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Lean Start-Up, and How It Almost Killed Our Company

The theory of Lean start-up with its focus on product, small bets, customer validation and pivot points, has become almost universally accepted within software development and businesses in general. In this article Helen Walton offers a provocative critique of its suitability to many business contexts, as well as recounting why the method proved almost fatal for one particular start-up – her own.

Helen Walton
on May 14, 2015
Shaping Big Data Through Constraints Analysis

In this article, author Carlos Bueno describes a method for analyzing constraints on the shape and flow of data in systems. He talks about the factors useful for system analysis like working set & average transaction sizes, request & update rates, consistency, locality, computation, and latency. He also discusses big data architecture details of two use cases, movie streaming and face recognition.

Carlos Bueno
on May 12, 2015
How Agile Has Changed Test Management

Agile methods have many traditional test management activities built into them. With desired agile team traits like self-organising, role blurring and skill diversification, the nature of test management is changing. We have to question whether the role of Test Manager should exist in effective agile organisations and how the activities which have long made up the role are divested?

Ben Linders
on May 11, 2015
Interview and Book Review: BDD In Action

"BDD In Action" is a book that aims to cover the full spectrum of BDD practices from requirements through to the development of production code backed by executable specifications and automated tests.

Craig Smith
on May 10, 2015
Architecture & Design

Deploying Microservices to AWS at Gilt: Introducing ION-Roller

Over a period of seven years, gilt.com has grown from an e-commerce start-up running a monolithic Ruby on Rails application to $1B luxury goods company operating a cloud-based microservice platform utilising Scala, Docker and AWS. This article introduces Gilt's ION-Roller continuous deployment application, and explains the history and motivations that lead to the creation of this tool.

Natalia Bartol Adrian Trenaman Gary Coady
on May 08, 2015
Emotion and Cognition

Agile values "individuals and interactions over processes and tools." Understanding individuals and how they interact requires insight into how and why people make decisions. The mind works more like a network than a computer. Emotion influences cognition-often from the driver’s seat. This is why emotional intelligence (EQ) is so crucial to Agile development.

David Benz Michael de la Maza
on May 07, 2015
Mobile

Mobile-First in Africa: Education, Birth Registration, Banking

In little over a decade, Africa has gone from being a region where it is hard to find power lines, fixed-line telecom infrastructure, and personal computers, to being the second most mobile connected continent, where about 15% of the billion inhabitants owns a cell phone. This is opening the way to innovative applications of mobile technologies in different fields.

Sergio De Simone
on May 06, 2015
Continuous Quality and the Cloud: How You Should Be Testing Mobile Apps

What is so hard about developing and testing mobile apps? For a lot of developers the answer to this question is "keeping quality high in a field of device and os fragmentation". This is even more true when apps need to be delivered agile, in short release cycles. Cloud based test labs provide an infrastructure to efficiently execute automated tests for your software on a great number of devices.

Eran Kinsbruner
on May 05, 2015
Staying Connected When Working Remote

Working remote can give you freedom and independence as you can work when and where you want. But working alone and being distant from people that you work with can result in loneliness and can make you feel disconnected. InfoQ interviewed Pilar Orti about the advantages and disadvantages of remote working, staying connected while working remote and creating trust.

Ben Linders
on May 04, 2015
Architecture & Design

Cloud Native Architectures - a Conversation with Matt Stine

Rags Srinivas caught up with Matt Stine at the O'Reilly Architecture conference in Boston, MA. Matt talks about Cloud Native Architectures and some of the cultural and technological challenges. He talks about some of the NetFlix services and how Spring is wrapping it up to be able to architect and develop microservices on the platform. He also talks about SOA and what it probably missed out.

Rags Srinivas
on May 02, 2015
The Swiss Army Knife for Technical Leads

Working as Technical Lead is very exciting, every day you have new challenges, new problems to solve and a lot of satisfactions. This article presents some tips in order to improve and empower your teams. There are several techniques to ensure the quality of the products we are working on, but the most important and powerful at the same time is without any doubt the feedback loops.

Luca Mezzalira
on May 01, 2015
Continuous Delivery: Huge Benefits, but Challenges Too

This article explains why Paddy Power adopted continuous delivery (CD), describes the resulting CD capability, and reports the huge benefits and challenges involved. This information can help practitioners plan their adoption of CD and help researchers form their research agendas.

Lianping Chen
on Apr 30, 2015

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