A Ajay Kumar

About Me

Experienced IT professional with 5.5 years of expertise, including 3.5+ years as a Site Reliability Engineer (SRE) and 2 years in cloud support roles. Proven ability to enhance system reliability, scalability, and performance by leveraging SRE principles, cloud platforms like AWS and GCP, and tools such as Terraform, Kubernetes, and Docker. Skilled in automation, proactive monitoring, and fault-tolerant system designs, with a strong focus on operational excellence and continuous improvement.

Experience

Senior Support Engineer (SRE / AWS Cloud Engineer)

Loyalty Methods – Hyderabad | May 2021 – Present

Improved reliability by implementing SRE practices such as SLIs, SLOs, and error budgets.
Designed and implemented infrastructure monitoring solutions using AWS CloudWatch and Grafana, Prometheus resulting in improved system visibility, reduced downtime, and enhanced operational efficiency through robust monitoring and automation.
Employed blue/green and rolling deployment strategies, achieving zero-downtime updates and service continuity.
Enhanced system resilience by diagnosing and resolving issues using logs, metrics, and traces.
Configured Elasticsearch and Kibana for log monitoring, creating dashboards for real-time troubleshooting.
Scaled infrastructure resources with auto-scaling policies, balancing performance and cost efficiency.
Automated multi-environment infrastructure provisioning with reusable Terraform modules.
Authored detailed Knowledge Base articles and trained junior engineers in SRE methodologies.
Initiated Kubernetes adoption for proof-of-concept projects, optimizing container orchestration with Amazon ECS.
Implemented scripting and automation solutions using Python and Bash scripting to optimize workflows and reduce manual interventions.

Associate Cloud Support Engineer

Tech Mahindra – Hyderabad | May 2019 – May 2021

Ensured high availability of Azure-hosted applications through proactive incident management.
Resolved application and system issues by collaborating with cross-functional teams and analyzing root causes.
Handled ServiceNow tickets, adhering to SLA commitments and providing comprehensive issue resolution.
Provided technical support for Microsoft O365, Azure Active Directory, and Mobile Device Management (MDM) solutions.
Delivered technical reports and presentations to stakeholders, translating technical concepts into actionable insights.

Skills

SRE Practices

SLIs, SLOs, Error Budgets, Incident Management

Cloud Platforms

AWS, GCP, Azure

Containerization & Orchestration

Docker, Amazon ECS, Kubernetes

Monitoring & Logging

AWS CloudWatch, Grafana, Kibana, Elasticsearch

Service Deployments

Blue/Green, Rolling Updates, Canary deployments

Scripting

Bash, Python

Infrastructure as Code (IaC)

Terraform, CloudFormation

Certifications

AWS Certified Solutions Architect Associate
AWS Certified SysOps Administrator
Google Certified Professional Solutions Architect
Google Certified Associate Cloud Engineer
Terraform Certified Associate
Kubernetes and Cloud Native Associate

More

Achievements

Reduced incident response times by 20% through SLIs and SLOs implementation.
Achieved 100% application uptime with proactive monitoring and effective issue resolution.
Introduced Kubernetes for proof-of-concept projects, improving scalability and resource efficiency.
Authored comprehensive documentation to streamline onboarding and knowledge sharing.
Achieved annual cost savings of over $100,000 for more than five clients by optimizing AWS infrastructure, including S3 storage, Redshift, and OpenSearch environments. Delivered tailored solutions to enhance efficiency and reduce operational expenses while maintaining performance and reliability.

Interests

Site Reliability Engineering Principles.
Chaos Engineering and Fault Injection.

Contact

LinkedIn: linkedin.com/in/a-ajay-kumar97/