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Rafael Dohms

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The Pitfalls of the Big Rewrite: Why Evolution Often Beats Revolution

In many conversations about how products and systems evolve within companies, a recurring theme emerges: the pitfalls we encounter. One of the most significant is the pattern of the major rewrite, sometimes called “building off to the side.” Now, don’t get me wrong – a well-executed strangler pattern can lead to amazing transformations of codebases and products. However,…

Closing a chapter

This is it ; the house is mostly empty as I sit in my temporary home office, the living room table. Our Dutch lives are mostly in boxes in a container, and the only things left to go are Bella, our retriever, and me.

The Individual Contributor Path

For most of my early career, I was told the only path up was through management roles. Our market has since evolved, and Staff+ engineering roles are more common and offer us a different path. But what is a Staff/Principal engineer? What do they do? How do they work? Are they just managers who can’t admit it?

The Individual Contributor Path

For most of my early career, I was told the only path up was through management roles. Our market has since evolved, and Staff+ engineering roles are more common and offer us a different path. But what is a Staff/Principal engineer? What do they do? How do they work? Are they just managers who can’t admit it?

Application Metrics

We all know not to poke at alien life forms in another planet, right? But what about metrics, do you know how to pick, measure and draw conclusions from them? In this talk we will cover various Site Reliability Engineering topics, such as SLIs and SLOs while we explore real life examples of defining and implementing metrics in a system with examples using Prometheus, an open-source system…

How'd we get here? A guide to Architectural Decision Records

Every day developers will make an uncountable number of decisions while working or run into past decisions that we do not fully understand. How can we organize all this content and simplify the sharing of architectural knowledge? Let’s explore ADRs and how they can support decision making and sharing on various levels.

Painel: Virei Tech Líder, e Agora?

Painel onde alguns dos nomes mais relevantes do mercado debatem mudanças de carreira.

Architectural Decision Records

Todo dia tomamos um número incontável de decisões enquanto trabalhamos, ou nos deparamos com decisões tomadas no passado que não entendemos. Como organizar este conteúdo e facilitar o compartilhamento de conhecimento arquitetural de um projeto? Vamos explorar ADRs e como elas podem ajudar em diversos níveis de tomada de decisão e compartilhamento.

Productive Slacking

Back in 2016 I joined Usabilla, just around the time we were evaluating our work chat solutions. Usabilla was at the time on Hipchat and Slack was the up and coming solution, with plenty of advanced features and goodies. I will not try to sell Slack here, but it clearly was the better contender and worth our move.

Application Metrics

We all know not to poke at alien life forms in another planet, right? But what about metrics, do you know how to pick, measure and draw conclusions from them? In this talk we will cover various Site Reliability Engineering topics, such as SLIs and SLOs while we explore real life examples of defining and implementing metrics in a system with examples using Prometheus, an open-source system…

Panel: Road to Seniority

We are all aware that ‘senior’ has different value and meaning from company to company, lets try to lay some foundation: ideas, concepts, terms & expectations that are generally expected.

Writing code you won't hate tomorrow

As developers we write code every day, but we frown at it a week later. Why do we have such a hard time with code written by others and ourselves, this raging desire to rewrite everything we see? Writing code that survives the test of time and self-judgment is a matter of clarity and simplicity. Let’s talk about growing, learning and improving our code with calisthenics, readability and good…

Application metrics

We all know not to poke at alien life forms in another planet, right? But what about metrics, do you know how to pick, measure and draw conclusions from them? In this talk we will cover various Site Reliability Engineering topics, such as SLIs and SLOs while we explore real life examples of defining and implementing metrics in a system with examples using Prometheus, an open-source system…

Writing code you won’t hate tomorrow

As developers we write code everyday, only to frown at it a week after that. Why do we have such a hard time with code written by others and ourselves, this raging desire to rewrite everything we see? Writing code that survives the test of time and self judgment is a matter of clarity and simplicity. Let’s talk about growing, learning and improving our code with calisthenics, readability and…

Application Metrics

We all know not to poke at alien life forms in another planet, right? But what about metrics, do you know how to pick, measure and draw conclusions from them? In this talk we will cover various Site Reliability Engineering topics, such as SLIs and SLOs while we explore real life examples of defining and implementing metrics in a system with examples using Prometheus, an open-source system…

Application Metrics

We all know not to poke at alien life forms in another planet, right? But what about metrics, do you know how to pick, measure and draw conclusions from them? In this talk we will cover various Site Reliability Engineering topics, such as SLIs and SLOs while we explore real life examples of defining and implementing metrics in a system with examples using Prometheus, an open-source system…

Application metrics with Prometheus

We all know not to poke at alien life forms in another planet, right? But what about metrics, do you know how to pick, measure and draw conclusions from them? In this talk we will cover Service Level Indicators (SLI), Objectives (SLO), and how to use Prometheus, an open-source system monitoring and alert platform, to measure and make sense of them. Let’s get back to some real science.

