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As I look back to over a decade ago, there are a few things I wish I'd started doing sooner. Habits that could have helped made me grow faster and in a more focused way. This is the advice I'd give my younger self, who has just landed their first professional software engineering job.
It's great when people get excited about things, but sometimes they get a little too excited. This an awesome (rigorous and respectful) and curated (I read every suggestion and make judgement calls) list of cold showers on overhyped topics.
The early architecture of Uber consisted of a monolithic backend application written in Python that used Postgres for data persistence. Since that time, the architecture of Uber has changed significantly, to a model of microservices and new data platforms. Specifically, in many of the cases where we previously used Postgres, we now use Schemaless, a novel database sharding layer built on top of MySQL. In this article, we’ll explore some of the drawbacks we found with Postgres and explain the decision to build Schemaless and other backend services on top of MySQL.
Full-Text Search is one of those tools people use every day without realizing it. If you ever googled "golang coverage report" or tried to find "indoor wireless camera" on an e-commerce website, you used some kind of full-text search.
I never had any desire to fiddle with backups or tune storage (I'm sure it's fascinating!). Until this day I like to say I'm a DBA that knows how to develop applications, and not a developer that knows his way around the database. In this article I share some non-trivial tips about database development I gathered along the way.