Application Migration Services
Well-implemented app migration helps businesses safeguard against hardware or software obsolescence, build resilient IT infrastructure, reduce maintenance costs, and scale seamlessly. At SysGears, we migrate software applications cost-efficiently, securely, and with minimal disruption to your day-to-day business operations.
Our App Migration Capabilities
App migration involves moving a software product from one environment or technology to another to achieve technical and business objectives, such as a reduction in long-term maintenance costs or 24/7 availability. It can be as simple as shifting an app to the cloud with no changes, or as complex as a full rebuilding of its code with a different tech stack.
Since 2010, we have been providing a variety of software modernization services to businesses of all sizes. Migration is one of the many tools in our arsenal that helps simplify app maintainability, optimize performance, improve scalability, and reduce TCO.
We bring:
15+ years of experience in cloud computing
110+ IT experts on the team
350+ corporate clients
Scala, Python, and JavaScript technology stack
Major Cloud Platforms We Have Experience With
Types of App Migration Services We Offer
If you’re in the early stages of planning and preparing your company software for migration, our expert business analysts and technical consultants can guide you through the process and help you make decisions that fit your business goals. We can analyze your app migration needs, assess project feasibility, estimate required computing resources, help you choose optimal platforms and technologies, and build an effective application migration plan complete with data backup strategies.
Whether you have an on-premises solution you wish to migrate to the cloud or need to switch cloud service platforms (known as cloud-to-cloud migration), we can make the transition as smooth as possible. We will assess your application, prepare it for migration with a detailed plan, modernize it as needed to operate in the cloud, and seamlessly transfer all your business data to the new environment. Cloud technology offers a greater return on investment than maintaining on-site software while also ensuring maximum application availability and effortless resource scaling.
To modernize and upgrade your outdated software, we can migrate it to a different framework, architecture model, or technology stack. This way, you can benefit from emerging technologies, high-value features, and advanced data-processing capabilities in up-to-date software tools. With our migration services, you can get an edge in application performance, data security, and cost of ownership over your competitors.
When you need to move large volumes of business information — from one data center to another, to a different database, or to new data management software — we help ensure the transition is thorough and efficient. With comprehensive data checkpoints, integrity validation procedures, and automated data migration workflows, we ensure your data is moved quickly and without loss.
Maintenance, Support, and Optimization
We can offer long-term development support post-migration, maintaining a small team of experts who can implement lightweight updates based on user feedback and provide consulting on further software evolution. We can also scale up development efforts for a major re-release, adding functionality, new integrations, and further performance enhancements when your business needs require it.
Benefits of Application Migration
Operating on-premises or outdated software comes with greater maintenance costs when compared with solutions running on cloud infrastructure and modern frameworks. Migrating to more optimal, modern systems ensures long-term cost-efficiency of your IT infrastructure.
Introducing more resources to accommodate high processing loads is seamless in a cloud environment, while migrating to scalable libraries and frameworks for the application itself helps ensure technical feasibility and efficiency of such scaling.
A cloud-operated app has access to a vast system of distributed processing resources, providing it with resilience against loads that would otherwise be overwhelming or too expensive to support in an on-premises environment. At the same time, newer or more fitting technologies can be selected to better utilize existing hardware infrastructure.
Access to Cutting-Edge Technologies
Upgrading to more modern software systems allows you to access new features when they are most valuable, offering you a technological advantage over competitors, more reliable software operation, and a greater range of support options.
Our Application Migration Strategies
Also known as “lift and shift”, rehosting moves the solution to a new environment “as-is”, without changes to its codebase. This is the simplest, fastest, and cheapest-to-implement strategy, and a suitable choice when you have a migration-ready solution.
Replatforming a piece of software involves making minor changes to its code to configure it for a cloud environment or new technology and ensure dependencies are managed correctly. This minimally invasive approach is optimal for lightweight software and projects where complications are not foreseen, and complex adjustments are not required.
In a refactoring migration strategy, your solution’s code is significantly optimized to better fit the new environment: dependencies may be replaced with more suitable ones, and app performance is improved. This strategy may be necessary for legacy applications requiring extensive modernization or for complex systems that otherwise present migration challenges.
