Unblock innovation with legacy application modernization

Sasha Andrieiev
2 min readSep 22, 2021

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Application modernization is when a business updates or improves its existing software to achieve more productivity to better align to its current needs. This usually involves modernizing its architecture, infrastructure, or key product features and may include adopting technologies such as the cloud, mobility, advanced analytics, and cybersecurity. . A legacy application, according to Gartner, is an “information system that may be based on outdated technologies, but is critical to day-to-day operations.”

A legacy application is a software application that is considered obsolete or based on technology that is older than a current standard. The term “legacy technology” refers to any software, technology, or system that blocks or slows down business processes, making it difficult to adapt to market dynamics.

Why is now the right moment to update legacy software?

  • During COVID-19, many operations have gone digital, and businesses need to expand their online presence.
  • Lots of legacy systems are standalone and do not support integration with the latest software. This can affect the flexibility and scalability of the entire organization.
  • The omnichannel business model requires companies to be adaptable and responsive to the needs of emerging markets and the availability of products across multiple channels.
  • Outdated systems exacerbate security risks because some of them do not receive updates or fixes.

Legacy application modernization is a goal that you can reach by taking different roads, and there is no one-size-fits-all way to make this journey. It doesn’t matter which upgrade option you end up using. There are several strategies for upgrading legacy systems:

Low-Risk Processes: Localized Changes and Improvements to the Existing System

  • Encapsulating
  • Rehosting
  • Replatforming

Medium Risk Processes: Gradual Replacement or Refurbishment

  • Refactoring
  • Rearchitecting

High-Risk Processes: Complete Transformation or Replacement

  • Replacing
  • Rebuilding (Rewriting)

There are many approaches for legacy application modernization, and every organization needs to choose the course that aligns with its business priorities. The modernization approach comes with its benefits, but it could be costly, time-consuming, and challenging. In our experience, a more efficient option for achieving modernization is partnering with an external innovative technology solutions provider like Jelvix.

https://jelvix.com/blog/legacy-application-modernization

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Sasha Andrieiev
Sasha Andrieiev

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