Proven Java Development Company

“The language that brings your digital dreams to life."

Zealous System offers comprehensive Java development services to clients across industries. Our team of experienced Java developers uses the latest tools and technologies to develop robust and scalable Java applications tailored to the specific needs of the client’s business. Zealous provides end-to-end services, starting from requirement gathering to deployment and maintenance of the application as well.
We follow agile development methodologies to ensure that the client’s business needs are met in a timely and cost-effective manner. We stay up-to-date with the latest technologies such as Java, Spring Boot, J2EE, Spring, Hibernate, Microservices, Kafka to provide the best solutions to our clients.

“Our numbers speak for themselves.”


Diverse Domains


Java Apps Developed


Certified Java Developers


On Delivery Time

Our Java Development Services

“Our expert fingers take no time in crafting top-notch web apps!”

Custom Application

Custom Java Application Development

  • Our custom Java application development services help you in developing high-end apps combined with our domain knowledge and years of experience.
  • Our developers take advantage of Java’s speed and develop robust applications with the help of Java Development Kit (JDK).
  • We churn the best out of NetBeans to develop your apps with a structured development process and get them delivered on time and within budget.
Cloud Development

Cloud-Based Java Development Services

  • Our cloud-based Java development services leverage the benefits of cloud computing with the help of Core Java, J2EE, Spring Boot, Hibernate etc.
  • Expertise in working with Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform (GCP) in domains such as School Management System, Shopping, Sports Fantasy, Health & Fitness, Cab Services.
  • Our services include developing cloud-native applications, migrating existing applications to the cloud, and integrating applications with cloud services.
Migration Services

Migration & Integration

  • We seamlessly move your applications to new platforms or integrate with other systems by using processes like CI/CD pipelines and GIT Runners.
  • We migrate applications from legacy systems to modern platforms and integrate applications with third-party APIs and services.
  • A smooth deployment and integration process with minimal disruption to your business’ operations is done with the help of docker tool.
Application Development

Java Web Development Services

  • We build dynamic and interactive web applications using Java’s Platform independence where developers have to write code once and can reuse the code on different platforms.
  • Our Java experts use various Java frameworks, such as Spring, Hibernate, and Struts to make the best web apps out there.
  • Creating dynamic web pages in Java that are responsive, scalable, and secure using Java EE.
Support Services

Maintenance & Support

  • Our maintenance and support services include ongoing support where we do problems analysis and resolution, bug fixing, and on-call support for your application as well.
  • We also provide technical improvement, which covers restructuring, rewriting, and optimization of your Java application.
  • Along with that, we also perform these services to maintain your application: Java optimization, securing database connections, running performance test suite regularly, using stored procedures instead of queries.
Enterprise Application

Enterprise Java Applications

  • We have developed enterprise Java applications in various types such as CRM, ERP, accounting, project management tools, SCM, and HRM systems.
  • Our experts have worked with various Java technologies, such as Java EE, J2EE, and JavaFX across various verticals.
  • With the help of Java microservices, you can have large-scale, complex but well-performing solutions.
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Process We Follow For Java Software Development Services

“We don’t dive into unnecessary complexities.”


Scope Analysis Process

  • Requirement Gathering
  • Detailed Scope Documentation
  • Wireframes
  • Technical Feasibility

Sprint Planning & Execution

  • Sprint Planning
  • Daily Standup Meeting
  • Designing & Development
  • Testing & Stage/Dev Deployment

UAT & Release

  • UAT Feedback & Bug Resolution
  • Deliver Well-crafted software
  • Deploy All Assets and Code


  • Knowledge Transfer to Client Team
  • Contract Based Support
  • Release Notes/User Manuals (If applicable)


We are here to serve you with top-notch custom software product development services to get your business going.

Why Zealous As A Java Web Development Company?

