Ritanshu Jayant

• Working in Search Experience team at Flipkart, where I work on GCP and Flipkart local servers as a DevOps Engineer.
• Managed high availability Dataproc clusters for staging and production (with 8 and 20 TB memory capacity) for the Search Team, ensuring
optimal performance; provisioned staging clusters using Terraform (IaC).
• Developed Python and Bash scripts for automated alerting, enhancing monitoring and response times using Cron.
• Managed YARN jobs and resources, maintaining cluster stability and efficiency.
• Conducted capacity planning for high traffic events, such as Big Billion Days, to ensure adequate cluster resources.
• Set up Apache Airflow with Celery Executors, OpenMetadata, and Apache Superset for data workflow orchestration and visualization.
• Implemented and maintained CI/CD pipelines using in house tools like Flow and GitHub Actions, reducing deployment time and errors.
• Optimized Google Cloud Storage (GCS) usage from 4.5 PB to 3.3 PB, achieving cost savings of around $28, 900 per month.
• Designed and implemented data retention policies for GCS paths, aligning storage practices with team specific requirements and compliance
needs.
• Set up Apache Druid for the Search team using Ansible Playbooks, enabling real time, high performance big data analytics for faster decision
making.
• Built a comprehensive alerting and incident management system integrating GCP Monitoring, Alerts, Zenduty, and Python based cron jobs,
reducing MTTR (Mean Time to Recovery).
• SonarQube Integration: Integrated SonarQube with Git to ensure code quality and security.
• Participated in on call rotations and SLA driven incident response.

• Managed IAM roles on Google Cloud Platform (GCP) to ensure secure and efficient access management.
• Maintained Kubernetes clusters for container orchestration, ensuring high availability and scalability of applications.
• Reduced infrastructure costs by $7, 278/month by right sizing VM instances and eliminating under utilised resources utilized on usage analysis.
• Developed and maintained GitLab CI/CD pipelines to automate deployment processes, reducing release times and minimising manual errors.
• Created and managed Terraform scripts for infrastructure automation, enhancing deployment speed and consistency.