Legacy Application Modernization Services

Legacy systems often become bottlenecks, hindering scalability, security, and innovation. Our legacy application modernization services are designed to transform outdated systems into agile solutions that align with your business goals. By leveraging modern technologies and methodologies, we help you streamline operations, reduce maintenance costs, and accelerate time-to-market.

BRIEF OVERVIEW

Ready to Modernize Your Legacy Systems? Fast-Track to Our Solutions

We transform outdated applications into agile, cloud-based solutions that drive growth, streamline operations, and elevate user experiences. From rehosting to rearchitecting, we handle every step of the modernization process.

Schedule a call to discuss how we can revitalize your systems, or keep reading to discover how we can future-proof your business.

Key capabilities

Our Legacy System Modernization Capabilities

Our comprehensive suite of services ensures a tailored modernization approach:

<01>Application Assessment & Roadmap Development

Evaluating existing applications to identify modernization opportunities and create a strategic plan.

<02>Rehosting (Lift-and-Shift)

Migrating applications to modern infrastructure without significant code changes.

<03>Replatforming

Adapting applications to run on modern platforms with minimal code alterations.

<04>Refactoring

Restructuring existing code to improve performance and maintainability.

<05>Re-architecting

Redesigning applications to leverage microservices and cloud-native architectures.

<06>Reengineering

Developing new applications to replace legacy systems while preserving core functionalities.

<07>Containerization

Packaging applications into containers for consistent deployment across environments.

<08>DevOps Integration

Implementing CI/CD pipelines to enhance development and deployment.

<09>Cloud Migration

Effortlessly move legacy systems to cloud infrastructure to enhance scalability and reduce maintenance costs.

Value for the client

Why Legacy Software Modernization Is Essential for Your Needs?

Modernizing legacy applications offers numerous benefits:

Enhanced Scalability and CompatibilityEasily scale applications to meet growing business demands.

Improved SecurityAddress vulnerabilities inherent in outdated systems by utilizing new technologies and a cutting-edge tech stack.

Cost SavingsReduce operational and maintenance expenses.

Faster Time-to-MarketAccelerate the delivery of new features and services.

Better User ExperienceModern interfaces and improved usability enhance employee and customer experience and satisfaction.

Alignment with Business ObjectivesEnsure IT systems support current and future business needs.

Our clients

Streamline Your Success

Software strategy session

Whether it is an existing enterprise software system or a brand-new startup, we offer a no-charge strategy session, which can bring value to the table almost in real-time. We learn about your unique needs and share how to streamline your operations by using bespoke, cost-effective custom software solutions.

SERVICE-SPECIFIC FEATURES

Legacy Application Modernization Features to Consider

Our modernization solutions are characterized by:

Cloud Migration

Seamless translation of your legacy systems to cloud infrastructure with minimal distractions.

Microservices Architecture

Designing applications as a collection of loosely coupled services.

API Integration

Facilitating seamless communication between applications and services.

Hybrid Cloud Support

Enabling applications to operate across on-premises and cloud infrastructures.

Automation

Implementing automated testing and deployment processes in your modernization journey.

Compliance with Industry Standards

Ensuring applications meet relevant regulatory requirements.

Why Choose Syberry

We are a custom software development company with extensive experience in legacy application modernization, backed by deep expertise in both modern and older technologies. With over 200 successful projects across industries like real estate, healthcare, and finance, we deliver scalable, future-proof solutions that drive operational efficiency and business growth.

Proven Methodologies & Processes. We follow a systematic modernization process, from assessment and rehosting to refactoring and re-architecting, using best practices and agile methodologies to ensure seamless transitions and high-quality results.

Client-First Approach. We are here to help you, so we tailor every modernization strategy to your unique business goals, involving stakeholders at every step to ensure the updated system improves user experience, meets compliance needs, and supports long-term objectives.

Transparent Pricing Models. Our clear pricing options make it easier to plan modernization projects. Whether it's fixed-scope development or continuous product engineering, we help you plan with confidence and avoid surprises.

