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Java

Reactive Real-Time Notifications with SSE, Spring Boot, and Redis Pub/Sub

Explore the power of reactive programming for building scalable real-time notification systems. Using Spring Boot Reactive and Spring WebFlux, leverage non-blocking operations to handle high-volume, asynchronous data flows efficiently. Discover how Redis Pub/Sub enables event-driven messaging and how the SSE protocol provides persistent connections for instant client updates without polling.

Matteo Rossi
on Nov 21, 2024
Architecture & Design

Transforming Legacy Healthcare Systems: A Journey to Cloud-Native Architecture

Discover how Livi navigated the complexities of transitioning MJog, a legacy healthcare system, to a cloud-native architecture, sharing valuable insights for successful tech modernization. Our experience illustrates that transitioning from legacy systems to cloud-based microservices is not a one-time project but an ongoing journey.

Leander Vanderbijl
on Nov 18, 2024
Architecture & Design

To Dare or Not to Dare: the MVA Dilemma

Teams developing new products must decide between relying on tried-and-true technologies that may not be suitable for new situations or exploring new and unfamiliar technologies that may be a better fit but introduce unforeseen challenges.

Pierre Pureur Kurt Bittner
on Nov 13, 2024
Architecture & Design

Cell-Based Architecture Adoption Guidelines

The challenges in building modern, reliable, and understandable distributed systems continue to grow, and cell-based architecture is a valuable way to accept, isolate, and stay reliable in the face of failures. Organizations must ensure that the cell-based architecture is the right fit for them and that the migration will not cause more problems than it solves.

Guy Coleman
on Nov 04, 2024
Architecture & Design

Securing Cell-Based Architecture in Modern Applications

Securing cell-based architecture is essential to fully capitalize on its benefits while minimizing risks. To achieve this, comprehensive security measures must be put in place. Organizations can start by isolating and containing cells using sandbox environments and strict access control mechanisms like role-based and attribute-based access control.

Stefania Chaplin
on Oct 28, 2024
Architecture & Design

Taking Advantage of Cell-Based Architectures to Build Resilient and Fault-Tolerant Systems

Cell-based architectures offer a robust approach to building resilient systems. They achieve this through the core principles of isolation, autonomy, and replication. Each cell manages its resources and makes decisions autonomously. Observability for cell-based architecture requires a tailored approach to address the unique challenges and opportunities presented by this distributed system design.

Yury Niño Roa
on Oct 21, 2024
Cloud

Optimizing Wellhub Autocomplete Service Latency: a Multi-Region Architecture

Every company wants fast, reliable, and low-latency services. Achieving these goals requires significant investment and effort. In this article, I will share how Wellhub invested in a multi-region architecture to achieve a low-latency autocomplete service.

Matheus Felisberto
on Oct 17, 2024
Architecture & Design

Article Series: Cell-Based Architectures: How to Build Scalable and Resilient Systems

In this article series, we take readers on a journey of discovery and provide a comprehensive overview and in-depth analysis of many key aspects of cell-based architectures, as well as practical advice for applying this approach to existing and new architectures.

Rafal Gancarz
on Oct 14, 2024
Architecture & Design

How Cell-Based Architecture Enhances Modern Distributed Systems

Cell-based architecture has emerged as a response to many challenges associated with distributed systems. It employs the bulkhead pattern to isolate failures to a fraction of the affected infrastructure footprint and prevent widespread impact. Cells can also help organize large architectures into domain-bound deployment and delivery units, which provides essential sociotechnical benefits.

Erica Pisani Rafal Gancarz
on Oct 14, 2024
Architecture & Design

Building a Global Caching System at Netflix: a Deep Dive to Global Replication

Netflix's EVCache system handles 400M ops/second across 22,000 servers, managing 14.3 PB of data. This infrastructure ensures global availability and resilience through intelligent data routing and flexible replication strategies. By implementing batch compression and switching to DNS-based discovery, Netflix optimizes efficiency, reduces bandwidth usage and significantly lowers operational costs.

Sriram Rangarajan Prudhviraj Karumanchi
on Oct 11, 2024
Java

How Functional Programming Can Help You Write Efficient, Elegant Web Applications

Many things can make software more challenging to understand and, consequently, to maintain. One of the most complex and problematic causes is managing internal mutable states. When the internal state is poorly managed, the software behaves unexpectedly, leading to bugs and fixing, which introduces unnecessary complexity. FP solves this problem by providing immutability mechanisms and more.

Uberto Barbini
on Oct 04, 2024
Cloud

How to Minimize Latency and Cost in Distributed Systems

Explore the benefits and challenges of microservices architecture in cloud environments, focusing on achieving resilience and high availability while managing costs and performance issues.

Amir Souchami
on Sep 25, 2024