DevOps Cloud Engineer with 6+ Years Experience

Jayasimha Reddy Kalla

United States • 845-***-**** • ******@*************.*** • Linkedin

SUMMARY

DevOps Cloud Engineer with 6+ years of experience designing, automating, and optimizing large-scale cloud-native infrastructures across AWS, Azure, and GCP. Proven expertise in building end-to-end CI/CD pipelines, container orchestration, and infrastructure-as-code solutions that improved release velocity by up to 50% and reduced cloud costs by 20–30%. Adept at integrating monitoring, security, and compliance frameworks into cloud ecosystems, driving high system reliability, zero audit failures, and faster resolution.

SKILLS

Continuous Integration/Continuous Deployment (CI/CD): Jenkins, GitLab CI/CD, GitHub Actions, AWS CodePipeline, Azure DevOps, Bitbucket Pipelines, YAML Pipelines, Test Automation Integration, Maven, Gradle, Agile (Scrum, Kanban) Containerization & Orchestration: Kubernetes (EKS, AKS), Docker, Helm, OpenShift, ECS, Fargate, Container security (Aqua, Trivy), Microservices Architecture, Container Lifecycle Management Cloud Platform & Infrastructure as Code (IaC): AWS (EC2, S3, Lambda, IAM, CloudTrail, Redshift, Faregate), Azure (VMs, Functions, Resource Manager), GCP, Terraform, Ansible, Chef, Puppet, AWS CloudFormation, ARM Templates, Vault, AWS Secrets Manager

Monitoring & Performance Management: Prometheus, Grafana, ELK Stack (Elasticsearch, Logstash, Kibana), Dynatrace, CloudWatch, Azure Monitor, New Relic, AppDynamics, Log Analytics, Splunk, OpenTelemetry, Sentry Automation Scripting & Version Control: Python, PowerShell, Bash/Shell Scripting, Groovy, YAML, Git, GitHub, Infrastructure Automation

Databases: Oracle, SQL Server, MySQL, MariaDB, MongoDB, PostgreSQL Networking, Security & Server Management: Load Balancing, Network Protocols (DNS, TCP/IP, HTTP/HTTPS, SSH, SSL/TLS), Azure Security Tools, Database Security, Apache Tomcat, Nginx, Linux, Windows Server, ITIL Best Practices, Nessus, Qualys

EXPERIENCE

CitiGroup January 2025 – Present

DevOps Cloud Engineer United States

• Designed and implemented multi-cloud (AWS + Azure) CI/CD pipelines with Jenkins and GitHub Actions, reducing release cycles from weekly to daily and achieving a 98% deployment success rate.

• Automated provisioning of Kubernetes clusters (EKS, AKS) with Terraform and Helm, standardizing environments across business units and improving scalability while cutting provisioning time by 65%.

• Integrated monitoring stack (Prometheus, Grafana, ELK) with alerting on key financial services applications, reducing mean time to resolution (MTTR) by 40% and ensuring compliance with SLAs.

• Developed automated security scanning for containers using Trivy + Aqua Security within CI/CD, ensuring 100% compliance with Citi’s internal security policies and reducing vulnerability exposure by 35%.

• Implemented GitHub Actions and Azure DevOps YAML pipelines with reusable templates, environment gates, and parallel stages, standardizing pipeline as code practices and reducing deployment configuration errors by 45%.

• Optimized cloud infrastructure costs by implementing autoscaling groups, reserved instances, and right-sizing policies on AWS EC2, leading to $250K annual savings without performance degradation. IBM January 2022 – August 2023

DevOps Engineer India

• Spearheaded the design and deployment of Terraform-based AWS infrastructure (EKS, EC2, Aurora), solving environment inconsistencies and reducing provisioning time by 60%, while enabling scalable and reliable deployments across multiple stages.

• Integrated Prometheus and Grafana into Kubernetes-based microservices to address limited monitoring capabilities, resulting in a 30% decrease in downtime and 40% faster incident response.

• Built end-to-end CI/CD pipelines using GitLab, Python scripts, and Helm charts for containerized workloads on EKS, resolving release bottlenecks and achieving a 95% deployment success rate with 50% faster releases.

• Designed a real-time analytics pipeline using AWS Kinesis, Redshift, and S3, addressing latency issues in data processing and improving throughput by 2.5x across business-critical services.

• Built end to end GitLab CI and Helm based release pipelines using YAML manifests and templated values files, enabling consistent Kubernetes deployments and improving release reliability to 95% success.

• Led cross-functional efforts to optimize cloud resource utilization on AWS by implementing EC2 auto-scaling, reserved instances, and tagging policies, reducing monthly cloud costs by 20% while maintaining performance benchmarks. Tech Mahindra July 2018 – November 2021

DevOps Engineer India

• Deployed and maintained Azure Kubernetes Service (AKS) clusters to modernize legacy applications, improving system scalability and increasing deployment frequency by 45% across production environments.

• Automated infrastructure provisioning using Azure ARM templates and Terraform, eliminating manual setup issues and achieving a 70% reduction in configuration errors across staging and production environments.

• Established centralized monitoring using Azure Monitor and Log Analytics, solving observability challenges and reducing MTTR by 35% through faster diagnosis and proactive alerts.

• Authored Azure ARM and Kubernetes YAML manifests with parameterized configurations and environment overlays, enabling repeatable infrastructure provisioning and reducing configuration drift by 40%.

• Led the containerization of monolithic apps into Docker-based microservices on AKS, streamlining release cycles and reducing deployment time from days to under 2 hours for customer-facing applications.

• Enforced DevSecOps practices and implemented security policies via Azure Policy and Defender for Cloud, resulting in 100% audit pass rate and significantly reducing compliance risks. Citus Infotech June 2017 – June 2018

Junior DevOps Engineer India

• Assisted in deploying and managing Docker containers for customer-facing applications, reducing environment configuration issues and improving deployment success by 30%.

• Automated deployment processes with Jenkins and Maven, eliminating manual errors and achieving a 70% faster release cycle.

• Supported Terraform-based infrastructure automation for AWS services (EC2, S3, IAM), reducing manual provisioning efforts by 50%.

• Maintained Docker Compose and Kubernetes YAML configuration files for local and staging environments, improving deployment consistency and accelerating onboarding for development teams.

• Collaborated with senior engineers to implement centralized logging via ELK stack, enabling proactive troubleshooting and cutting issue resolution time by 25%.

• Documented DevOps workflows, CI/CD, and troubleshooting guides, improving 40% onboarding time for new team members. EDUCATION

Master of Science in Information Systems Management August 2023 – May 2025 Marist University, Poughkeepsie, New York

CERTIFICATIONS

• AWS Certified Developer – Associate

• AWS Certified Cloud Practitioner

• CKA: Certified Kubernetes Administrator

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