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Application Modernization

Upgrade your legacy systems and applications to modern, scalable architectures to drive business growth and innovation.
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Transform your business with application modernization.

Legacy systems and applications can hold your business back, making it difficult to innovate and scale. Our Application Modernization service helps you upgrade outdated systems and applications to modern, scalable architectures that can drive business growth and fuel innovation.
We take a comprehensive approach to application modernization, working closely with your team to assess your existing systems, identify opportunities for improvement, and develop a detailed roadmap for modernization. Our team of experts uses the latest technologies, development methodologies, and best practices to ensure that your modernized applications deliver maximum value to your business.
What we do

Our Application Modernization Capabilities

To modernize your applications, we follow a comprehensive set of practices that include application assessment, architecture redesign, migration, and ongoing support.

Application assessment

We assess your legacy applications to identify areas for improvement, evaluate technical debt, and prioritize modernization efforts.

Architecture redesign

We redesign the application architecture to enhance scalability, modularity, and maintainability, ensuring it aligns with modern development practices.


We plan and execute a smooth migration process, including data migration, code refactoring, and integration with modern systems.

Performance optimization

We optimize application performance by identifying and resolving bottlenecks, improving response times, and implementing caching strategies.

Continuous improvement

We establish DevOps practices and implement automated testing, deployment, and monitoring to ensure ongoing improvement and stability of your modernized applications.


We work closely with your team, including business stakeholders and IT personnel, to ensure the modernization process aligns with your business goals and requirements.

Why Us

Why One X Tech for Application Modernization

To deliver products of the highest quality, we follow the best practices that include code review, pair programming, test-driven development, continuous integration, and automated testing.

  • Full suite of services
  • Unrivaled Application Modernization knowledge
  • Quality and best practices baked in
  • Deep Application Modernization community involvement
  • Support for Application Modernization ongoing development
  • Hired by Fortune 500 brands


Learn how we deliver effective, value-driven technological innovations for leading enterprises.

Application modernization is essential for businesses that want to stay competitive in today's fast-paced digital landscape. Upgrading legacy systems and applications enables you to improve performance, security, and maintainability, making it easier to innovate and scale. Modernized applications can also lead to cost savings by reducing the resources needed to maintain outdated systems.

Our Application Modernization service offers a comprehensive approach to modernizing your legacy systems and applications, helping you to achieve your business goals more quickly and cost-effectively. Our team of experts has extensive experience in assessing, re-architecting, and migrating applications to modern, scalable architectures. We also leverage the latest technologies, development methodologies, and best practices to ensure that your modernized applications deliver maximum value to your business.

We begin by assessing your existing systems and applications to identify opportunities for modernization and establish priorities based on your business goals. We then develop a detailed roadmap outlining the steps needed to achieve your goals, setting milestones to track progress. Our team of experts re-architects your applications to leverage modern, scalable architectures, and we migrate your applications to the cloud to take advantage of flexible, scalable, and cost-effective infrastructure.

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Partnering with One X Tech

One X Tech partners with enterprise clients to create solutions to the toughest software problems. Focusing on JavaScript as our core technology, we utilize React, React Native, NodeJS, GraphQL, and the extended JavaScript ecosystem to build web apps, mobile apps, cloud services, open source software, and more. Our approach is tailored to each product, so we will always work with your team to select the technologies best suited to your needs. We excel in web, mobile and cloud platform development and can apply our expertise to your product, no matter where it is in the product lifecycle.

What we do

Accelerate Product Delivery

One X Tech empowers enterprise businesses with leading-edge frontend development and best practices. Start in just weeks with our cloud-certified Node.js, React, and Typescript teams.

Create visually appealing and user-friendly interfaces that improve user experience and drive engagement.

Develop rich user interfaces and experiences for web applications using modern technologies and frameworks.

Providing enterprises and product owners with the frontend development talent they need to achieve their goals.

Modernize Enterprise UI with One X Tech.