret Operator, implementing RBAC and zero-trust access. Implemented scalable observability with Grafana, Prometheus, Loki, Tempo, and AWS OpenSearch, reducing MTTR by 60 minutes. Integrated WAF with ALB and CloudFront to reduce web-layer incidents by 90%. Managed PCI DSS and ISO 27001 certifications using DataDog, New R

DevOps Engineer at ConstelWorks

February 1, 2024 - February 1, 2024

Introduced cloud infrastructure optimization and observability initiative improving security and reducing operational costs; migrated monitoring from Splunk to OpenSearch and integrated OpenTelemetry/OpenSearch Dashboards to reduce alert noise and improve incident response; implemented mutual TLS with Istio and Cert-Manager; re-sized EC2 instances and applied S3 lifecycle policies via Terraform to cut annual costs by $10K; authored SOPs for on-call and incident management; migrated to Terraform with AWS S3 and DynamoDB locking to maintain system integrity and reduce costs; built standard operating procedures for alert routing and remediation; achieved 99.9% uptime.

DevOps Engineer at Whispa Ipokia

July 1, 2023 - July 1, 2023

Migrated critical workloads from Kubernetes on EC2 to Amazon EKS Fargate using Terraform and blue/green deployments, reducing downtime by 70% and operational overhead by 50%; executed MySQL to PostgreSQL RDS migration with AWS DMS, improving query performance by 40% and reducing latency by 100 ms; built automated CI/CD pipelines with AWS CodePipeline/CodeBuild/CodeArtifact and rolling deployments, reducing deployment errors by 60% and increasing release tempo to up to 10 per day; migrated infrastructure provisioning to Terraform, integrating AWS S3 with DynamoDB locking and using Terraform modules to maintain system integrity while reducing costs by about $1,000.