Hariharan Ravi

Development & DevOps Engineer

Tata Consultancy Services

Aug 2024 – Present · Bangalore

• Terraform Product Development – Built a comprehensive Infrastructure as Code product from scratch for the Microsoft Business Unit. Designed reusable Terraform modules, performed competitor analysis, and standardized provisioning frameworks for internal and customer deployments.
• Generative AI Development – Automated Azure Policy compliance checks using Python, REST APIs, and GPT-4o. Enabled pre-provisioning compliance validation for Terraform code, eliminating manual review overhead.
• IaC Deployments – Created Terraform code bases for 4 internal cloud products, accelerating customer deployments by 50% and reducing manual errors significantly.
• CICD Pipeline with GenAI Compliance – Developing an Azure DevOps pipeline that validates .tfvars Terraform files against organizational policy, automatically failing the pipeline if code is non-compliant with existing Azure Policy.
• Power BI Migration Assistant – Built an LLM-driven semantic model reconstruction script for SAP BO to Power BI and Tableau to Power BI migrations. Orchestrated LLM workflows using Azure OpenAI to produce equivalent measures, relationships, and SQL queries, reducing reconstruction time by 30%.
• Automation & Scripting – Automated Azure Bastion provisioning using Bash and Azure Automation Notebooks, reducing VM downtime during subscription restarts.
• Azure Infrastructure Optimization – Identified and consolidated redundant NAT gateways, Bastions, and VMs. Enabled multi-session AVD environments, reducing redundant workloads and achieving 40% cost optimization (~₹3 lakhs monthly savings).
• Live Customer Demos – Delivered impactful technical presentations focusing on Terraform reliability, IaC efficiency, and cost optimization strategies, tailored to customer pain points.
• Enterprise Azure Networking – Managed large-scale network setups including VNet design, subnetting, NAT Gateways, Azure Bastion, VNet Peering, NSG rule optimization, and end-to-end debugging aligned with least privilege and organizational policy.

SASTRA Deemed University

B.Tech, Computer Science and Engineering · 2020–2024

Coursework: Computer Networks, Cloud Computing, Network Security, Cryptography, Ethical Hacking.

Indian Excellent School, Sharjah, UAE

Science with Computer Studies · 2018–2020

Where the technical curiosity behind this journey began.