Deep Expertise in Legacy and Modern Technologies. With hands-on experience in mainframes, on-premises systems, and cloud-native architectures, we’re equipped to modernize legacy applications into future-ready, scalable solutions with optimized performance and functionality.

Our process

Our Legacy App Modernization Process

Initial Assessment & Ideation
Discovery
Engineering & Testing
Deployment & Support

PHASE 1: Initial Assessment & Ideation

Defining the Vision & Scope

Business & Process Analysis
Identify goals, business requirements, challenges, inefficiencies, and define the initial vision and scope.
Technology & Architecture Vision
Define the tech stack, infrastructure, and integrations.
Estimate & Roadmap
Outline project scope, methodologies, deliverables, timeline, and development cost.

PHASE 1
PHASE 2
PHASE 3
PHASE 4

Case studies

Discover how our expertise in legacy application modernization has empowered businesses across industries to revitalize outdated systems and achieve tangible results. From healthcare to finance, our tailored solutions streamline operations, reduce costs, and drive business growth.

Filter by industries

Web Application

ERP, Technology

Automation of Dentist Clinics' Business Processes

A dental clinic reached out to Syberry to build business process automation (BPA) software that would help the business grow, reduce expenses, and attract new clients. The software product automated all client-oriented business processes, from patient registration to payment, which resulted in a 34% reduction of manual work and a 48% reduction of human errors. The application aligns with HIPAA standards by incorporating a multi-tenant approach, ensuring robust data protection.

Web Application

Utility

Energy Management Platform vs. Utility Bills

Syberry built a web application that automated 99% of invoice processing for this energy management company that was founded to help businesses navigate a chaotic world of utility bills. Its web application receives utility bills in diverse formats from various data providers and uses embedded algorithms to recognize and analyze the utility data. Using agile methodologies, clean coding, and thorough documentation, we streamlined the development and stabilized the application.

Web Application

Education, Automotive

Drivers Education Platform

Syberry transformed a desktop driving education platform into a web application to expand its reach. The platform provides education to improve its users' driving skills and help them reduce the probability of car accidents. We built this single-page application for flexibility, high-quality performance, and an intuitive user experience.

See all projects

Industries we work in

BEST PRACTICES

Best Practices in Legacy App Modernization

Working on every modernization strategy, our engineering team utilized industry best practices to achieve the best results for our legacy app modernization projects.

Incremental Modernization

Gradually updating components to minimize downtime and disruption of business operations.

Continuous Integration and Deployment

Implementing CI/CD pipelines for efficient development cycles.

User-Centric Design

Focusing on enhancing user experience throughout the modernization process.

Security-First Approach

Prioritizing security at every stage of development.

Performance Optimization

Ensuring applications are optimized for speed and scalability.

Technologies we use

Java

JavaScript

.NET

Python

Spring Boot

Angular

React

Node.js

AWS

Microsoft Azure

Google Cloud

MySQL

PostgreSQL

MongoDB

Oracle

Docker

Kubernetes

Jenkins

GitLab

What Our Clients Say About Us

"The database Syberry developed has empowered 40 organizations to help in the fight against COVID-19."

A communicative partner, the Syberry team worked quickly and efficiently to launch the website, and they continue to invest their time and efforts into the project.

David Snyder

Product Director, Covid Resource Network

"I don't think you could find a better company to manage and build your project."

I get so many compliments from my end-users on my application, and it has a lot of unique and complex development.

Todd Surber

CEO, PIXRIT

"The overall structure and organization of their development team is incredibly impressive."

The way they layer managers and team leaders to ensure quality and efficiency results in incredible work. It is incredibly difficult to find development firms that can match the quality of fortune-500 companies like Apple or Microsoft, but Syberry does a fantastic job competing at that level.

Jake Zahara

President, Global Guru

"Syberry's team was highly responsive and communicative."