Zealous System is a trusted Java development company that offers top-notch software solutions. Some reasons to choose zealous are Experienced team, Quality services, Customer satisfaction, Cost-effective solutions, Agile development methodology, Timely delivery and much more.

Domain Experience

We have a team of experts catering to java development services in the specific industry/domain to ensure effective problem-solving and decision-making.

Functional Experts

Zealous has individuals with specialized knowledge in specific areas such as marketing, finance, or human resources who can bring value and expertise to the project.

Truly Agile

Adopting agile methodologies allows for flexibility, adaptation, and continuous improvement throughout your project’s lifecycle.

Latest Technologies and High Standards

Zealous incorporates the latest technologies and adhering to high standards ensure that the project is innovative, efficient, and effective.

Integrity & Transparency

We uphold ethical principles and are transparent in all communications and actions which builds trust and strengthens relationships between team members and stakeholders.

Extensive QA Testing

Rigorous testing throughout the development process to ensure that the project is error-free, functional, and meets the expected standards.

Real-time Communication

Effective communication, whether in-person or virtually, takes place to ensure collaboration, problem-solving, and timely decision-making.

Goal-Oriented Workflow

We establish clear goals, objectives, and timelines for each phase of the project which helps in ensuring that the team stays on track and delivers results on time and within budget.

Our Portfolio

"We are very proud of our diverse portfolio and the projects that our experts have created!"

Instant school
Instant School App

The Instant School App is a Mobile Platform that allows Schools to enrich relationship with their students’ parents in a few easy steps.

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K3 logistics
K3 Logistics

K3 Logistics is an Order Tracking app which provides a logistical tracking and monitoring system for a logistics company, where drivers and suppliers can track the progress of their orders.

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Digital wallet app
Digital Wallet App

Developed for one of our client in Middle East, digital wallet app is a new and convenient way to transfer money domestically as well as internationally, pay at authorized shops, and pay basic bills.

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Sonic tonic app
Sonic Tonic App

Sonic Tonic is an e-Health App that uses medically accepted Receptive Sound Therapy for making effective & fast interventions.

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AR spots finder
Ar Sports Finder

AR Spots Finder is a Mobile App that allows Visitors and Shoppers to easily locate a Brand, Product, Shop or Promotion in a Mall or at a Venue by utilizing Augmented Reality & Beacon Technology.

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Our Podcasts

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Client Testimonials

Frequently Asked Questions

“We built strategies before development that work just for you.”

What kind of applications can you develop using Java?

Our team of Java developers can develop custom applications for a variety of industries, including healthcare, education, retail, finance, and more.We have developed in multiple domains such as School Management System, Shopping, Sports Fantasy, Health & Fitness, Cab Services. Our Java development services include enterprise applications, web applications, desktop applications, and mobile applications.

What Java technologies do your developers have expertise in?

Our team of Java developers has expertise in working with popular Java frameworks such as Spring, Hibernate, Struts, and JSF. Along with that, we have worked with various Java libraries and tools like JUnit, Maven, Log4j, and Tomcat, among others. Our developers are updated and well-versed in working with popular CMS platforms such as Liferay and Magnolia.

Can you provide migration and integration services for Java applications?

Certainly, we do offer migration and integration services for Java applications. We follow the process of using CI/CD pipelines and GIT Runners while integrating payment gateways, APIs, and third-party applications. Our team of Java developers is experienced in migrating applications from legacy technologies to Java-based technologies.

Is Java development still in demand?

Well, it is true that Java’s fundamental building blocks and restrictions are based upon the code written 20 years ago. Having said that, it will stay in demand, because no matter how fast the IT industry grows, a lot of business applications are built using Java, and companies have to maintain them anyway.

How do you take care of intellectual property rights?

At the outset of every project, we establish a Non-Disclosure Agreement with each client to uphold strict confidentiality standards. Our commitment to safeguarding our clients’ information and intellectual property is of the utmost importance to us, and we take every precaution to ensure that it remains secure and private.

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