Department of Computer Science
Institute of Mathematics and Statistics (IME)
University of São Paulo (USP) - Brazil
We are interested in the DevOps movement and its consequences for the software industry.
Book launch at Google Campus for Startups!
Book launch event at Google Campus for Startups (Apr 11, 2024) with a debate starring Fabricia Doria, Alexandre Freire, Sérgio Lopes, and Leonardo Martins. The event was conjoined with the...
Operations roles according to Eoin Woods
Eoin Woods lists and defines the following roles concerning the operation of a system [1]: Operations Staff, who accept new and changed software into production, operate the system in production...
HTTP headers for distributed trace (observability) - Part 2: OpenTracing
This series of posts investigates the HTTP headers used to support tracing, which is one of the pillars of observability (also composed of logs and metrics). Although we focus on...
Talking about our book in podcasts and events
Since the publication of our book about DevOps, I had the opportunity of talking about it in the podcasts and events listed below. Podcast “Tech Leadership Rocks” Episode #171 (Jan...
Our book on DevOps is published!
I’m happy to announce that our book, derived from our research results and entitled Como se faz DevOps: Organizando pessoas, dos silos aos times de plataforma (How DevOps is done:...
HTTP headers for distributed trace (observability) - Part 1: Spring Cloud Sleuth
This series of posts investigates the HTTP headers used to support tracing, which is one of the pillars of observability (also composed of logs and metrics). Although we focus on...
Second place award - Latin American Doctoral Thesis Contest!
We are excited to announce that our thesis (A grounded theory of organizational structures for development and infrastructure professionals in software-producing organizations) won the second place award in the IX...
Presenting about "improving microservices operations" at CBSoft 2023 Industry Track"
With joy, we presented our article Microservices, why so hard? A patterns catalog to create good-to-operate services in the Industry Track of CBSoft 2023 (Brazilian Conference on Software: Practice and...
The best software engineering thesis of Brazil in 2022!!!
We are excited to announce that our thesis (A grounded theory of organizational structures for development and infrastructure professionals in software-producing organizations) won the 1st place award in the Software...
Improving microservices operations - CBSoft 2023 Industry Track
We are excited to announce that our article Microservices, why so hard? A patterns catalog to create good-to-operate services was accepted to presentation in the Industry Track of CBSoft 2023...
Our thesis is a finalist in the Software Engineering Doctoral and Master Theses Competition of CBSoft 2023!
We are excited to announce that our thesis (A grounded theory of organizational structures for development and infrastructure professionals in software-producing organizations) was selected for the next, and final, phase...
Our thesis is a finalist in the Latin American Doctoral Thesis Contest!
We are excited to announce that our thesis (A grounded theory of organizational structures for development and infrastructure professionals in software-producing organizations) has been chosen as one of the three...
Our complete theory on organizational structures of software teams has just been published!
We are happy to announce that our article A theory of organizational structures for development and infrastructure professionals has been published in IEEE Transactions on Software Engineering, the most reputable...
TDC São Paulo 2022 - Interaction between platform teams and developers: how should it be?
This week I had the honor and pleasure of giving a talk about platform teams on the DevOps track of The Developer Conference (TDC) São Paulo 2022, the biggest event...
My PhD thesis on organizing development and infrastructure professionals is published!
I’m happy to announce that my PhD thesis, entitled A grounded theory of organizational structures for development and infrastructure professionals in software-producing organizations, has been published in the Digital Library...
The implications of the different ways of organizing development and infrastructure staffs
The DevOps movement came up as a cultural shift to break down the silos in large organizations, better integrating development and operations teams through collaboration. However, this collaboration can happen...
DevOps and Marx: culture will not transform your organization
Davis and Daniels (2016) define “effective DevOps” as: “An organization that embraces cultural change to affect how individuals think about work, value all the different roles that individuals have, accelerate...
Conceptual research for software engineering
In this post, I discuss the pertinence of software engineering research to take a stand closer to sciences of knowledge (naturalistic inquires, social sciences, physics), and not only to focus...
Interaction patterns for platform teams
In our research, we say platform teams and development teams are arranged according to the organizational structure of API-mediated departments. Here, organizational structure defines the division of labor and the...
Recommended readings on platform teams
Figure 1 - The platform team provides automated services to be used, with little effort, by developers (the platform API mediates the interaction between developers and the platform team). In...
Platform teams dilemmas
Platform teams are infrastructure teams that provide highly automated infrastructure services that can be self-serviced by developers for application deployment. The platform API mediates the interaction between development and infrastructure...
What is DevOps? Our DevOps definition
Even though the DevOps movement has been discussed for nearly a decade, DevOps still lacks a widely accepted definition. By consolidating the most cited definitions of DevOps in the academic...
Adam Smith and the work organization in the software production
In our research, we found four structures to organize the division of labor and the interaction between development and infrastructure professionals: segregated departments, collaborative departments, single departments, and API-mediated departments....
Be aware: a total Grafana gotcha
This blog is more about my research on DevOps organizational structures. However, I think it’s also good to persist here some epiphanies related to DevOps technologies (example: post about Blunder)....