Syberry's team was highly responsive and communicative, managing our project smoothly, responding immediately to any issues and specific needs, and delivering great software at a reasonable price.

Richard Harkness

CEO, ADEPT Driver

"The Syberry team is skilled at juggling multiple projects."

Though they are in high demand, we were confident that they had the resources and the expertise needed to focus on our partnership in creating the innovative solutions. Their constant dedication led to a truly successful engagement compared to an in-house team, and the final product exceeded all our expectations.

John Fox

Executive VP, Fox Business Automation Solutions

"The high-quality, user-friendly software Syberry created for us has helped grow our clientele."

The high-quality, user-friendly management software Syberry created for us has helped grow our clientele, and we were very pleased with their partnership. Syberry was straightforward and consistent in their communication, met every deadline, and ensured a hassle-free development process.

Vince Hughes

Owner, Steel Estimating Solutions

"I've been impressed with their ability to understand our business needs."

On a project-by-project basis, I've been impressed with their ability to understand our business needs and apply that understanding to their scoping, development, and deployment processes.

Cory Kowal

VP of Product, THG Energy Solutions

"Syberry has been an invaluable partner in development."

Their impressive team was more than able to fulfill our project needs, and their expertise and dedication led to smooth collaboration every step of the way, helping us in decision making and resulted in delivery. The result was a successfully launched product that has received lots of positive feedback.

Chris Cox

CTO, MyMelo

"I am especially impressed with their willingness and ability to learn our business and our clients' needs."

I am especially impressed with their willingness and ability to learn our business and our clients' needs, and then apply that understanding to all aspects of our custom software development project.

Cory Kowal

VP of Product, THG Energy Solutions

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Succeed faster with Syberry

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as early as December 18, 2025

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Legacy Application Modernization Services

BRIEF OVERVIEW

Ready to Modernize Your Legacy Systems? Fast-Track to Our Solutions

Key capabilities

Our Legacy System Modernization Capabilities

Value for the client

Why Legacy Software Modernization Is Essential for Your Needs?

Our clients

Software strategy session

Legacy Application Modernization Features to Consider

Cloud Migration

Microservices Architecture

API Integration

Hybrid Cloud Support

Automation

Compliance with Industry Standards

Why Choose Syberry

Our Legacy App Modernization Process

Defining the Vision & Scope

Business & Process Analysis

Technology & Architecture Vision

Estimate & Roadmap

Blueprinting a Scalable & Secure Solution

Software Requirements Specification (SRS)

Technical Architecture

Risk Management

Design & Prototyping

Agile or Fixed-Cost Custom Software Development

Dedicated Team

Business-Oriented Approach

Communication & Value-Driven Collaboration

Testing & Quality Assurance

Rollout & Long-Term Optimization

Seamless Integration

User Training & Adoption

Ongoing Support & System Evolution

Case studies

Automation of Dentist Clinics' Business Processes

Energy Management Platform vs. Utility Bills

Drivers Education Platform

Industries we work in

Best Practices in Legacy App Modernization

Incremental Modernization

Continuous Integration and Deployment

User-Centric Design

Security-First Approach

Performance Optimization

Technologies we use

Java

JavaScript

.NET

Python

Spring Boot

Angular

React

Node.js

AWS

Microsoft Azure

Google Cloud

MySQL

PostgreSQL

MongoDB

Oracle

Docker

Kubernetes

Jenkins

GitLab

What Our Clients Say About Us

"The database Syberry developed has empowered 40 organizations to help in the fight against COVID-19."

"I don't think you could find a better company to manage and build your project."

"The overall structure and organization of their development team is incredibly impressive."

"Syberry's team was highly responsive and communicative."

"The Syberry team is skilled at juggling multiple projects."

"The high-quality, user-friendly software Syberry created for us has helped grow our clientele."

"I've been impressed with their ability to understand our business needs."

"Syberry has been an invaluable partner in development."

"I am especially impressed with their willingness and ability to learn our business and our clients' needs."

Succeed faster with Syberry