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How Zalando Delivers APIs with Radical Agility

InfoQ interviewed Thomas Fraustein, architect at Zalando, about his team’s radical agility development organization that is optimized for an API-first approach. He explains what an API-first approach is, and provides tips on building good APIs for scalable microservice architectures where a large number of services are offered efficiently.

Jerome Louvel
on Dec 24, 2016
Java

Refactoring to Reactive - Anatomy of a JDBC migration

Reactive programming offers built-in solutions for some of the most difficult challenges in programming, including concurrency management and flow control. So you might ask - how do I get there; can I introduce it in phases? In this article we transform a legacy application to a reactive model using RxJava.

Nicolae Marasoiu
on Dec 22, 2016
Architecture & Design

Key Takeaway Points and Lessons Learned from QCon San Francisco 2016

The 10th annual QCon San Francisco was the biggest yet, bringing together over 1500 team leads, architects, project managers, and engineering directors. Over 125 practitioner-speakers presented 92 full-length technical sessions and 32 in-depth tutorials, providing deep insights into real-world architectures and state of the art software development practices from a practitioner’s perspective.

Abel Avram
on Dec 14, 2016
AI, ML & Data Engineering

Article Series: Getting a Handle on Data Science as a Software Developer

Software developers and managers are realizing that they need data science among their skills, to be able to tackle pressing problems. In this series, field experts provide guidance to help us navigate among the available data analysis options. They explore ways of understanding where data science is needed and where it’s not, and how to turn it into an asset.

Francine Bennett
on Dec 05, 2016
Culture & Methods

Ultimate Kanban: Scaling Agile without Frameworks at Ultimate Software

Ultimate Software settled on Kanban as its scaled methodology which went hand-in-hand with the company’s culture of autonomy. Teams define their own process and apply policies specific to their own context. Through the innovative use of flow practices and principles, Ultimate has been able to achieve many of the benefits of a Lean-Agile implementation without the use of a heavyweight framework.

Steve Reid Daniel S. Vacanti Prateek Singh
on Nov 27, 2016
Architecture & Design

Agile Sailors - A Journey from a Monolithic Approach to Microservices

Over the last couple of years eSailors IT solutions has implemented big technological and organisational changes: from functional silos to cross-functional teams, from a work flow that looked like an assembly line to dynamic loops, from a monolithic platform to microservices, from hierarchical command-and-control to leadership as a team sport. This article provides a summary of their journey.

Sigi Kaltenecker Hans Gruber Michael Gruczel
on Nov 11, 2016
Culture & Methods

How to Boost Your Skills to Become a Better Developer

Katas are great for learning new skills or to improve existing ones but don't address the intensity we face at work when there is a raging fire such as a deadline, release date, fixing a bug in huge legacy code, etc. This article covers the skills of good developers and highlights changing your training approach to improve your skills for high-intensity and challenging environments.

Houssam Fakih Boris Gonnot
on Nov 03, 2016
Culture & Methods

Q&A with the Author on "Designing the Requirements”, an Alternative Approach

In the book “Designing the Requirements: Building Applications that the User Wants and Needs”, the author Chris Britton proposes an alternative path that goes from understanding the requirements to deliver spot on solutions.

Rui Miguel Ferreira
on Nov 02, 2016
Architecture & Design

How Ousta Simulates Rides within a Two-Minute Test Cycle

Egyptian ride hailing provider Ousta has two mobile apps which interact with an event driven architecture using microservices. The combination of EDA and microservices facilitated a simulation system for automation, and a rapid development and testing cycle.

Mostafa Saeed
on Oct 30, 2016
DevOps

Why and How to Test Logging

Logging and aggregation are crucial tools for today's complex, distributed systems. They provide rich insights which keep time to recover short. We must therefore make sure we test logging adequately.

Matthew Skelton Manuel Pais
on Oct 29, 2016
.NET

Advanced Use Cases for the Repository Pattern in .NET

In our previous article, we looked at the basic patterns needed to implement a repository. In many cases these patterns were such a thin layer around the underlying data access technology they were essentially unnecessary. However, once you have a repository in place, many new opportunities become available.

Jonathan Allen
on Oct 25, 2016
.NET

Implementation Strategies for the Repository Pattern with Entity Framework, Dapper, and Chain

This article will focus on the basic functionality that one would find in a typical repository created with .NET. We’ll look at both general functionality and how that functionality would be implemented using three different styles of ORM: Entity Framework, Dapper, and Tortuga Chain.

Jonathan Allen
on Oct 14, 2016