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Application Modernization Services Company

Is your business held back by outdated applications? Are legacy systems slowing you down, hindering innovation, and draining your IT resources? Partner with BigOhTech to modernize your legacy applications and unlock new opportunities for growth and innovation. Book a free consulting call now!
Enhance performance and efficiency
Stay competitive with modern, innovative applications
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4.6/5 on Clutch3,200+ satisfied clients
TRUSTED BY BRANDS
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NEC
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Airtel
paytm
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NEC
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Airtel
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NEC
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Airtel
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Careem
NEC
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Airtel
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300+Successful Projects
300+
Successful Projects

3,200+Satisfied Clients
3,200+
Satisfied Clients

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G2 Reviews
4.6/5 | 18k+ Happy reviews
g2RatingImage
G2 Reviews
4.6/5 | 18k+ Happy reviews

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new

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iso award
g2RatingImage
G2 Reviews
4.6/5 | 18k+ Happy reviews
g2RatingImage
G2 Reviews
4.6/5 | 18k+ Happy reviews

300+Successful Projects
300+
Successful Projects


3,200+Satisfied Clients
3,200+
Satisfied Clients

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new


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iso award

Explore Our Application Modernization Services

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Application Modernization Consulting

We extensively investigate your legacy application code & infrastructure. At the same time, we provide detailed guidance to provide maximum business value.

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Legacy to Cloud Migration

We help you migrate your applications from legacy to the cloud with 99.9% service availability along with providing 94% enhanced security.

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Application Re-Engineering

Our experts re-engineer legacy application infrastructure towards more secure & modern platforms.

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Application Re-Coding

We revive your legacy applications with the use of modern programming languages, frameworks & databases.

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Application Maintenance

We ensure that your application is up-to-date and performs optimally through our regular maintenance and support services.

CASE STUDYHCL Music: Application Modernization Case Study

HCL Music worked with BigOhTech on a application modernization engagement.

Read Full Case Study
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Accelerate Your Business Potential With Our Application Modernization Services

Transforming your legacy applications to become more agile, modern, and efficient with our application modernization service.

Additionally, We help you re-imagine your legacy application landscape towards a modern platform with zero disruption in day-to-day operations. Subsequently, Our enthusiastic and experienced pool of strategists & developers re-engineer your applications & move them to newer, faster, cost-effective, and more secure technology platforms with minimal disruption to business processes.

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Why Choose Our Application Modernization Service?

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Technical Expertise

We've developed deep technical expertise and quality control in application modernization.

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Latest Technology & Methods

We offer cutting-edge technologies which are easy to use and scalable. 

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Planned Evaluation

Nobody wants to regret it later, that’s why we consult our clients and provide a proper evaluation of their applications.   

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Rapid Buildup

On-time delivery of the project & 100% client satisfaction matter to us. And, we do it with perfection.  

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Adaptable Engagement Model

Our services are fully flexible, you can hire us full-time, part-time, and on an hourly basis according to your needs. 

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Ready to start your application modernization project?
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A Unified Vision That Caters To Diverse Industry Demands

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Healthcare

  • Patient-facing portals
  • Compliance-aware builds
  • Secure data handling
  • Integration with EHR/EMR

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FinTech

  • KYC & compliance flows
  • Secure transaction handling
  • Audit-ready logging
  • Fraud-aware workflows

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Retail & E-Commerce

  • Storefront & catalog builds
  • Checkout & payment flows
  • Inventory integrations
  • Multi-channel selling

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Travel

  • Booking & itinerary flows
  • Real-time availability
  • Multi-currency support
  • Disruption handling

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Logistics

  • Tracking & visibility
  • Route & fleet tools
  • Exception workflows
  • Partner integrations

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Media & Entertainment

  • Content delivery
  • Subscription flows
  • Personalization
  • Rights & licensing tools

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Restaurant

  • Ordering & delivery flows
  • Loyalty programs
  • POS integrations
  • Multi-location support

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Real Estate

  • Listing & search tools
  • Document workflows
  • Lead capture
  • CRM integrations

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The BigOh Approach to Application Modernization

01

Assess & Prioritize

We assess legacy applications and their value to the business and their technical debt over time. Then prioritize the ones with the highest value and lowest debts.

02

Start From Small

We start from small, then understand the nuances of the project and quickly pick up learning. Thus, it helps us deliver measurable success.

03

Break Down to Microservices

At BigOh, we architect systems in such a way that the boundaries of microservices are defined within the monolith system.

04

Automate

Our engineers apply it to bring agility, resilience, and security to your business applications that pave a path for building or modifying features the right way.

Flexible Application Modernization Engagement Models

Pick the model that matches your project's stage.

Starter

$4,500
USD per month Billed Monthly
Start here
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Fixed price
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~2-week delivery
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1 channel
Professional
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Recommended

$12,000
USD per monthBilled Monthly
Get a proposal
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30 days post-launch tuning
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RAG on your data, with guardrails
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Multi-channel + CRM/helpdesk
Enterprise

Custom
CustomCustom pricing
Talk to sales
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SSO, audit logs, compliance
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SLAs & dedicated suppor
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On-prem / VPC deployment
Completed Projects

Discover our fantastic projects and our wonderful clients.