Rearchitect
Similar to refactoring, this strategy makes substantial changes to your application’s codebase while also shifting it to a different architecture model better suited to your current software needs and business goals. An example of an architecture change would be breaking up a monolithic application into microservices to enable easier scalability and maintenance without requiring total system downtime.
Why Migrate Your App With SysGears
Rich Experience
With 15+ years of multi-industry software development expertise, we follow tried-and-true workflows, commit to engineering best practices, and focus on delivering the highest-quality solutions. Our developers ensure clean code, maintainable architecture, and thorough documentation to make your software stand out and deliver long-term value to your business.
Personalized Process
We tailor our services to each client’s individual needs, adapting our approach to the unique requirements of every project. We dynamically scale development as your requirements shift, adjust the migration strategy to evolving business needs, and maintain continuous feedback loops. This builds strong partnerships alongside reliable software.
Business-First Approach
Our experts clearly understand the migration project’s goals and all the factors that contribute to your application’s long-term business value. Every decision we make throughout our planning, design, quality assurance, and engineering processes is driven first and foremost by its impact on your business success and effectiveness at fulfilling your company’s software needs.
Flexible Collaboration Models
To meet your technical and business needs, we offer several collaboration models, each fitting different situations. You can fully outsource development to us, in which case we will handle the entire project, from initial assessments to deployment and post-release updates. If you’re looking to fill an expertise gap or onboard extra hands to streamline release, we can also provide dedicated teams of experts or augment your staff with individual specialists, whether short- or long-term.
Multi-Layered Security
We take a holistic approach to security throughout the entire project. We sign a strict NDA and Service Agreement to protect all details of our partnership and establish you as the owner of IP rights in all project code. With rigorous internal security policies, we safeguard development-related information from unauthorized access both physically and digitally. In your software, we aim to reduce any vulnerabilities through security-first app architecture, isolated work environments, and up-to-date development tools.

Migrate your software application with SysGears for tangible, long-term business value to your company!
Our Software Migration Case Studies
Migration and Modernization of an AI-Powered Virtual Lab
We migrated the existing monolithic Streamlit application into a FastAPI backend with a React frontend for a startup that originally approached us to augment their team with debugging and routine development support. Early in our partnership, our developer identified several critical issues, and we agreed to scale up our efforts to modernize the solution. We also replaced existing file system storage with a relational database and built a unified authentication service for the client’s software ecosystem. Our work produced a 10x increase in page load times, easier extensibility and scalability in the future, and significantly reduced maintenance effort.
Modernization of an Incident Reporting and Risk Management Platform in Youth Sports
The client approached us with an existing software platform that did not meet their business and technical needs and required modernization and expansion. We migrated the legacy MVC application to a more fitting, modern SPA architecture, rebuilt the UI for better functionality and usability, and optimized the solution’s performance, substantially reducing operational costs. We also upgraded the platform’s security against DDoS, SQL injection, and malicious bot attacks by leveraging GCP Cloud Armor, helping ensure consistent uptime and data safety.
Customer Reviews
5.0
“SysGears’ involvement went beyond simply completing assigned tasks. They were genuinely invested in the success of the project and made an effort to align their work with our goals and overall product direction. Their level of engagement, long-term mindset, and solid technical expertise make them a really reliable partner, with whom we plan to continue working.”
Anastasiia Chala
CMO, Stormotion
5.0
“SysGears really took the time to understand our needs and established an efficient approach for our project. Their team expertly built the backend of our application using Scala and even came up with innovative solutions to meet our complex requirements, such as functional nodes for the call service design tool and audio upload with a text-to-speech engine.”
