Sergey Chechaev is the СТО/Co-Founder at PushSMS. He joins the show alongside Allen to discuss "Design Pattern Parameter". He talks about his experiences as a Software Developer and some of the languages he used. Moreover, he discusses design patterns from his point of view, how it is applied, and their primary purpose.

José Diogo Viana is a Full Stack Engineer. He joins the show to talk about, Genetic Algorithms to optimize an Asset Portfolio and his company, "Finiam". He begins by discussing his company, what clients they cater and the services they provide. Being a Fintech company, he also tackles their projects in Finiam and what frameworks they usually use.

Allen and Sascha join this week's panelist episode to talk about updating web application dependencies. They dive into the things you should consider in web application updates. Moreover, they share their professional experience and how they deal with errors and bugs after updating software.

Paul Fioravanti is Principal Consultant at Alembic. He joins the show alongside Sascha to talk about his YouTube video, "Build a real-time Twitter clone with steno using LiveView and Phoenix 1.6" He starts off by sharing how he was introduced to the concept of "Stenography" and how it lead to creating his youtube video. He explains using steno in programming and what difference it makes. Additionally, he advises beginners on how to get started with steno.

In this episode, Allen, Adi, and Sascha are joined by Michael Lubas, the founder of paraxial.io, as they delve into the world of bot defense. Michael highlights the importance of bot defense, especially for small companies who are often deliberately targeted. The group examines the issues with "man-in-the-middle" solutions like Cloudflare and how this can be avoided by having bot defenses built into the application itself - the approach paraxial.io is taking. He explains how paraxial's bot detection and defense work on a high level, how it tries to reduce the runtime overhead to a minimum, and what other security topics are relevant for the day-to-day Elixir developer.

Baptiste Chaleil is a software developer specializing in the development of web applications. He joins the show alongside Allen to talk about his blog post, "Probuild Ex Part One". He begins by sharing his journey of how he started his career and why he enjoys his career in Esports.

Adi, Allen, and Sascha join this week's panelist episode to tackle different deployment applications in Elixir. Allen leads the show as he talks about the application "Fly.io". He describes how he used the software, how it works, and its benefit to users. On the other hand, Adi explains why he prefers to use Heroku. He explains its process and why it is also user-friendly. Lastly, they highlight the tools they think developers should utilize in 2023.

Ben von Polheim is a Freelance Front-end Developer. He also built two Elixir libraries: live_motion and ex_cva. He joins Allen and Sascha to talk about his article, "Remote Development in Elixir with Gitpod". He explains how he came up with the idea for the project and the process of setting it up.

Francesco Cesarini is the Founder & Technical Director at Erlang Solutions. It is a global corporation with a focus on soft real-time systems with high availability and scalability demands. He joins the show to share his inspiring story of how he was able to establish and run his own company. He begins by discussing how he came to be successful over the years and his road to getting there.

Filipe Cabaco is an Elixir Software Developer who currently works at Supabase. He joins the show with Allen and Sascha to discuss his article, "Elixir Code Security: Prioritize Security in Your CI With 4 Tools". He begins by outlining how he came up with the idea for his article and how that came about. Additionally, he discusses some of the tools that may be used to safeguard your code.

Josep Lluis Giralt D’Lacoste is a software engineer passionate about technology in general. He is the Tech Lead at Eebz. He joins the show with Allen and Adi to talk about his GitHub repository about the summary of his Strava stats. Strava is an American website that tracks physical activity and integrates social network features.

Amos King is the CEO of Binary Noggin. He is also one of the hosts of the show Elixir Outlaws. He joins Adi and Allen to talk about his article, “Building Embedded Systems in the Modern Era”. Embedded systems is a microprocessor-based computer hardware and software system that is intended to carry out a specific function, either on their own or as a component of a larger system. He goes into detail on how and why he came up with the topic for his article.

Herman verschooten is an Elixir and Elm enthusiast and was once a Ruby Developer. He is also the developer of the GratWiFi hotspot system. He joins Elixir Mix on the show’s 200th episode together with Adi and Allen to talk about his article, " How I deploy my Phoenix apps". He also discusses how he manages and runs all of his applications. Moreover, Herman tackles the reason behind using systemd to run the apps.

Peter Ullrich is Senior Elixir Engineer at Remote. He is also an experienced Elixir Developer, certified Blockchain Engineer, and Entrepreneur. He joins Allen and Adi to talk about his blog articles, THE COMPLETE GUIDE TO FULL-TEXT SEARCH WITH POSTGRES AND ECTO, and EFFICIENT NAME SEARCH WITH POSTGRES AND ECTO. He starts off the show by explaining what inspired him to write these articles.

AppSignal is a real-time APM provider for Ruby, Rails, Elixir & Phoenix. In addition to host monitoring and an intuitive custom analytics platform, it provides insights into errors and performance problems. Thijs Cadier is the Cofounder and CTO of AppSignal. He starts off by sharing how their company was founded and what inspired them to develop AppSignal. He joins Chuck in the show to talk about AppSignal’s useful and new features. Moreover, he explains the details of how it functions and how users can benefit from subscribing to it.