Modernizing enterprise apps on Google Cloud | HCLTech

Modernizing enterprise applications on Google Cloud for performance and cost savings

A leading Finnish telecom multinational is migrating 200+ enterprise apps from on-premises to Google Cloud with a Cloud-First approach to optimize TCO and accelerate SDLC.
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5 min read
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Overview

A leading Finnish telecom multinational is migrating 200+ enterprise apps from on-premises to with a cloud-first approach to optimize TCO and accelerate SDLC. The initiative drives to reduce long-term cloud costs. A DevOps pipeline streamlines provisioning, migration and auto-scaling. Additionally, leveraging open-source OS and databases lowers enterprise licensing expenses.

The Challenge

The client faced several challenges in migrating 200+ enterprise applications to Google Cloud with a cloud-first approach

Challenge
  • End-of-Support (EOS) and End-of-Life (EOL) IT infrastructure causing escalating CapEx costs
  • Need for a partner experienced in large-scale cloud migrations with competitive pricing
  • Standardizing the migration process and enhancing productivity using advanced tools
  • Lack of a strong program for driving business agility and speed-to-market

The Objective

The objective was to migrate over 200 enterprise applications in a phased approach while optimizing cloud infrastructure

  • Migrate applications in three waves over 18+ months
  • Utilize a customized DevOps pipeline for efficient cloud service provisioning
  • Optimize change request efforts and timelines for cloud infra and app maintenance
  • Ensure faster time-to-market and improved application performance
Objective

The Solution

We implemented a strategic, multi-phase approach with a strong focus on accelerating migration and adoption of cloud technologies

Solution
  • Leveraged PRIZM for effective app assessment and target disposition
  • Enabled code upgrade accelerators and DevOps pipeline to provision IaaS and PaaS services
  • Increased adoption of Google Cloud IaaS and PaaS to reduce long-term consumption costs
  • Migrated VMs to GKE/Serverless environments for scalability and cost optimization

The Impact

The migration delivered significant benefits in terms of cost savings, performance and operational efficiency

Impact
  • Achieved 30%+ TCO savings through IaaS and PaaS adoption
  • Reduced time-to-market by 25%, ensuring faster delivery of applications
  • Improved user experience and app uptime by up to 50%, driving better client satisfaction
  • Streamlined cloud infrastructure and operations, reducing long-term cloud consumption costs