Abhinav Sinha

▸IBM NS1 & CloudSync

• Own and operate 16 CI/CD pipelines across 4 repositories supporting approximately 32 developers.
• Troubleshoot Kubernetes workloads across AWS EKS staging and production environments.
• Use Prometheus, Grafana, OpenTelemetry and Honeycomb to investigate application, infrastructure and test failures.
• Designed and automated regression testing for CloudSync, building 51 tests across 3 workflows from an initial state of zero coverage.

▸Hybrid Cloud Mesh

• Designed and deployed Kubernetes CronJob automation across 6 distributed clusters spanning AWS, Azure, GCP, zLinux and bare-metal infrastructure.
• Reduced active feature deployments from approximately 28–30 to 12 and eliminated recurring manual operational toil.
• Developed Python automation and developer tooling used by 3 engineers.
• Developed and executed Playwright UI automation across applications deployed to multiple cloud environments.

• Supported the migration of approximately €13 billion in Irish mortgage assets across 5 core systems.
• Executed 100+ test cases across staging, pre-production and production environments through 2 major migration cycles.
• Used complex SQL queries across 13 database tables and 4 data layers to validate data transformations and investigate discrepancies.
• Investigated and resolved 100+ defects through root-cause analysis and cross-functional coordination.
• Provided 2 months of production support, monitoring approximately 800 transactions per day.