Start with “tell me more about you” and listen.
Follow with “what is the story of your career?” listen.

Toughest problems solved? (Are they big problems? The person was responsible to fix it? (if its, will know every detail))
How solved?

How they made decisions in key transition points?

Open question “what you think about dry? What you think about TDD?” followed by “tell me experiences of moments you used”

Look for curiosity

Apply technical test

define what expect from a jr/full/sr

ask “what you did not had opportunity to say?”

assess the whole vision of the person.

Ask if…


A new feature from version 16.8.0, one of the most hyped topics as 2019 kicks off.

Fish hook via AntanO

What is React Hook?

React Hook is a feature that allows you to use state and other React features without the necessity of writing a class. With React Hook you’ll be able to:

  • Use state in functions that are components
  • Execute functions when the component is mounted and when dismounted
  • Add to context API more easily to reflect the changes in a functional component
  • Create your own abstractions that play with the lifecycles of React and use them as functional components

Why were Hooks made?

Hooks were intended to resolve three problems that frequently occurred, in the language Javascript as much as in the React lib.

First motive: It’s hard to reuse logic between components.

If you…


Exemplo de uso do decorator

Quando comecei com Redux não entendia direito qual era a razão de ter que escrever em arquivos separados o componente e conector do Redux. Eu achava isso muito verboso e não via ganhos.
Quando vi os decorators no connect fiquei encantado pois era muito menos verboso, simples de ser usado e dava uma boa estética no código.

Porém o tempo e experiencia me mostrou as partes ruins: quando usamos os decorators temos que lidar com quatro problemas gigantes que para mim inviabilizam o uso dele. Resolvi escrever este artigo para que não caiam nos mesmos problemas que já tive e…

Pedro Henrique Santiago

Software engineer @hellofresh

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