Kalyan Kumar Thati

Highly technical Senior DevOps and Site Reliability Engineer (SRE) with over 6.5 years of professional experience architecting, securing, and scaling resilient cloud-native infrastructure across AWS environments. Proven track record leading migrations of complex legacy systems to multi-tenant Kubernetes (EKS) architectures, eliminating configuration drift via modular Infrastructure as Code (IaC), and building high-performance monitoring and messaging ecosystems. Expert in mitigating operational toil via Python/Bash automation, implementing zero-trust security controls, and aligning platform metrics with organizational SLAs.

Site Reliability Engineer (SRE) - Bank of England - London, UK

(2025-04)

• Engineered the migration of legacy monolithic applications to containerized microservices on Kubernetes (EKS/AKS), reducing deployment windows by 40% and shrinking infrastructure overhead by 60%.
• Orchestrated multi-region, declarative cloud environments using Terraform and Terragrunt to guarantee environment consistency and eliminate configuration drift.
• Built a comprehensive enterprise observability platform utilizing Prometheus, Grafana, OpenTelemetry, and the ELK stack to deliver real-time alert routing and strict SLA tracking.
• Designed and validated high-availability disaster recovery frameworks, configuring multi-zone cluster deployments, automated Vault failovers, and multi-region DNS mapping.
• Collaborated directly with security teams to implement automated guardrails using Vault, Terraform Sentinel, and OPA policy-as-code to remain continuously audit-ready.
• Achieved approximately £300k in annual infrastructure savings by optimizing AWS and Azure resource allocation, executing right-sizing assessments, and managing spot instances.
• Developed customized developer self-service automation tools with Python, Bash, and Ansible, lowering support ticket volume.
• Implemented modern GitOps deployment workflows using Argo CD and Flux to maintain continuous, automated cluster synchronization.
• Configured Istio service mesh to securely manage microservices traffic patterns, abstract routing policies, and enforce cluster-wide mTLS encryption.

DevOps Consultant - L&T Technology Services - India

(2021-05 - 2024-08)

• Advised enterprise clients on seamless infrastructure migration strategies from on-premise workloads to AWS (EKS), Azure (AKS), and GCP platforms.
• Automated client infrastructure provisioning using Terraform modules and Ansible playbooks to make test and deployment environments fully reproducible.
• Built and maintained optimized CI/CD pipelines within Jenkins and GitLab CI, boosting client software release frequency by 35%.
• Facilitated development transitions toward GitOps models by implementing Argo CD frameworks and structured Git version control workflows.
• Configured distributed cloud monitoring, logging, and application health visualizations using Datadog, Prometheus, Grafana, and the ELK stack.
• Ran comprehensive FinOps infrastructure audits leveraging AWS Cost Explorer and Kubecost to design chargeback models and eliminate wasteful spending.
• Maintained automated platform compliance frameworks adhering to strict security criteria like PCI-DSS via AWS Config and Azure Policy.
• Integrated automated image security scanning (Trivy, Aqua Security) and secure image signing (Cosign) directly into client deployment pipelines.

Data Automation Engineer - Capgemini - India

(2018-12 - 2021-03)

• Analyzed high-volume infrastructure performance data using Python (Pandas, NumPy) and SQL to identify system bottlenecks and maximize production platform uptime.
• Programmed automated shell scripts and cron jobs across production Linux servers to handle data extraction processes and automatically deliver regular status reports to network teams.
• Scripted automated Jenkins pipelines to seamlessly deploy data validation and analysis utilities across staging and production server environments.

Master of Computer Science - Computer Science - University of East London (2024-09 - 2025-05)