Experienced DevOps professional with a strong background in crafting and overseeing secure, scalable, and highly available cloud-native infrastructure. Skilled in AWS, EKS, Terraform, CI/CD automation, AMI hardening, PCI DSS compliance, and observability stacks utilizing Elasticsearch, Prometheus, and Grafana. Proven ability to lead automation projects, improve system reliability, and streamline deployment pipelines in large-scale production settings. Extensive expertise in high TPS migration and traffic mirror implementations.
Hi, I’m
DINESH KUMAR
Noida
Summary
Overview
6
years of professional experience
Work History
Paytm
Senior DevOps Engineer
12.2023 - Current
Job overview
- Leading infrastructure automation and deployment across multiple AWS environments, ensuring PCI DSS compliance using custom hardened AMIs.
- Built and maintained Terraform for scalable infrastructure provisioning like- EMR, EKS, VPC, EC2 etc
- Managed centralized logging and monitoring using Elasticsearch, Logstash, Grafana, Prometheus, improving observability and incident response time.
- Supported critical workloads with CI/CD pipelines and secure deployments across Kubernetes clusters.
- Led zero-downtime migration of systems handling over 5,000 TPS, coordinating cross-regional rollouts using DNS weight-based traffic shifting and ArgoCD rollout deployment strategies.
- EKS version upgrades and cluster patching with zero production disruption.
- Utilized Ansible for automated security and business requirement tasks, including package installation, system patching, and configuration management, while also setting up and managing Cortex, Qualys, SIEM integrations, and Cassandra clusters.
- Built golden hardened AMI using Packer from Hashicorp image builder with CIS Standard in production.
- Set up and optimized Cassandra database clusters, managing data lifecycle, tuning performance parameters, and ensuring high availability, cost, backup, restore in high TPS production system.
- Ownership of Kafka MirrorMaker for topic mirror, ensuring resilient cross-region data synchronization.
- Collaborated with InfoSec teams to align cloud, OS security controls with audit and compliance requirements.
Dukaan
Lead DevOps Engineer
06.2023 - 11.2023
Job overview
- Architected and managed EKS clusters with production-grade deployment pipelines using ArgoCD, ArgoCD Rollout, and Terraform.
- Implemented Strimzi Kafka on Kubernetes for asynchronous event streaming across microservices.
- Deployed Elasticsearch, Fluent Bit, and Kibana for full-stack log aggregation and visualization.
- Designed and monitored infrastructure with Prometheus, Grafana, and alerting rules to ensure uptime.
- Led SRE initiatives to scale infrastructure, reduce deployment times, and enforce container security policies.
Frontier Business System Pvt Ltd
DevOps Engineer
02.2021 - 05.2023
Job overview
- Deployed and maintained Bitbucket CI/CD workflows/Pipeline, Custom Runner using Jenkins and ArgoCD across Dev, Stage, and Production environments.
- Managed EKS, EKS Anywhere, OpenShift, GKE and Tanzu clusters, supporting containerized applications with Docker, Containerd and Kubernetes.
- Provisioned infrastructure using Terraform, including secure VPCs, IAM roles, Redis, RDS, and ELBs.
- Implemented full observability stack with EFK, Prometheus, and custom exporters- like Elasticsearch exporter, Node exporter, Kafka exporter, JMX exporter for system and application metrics.
- Handled SSL, reverse proxy, autoscaling (HPA), and Ingress configurations with host based and route based routing, network policies, Security context for secure microservices delivery.
- Managed and maintained on-premises infrastructure using vSphere and ESXi hosts, supporting hybrid deployments and virtualized workloads integrated with cloud platforms, Bare Metal etc.
Srans Solutions
Cloud Engineer
12.2019 - 06.2020
Job overview
- Built and deployed scalable 3-tier application architecture on AWS, utilizing EC2, RDS, and S3 for web and backend layers.
- Developed and maintained CI/CD pipelines using AWS CodePipeline, CodeBuild, and Jenkins to automate deployment workflows.
- Managed networking, IAM roles, and Route53 DNS configurations on AWS.
- Set up CloudWatch monitoring, created alarms and integrated SNS for alert notifications on system health and resource metrics.
- Wrote Bash scripts for log rotation, scheduled backups, EC2 automation, and maintenance tasks.
- Implemented NGINX and Apache as reverse proxies with SSL/TLS for secure application delivery.
- Supported development and QA teams by managing pre-production and staging environments with consistent configurations.
Education
Uttarakhand Technical University
Bachelor of Technology from Computer Science & Engineering
01.2019
University Overview
Skills
- Microservices architecture
- Cloud computing expertise
- Containerization technologies
- Scripting languages
- Monitoring and logging
- Security best practices
- Incident management
- Configuration management
- Database administration
- Infrastructure automation
- Performance tuning
- Continuous integration
Timeline
Senior DevOps Engineer
Paytm
12.2023 - Current
Lead DevOps Engineer
Dukaan
06.2023 - 11.2023
DevOps Engineer
Frontier Business System Pvt Ltd
02.2021 - 05.2023
Cloud Engineer
Srans Solutions
12.2019 - 06.2020
Uttarakhand Technical University
Bachelor of Technology from Computer Science & Engineering
Certification
AWS Certified Solution Architect-Associate – L217KPFDGB4Q1PWV
Accomplishments
Accomplishments
Successfully transitioned 5,000 TPS of live traffic to a new platform with no service interruption, safeguarding business continuity and customer experience through meticulous traffic mirroring and phased splitting.
Successfully implemented Packer for the automated construction of PCI DSS-compliant AMIs, which significantly improved the organization's security posture and addressed critical regulatory compliance mandates.
Availability
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Work Preference
Work Type
Full TimeWork Location
RemoteImportant To Me
Work-life balanceCompany CultureFlexible work hoursCareer advancementHealthcare benefitsWork from home optionTeam Building / Company RetreatsWebsites
Languages
English
Advanced (C1)
Hindi
Bilingual or Proficient (C2)
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