I thought I’d strike again with a small hands-on tutorial on using Janos, a tool we created to simplify the migration to EKS 1.16 as required by Amazon. This will be the final step towards ending EKS 1.15 support by May 3, 2021. Nothing too fancy. …


We catch up with Pablo Loschi, our Argentinian Senior DevOps Engineer based in Berlin.

Here at SumUp, we’re always looking for great talents to be part of the company and help us develop the best solutions for small businesses all over the world.

Pablo Loschi is one of those…


How to build a proof-of-concept in about 15 minutes

This guide is an update to a previous story of mine.

Why another guide? Because it addresses the same issue in a simpler way.
Generally speaking, simplifying is the art of distilling information. It’s all about organizing ideas and concepts to extract only the meaningful parts.

This guide will get…


At Applift we are building API services and need to allow or restrict certain calls based on roles, we choose to use this using jwt tokens support server-to-server or client-to-server communication, using JWTs as our API tokens. …


Konga is a fully featured open source, multi-user GUI, that makes the hard task of managing multiple Kong installations a breeze.

It can be integrated with some of the most popular databases out of the box and provides the visual tools you need to better understand and maintain your architecture.


At Applift we are handling a high volume of traffic with hundreds of millions of events daily (clicks, impressions, actions, in-app events, etc.).
This means we need to be able to scale our servers fast to handle traffic spikes and also to control who has access to our servers and with…


With Lucas Collino we installed Mattermost at our workplace, the free edition has some MUST features that slack doesn’t:

Unlimited search history & integrations

Self-hosted one-to-one and group messaging, file sharing and search

Custom Branding , if you want to match your company’s style ;) (https://goo.gl/yQNh2E)

We are based on…


Based on this previous story , we started managing several certificates for different applications and it was becoming harder to maintain (also we were hitting the rate limits for Let’s-ecnrypt), so with Lucas Collino we found a way to use wildcard certificates (as recommended).

This allows creating a single *.mycompany.com…


At my job (in Fravega) we have been struggling for some days dealing with certificates. It turns out that we didn’t find an updated guide for this, so we decided to write our own.

Following this guide but with changes required for dns validation(needed for private ingress!) …

Pablo Loschi

Devops K8s and some random stuff from here and there. Berlin based, working at Sumup

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