Award-Winning Data Platform Modernisation: Telecom Giant Migrates to Snowflake on AWS

Through this case study, Hoonartek will illustrate how it helped a major Indonesian telecom company overcome the restrictions imposed by its own data platform by shifting it to Snowflake, which is hosted by Amazon Web Services (AWS).
Award-Winning Data Platform Modernisation: Telecom Giant Migrates to Snowflake on AWS
Published on
4 min read

If there’s one perennial challenge confronting telecom companies, it’s the management and making sense of data, running into petabytes (one petabyte equals one million gigabytes). Conventional in-house data platforms used by telecom majors are hampered due to constraints on scalability, due to an insatiable demand for data. In addition, there are challenges related to integration with third-party data sources, offering timely and actionable reporting, which adversely impacts the requirements for AI-driven analytics.

Through this case study, Hoonartek will illustrate how it helped a major Indonesian telecom company overcome the restrictions imposed by its own data platform by shifting it to Snowflake, which is hosted by Amazon Web Services (AWS). This led to a measurable improvement in scalability, reporting availability and cost efficiency – showcasing the advantages of strategic data modernisation.

About the Client

The client is a major telecom services provider in Indonesia with more than 58.5 million subscribers. It offers both 4G and 5G coverage, covering over 96% of the population. The majority market share is proof of the company’s commitment to providing robust connectivity across the Indonesian archipelago. The company has set itself the target of being the largest Converged Operator in Indonesia in order to simplify and enhance digital experiences for its customers. It has also earned industry recognition by being named the “Best Mobile Network Operator” and “Outstanding Customer Service,” as a further commitment towards network excellence and customer satisfaction.

Industry Perspective

Being in an intensely competitive industry, telecom players have a critical need for data-based decision making to put them at a competitive advantage over their rivals. Adopting cloud technologies and advanced analytics gives the client an edge over its rivals. To this end, Hoonartek played a mission-critical role in:

  • Cloud-Native Architecture: Advocating for effecting a cloud-native data architecture that helps in scaling up, increases agility and innovation.

  • Data Governance and Compliance: Establishing that the migrated data platform respects data privacy regulations and industry standards.

  • Future-Proofing the Platform: With a pristine, readily available and expandable data environment, any ensuing AI development will be expedited which, in turn, will allow the client to adapt to evolving business requirements and technological advancements.

  • Cost Optimisation: Understanding the importance of cost efficiency in the Indonesian telecommunications market, Hoonartek partnered with the client to eliminate the requirement for legacy database license extensions, thereby effecting a substantial cost saving.

The Business Challenge​

Hoonartek was briefed about the client’s requirements by its Data Governance and Architecture team (responsible for designing and upgrading their data platforms), which stated that it needed to modernise the client’s analytics infrastructure in order to achieve the following:

  • Enhanced Scalability: The client’s on-premises Legacy Data Platform encountered limitations in managing surging data volumes and increasing demand for real-time analytics.

  • Improved Reporting Availability: Speedier access for business users to critical reports for faster decision-making.

  • Data Consolidation: Assimilate data from multiple sources onto a single, unified platform for better data management and analysis.

  • Operational Efficiency: Cost reduction, as the legacy platform was expensive to run and maintain.

  • Cloud Adoption: Utilise the scalability of cloud-based solutions to reduce costs.

With this brief in hand, Hoonartek commenced the “Analytics Data Platform Modernization Project” to migrate the client’s data platform from on-premise to a cloud-hosted environment - AWS with Snowflake – which enabled it to tap into the platform’s cloud and analytics features.

Joint Solution Discovery

The client, partnering with Hoonartek for its expertise in data migration and modernisation, undertook a thorough assessment of its own prevalent infrastructure, data landscape and business needs in order to devise a joint solution discovery process focused on:   

  • Strategic Platform Selection:  AWS-hosted Snowflake platform was selected based on its ability to provide the required scalability, performance and cost optimisation.

  • Data Migration Strategy: Ensuring negligible disruption in business operations while transferring 2 petabytes of data from the on-premise legacy platform to Snowflake.

  • Code Conversion: Conversion of more than 3,500 ETL scripts, 700 BI scripts and 600+ Ab Initio jobs by Hoonartek to maintain harmony with the Snowflake platform.

  • Early System Access: To help business users ease into adopting the Snowflake system, Hoonartek ensured its availability within the project’s second month.

  • Collaborative Execution: Hoonartek collaborated with the client’s Data Governance and Architecture team, sharing task ownership and handholding till the completion of the migration.

  • Data Optimization: Hoonartek also isolated 250 TB of expendable data, which helped the client plan its storage requirements and effect savings.

Outcomes

Hoonartek’s Analytics Data Platform Modernisation Project for the client resulted in:

Improved Performance and Scalability

  • The new analytics platform offers a marked improvement in performance and scalability, along with faster access to critical reports and assists growing data demands.

Effective Data Migration and Operationalisation

  • Smooth transference of 2 petabytes of data to Snowflake on AWS, combined with coherent conversion of thousands of ETL, BI, and Ab Initio scripts, resulted in the activation of several reports and enabled early user adoption of the new system.

Cost Savings and Strategic Foundation for AI

  • Redundancy of legacy database licence extensions resulted in substantial cost savings. The new platform is both expandable and offers a strong base for future advanced analytics and AI initiatives.

Successful Project Delivery and Data Optimization

  • Adopting a collaborative approach with the client and providing dedicated support, Hoonartek was successfully able to execute the project. In addition, it isolated 250TB of expendable data for future clean-up, that not only improves the quality of data but also cuts down storage costs.

Conclusion

The effective transference of our client’s petabyte-scale data platform to AWS-hosted Snowflake is an example of Hoonartek’s skill in executing complicated, enterprise-level data modernisation projects. By shifting important data and applications, we helped our client to utilise the full potential of their data, resulting in better operational efficiency, improved decision-making and effected significant cost savings. The success of the project can be gauged from the fast implementation of the Snowflake system, efficient code conversions and the segregation of numerous data redundancies, highlighting Hoonartek’s ability to deliver measurable business value.

In a fast-changing digital landscape, migrating to advanced data platforms is critical for any organisation’s continued relevance in the market and Hoonartek’s successful credentials when it comes data migration, modernisation and cloud integration makes it the perfect collaborator for businesses looking at using their data as a strategic asset.

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