View All Case Studies
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Case Study
HCL Music
60%Lower managed-service cost

Smooth search functionalityEasier song discovery

Why Choose BigOhTech for Application Modernization

See how a dedicated team compares to DIY or in-house only.

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Customization
Third-party integrations
Ongoing support
Delivery timeline
Process & security posture
DIY / Off-the-shelf
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Limited
yellow check
Basic only
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Self-serve only
yellow check
Varies
red check
Vendor-dependent
Recommended
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green check
Fully custom
green check
Broad integrations
green check
Dedicated monitoring
green check
Clear milestones
green check
CMMI L3 / ISO 27001
In-house only hire
yellow check
Depends on team
red check
You build & maintain
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Depends on availability
red check
Unpredictable
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You assemble evidence

Application Modernization for Every Stage

Pick the use case that matches where your project is today.

Start Your Project
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Multi-Platform Rollouts

Consistent application modernization delivery across web, mobile, and beyond.

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Ongoing Product Teams

A dedicated application modernization team embedded with your roadmap.

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Startups & MVPs

Fast, scoped application modernization to validate an idea without over-building.

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Enterprise Modernization

Upgrading legacy systems with modern application modernization practices.

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Growth-Stage Projects

Iterative application modernization work that keeps pace with a scaling business.

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Legacy System Upgrades

Careful migration and modernization of existing systems.

Technologies Our IT Experts Use To Modernize Your Applications

Swift
Swift UI
Java
JAVA
C#
C#
Dart
Dart
Nodejs
Nodejs
Kotlin
Kotlin
Javascript
Javascript
React
React
Angular
Angular
iOS
iOS
Headless
Headless
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Spring
.Net
.Net
NoSQL
NoSQL
Digitalocian
Digitalocian
Relation DB
Relation DB
Google cloud
Google cloud
 AWS
AWS
Azure
Azure

Our Strategic Industry Partnerships

We have decades of experience in emerging technology and engineering that help businesses to quickly ramp the tech team at an affordable cost.  

AWS logo
AWS
Google cloud
Google cloud
Shopify Icon
Shopify
Slack
Slack
Open AI logo
Open AI
Microsoft Azure
Microsoft Azure
Meta logo
Meta
Zendesk logo
Zendesk
Salesforce
Salesforce
HubSpot
HubSpot

Application Modernization Capabilities

Explore Capabilities
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Custom Architecture

Application Modernization built around your requirements, not a rigid template.

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Performance Optimization

Tuned for real-world load, not just demo conditions.

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Third-Party Integrations

Connecting to the systems your business already runs on.

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Scalable Infrastructure

Built to grow with your user base and data volume.

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Security & Compliance

Practices aligned with your industry's security expectations.

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Ongoing Maintenance

Monitoring, fixes, and updates after launch.

Why our clients love working with us

View All Reviews
Clutch review

Our awards and accolades validate our work; we are the best application development company in India & USA.
Ikshit Chhabra
Deputy GM@Apollo Health & Lifestyle Ltd
1 year ago
The team managed to overcome the challenges and deliver the project without compromising on quality.
View LinkedIn
Manish Saini
Former CEO@Ferns N Petals
2 weeks ago
"Delivering quality work was a motivation for their team."
View LinkedIn
Sudha Gupta
Sr. Project manager@Flydocs
2 weeks ago
"Overall, their approach was flexible and focused, ensuring that our needs were met effectively."
View LinkedIn

Check Out Our Latest Blogs

AI Application Development Guide 2026 Cost, Features, Use Cases & ROI
AI/ML

AI Application Development Guide 2026 Cost, Features, Use Cases & ROI

Technical Writer
Gurpreet Kaur
27 Mins Read • Jul 8, 2026
Native-vs-Hybrid

Native vs Hybrid Applications: Know the Differences and Features

Technical Writer
Gurpreet Kaur
10 min Mins Read • 26/12/2023
develop-an-android-app

How To Develop An Android Application With Kotlin?

Asma-Author
Asma Khan
9 min Mins Read • 26/02/2023

Faqs Related To Website Development Company in Noida

What is app modernization?

App modernization refers to the process of updating legacy applications and systems to adapt to the modern infrastructure, architecture, and technologies to meet changing business needs, improve efficiency and at the same time enhance the User experience.


What would modernizing an application cost?

To get the exact quote please visit the contact us page.


What are the key technologies for application modernization?

Microservice-based architecture: This enables the development and deployment of smaller and independent services which offer more agility and enhance the performance of the application throughout.

Dev Ops: DevOps practices combine development and operation teams to automate and streamline the development and delivery processes.

CI/CD deployment: This enables automated and green deployment, which keeps the record of all the deployments that took place and automate the entire development cycle.


Why do we need modernization?

We need modernization to adhere to the business changes and the new technologies being adopted by the market. This not only keeps you updated with the changes happening around but also helps you in enhancing the User experience.


How do you approach App modernization strategy?

Here is our app modernization strategy :

To begin with, Figure out the current setup along with the technologies being used. Secondly, Identify the key components that need to be modernized. Figure out the migration steps and needs clearly, DB migration can be one of the key pain points in the business, therefore, need to plan the same well in advance. Finally, If you are moving from a legacy application to a modern tech stack ensure that all the business cases are being handled as per the needs.

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Related capability that pairs well with Application Modernization.
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