What are Java Microservices: How they Work Their Benefits and DrawBacks

In today's fast-paced technological landscape, businesses constantly look for new ways to stay ahead of the curve. Microservices architecture is one approach that has received considerable attention and popularity.

20 mins read

Furthermore, a recent survey found that nearly 70% of web design companies currently use or intend to use micro service architecture in their development processes. Moreover, this method divides large monolithic programs into independent, smaller services, each serving a specific purpose. When it comes to implementing micro services, many developers prefer Java.

A recent study found that companies using micro services architecture could increase their release frequency by up to 60%. This allows for a quicker and more efficient development cycle and provides businesses with a competitive edge in their respective industries.

This blog post will explore the numerous benefits and drawbacks of using Java Microservices Architecture.



Java Microservices is an architectural approach to developing software applications that divide large, monolithic applications into smaller, independent services. Developers use these services to perform specific tasks and communicate with one another via lightweight protocols like HTTP or message queues.

The design of Java Microservices makes individual application components highly modular and loosely coupled, making them easier to develop, test, deploy, and scale. Furthermore, developers create and deploy each microservice independently, allowing for faster release cycles and easier application maintenance in the long term.

Java is also a popular language for developing microservices due to its extensive library collection, object-oriented programming model, and strong support for concurrency and parallelism.

Java microservices can be built with a framework like Spring Boot, which is lightweight and opinionated.

In a nutshell, Java microservices provide a flexible and scalable architecture that enables developers to develop and maintain complex applications more quickly and efficiently.

How do microservices work?


The microservices architecture differs significantly from monolithic frameworks. Each approach has its advantages. Which is the best approach for you?

The microservices framework differs from monolithic architecture because it does not operate as a single unit. Instead, it functions as a set of independently deployable applications. An API gateway facilitates the dependence of applications on microservices APIs, allowing the swapping of microservices with others without any disruption.

The following are the characteristics of microservices:

  • Each microservice functions independently, with its business logic, database, and API.
  • The microservices architecture allows for plug-and-play upgrades, which makes it easier to scale specific components within an application without affecting the entire system.
  • Containers are the primary method for deploying microservices on cloud platforms like Amazon AWS and Microsoft Azure.
  • DevOps tools, such as Docker and Kubernetes, efficiently distribute processing power and other resources to microservices.

Benefits of Microservices:

1. Scalability


Microservices improve scalability by creating small, self-contained services that can be scaled up and down as needed. Avoiding the need to scale the entire program makes it easier to manage demand fluctuations.

2. Flexibility


Offers the flexibility to develop, deploy, and scale microservices independently, allowing teams to work concurrently and quickly bring new features to market.

3. Decentralized Governance and Team Collaboration


One of the primary benefits of using a Java microservices architecture is the decentralized governance it provides and improved team collaboration. Unlike traditional monolithic architectures, where a central authority frequently makes decisions, microservices enable distributed decision-making.

4. Resilience

Because microservices are self-contained, a failure in one service only sometimes brings down the entire system. This facilitates problem isolation and allows for faster recovery from failures.

5. Technology heterogeneity


One of the primary benefits of Java microservices architecture is its support for technological heterogeneity. Unlike monolithic applications, which are tightly coupled and built with the same technology stack, microservices allow each service to be developed and deployed independently using different technologies.

This flexibility in selecting technologies based on individual service requirements has numerous advantages. It lets developers choose the most suitable language or framework for a given task. For example, a service requiring high-performance computing can be implemented in C++ or Go rather than Java.

6. DevOps enablement


Microservices architecture allows for more practical application of DevOps practices, making deployments, testing, and monitoring easier to automate.

7. Improved Data Security and Compliance


One of the most significant advantages of microservices is that they allow businesses to take a more detailed approach to data security.

This approach is far more secure than storing all data in a single, monolithic database accessible to the whole application.

Furthermore, adherence to various regulations is critical for success in today's business world. GDPR and HIPAA regulations impose strict requirements on how businesses handle personal data. Microservices facilitate the auditing of data processing activities.

Most developers connect microservices via secure APIs. A secure API safeguards the data it processes by restricting access to authorized applications, users, and servers.

Drawbacks of Microservices:

1. Data Consistency


Maintaining data consistency across multiple services can be difficult because each service has its own database, and changes made in one service may take time to reflect in other services.

2. Organizational complexity and overhead


Microservices allow web design companies to work independently, using any tools and frameworks they want. They can showcase their abilities and implement solutions quickly. However, having a high degree of team autonomy comes at a cost for business leaders.

3. Communication and coordination

Effective communication and coordination between microservices are required to ensure that each service works seamlessly with the others. This necessitates implementing effective messaging protocols and ensuring that each service is compatible with various data formats.

4. Increased maintenance costs

Microservices' flexibility and agility increase operational complexity and maintenance costs, but that doesn't mean engineering teams must abandon extensibility and composability.

5. Testing complexity


Testing microservices can be complex because each service must be tested independently and as part of a larger system. This necessitates creating effective testing strategies and tools.


As you have read, Java microservice architecture has numerous compelling benefits and drawbacks that justify its adoption. Java Development Services can benefit significantly from the Java Microservices Architecture. Using this strategy, businesses can divide large, complex apps into smaller, easier-to-manage components that can be created and deployed separately.

SoftCircle is a top web development company. SoftCircles has over 12 years of experience in the Web development and digital marketing industry, specializing in driving organic growth for businesses through search engine optimization strategies.


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