“Writing code that lasts” … or writing code you won’t hate tomorrow

As developers we write code everyday, only to frown at it a week after that. Why do we have such a hard time with code written by others and ourselves, this raging desire to rewrite everything we see? Writing code that survives the test of time and self judgment is a matter of clarity and simplicity. Let’s talk about growing, learning and improving our code with calisthenics, readability and…

“Writing code that lasts” … or writing code you won’t hate tomorrow

As developers we write code everyday, only to frown at it a week after that. Why do we have such a hard time with code written by others and ourselves, this raging desire to rewrite everything we see? Writing code that survives the test of time and self judgment is a matter of clarity and simplicity. Let’s talk about growing, learning and improving our code with calisthenics, readability and…

“Writing code that lasts” … or writing code you won’t hate tomorrow.

As developers we write code everyday, only to frown at it a week after that. Why do we have such a hard time with code written by others and ourselves, this raging desire to rewrite everything we see? Writing code that survives the test of time and self judgment is a matter of clarity and simplicity. Let’s talk about growing, learning and improving our code with calisthenics, readability and…

Solving conflicts in composer.lock

We have all been there: CONFLICT (content): Merge conflict in composer.lock Automatic merge failed; fix conflicts and then commit the result. Don’t panic, breathe, let’s walk through this.

Composer The Right Way

Composer has triggered a renaissance in the PHP community, it has changed the way we deal with other people’s code and it has changed the way we share our code. We are all slowly moving to using Composer, from Wordpress to Joomla and Drupal and frameworks in between. But many of us mistreat composer, follow outdated practices or simply lack a few tricks. In this session i’ll get you the low down…

Writing code that lasts

As developers we write code everyday, only to frown at it a week after that. Why do we have such a hard time with code written by others and ourselves, this raging desire to rewrite everything we see? Writing code that survives the test of time and self judgment is a matter of clarity and simplicity. Let’s talk about growing, learning and improving our code with calisthenics, readability and…

Land ho! New challenge ahead.

A few months ago I posted about the situation at my former company and the uncertain future of our team. During these 3 months we explored many new opportunities and interviewed with many companies, from startups to consolidated giants, from financial market to education and user feedback, it was an amazing journey.

Composer the Right Way

Composer has triggered a renaissance in the PHP community, it has changed the way we deal with other people’s code and it has changed the way we share our code. We are all slowly moving to using Composer, from Wordpress to Joomla and Drupal and frameworks in between. But many of us mistreat composer, follow outdated practices or simply lack a few tricks. In this session i’ll get you the low down…

“Writing code that lasts” … or writing code you won’t hate tomorrow.

As developers we write code everyday, only to frown at it a week after that. Why do we have such a hard time with code written by others and ourselves, this raging desire to rewrite everything we see? Writing code that survives the test of time and self judgment is a matter of clarity and simplicity. Let’s talk about growing, learning and improving our code with calisthenics, readability and…

Code Reviews - Not just a quality tool

I’m a big fan of Code Reviews, or Peer Reviews, within the work flow of a team. But many times when talking about them people refer to them mostly as a tool to avoid bugs, improve quality or the overlooking of details. While these things do surely come out of having a review process, I do not believe they are the real reason why they are a good thing for teams.

Composer the Right Way

Composer has triggered a renaissance in the PHP community, it has changed the way we deal with other people’s code and it has changed the way we share our code. We are all slowly moving to using Composer, from Wordpress to Joomla and Drupal and frameworks in between. But many of us mistreat composer, follow outdated practices or simply lack a few tricks. In this session i’ll get you the low down…

Composer The Right Way

Composer has triggered a renaissance in the PHP community, it has changed the way we deal with other people’s code and it has changed the way we share our code. We are all slowly moving to using Composer, from Wordpress to Joomla and Drupal and frameworks in between. But many of us mistreat composer, follow outdated practices or simply lack a few tricks. In this session i’ll get you the low down…

Need a Lead? Here's my story.

After 2,5 years working with Symbid, our paths must now diverge. After having contributed as a partner company and then joined to build the in-house development team that would later form the base of Symbid’s Product Development team, and finally push it over into a fintech company, sadly we part ways before achieving our long dreamed and much schemed plans.

A Journey into your Lizard Brain

Languages and syntax are the easy part of programming, the real challenge is in knowing how to solve a problem and how to find and understand which paths can take you to the solution, the moving parts. This talk will dive into this thought process, give you insights to train your lizard brain and expand your knowledge base.

Composer the Right Way

Composer has triggered a renaissance in the PHP community, it has changed the way we deal with other people’s code and it has changed the way we share our code. We are all slowly moving to using Composer, from Wordpress to Joomla and Drupal and frameworks in between. But many of us mistreat composer, follow outdated practices or simply lack a few tricks. In this session i’ll get you the low down…

“Writing code that lasts” … or writing code you won’t hate tomorrow.

As developers we write code everyday, only to frown at it a week after that. Why do we have such a hard time with code written by others and ourselves, this raging desire to rewrite everything we see? Writing code that survives the test of time and self judgment is a matter of clarity and simplicity. Let’s talk about growing, learning and improving our code with calisthenics, readability and…

A Journey into your Lizard Brain

Languages and syntax are the easy part of programming, the real challenge is in knowing how to solve a problem and how to find and understand which paths can take you to the solution, the moving parts. This talk will dive into this thought process, give you insights to train your lizard brain and expand your knowledge base.

