Karthik Sivanur
SDE II ( Cloud Engineer, DevOps Engineer, SRE )
Bengaluru,KA
Summary
With over 3.2 years of experience in IT Infrastructure, including 3 years specializing in AWS DevOps, GCP cloud, and Azure cloud. Bringing a critical thinking approach to the role of DevOps Engineer. Expertise in designing and implementing high availability architectures for seamless operations. Well-versed in the intricacies of AWS, Google Cloud, and Azure platforms. Skills in Network Security enhance the ability to create robust and secure IT environments.
Overview
4
4
years of professional experience
7
7
years of post-secondary education
Work History
SDE II ( Cloud Engineer, DevOps Engineer, SRE )
Zageno Inc
06.2023 - Current
- Infrastructure & Cloud Management: Managed Kubernetes (GKE), Compute Engine, and CloudSQL in GCP.
- CI/CD & Automation: Established and optimized CI/CD pipelines using GitHub Actions, Flux CD, and Helm Charts for seamless microservices deployment.
- Cloud Cost Optimization: Reduced daily cloud expenses by optimizing resource usage and identifying inefficiencies.
- Kubernetes & API Management: Migrated from Nginx Ingress Controller to Kong API Gateway, enhancing system functionality.
- Database Management: Automated daily backups for PostgreSQL, MongoDB, and Elasticsearch with cron jobs. Ensured PostgreSQL replication slot retention during GKE upgrades. Optimized and purged PostgreSQL databases for better resource management.
- Monitoring & Observability: Integrated Datadog for monitoring, alerting, and Slack notifications. Automated Datadog monitor management using Python and GitHub Actions.
- Cloudflare Optimization: Enhanced security and performance through refined Cloudflare configurations.
- GitHub Actions Enhancements: Reduced CI/CD job execution time from 1.5 hours to 30 minutes using high-performance instances.
- Docker & Nexus Management: Resolved Docker rate limit issues by configuring GitHub Actions runners for direct registry access. Upgraded Kong and Nexus versions in Kubernetes clusters.
- Used metrics to monitor application and infrastructure performance.
- Migration & Architecture Improvements: Consolidated multiple Kubernetes clusters into a single cluster, reducing infrastructure overhead. Decoupled public website from the marketplace by migrating it to HubSpot. Transitioned from monolithic to microservices architecture for scalability.
- Reduced server downtime by proactively monitoring cloud resources and addressing potential issues before they escalated.
- Database & Application Rollbacks: Implemented manual rollback triggers via GitHub Actions for rapid recovery.
- Airbyte Deployment: Deployed Airbyte in Kubernetes for efficient data integration.
- BI Tools Deployment: Deployed and managed Superset and Redash for business intelligence and data visualization.
- Inter-Cloud Connectivity: Established secure tunnels between AWS and GCP for seamless cross-cloud communication.
- Kafka & Confluent Cloud: Managed Confluent Cloud, handling clusters, topics, service accounts, and connectors.
- Secure Communication & Certificates: Implemented SSL/TLS security using Sonatype Nexus, Nginx, Certbot, and Let's Encrypt.
Software Engineer - Delivery
Qentelli Solutions
09.2022 - 04.2023
- AWS Infrastructure Management: Managed AWS resources, including EC2, VPC, Load Balancers, Lambda, Route 53, RDS, DynamoDB, SNS, SQS, and Kinesis.
- CI/CD & Automation: Configured Jenkins, Bitbucket pipelines, and Terraform to automate deployments, sync S3 data, and manage infrastructure efficiently.
- Kubernetes & Containers: Worked on EKS clusters, troubleshooting database connections, managing Kubernetes manifests, Helm charts, and Docker images.
- Infrastructure as Code (IaC): Migrated CloudFormation stacks to Terraform and automated AWS resource provisioning.
- Monitoring & Alerts: Utilized CloudWatch, PagerDuty, and Azure-managed Grafana for observability and alerting.
- Database Management: Configured RDS and DynamoDB, ran SQL/PSQL queries, and optimized database performance.
- Networking & Security: Set up VPCs, security groups, multi-AZ instances, and auto-scaling for cost-efficient, fault-tolerant systems.
- Cross-Team Collaboration: Provided DevOps support across multiple projects, troubleshooting CI/CD and infrastructure issues.
- Documentation & Process Improvement: Maintained Confluence documentation and coordinated releases with project managers.
Software Engineer
HCL technologies
02.2021 - 10.2021
- Cloud Deployment & Infrastructure: Deployed and managed cloud-based applications on Microsoft Azure and AWS, leveraging PaaS services for scalable, high-availability solutions.
- CI/CD & Automation: Designed and maintained Azure DevOps and Jenkins pipelines for automated builds and deployments, integrating GitHub, Ansible, and AWS services.
- Kubernetes & Containers: Worked with Docker and Kubernetes, managing deployments, scaling, and Helm charts for containerized applications.
- Infrastructure as Code (IaC): Automated provisioning using Terraform and Ansible, optimizing AWS services like EC2, RDS, S3, ELB, and VPC.
- Security & Networking: Implemented Azure security policies and configured AWS VPCs, security groups, IAM roles, and auto-scaling for secure and efficient cloud environments.
- Monitoring & Reliability: Used CloudWatch, SNS, and Ansible playbooks for proactive monitoring, backup automation, and infrastructure health checks.
- Cross-Team Collaboration: Provided technical support, troubleshooting cloud-based applications, and optimizing CI/CD workflows to enhance efficiency.
- Disaster Recovery & Optimization: Designed DR strategies, optimized cloud costs, and automated infrastructure tasks for high-availability applications.
Education
B.Tech - Mechanical Engineering
Sri Chandrasekharan Saraswathi Viswa Maha Vidyalaya University
05.2014 - 04.2018
M.tech - Automobile Engineering
Manipal Institute of Technology
08.2018 - 09.2020
PG Diploma - Computer science
Upgrad
03.2022 - 02.2023
Skills
Github
AWS
Google cloud platform
Docker
Shell scripting
Python scripting
Kubernetes
Terraform
Terragrunt
Automation
JIRA
servicenow
Azure devOps
Bitbucket
Datadog
Timeline
SDE II ( Cloud Engineer, DevOps Engineer, SRE )
Zageno Inc
06.2023 - Current
Software Engineer - Delivery
Qentelli Solutions
09.2022 - 04.2023
PG Diploma - Computer science
Upgrad
03.2022 - 02.2023
Software Engineer
HCL technologies
02.2021 - 10.2021
M.tech - Automobile Engineering
Manipal Institute of Technology
08.2018 - 09.2020
B.Tech - Mechanical Engineering
Sri Chandrasekharan Saraswathi Viswa Maha Vidyalaya University
05.2014 - 04.2018