We offer a variety of services such as:

• building greenfield iOS projects
• improving legacy systems
• on-site training
• code review and coaching
• freelance software development

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Essential Developer

First-class iOS engineering with Empathy, Integrity, and Economics in mind. Skilled and disciplined training for iOS professionals and teams.

"Unfortunately, what a lot of young programmers don’t understand is that they measure their productivity with false… https://t.co/RgVye65gS5
about 56 minutes ago
The software industry seems to be asking from programmers for higher productivity, top quality software, and sustai… https://t.co/iW1yQW45c4
about 15 hours ago
One of the main reasons why we prefer factory methods over the setUp/tearDown configuration: - Many tests have a d… https://t.co/IAGGaDl9Ne
about a day ago
When learning something new like writing automated tests, we may start at the extreme end of not doing it at all. A… https://t.co/Hk2v2mwfVD
about a day ago
"The problem is: we want something, but we don’t want to do what it takes. We procrastinate and avoid doing the wor… https://t.co/sBYEJEaHau
about 2 days ago

Caio Zullo

I've been writing software since 1998, professionally since 2006, and on Apple platforms since 2009. I love building robust, well-engineered, and beautiful applications and coaching developers to achieve their best potential.

Mike Apostolakis

I'm a software engineer from Athens, Greece. My goal is to help the software industry evolve by enabling developers and companies to practice valuable techniques and build powerful and durable systems.

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Essential Developer

Caio Zullo

Mike Apostolakis