Rishaw Kumar

Devops Engineer

CAD • Fulltime

Nov 2024 - Present • 1 yr 6 mos

➤ Managed Bitbucket repositories, utilizing Docker and Python scripts to streamline development workflows and enhance version control processes. ➤ Developed and implemented AWS Lambda functions to automate EC2 instance scaling (up/down) and configured notifications for stakeholders, alongside building complex Lambda-based automation solutions. ➤ Updated and maintained Telegraf and Rapid7 agents across infrastructure to ensure robust monitoring and security compliance. ➤ Designed and integrated Jenkins pipelines to automate CI/CD processes for production, staging, and development environments, improving deployment efficiency. ➤ Upgraded AWS EC2 instance metadata service from IMDSv2 to IMDSv3, enhancing security and access control. ➤ Managed RDS database upgrades from version 10 to 16, optimizing performance and ensuring data integrity during migrations. ➤ Created optimized, multistage Dockerfiles to reduce image size and improve build efficiency for containerized applications. ➤ Configured Route 53 health checks for endpoint monitoring, ensuring high availability and reliability of services. ➤ Designed and built ETL workflows using Amazon S3 to ingest, transform, and publish business-critical data for downstream analytics and reporting. ➤ Implemented centralized configuration management using AWS Systems Manager Parameter Store, integrating parameters and secrets into automation scripts and application deployments. ➤ Migrated applications from individual Application Load Balancers (ALBs) to a shared ALB architecture, significantly reducing AWS costs and simplifying infrastructure management. ➤ Collaborated with cross-functional teams to migrate source code repositories from Bitbucket to GitHub Enterprise, ensuring minimal disruption. ➤ Tech Stack - Docker, AWS, Python scripting, Bash ScriptingECS, EC2, Bastion Host, VPC, Jenkins(Master-Slave Arch), RDS, DynamoDB, Lambda, Cloudformation, Bitbucket, Telegraf, HAProxy, Rapid7, Prometheus and Grafana, WAF

Devops

Highland Fuels • Fulltime

Jul 2023 - Nov 2024 • 1 yr 4 mos

➤ Managed client cases using Salesforce Cadalys, ensuring timely resolution and high customer satisfaction. ➤ Monitored production environments via PagerDuty, Dynatrace, and Hostmonitor, reducing downtime and ensuring stability. ➤ Automated infrastructure management using Terraform, optimizing AWS EC2 instance performance and scalability. ➤ Conducted daily smoke tests for high-priority clients, validating system performance and uptime. ➤ Maintains ownership of installation lifecycle, is an advocate for customer requests. ➤ Administered Citrix Workspace and Citrix environments, customizing user profiles, and configuring virtual applications ➤ Compose internal documentation that fully reflects all activity related to the delivered solution. ➤ Managed Active Directory and SFTP for secure data transfer and user management. ➤ Updated customer certificates and resolved certificate-related issues to maintain system security and compliance. ➤ TechStack-IIS, Cadalys, Confluence/JIRA, Dynatrace, System Monitoring, Octopus Deploy, RoyalTS, SLA, AWS, OnBase, EC2, CSR, VPC,CI/CD, Ansible · Splunk · PagerDuty, Hostmonitor, Active Directory, VMware vSphere, Salesforce Integration, Terraform

Devops

Remote Care Partners • Fulltime

Apr 2022 - May 2023 • 1 yr 1 mo

➤ Design, implement and maintain scalable, secure and highly-available infrastructure solutions for software development and deployment resulting in increase of system efficiency and reduction in 15%-25% infrastructure costs. ➤ Implemented security practices and tools for a secure environment. ➤ Collaborated on reliable, scalable software solutions for customer satisfaction and increase in project delivery speed. ➤ Upgraded build performance through the use of build caching, reducing build time by30%. ➤ Streamlined CI/CD pipelines, using Jenkins and Github Actions. ➤ Managed virtualized and cloud environments(AWS,Azure,GCP). ➤ TechStack-AWS, ECS, ECR, Docker, Terraform, Github, Github Actions, s3, IAM, VPC, Git, RDS, Helm, Kubernetes, GCP, Prometheus, Jenkins, Grafana etc.