SWAPs: From monolith to small web applications

By Elinor Bakker on 19-06-2018
Category: Architecture, UX, Development Tags: Architecture Microservices Scalability UX Partners bol.com devops YBIYRIYLI

Web applications usually start small and loveable, but gradually become larger and larger as more people work on them and front-end technologies move on. If you’re not careful they can potentially end up as the one thing no-one wants to touch anymore and cause a lot of frustrations for agile teams and business innovators alike.

Video: Insights- Building a Boomerang that doesn’t come back (to haunt you) at Spaces Summit

By Mattijs Meiboom on 15-12-2017
Category: Blog, Architecture, Culture, Development Tags: Testing Architecture Microservices Concepts Change Risks

“My past year as a software engineer at bol.com has mostly been dedicated to breaking down one of the big monoliths within our software landscape into smaller services. To be more specific: I’ve been working in a team to extract the processes related to customer returns into a separate microservice.”

Software Circus Interview – The move to the public cloud

By Maarten Dirkse on 13-09-2017
Category: Architecture, Culture, Development Tags: Event Architecture Software Cloudbusting cloud

IT infrastructure transitions can be hard. Obviously there are technical challenges to overcome. But what do you do when internal disagreement about the way forward leads to a halt in innovation?

Services & Autonomy: the one can’t live without the other

By Frederieke Ubels on 20-07-2017
Category: Development Tags: Architecture Microservices Scalability devops Autonomy

What started out as a means of technical scalability turned out to be the most important driver of team autonomy – and vice versa. This is our story of Backspin, Rabbits and the Man on the Moon.

How CQRS got our web scale groove back

By PeterPaulvandeBeek on 21-06-2017
Category: Blog, Architecture, Development Tags: CQRS Web scale Architecture patterns scale

In this posts, we’ll show you how we use the CQRS “web scale” pattern to achieve scalability and flexibility in our back office software. This is needed as we rely heavily on our back office to offer our customers the best available service.

From database killer to top performer!

By ntinnemeier on 12-06-2017
Category: Blog, Culture, Development Tags: Architecture Microservices database Grafana

How do you get the IT management board to serve you coffee on a golden platter? You have to do something good of course, exceptional in fact. In order to tell you how we became top performer instead of database killer by creative use of a cache, we will have to take you back to December 2015, when it all started.

How structure helps me to maintain software

By Oscar Westra van Holthe - Kind on 7-02-2017
Category: Development Tags: Architecture Software Maintenance

Software maintenance can be hell. I’m sure that many developers have opened up an existing codebase, only to be greeted with a plethora of packages. You can usually see in excruciating detail the kinds of classes the software has. Any features implemented by the software are obfuscated. And once you slowly, ever so slowly, get to know the software, it gets worse: all those packages have a more or less good reason to exist. This means refactoring bit by bit (the boy scout rule) only makes the situation worse, and…

How structure helps me to maintain software

Codemotion 2017

On: 17 May 2017 at: Kromhouthal, Amsterdam
Category: Events Tags: Event CQRS Architecture Microservices

Applying “web scale” patterns in the bol.com back office Peter Paul van de Beek (IT Architect at bol.com) will show you in this session how we use “web scale” patterns to achieve scalability and flexibility in our back-office software. We will guide you through how we apply patterns like CQRS, event sourcing and micro services to solve puzzles in our back-office services. Interesting is that in our experience we don’t need these just to solve technical problems, they also help us solve some of our business problems! Sign up for…