“Writing code that lasts” … or writing code you won’t hate tomorrow.

As developers we write code everyday, only to frown at it a week after that. Why do we have such a hard time with code written by others and ourselves, this raging desire to rewrite everything we see? Writing code that survives the test of time and self judgment is a matter of clarity and simplicity. Let’s talk about growing, learning and improving our code with calisthenics, readability and…

“Writing code that lasts” … or writing code you won’t hate tomorrow.

As developers we write code everyday, only to frown at it a week after that. Why do we have such a hard time with code written by others and ourselves, this raging desire to rewrite everything we see? Writing code that survives the test of time and self judgment is a matter of clarity and simplicity. Let’s talk about growing, learning and improving our code with calisthenics, readability and…

“Writing code that lasts” … or writing code you won’t hate tomorrow.

As developers we write code everyday, only to frown at it a week after that. Why do we have such a hard time with code written by others and ourselves, this raging desire to rewrite everything we see? Writing code that survives the test of time and self judgment is a matter of clarity and simplicity. Let’s talk about growing, learning and improving our code with calisthenics, readability and…

Journey into your Lizard Brain

Languages and syntax are the easy part of programming, the real challenge is in knowing how to solve a problem and how to find and understand which paths can take you to the solution, the moving parts. This talk will dive into this thought process, give you insights to train your lizard brain and expand your knowledge base.

Composer The Right Way

Composer has triggered a renaissance in the PHP community, it has changed the way we deal with other people’s code and it has changed the way we share our code. We are all slowly moving to using Composer, from Wordpress to Joomla and Drupal and frameworks in between. But many of us mistreat composer, follow outdated practices or simply lack a few tricks. In this session i’ll get you the low down…

Composer the right way

Composer has triggered a renaissance in the PHP community, it has changed the way we deal with other people’s code and it has changed the way we share our code. We are all slowly moving to using Composer, from Wordpress to Joomla and Drupal and frameworks in between. But many of us mistreat composer, follow outdated practices or simply lack a few tricks. In this session i’ll get you the low down…

Composer the right way

Composer has triggered a renaissance in the PHP community, it has changed the way we deal with other people’s code and it has changed the way we share our code. We are all slowly moving to using Composer, from Wordpress to Joomla and Drupal and frameworks in between. But many of us mistreat composer, follow outdated practices or simply lack a few tricks. In this session i’ll get you the low down…

Composer the right way

Composer has triggered a renaissance in the PHP community, it has changed the way we deal with other people’s code and it has changed the way we share our code. We are all slowly moving to using Composer, from Wordpress to Joomla and Drupal and frameworks in between. But many of us mistreat composer, follow outdated practices or simply lack a few tricks. In this session i’ll get you the low down…

A journey into your Lizard Brain

Languages and syntax are the easy part of programming, the real challenge is in knowing how to solve a problem and how to find and understand which paths can take you to the solution, the moving parts. This talk will dive into this thought process, give you insights to train your lizard brain and expand your knowledge base.

Composer the right way

Composer has triggered a renaissance in the PHP community, it has changed the way we deal with other people’s code and it has changed the way we share our code. We are all slowly moving to using Composer, from Wordpress to Joomla and Drupal and frameworks in between. But many of us mistreat composer, follow outdated practices or simply lack a few tricks. In this session i’ll get you the low down…

A journey into your Lizard Brain

Languages and syntax are the easy part of programming, the real challenge is in knowing how to solve a problem and how to find and understand which paths can take you to the solution, the moving parts. This talk will dive into this thought process, give you insights to train your lizard brain and expand your knowledge base.

Composer The Right Way

Composer has triggered a renaissance in the PHP community, it has changed the way we deal with other people’s code and it has changed the way we share our code. We are all slowly moving to using Composer, from Wordpress to Joomla and Drupal and frameworks in between. But many of us mistreat composer, follow outdated practices or simply lack a few tricks. In this session i’ll get you the low down…

20 Years of PHP, and how I got on this train

PHP, the most loved and hated language on the internet turns 20 today, 20 years ago Rasmus released Personal HomePages to the public , what happened next will blow you away™.

Composer The Right Way

Composer has triggered a renaissance in the PHP community, it has changed the way we deal with other people’s code and it has changed the way we share our code. We are all slowly moving to using Composer, from Wordpress to Joomla and Drupal and frameworks in between. But many of us mistreat composer, follow outdated practices or simply lack a few tricks. In this session i’ll get you the low down…

Writing Code That Lasts

nan

Composer the right way

Composer has triggered a renaissance in the PHP community, it has changed the way we deal with other people’s code and it has changed the way we share our code. We are all slowly moving to using Composer, from Wordpress to Joomla and Drupal and frameworks in between. But many of us mistreat composer, follow outdated practices or simply lack a few tricks. In this session i’ll get you the low down…