Legacy application migration / app modernization: Take your legacy application to the cloud

Legacy Application Migration to Cloud

Have you got legacy systems and applications that are preventing your business from advancing? A legacy application modernization program might be beneficial to you. The technology platforms of your business could be revolutionized and improved as a result.

As a result of migrating to the cloud, legacy applications can also reap significant benefits. As your legacy applications scale and become more reliable, your valuable business data is more secure & durable in the cloud.

Migration to the cloud and modernizing legacy applications are multi-step processes. Cloud migration guide will guide you through evaluating your legacy applications and migrating them to the cloud.

Challenges with legacy apps

1. Management and protection of data

Migrating data involves reprocessing a lot of information. A firm’s data must be accessed, classified according to risk, cleaned, prepared for migration, and finalized how it is supposed to be contained before embarking on a process modernization effort.

The management of data and the protection of data are interdependent. To sort data according to priority, it is necessary to classify it. It’s important for a firm to discard irrelevant data at this stage to avoid building a modern system and weighing it down with useless information.

2. The lack of integration and features

More recent versions of legacy systems do not come with the latest features and improvements. AI-powered personalized recommendations might not be available on an older eCommerce platform. Add more features faster and at a fraction of the cost of building them by integrating APIs such as Google Machine Learning Kit. Apps that provide maps, weather, flight data, currency exchange, etc., often expect these APIs. However, most APIs now require a cloud-based connection. Legacy systems that work exclusively on-premises will have fewer integration options.

Legacy applications are, in many cases, not designed for integration, which contributes to the formation of data silos. As a result, data must be manually retrieved, which is error-prone. Additionally, the applications remain separate from business intelligence and insights obtained from a unified platform.

3. The cost and duration of the modernization project will be high

Project managers’ nightmare is budget overruns, as they are every organization’s pain point. It is real to worry about incurring up-front costs that might not be justified when changing platforms and retiring the current system. There is also a #Myth1. It does not face a cost challenge in app modernization; the cloud has been its biggest saving. The increased customer reach expanded efficiencies, and interoperability of applications all justify the cost of modernizing.

4. Quality Assurance

As an additional challenge, quality assurance is needed to confirm that the modernized application is functionally equivalent to the legacy application.

Creating all possible test scenarios and test cases before the testing phase is essential to the success of every IT project. It is essential to plan the user acceptance test well, and including as many business users as possible can assure that the modern application is complete and sound. Maintaining quality assurance is one of the keys to legacy modernization success.

5. Compliance and security

Those working with legacy applications may face more vulnerabilities and cybersecurity risks due to their inability to implement security best practices. Several features, such as multi-factor authentication and audit trails, might not be possible due to the design of the application.

The use of legacy applications that use outdated technology from manufacturers or vendors is also a security risk because manufacturers or vendors no longer support them (or recommend that they be updated). Keeping systems secure requires regular security updates. Upgrade from a non-supported older operating system and other software can be difficult due to interdependencies. As a result, even known security issues may not be addressed by the IT team.

In legacy applications and platforms, a large number of security flaws are documented. No patches or updates are available for these systems, since they are no longer supported. There is a particular risk for them. Their vulnerabilities are well-known and can be exploited by hackers.

An organization’s reputation can take ages to recover after a security breach. Brand safety perceptions never entirely disappear from the public mind.

Why modernization is unavoidable

The events of the last two years have tested businesses’ agility more than anything else in modern times. A well-functioning business application is important to survival, and today’s customers are driving the need for more such applications.

Even established, significant companies struggle to update their legacy systems because digitization is challenging and time-consuming. Customer experience is not only affected but progress is also impeded.

Modernizing an application with the help of a professional development team can offer many benefits. To make sure everything works as it should, an expert can assist. For applications to be efficient, they must be modernized. For companies that want to remain relevant, it’s imperative to invest in technology now.

How modernization works

In software modernization, older code is updated to be compatible with newer languages, frameworks, and infrastructure platforms, as well as new computing approaches. In some cases, legacy modernization is also referred to as the process of updating legacy systems or applications. An old house that has been renovated to improve efficiency, safety, structural integrity, and so on, is equivalent to software development.

