Cloud Architecture · Kubernetes at Scale · AI-Driven FinOps
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Senior DevOps Engineer Cloud & SRE
HARIHARAN G
AWS Kubernetes Terraform CI/CD
98% Match2025SENIOR4+ Seasons 2 Companies
Award winning DevOps engineer specialising in Kubernetes at scale, AWS cloud architecture, and AI driven FinOps. Architect of zero downtime deployments and multi-model cost anomaly detection powered by Claude, GPT-4o and MiniMax, owning Reserved Instance and Savings Plan strategy that drives $4,000+/mo in cloud savings.
Leading Kubernetes modernisation with Amazon EKS, Karpenter, and AI powered cloud cost agents. Zero downtime upgrades. Significant monthly cloud savings.
Award Winner 3 Years
ADF Data Science
ELK from scratch, Docker CI/CD, 80% cost cut. Won India DevOps Show 2025.
B.Tech CGPA 8.6
SKCET Coimbatore
Information Technology 2022. Cloud Computing, Python, Linux.
Career Episodes
2 Seasons 10 Episodes
01
EKS Modernisation & Karpenter
BlackBuck Kubernetes Architecture
Implemented Amazon EKS with Cluster Autoscaler, Karpenter, and EKS Auto Mode improving scalability and reducing compute costs at peak loads.
Ongoing
02
Zero Downtime EKS Upgrades
BlackBuck SRE
Multiple EKS cluster upgrades with zero downtime using blue green strategies, managed node groups, and automated pre/post upgrade validations.
Completed
03
AI Driven Cloud Cost Optimisation
BlackBuck FinOps & AI
Built multi-model AI agents (Anthropic Claude, OpenAI GPT-4o and MiniMax open source) to analyse daily cloud usage trends, detect daily-increase anomalies, and deliver proactive savings driving $4,000+/mo in cloud spend reduction.
Ongoing
04
Service Health Audits & Alerts
BlackBuck Observability
Automated daily service health audits and intelligent alert routing increasing system reliability and reducing operational overhead across all services.
Ongoing
05
Reserved Instances & Savings Plans
BlackBuck FinOps Commitments
Own organisation-wide RI and SP purchasing, analysing RDS and EC2 utilisation to commit optimal coverage. Built an RDS RI tracker with RI/SP utilisation alerts that maximise coverage and prevent over-provisioning.
Ongoing
01
Singlebox Environment Innovation
ADF Data Science Platform Engineering
Developed Singlebox local/cloud environments using Vagrant, WSL, Spot & On Demand instances. Reduced dev/test costs significantly.
India DevOps Show 2025 Winner
3 Years
02
ELK Stack Built from Scratch
ADF Data Science Observability
Built a complete ELK logging solution using Terraform, Docker, and AWS ASGs enterprise grade observability deployed end to end.
2023
03
Jenkins CI/CD Pipeline Automation
ADF Data Science CI/CD
Automated end to end deployments via Jenkins pipelines. Containerised critical services with Docker for faster, scalable deployments.
2022–25
04
AWS ECS Autoscaling 80% Cost Cut
ADF Data Science FinOps
Implemented intelligent autoscaling in AWS ECS reduced resource costs by 80% while improving performance under dynamic load patterns.
2023
05
Terraform Infrastructure Provisioning
ADF Data Science IaC
Provisioned AWS resources (ECS, Lambda, S3, CloudWatch, RDS) via Terraform. Lambda automation via EventBridge for routine operations.
Currently ActiveSENIORCURRENT ROLEBangalore, India
Leading Kubernetes modernisation as Senior DevOps Engineer at BlackBuck India's largest digital freight platform. Responsible for EKS architecture, zero downtime cluster upgrades, AI powered cost optimisation agents, and end to end infrastructure automation.
BlackBuck
Sep 2025 – Present
Bangalore, India
EKS Karpenter Terraform Datadog
Key Achievements
›Spearheaded EKS modernisation with Cluster Autoscaler, Karpenter, and EKS Auto Mode significantly improving scalability and reducing compute costs at peak load.
›Executed multiple EKS cluster upgrades with zero downtime using blue green strategies and automated pre/post upgrade validations.
›Built multi-model AI cost agents powered by Anthropic Claude, OpenAI GPT-4o and MiniMax (open source) that analyse daily cloud usage, flag daily-increase anomalies, and deliver proactive savings recommendations to engineering teams.
›Own Reserved Instance (RI) and Savings Plan (SP) purchasing for the organisation analysing RDS and compute utilisation to commit optimal coverage, with an RDS RI tracker and utilisation alerts that maximise coverage and prevent waste.
›Automated daily service health audits and intelligent alert routing to increase reliability and reduce operational overhead.
ADF DATA SCIENCE
Senior DevOps Engineer Jun 2022 – Aug 2025
India DevOps Show 2025 Winner3 YEARSChennai, India
3 year tenure as Senior DevOps Engineer at ADF Data Science. Built production ELK stacks, Singlebox innovation that won a national industry award, architected Jenkins CI/CD pipelines, and delivered 80% cost reductions through intelligent AWS autoscaling.
ADF Data Science
Jun 2022 – Aug 2025 (3 Years)
India DevOps Show 2025
ELK Docker Jenkins Terraform AWS
Key Achievements
›Won India DevOps Show 2025 for Singlebox environments using Vagrant, WSL, Spot & On Demand instances recognised for innovative open source automation.
›Built a complete ELK logging solution from scratch using Terraform, Docker, and AWS Auto Scaling Groups enterprise grade observability deployed end to end.
›Implemented AWS ECS autoscaling reduced resource costs by 80% while improving performance under dynamic load patterns.
›Automated end to end deployments via Jenkins pipelines; containerised critical services with Docker for faster, more scalable deployments.
›Provisioned AWS infrastructure (ECS, Lambda, S3, CloudWatch, RDS) via Terraform. Developed Lambda functions via EventBridge for routine automation.
›Integrated SAST and DAST into CI/CD pipelines. Secured applications with IAM least privilege policies and AWS WAF against web threats.
SKCET
B.Tech Information Technology Coimbatore 2022
CGPA 8.6 / 102022Coimbatore, Tamil Nadu
Bachelor of Technology in Information Technology from Sri Krishna College of Engineering and Technology, Coimbatore. Graduated with CGPA 8.6 with deep coursework in Cloud Computing, Linux, Python, and Data Structures.
Sri Krishna College of Engineering and Technology
B.Tech Information Technology
8.6 / 10.0
2022 Coimbatore, Tamil Nadu
Relevant Coursework
›Cloud Computing foundation for current AWS and Azure expertise
›Linux System Administration core skill underpinning all DevOps work
›Python Programming extensively applied in automation and scripting
›Data Structures & Algorithms enables efficient systems thinking
›Object Oriented Programming underpins infrastructure as code patterns
