The Twin Sun Blog

No More No-Deploy Fridays

There is little to worry about when your changes are small. With these four operational practices, you can confidently deploy to production any time you like.

How We Saved a Client $100,000 Annually by Optimizing Tests

Learn how improving test suite performance saved one of our clients increased their team's productivity, saving them significant time and money.

Why Amazon Web Services Is Great for Startups

AWS is the undisputed leader in cloud-based infrastructure. Here's why it's a particularly great choice for startups.

How to Estimate Hosting Costs with Load Testing

Hosting can become a significant expense as your web app’s popularity grows after release. You can get a decent idea of what your hosting costs will be by running load tests on your application.

Deep Dive: Migrating from a Data Center to AWS

We migrated several web apps from a client's data center to Amazon Web Services (AWS). Here is how we made it happen.

Securing Sensitive API Calls with Nginx

We sometimes wish to add an extra layer of authorization between end users and the API. An nginx reverse proxy is an easy way to protect secrets in sensitive API calls.