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Harinath Makala - DevOps Engineer

[email protected]

Location: Dallas, Texas, USA

Relocation:

Visa: H1B

PROFESSIONAL SUMMARY: Adept DevOps-Environments Engineer with a robust background in automating and optimizing cloud solutions across AWS, Azure, and GCP for industry leaders like MTech and State of Maryland. Demonstrated excellence in integrating DevOps methodologies with strong Java and Python skills, enhancing deployment efficiency by over 30%. Renowned for exceptional collaboration and project management abilities. Talented engineering professional with a passion for developing innovative solutions to complex engineering problems. Specializes in design, development and implementation of cutting-edge technology. Proficient at analyzing and interpreting large amounts of data to create effective solutions. Highly motivated and organized with strong communication and problem-solving skills. EXPERIENCE SENIOR DEVOPS ENGINEER, Atlanta Macy s Technologies, May 2023-Present Configured POS register environments by handling peripherals, building OS golden images, installing prerequisites, and automating software installations and settings configuration. Developed NCR printer and cash drawer profiles, automating the configuration process for future releases. Created and managed user, device, POS terminal, payment device, and host IDs; installed and configured Enactor POS and PDC software on POS terminals, with automated deployment for future updates. Ensured infrastructure deployment in Google Cloud Platform (GCP), including correcting YAML files, deploying images for code drops on Google Kubernetes Engine, creating volumes, and managing custom Java archive (JAR) files for extensions. Designed and deployed enterprise-level cloud environments, promoting mission-critical resources across multiple environments. Managed RHEL-based infrastructure for store-level servers, deploying customized Macy's configurations, and ensuring successful integration of data broadcasts and file imports. Installed POS application software on terminals, ensuring client customizations were applied, logging configurations were set, and services were restarted as required. Automated device ID creation, software installation, and image management using Jenkins to pull/push images between AWS, Azure, and Google Cloud Registry (GCR). Maintained up-to-date configuration files in Git repositories, validated merge requests, and developed CI/CD pipelines to promote configurations across environments. Participated in POS system design, gathering architectural requirements, validating firewall ports, troubleshooting network issues, and collaborating with Enactor team for resolution. Documented all processes in Confluence for knowledge sharing, enabling repeatable installation and validation for other environments. Performed JAR deployments to integrate new features into the UI and managed configuration changes for Estate Manager and data broadcast processes. Managed security certificates, including JKS/PFX files, ensuring proper configurations for trust stores across POS and PDC applications. Assisted in network performance testing by capturing and analyzing network traffic and worked with the performance team for optimization. Collaborated with the Kafka team to integrate message queue mechanisms for data and application broadcasts, including managing subscription processes and acknowledgment requirements. Coordinated with offshore teams for software installations, peripheral validation, and system troubleshooting. Developed Python scripts for generating and managing device, POS terminal, and payment device IDs for seamless registration. Contributed to roles validation discussions, comparing SPOS and Enactor roles to determine appropriate user access levels for Business Objects and Estate Managers. Worked with the Enactor team to implement logging properties, such as log file size and count, to ensure configurations remain intact during application upgrades. Facilitated the migration of user data from SPOS AOF files to Enactor XML format, ensuring smooth user imports for production deployment. Led discussions on scalable Enactor integration across 600+ locations and 33k+ registers, including the development of database, user roles, and MariaDB privileges. Collaborated with Site Reliability Engineering (SRE) teams to define logging retention policies, monitor log sizes, and ensure performance metrics were captured in Dynatrace and FISCAP dashboards. Initiated software version tracking by collecting manifest files, ensuring accurate version reporting across POS terminals. AWS DEVOPS ENGINEER, Maryland St. of Maryland, April 2022- April 2023 Collaborated with development, testing, and operations teams to set up, maintain, and optimize the Health Connection system and related components across Cloud and traditional infrastructures. Hosted daily scrum calls to facilitate team communication, track progress, and resolve any blockers. Created and maintained sprint track sheets for Program Increments (PI), ensuring JIRA tickets were effectively monitored and tracked. Designed and implemented centralized observability solutions using AWS CloudWatch, Kinesis Firehose, AWS X-Ray, and Prometheus for real-time monitoring and alerting. Developed and configured CloudWatch Alarms, Logs, and Metrics to track