The impact of modernization differs depending on the approach. In non-invasive approaches, external technology components are superficially altered and only a small portion of the enterprise is affected. The IT architecture, system complexity, interface, and integration logic are all acceptable when these methods are considered. Therefore, they require fewer resources.

Due to their minimal modernization, these approaches only serve as stepping stones to more comprehensive initiatives in the future. Migrating to open-source application servers, migrating technology frameworks to the cloud, and rehosting mainframes are examples of less invasive modernization. Multi-stakeholder and application layers are affected in a significant way by invasive strategies. Compared to non-invasive approaches, they take more time and money and carry a greater risk of disruption. However, they offer greater value in the long run.

During times of IT snarl, companies should consider invasive modernization, including redesigning legacy applications into cloud-native infrastructure, migrating traditional relational databases to NoSQL databases, or implementing low-code/no-code technologies to simplify application development and delivery.

Benefits of modernization

Legacy applications can be challenging to implement since they are so old and require a lot of time and money. There are multiple benefits to modernizing legacy systems, including time savings, cost savings, and reduced aggravation.

Listed below are just a few of the benefits of modernizing.

Efficiency improvement in the enterprise

Technology solutions have grown exponentially over the past few decades, making legacy systems less responsive and less reliable.

When legacy systems are modernized, their capacity to accommodate these changes is increased, and their responsiveness is improved so they can keep up with the ever-changing demands of processes. A modernized system will ensure smoother operations wherever legacy processes fail, interacting with enterprise settings at every level.

Streamline the business process

What is the average number of times you apologize for unforeseen system failures? Why do you think your performance lags? How many customers did you lose or miss out on because of it? Having to deal with old-fashioned applications has been frustrating for your staff, right? What is the additional cost of manual labor per person-hour? The latest technologies are used in developing modern systems, so they perform better. Thus, reducing downtime risks and reducing losses are achieved through faster performance and improved reliability.

Enhances customer satisfaction

It is the quality of customer service that determines the success of a business. Businesses or brands will not stand out in a competitive marketplace if they do not deliver the best-in-class customer experience. Furthermore, if you’re trying to enrich your customer experience, it can be quite challenging to have older versions of applications. The public cloud environment, on the other hand, allows premium customer service once you modernize your existing software.

Reduction of technical debt

It can be expensive to maintain outdated legacy systems. Researchers at Vanson Bourne estimated that modernizing legacy IT systems would reduce operating costs by 13 percent for an organization. Modernizing applications can also increase revenue by more than 14 percent while reducing operational costs.

It is possible to save money without purchasing completely new systems by eliminating technical debt. Maintenance of outdated code is not as costly in a modern system, and overall problems are fewer as well.

Controls for integration

App designs are constantly evolving in the digital landscape, with new ones being launched almost every day. AI, VR, IoT, and Big Data are a few of the tech advances that are leaving an impressive mark on how mainframe systems operate and function. The integration of new technology into legacy systems can be hampered by legacy systems. Legacy systems become far more responsive to integration issues when they are modernized.

Make use of business intelligence

The ability to gather business intelligence requires a cloud-based data infrastructure that’s integrated with big data. After it has been set up, you can access various insights backed by rich data to reach informed decisions. Finally, a decision-making process that minimizes guesswork is possible.

Compliant Accomplishments

As a result of industry-specific norms being established to fit a specific niche, compliance standards for legacy systems are often compromised. It is impossible to meet compliance standards with legacy systems that have been in place for decades. Investment in legacy modernization, therefore, prevents a company from violating industry standards.

How we can help

Investing in modernizing your applications and migrating to the cloud can help you overcome the challenges caused by legacy applications and outdated IT infrastructure. Modernizing your legacy systems and migrating to the cloud is the best way to get access to nearly infinite infrastructure with improved security, availability, and scalability.

Utilizing modern tools and technologies, we provide cloud and product engineering services at e2logy.

You will be guided throughout your entire cloud journey by a team of dedicated technology specialists. Moreover, we can help you choose the appropriate strategy based on business priorities and benefits.