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Microservices

Tailored Service Templates for higher productivity, reduced wastage and streamlining the development

Development Techniques, Microservices, Scala, ,

Reading Time: 6 minutes One of the questions that every developer asks is where to start and what all is needed from my service other than the Business Requirements. Every organization nowadays is building small micro-services and these services are being build by various autonomous teams. The interesting part is that every team starts build the same chassis or initial part of the service on its own. This leads Continue Reading

Learning about Reactive Messaging Patterns

Akka, Microservices, Reactive Architecture, Tech Blogs, , , ,

Reading Time: 4 minutes Overview According to the Reactive Manifesto, a critical element in any Reactive system is that it is message-driven. But what does it mean to be message-driven? Message-driven systems are those that communicate primarily through asynchronous and non-blocking messages. Messages enable us to build systems that are both resilient, and elastic, and therefore responsive under a variety of situations. Message Driven Architecture We have various ways Continue Reading

Beginner’s Guide to GraphQL with Spring Boot

Functional Programming, GraphQL, Java, spring boot, , ,

Reading Time: 4 minutes The world is a stage where all of us are artists. Constant learning is the foundation of success. So here we are going to have a tutorial on GraphQL in which we will see how to create a GraphQL server in Java. Objective We are going to query the details for a specific song from an online platform. Prerequisite Basic knowledge of:– Spring Boot– Java– Continue Reading

Resilience4j Retry with SpringBoot

Java, Microservices, Scala, Tech Blogs, , ,

Reading Time: 2 minutes Hi guys, I hope you are doing good. In this blog, we will be talking about one of the core modules of resilience4j: Retry. If you are not familiar with the resilience4j library then you can refer my last blog Bulkhead with Resilience4j. It would be a 2 minutes read. What is Retry in API calls? We use the Retry mechanism to make out the micro-services Continue Reading

Spring Beans in Java

Java, spring boot, ,

Reading Time: 2 minutes Spring IoC container is the core of the Spring Framework.In spring-based applications, objects live inside a spring containerThe container instantiate the objects, wires them together and manages their complete life cycle from creation till destruction.These objects in the Spring IoC container are referred to as beans. What is Inversion Of Control(IoC)? IoC simply means giving control to spring container to create and instantiate the spring beans Let`s say you want to Continue Reading

Building Scalable Systems

Microservices, Reactive Architecture, Tech Blogs, , , , ,

Reading Time: 7 minutes Building a Reactive System is all about the balance between consistency and availability and the consequences of picking one over the other. This article mainly focuses on consistency and availability and how they impact the scalability of a system. What is Scalability, Consistency and Availability? A system is scalable if it can meet the increase in demand while remaining responsive.It is consistent if all the Continue Reading

Bulkhead with Resilience4j

Functional Programming, Java, Microservices, Scala, Tech Blogs, ,

Reading Time: 3 minutes Resilience4j is a lightweight fault tolerance library, inspired by netflix Hystrix. It is kind of replacement of Hystrix because Hystrix is not in active development, instead in maintenance mode. It means they won’t review issue, merge pull requests and release new versions.

Deploy a Microservice into Istio service mesh

DevOps, Microservices, Scala, Tech Blogs, ,

Reading Time: 3 minutes Service mesh is a dedicated infrastructure layer for handling service to service communication.
Basically, it’s a way to control how different micro services deployed on kubernetes will manage secure communication and traffic between them with lot’s of cross-cutting concerns like logging, security, etc.

Building API with gRPC using ProtoBuf – Part 3

Grpc, Microservices, Scala, ,

Reading Time: 3 minutes In the previous blog, we discussed the Protocol buffers. How do they work? How to define the protobuf and compile it? Whats happens when we compile our protobuf file? How Protocol buffers were designed to solve many problems? Also how to generate Java or Scala code? In order to continue our series, we will try to create a small basic application with simple client requests Continue Reading

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