Nathan Leyton
CTO, Call Handling Services Ltd
Our Tech Stack
Programming Languages
JavaScript
TypeScript
Python
Scala
Go
Frontend
React
Next.js
React Native
Expo
Redux
MobX
Apollo Client (GraphQL)
Vite
JavaScript/TypeScript Backend Ecosystem
Node.js
Express
NestJS
Apollo Server (GraphQL)
WebSockets
BullMQ
Redis
Swagger
Sentry
TypeORM
Prisma
Mongoose
Scala Backend Ecosystem
Play Framework
http4s
Akka / Pekko
ZIO
Cats
FS2
Slick
Quill
Doobie
Caliban
Python Backend Ecosystem
FastAPI
Django/DRF
Flask
Celery
SQLAlchemy
Pydantic
Pandas
NumPy
LangChain
LangGraph
Databases
MySQL
PostgreSQL
MongoDB
Cassandra
DynamoDB
Firebase FireStore
Firebase Realtime Database
Redis
Supabase
Neo4j
Dgraph
QDrant
Testing Tools
Jest
React Testing Library
Cypress
Enzyme
Mocha
Chai
Puppeteer
ScalaTest
PyTest
Gatling
Playwright
Cloud / Infrastructure
AWS
GCP
Azure
DigitalOcean
Apache Mesos
DC/OS
Prometheus
Grafana
Terraform
Docker
Kubernetes
AI Integrations
OpenAI APIs
Azure OpenAI Service
Vertex AI
VAPI
Claude
Whisper engine (CUDA)
Gemini
Amazon Rekognition
Big Data
Apache Spark
Airflow
Databricks
Kafka
ELK
Pandas
NumPy
UI Frameworks
Material UI
Tailwind CSS
Ant Design
NativeBase
Tamagui
Our App Migration Process
Initial Assessment
First, we determine your migration goals, assess your application as it currently stands, identify the business workflows that need to be migrated, and map out software dependencies to ensure proper operation in the new environment.
Migration Design and Project Planning
We determine the target environment or framework upgrade that best fits your technical and business needs, select a migration strategy, develop a project roadmap, and assemble a team of SysGears experts skilled in the relevant technology stacks to handle the migration process.
App Modernization and Migration Engineering
We implement the required modifications to your software, set up the new environment, migrate your business data, and configure the migrated solution to operate correctly under the new parameters. We establish rollback and data recovery plans, maintain consistent feedback loops with you, and update existing documentation to ensure it remains accurate as the application evolves.
We perform functional, performance, security, and user adoption testing based on your technical and business needs, fine-tuning the application for optimal operation under new conditions. Once we are confident that the software solution meets your requirements, we deploy it into production.
On-Demand Support and Optimization
Based on your user feedback and evolving requirements, we can continue development post-release. From light-weight updates to major functionality revamping to accommodate a shift in your product strategy, we are ready to remain your long-term software development partner.
FAQ
How much does app migration cost?
The cost of application migration starts relatively low for rehosting simple, lightweight applications, varying significantly with the following factors:
- App complexity and scope;
- The app’s migration readiness and necessary modernization steps;
- The technology stacks involved in the project;
- Migration timelines;
- Deployment option;
- Volume of data to be migrated.
At SysGears, we use a time-and-materials (T&M) payment model, which means you pay only for the hours our developers actively put into your software migration project. Our rates range from $25 to $50 per hour, depending on each expert’s role and seniority level.
Will there be significant business disruption or prolonged downtime during app migration?
We understand the severe negative impact that such disruptions can have on business operations, especially in large-scale digitalized services. To address this issue, we develop a thorough, tailored software migration plan, ensuring minimal friction and interruptions to your company’s workflows, and conduct continuous quality assurance to safeguard the project against unforeseen complications and setbacks.
Will I lose data during the migration process?
At SysGears, we take extreme precautions to avoid data loss during software migration. Our step-by-step planning, thorough software infrastructure preparation, well-established engineering processes, and regular code reviews mitigate the risk of software-related issues and human errors that could lead to data loss in application migration projects.
How do I start working with SysGears?
Feel free to get in touch with us using the contact form below, the live chat, or email – info@sysgears.com. Shortly afterward, we will schedule a quick introductory call together to discuss your goals and how we can help you meet them. We sign non-disclosure agreements before any confidential details are shared, and formalize our partnership with a service agreement once we agree to move forward.
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