Where to put application configuration?
What is a good approach to configuration? I will compare drawbacks/benefits of externalizing config vs hardcoding config in code. …
Read moreQ&A with Smaranda, TransferWise Bootcamp Product Engineer
To give you a sneak peek into the TransferWise Summer Bootcamp, we chatted to one of our Bootcampers Smaranda who interned as a developer in our Latin America team this summer. Bootcamp is a 3-month summer internship programme for product engineers ready to launch their career in tech. You'll join …
Read moreWhat is a good size for a microservice?
To be able to answer that we should start from a different question: what kind of problems we believe smaller/independently deployable codebases solve better than a monolithic codebase with a single deployment unit? I think there are two main problems microservices can help solving: runtime scaling iteration speed Depending …
Read moreBuilding modular apps using Spring
When looking at most of the sample applications and code examples for Spring framework it may seem that everything should be defined as a bean. However, if we want to achieve nicely modular design then we should try to do the exact opposite - have each module expose as little …
Read moreReducing your Webpack bundle
The last couple of months, my team at Transferwise, has been working to deliver a new feature on our product. We call this feature Money Tracker and helps TransferWise users to track their money better. I've been developing it for the web using Angular as an external component. As a …
Read more