performance, error rates, and system health. Integrated AWS monitoring services with third-party tools like Splunk, and ELK Stack (Elasticsearch, Logstash, Kibana). Implemented AWS Lambda functions to automate log processing, anomaly detection, and alert notifications. Designed event-driven alerting mechanisms using Amazon SNS, SQS, and AWS EventBridge. Designed and maintained Terraform Infrastructure as Code (IaC) to enforce architectural consistency, security policies, and automation in AWS environments. Developed CloudFormation templates to deploy and manage AWS resources efficiently. Built modular Terraform modules for VPC, IAM roles, EC2 instances, RDS, and S3 to ensure reusability and best practices. Automated infrastructure deployment and configuration using Ansible, AWS Systems Manager, and AWS Lambda. Designed and implemented high-availability, secure, and cost-optimized AWS solutions following the AWS Well-Architected Framework. Assisted in capacity planning and resource optimization to scale cloud infrastructure efficiently. Designed multi-region, fault-tolerant architectures for critical applications. Automated serverless data pipelines using Kinesis Firehose, Lambda, and S3 for scalable data ingestion. Built and maintained CI/CD pipelines using AWS CodePipeline, Bitbucket, and Jenkins for automated deployments. Managed artifact repositories using AWS ECR and JFrog Artifactory for efficient software distribution. Implemented GitOps workflows using Bitbucket and AWS CodeCommit for version control and deployment automation. Developed Shell & Python scripts for automating repetitive DevOps tasks, system monitoring, and log processing. Provided technical support to Application Development teams, ensuring seamless consumption of Cloud services while adhering to CI/CD pipeline best practices and standards. Consulted with infrastructure and system operations teams to automate end-to-end operations of applications and systems deployed in AWS Cloud. Designed, built, and automated technical processes and workflows leveraging AWS Cloud services, ensuring scalability and efficiency. Designed and maintained complex release pipelines in XL Release, integrating with CI/CD tools like Jenkins and Git to automate deployment processes, enhance visibility, and ensure consistent delivery of high-quality software. Managed application environments with XL Deploy, ensuring seamless transitions between development, testing, and production environments. Implemented rollback procedures that minimized downtime and enhanced operational resilience. Utilized automation tools and built systems to configure, deploy, and maintain AWS Cloud technologies. Implemented and managed CI/CD solutions in AWS Cloud using tools like Jenkins, Git, Docker, EC2, ELB, S3, and Ansible to ensure efficient application delivery pipelines. Built and maintained CI/CD pipelines for deploying Node.js and .NET applications on IIS running on AWS EC2 instances, ensuring proper security configurations and group entries. Managed security certificates by generating Certificate Signing Requests (CSRs), importing certificates into JKS files, and renewing certificates as required. Monitored system performance, troubleshot issues, and performed debugging to ensure optimal system operation. Provided technical input for complex IT decisions, ensuring integration solutions aligned with business needs. Assisted in integration testing and collaborated with business teams to ensure successful completion of acceptance testing. Participated in technical reviews during various stages of software development, contributing to design and implementation decisions. Integrated Helm charts with Jenkins/Gitlab CI/CD pipelines, enabling automated deployment and rollback of applications in Kubernetes clusters. Adhered to security policies, change control processes, and project management methodologies as defined by the MHBE Project Management Office (PMO). Designed and implemented enterprise-level cloud environments, migrating mission-critical applications from on-premises infrastructure to AWS Cloud. Onboarded applications to Amazon ECS, and EKS, creating namespaces, ingress, service accounts, and services through automated Jenkins pipelines. Created and managed Elastic Container Registry (ECR), updating access control lists (ACLs) and facilitating seamless deployment in AWS EKS. Established and managed Persistent Volumes (PVs) and Persistent Volume Claims (PVCs) in AWS ECS, and EKS, ensuring proper assignment to newly created Pods. Monitored AWS EKS Pods across environments, ensuring minimal restarts and high availability. Developed and deployed secure infrastructure solutions using AWS services such as IAM, Lambda, S3, Glacier, VPC, Route53, Security Groups, ALB/ELB/NLB, API Gateway, WAF, KMS, CloudTrail, CloudWatch, Kinesis, and more. Configured security groups and identity access management (IAM) roles to allow appropriate traffic flow from internal and external users. Strong understanding of Microservices and Service-Oriented Architecture (SOA), enabling effective design and deployment of distributed applications. Applied Agile development methodologies, ensuring timely and efficient project delivery across all stages of the software development lifecycle. Keywords: continuous integration continuous deployment user interface javascript sthree information technology Idaho