Shubham Gupta

DevOps / SRE Engineer with 4+ years of experience designing and operating AWS cloud-native infrastructure, CI/CD platforms, Kubernetes workloads, observability systems, and production services. Hands-on experience with Jenkins, Git/Bitbucket, Docker, Kubernetes/EKS, Helm, Terraform, Prometheus, Grafana, CloudWatch, Zabbix, and Python/SQL automation. Architected automation that eliminated 40% of manual operational toil and improved MTTR by 35–45% through proactive monitoring, incident response, RCA, and runbooks.

Experienced in highly available production environments, infrastructure provisioning, deployment troubleshooting, cost optimization, Agile collaboration, and mentoring junior engineers.

Sr. Site Reliability Engineer at Paytm Payments (2025-01 – Present)

• Managed and optimized AWS cloud infrastructure across EC2, EKS, VPC, Route 53, Auto Scaling Groups, ELB, and CloudWatch, supporting scalable, highly available production applications.
• Managed Jenkins and Bitbucket CI/CD pipelines, developed reusable Groovy shared libraries, diagnosed failed builds through pipeline/log analysis, and partnered with developers to improve deployment reliability.
• Managed containerized workloads on Amazon EKS using Kubernetes and Helm, supporting rolling deployments, HPA, high availability, pod/deployment troubleshooting, networking issues, and cluster health.
• Configured Prometheus, Grafana, Alertmanager, CloudWatch, Zabbix, and Slack-based observability for real-time monitoring, SLI/SLO dashboards, proactive alerting, and anomaly detection.
• Led 24x7 on-call incident response and RCA for critical production services; reduced MTTR by 35–45% through structured triage, automation, post-incident reviews, and operational playbooks.
• Architected Python automation that eliminated 40% of manual operational toil; automated recurring operational workflows and improved consistency of production support.
• Automated SQL-based report generation using cron jobs, reducing manual effort and improving timely availability of operational data.
• Collaborated with development teams on infrastructure provisioning, service requests, upgrades, and production changes through Jira; maintained runbooks, incident playbooks, and post-mortems.
• Managed access and permissions across AWS, Jenkins, Bitbucket, Grafana, and Redash using Keycloak; supported secure operational access and governance.
• Mentored junior engineers on Linux, SRE practices, incident response, troubleshooting, RCA, and production operations.

Site Reliability Engineer at MakeMyTrip (2023-09 – 2025-01)

• Provided 24x7 production support for a high-availability travel platform, monitoring critical booking, payment, and search services with Zabbix and Grafana.
• Configured Zabbix server/network monitoring and Grafana dashboards, implemented proactive alerting, investigated false triggers, and tuned thresholds using historical trends to reduce alert noise.
• Supported AWS infrastructure and monitored resource utilization for EC2, EKS, Auto Scaling Groups, VPC, ELB, and CloudWatch; performed right-sizing and reviewed AWS cost reports for cost-efficient operations.
• Provided L1 support for 100+ Linux servers, performing log analysis, disk remediation, CPU troubleshooting, service restarts, and production issue resolution.
• Collaborated with development and infrastructure teams on server/service provisioning, upgrades, and production changes using Jira.
• Created troubleshooting runbooks for recurring production/network incidents, improving consistency of response and enabling faster diagnosis.

System Administrator at CoolBoots Media (2022-01 – 2023-08)

• Managed Linux servers through monitoring, patching, scheduled maintenance, health checks, and performance troubleshooting to maintain high availability.
• Configured Nagios for server, network, and application monitoring with proactive alerting and performance visibility.
• Monitored and troubleshot LAN/WAN networks, switches, routers, and firewalls; analyzed logs and system metrics to resolve production issues.
• Performed backup and recovery testing, maintained SOPs/incident documentation, and collaborated with development/infrastructure teams on server provisioning and production deployments.

Bachelor of Engineering in Computer Science – Dr. A. P. J. Abdul Kalam Technical University, Lucknow (2014 – 2018)