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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
Culture & Methods

How Rules Can Foster Creativity: the Design System of Reykjavík

The value of design systems is especially evident in the public sector, where the need to use taxpayer money effectively aligns with the demand for user-centered solutions. By examining Reykjavík’s design system, we can gain insights into how design systems promote creativity, efficiency, and collaboration, with implications for both private and public sectors.

Auðbergur Gíslason
on Nov 07, 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
Culture & Methods

Adaptive Responses to Resiliently Handle Hard Problems in Software Operations

As engineers move into more senior positions such as Staff Engineer, Architect, or Sr Tech Lead roles, their knowledge and experience is often applied across the system. This expertise is increasingly needed for handling novel problems or designing innovative solutions to complex problems. This article discusses strategies for approaching your role as a senior member of your organization.

Laura Maguire
on Oct 23, 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

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
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
Java

Java Virtual Threads: a Case Study

This article explores JDK 21's virtual threads, comparing their performance with Open Liberty's thread pool. It covers key findings like throughput, ramp-up times, and memory footprint. Despite advantages, virtual threads showed unexpected performance issues, especially in CPU-intensive workloads. This analysis guides Java developers on when and how to use virtual threads in their applications.

Gary DeVal Vijay Sundaresan Rich Hagarty Laura Cowen
on Jul 11, 2024
DevOps

Elevating Kubernetes Logging for Enhanced Observability

In this article, we will explore the challenges, strategies, and best practices that will help you achieve seamless log management in your Kubernetes environment.

Prithvish Kovelamudi
on Jun 13, 2024
Cloud

Unraveling the Enigma: Debunking Myths Surrounding Lambda Cold Starts

This insightful InfoQ article dispels the common myths surrounding Lambda Cold Starts, a widely discussed topic in the serverless computing community. As serverless architectures continue to gain popularity, misconceptions about Lambda Cold Starts have proliferated, often leading to confusion and misguided optimization strategies.

Mohit Palriwal
on May 09, 2024