A digest of organizational structures in quest for continuous delivery
The DevOps movement, as vividly portrayed in the novel The Phoenix Project, came up as a cultural shift to break down the silos in large organizations, better integrating development and...
Our theory on organizational structures of software teams has just been published!
We are happy to announce that our article The Organization of Software Teams in the Quest for Continuous Delivery: A Grounded Theory Approach has been published in Information and Software...
Quality and speed of countries to produce software
In at least two of the interviews I conducted for my research, the interviewees expressed the idea that software companies in Germany care more about quality than companies in the...
The top 3 DevOps tools and developers
In the last post, I recommended people “tracking the infrastructure path” to focus on the following DevOps tools: Kubernetes, Kafka, and Terraform. And about developers? Should they pay attention to...
The top 3 DevOps tools
In this world, there are so many DevOps tools. It’s impossible to learn all of them. So, “which ones should I prioritize to study?”, may you ask. Figure 1 -...
Presentation: from commit to production, continuous integration and continuous delivery in the deployment pipeline
This presentation is based in a class I taught to students of a technical school; it’s about: The stages in a deployment pipeline Continuous integration Continuous delivery Slides here (in...
The ops in DevOps: operators?
DevOps is an amalgam of development and operations. But one could also interpret it as an amalgam of developers and operators. However, in this text, I would like to explain...
Some ideas for future research in DevOps, continuous delivery, microservices, and automated tests
In this post, I list some ideas (in draft mode) for software engineering research derived from my own research. Feel free to take advantage of them if you like. The...
Talking about Continuous Integration in p de Podcast
On October 9th, I had the pleasure of talking about Continuous Integration with Marcio Frayze and Julianno Martins on “p de Podcast”, a podcast about software architecture. Access via Spotify...
Talking about DevOps in p de Podcast
On September 11th, I had the pleasure of talking about DevOps with Marcio Frayze and Julianno Martins on “p de Podcast”, a podcast about software architecture. Access via Spotify (Portuguese)...
Class about DevOps and Software Architecture in the Lab XP
One year ago, at August 2019, I supported prof. Thatiane de Oliveira Rosa in one class about software architecture, talking about “DevOps and Software Architecture”. The class was to undergraduate...
TDC São Paulo 2020 - Platform Teams: state-of-the-art and practice to accelerate continuous delivery
Today I had the honor and pleasure of giving a lecture on platform teams at the DevOps track of The Developer Conference (TDC) São Paulo 2020, the largest software development...
Presenting our research at the ICSE 2020 Poster Track
Our work “Building a Theory of Software Teams Organization in a Continuous Delivery Context” was accepted for presentation in the Poster Track of the 42nd International Conference on Software Engineering...
Recording videos for conferences
Registering here, in checklist format, how I recorded videos for ICSE (International Conference on Software Engineering). Post only in portuguese.
Presenting our research at the 6th International Workshop on Rapid Continuous Software Engineering
About RCoSE Rapid continuous software engineering (RCoSE) refers to the organizational capability to develop, release and learn from software in rapid parallel cycles, typically hours, days or very small numbers...
Interview protocol for discovering organizational structures
This page contains our protocol for semi-structured interviews used in the research phase of discovering organizational structures for managing infrastructure in the context of continuous delivery. Purpose of this document...
Feedback on the DevOps organizational structures
After starting the formulation of our theory grounded on interviews with IT professionals, we sent the interviewees a feedback form to check the resonance of our emerging theory. We sent...
DevOps at the Laboratory of Complex Computational Systems
I taught a class about DevOps in 2020, 16th October, for the Laboratory of Computational Complex Systems at the University of São Paulo (USP). This post is just for sharing...
Platform Teams: An Organizational Structure for Continuous Delivery
We are happy to announce that our article Platform Teams: An Organizational Structure for Continuous Delivery has been accepted for publication in the 6th International Workshop on Rapid Continuous Software...
Interview questions
This page presents the set of questions that we used to guide our semi-structured interviews to find out how companies are structuring departments toward continuous delivery. According to Adams[1], “Conducted...
The DevOps conceptual maps
In our Survey of DevOps Concepts and Challenges we thoroughly analyze 50 relevant peer-reviewed articles on DevOps. From this analysis grounded in the literature, we structured a set of relevant...
Our DevOps Survey has just been published!
We are happy to announce that our article A Survey of DevOps Concepts and Challenges has been published in the Volume 52, Issue 6 of ACM Computing Surveys, a very...
Delivery Performance
Delivery performance is defined by Forsgren et al. [1] as a combination of three metrics: frequency of deployment, time from commit to production, and mean time to recovery. This definition...
100% of utilization increases lead time
Excerpt from the book Accelerate [1]: Queue theory in math tell us that as utilization approaches 100%, lead times approach infinity - in other words, once you get to very...
Finally I understood Bundler and Gemfile!
Avoiding the “it works (only) on my machine” effect is a critical goal of DevOps. And adequately using a system for managing the dependencies of your application is a relevant...
DevOps-related readings we highly recommend
Out there, one can find hundreds of books and articles about DevOps. It’s impossible to read all of them! So, what of them to read? Here we present a little...