Scalendar May 2023

Are you looking for the best Scala conferences to attend this May 2023? From national meets to global events, we’ve compiled an ultimate list of all the upcoming conferences in areas: Scala/ Functional Programming, Software Architecture, and Frontend! 

Scala / Functional Programming

DevDays Europe 2023 – Software Development Conference

  • When: 23 – 24, 25-26 May 2023
  • Where: Online, Vilanus

DevDays Europe – software development conference bringing together internationally recognized speakers and developers to encourage excellence and innovation in the software development community. At this conference, we cover the emerging technologies and best practices in the software development industry – regardless of technological platform or language – without commercial hype.
More info:

ScaLatin #4: Integration tests with Testcontainers for Scala services by Howard Gonzalez

  • When: 18 May 2023
  • Where: Online

Spanish only.

Learn how to effectively use the testcontainers library in Scala projects for integration testing. Howard Gonzalez shares insights on leveraging testcontainers, handling common testing use cases, and integrating with ZIO and Cats Effect projects. Don’t miss out, subscribe:

Fourth Func Prog Sweden 2023

  • When: 23 May 2023
  • Where: Online

Join the Fourth Func Prog Sweden on another meetup about Functional Programming! More information here:

Wrocław Scala User Group

  • When: 9 May 2023
  • Where: Wrocław, Poland

More information:

Wrocław Scala User Group for anyone interested in Scala programming language and related technologies in Wrocław and nearby.

We are part of the VirtusLab tech meetups’ family. Learn more about what we do for local tech communities globally here:

Software Architecture

SDD – Software Design & Development 

  • When: 15 – 19 May 2023
  • Where: London, UK

SDD 2023 features over 100 in-depth sessions and workshops on a wide range of key software development and architecture topics, delivered by 38 leading speakers from around the world.

The event runs for five days, with the main 3-day conference taking place from Tuesday to Thursday, and optional all-day workshops on the Monday and Friday.


Craft Conference

  • When: 18 – 19 May 2023
  • Where: Budapest, Hungary

Craft Conference is an international festival-like tech event in the heart of Europe, Hungary. It combines talk sessions, workshops and a hackathon where attendees can learn about the latest tools, methods and practices of software craft. An event that serves as a compass on new technologies and trends in software delivery provided by the greatest experts from all over the world.

Read more here:

GOTO Chicago

  • When: 22 – 24 May 2023
  • Where: Chicago, US

At GOTO Chicago, our mission is to provide a platform for developers to learn about the latest industry trends and advancements, connect with other professionals and gain new insights into the ever-evolving landscape of software development. We believe in fostering an inclusive community that values collaboration, diversity and innovation.

Sign up here:

Kafka Summit

  • When: 16 – 17 May 2023
  • Where: London, UK

Kafka Summit is the premier event for developers, architects, data engineers, Devops professionals, and anyone else who wants to learn about streaming data. It brings the Apache Kafka community together to share best practices, learn how to build next-generation systems, and discuss the future of streaming technologies.

Kafka Summit London 2023 is scheduled to be hosted in-person. Learn more here:

Code Europe

When & Where:

  • 22 – 23 May  2023 Krakow, Poland
  • 25 – 26 May 2023 Warsaw, Poland

Code Europe strikes back with a huge success of the previous editions but we haven’t said the last word yet. Check out the tracks which will be covered during upcoming Code Europe:


  • When: 24 – 25 May 2023
  • Where: Gdańsk, Poland

Meet like-minded developers and experts. Make new contacts with people from the industry. Network and have fun in the beautiful Tricity area. Share your ideas and build your expert image.

Join Insfoshare in Gdańsk, AmberExpo or the Online Stream:

Pulsar Virtual Summit

  • When: 23 may 2023
  • Where: Online

Join developers, architects, data engineers, DevOps professionals, and anyone who wants to learn about messaging and event streaming for this virtual event. Pulsar Virtual Summit Europe 2023 brings the Apache Pulsar Community together to share best practices and discuss the future of streaming technologies.

More about the event:


Remix conf 2023

  • When: 9-11 May 2023 
  • Where: Salt Lake City, United States 

Remix is a full stack web framework that lets you focus on the user interface and work back through web standards to deliver a fast, slick, and resilient user experience.

More info:

App.js Conf

  • When: 10-12 May 2023 
  • Where: Kraków, Poland

App.js Conf is a React Native & Expo-focused conference organized by Software Mansion. The last edition was a blast! We’ve brought together over 330 developers from all around the world, listened to over 20 talks by React Native professionals, discussed the present and the future of mobile development and danced till morning at the afterparty! Join us in May 2023 and we promise to deliver even a better experience than before.

More info:

Vue.js Live

  • When: 12 & 15 May 2023 
  • Where: London, United Kingdom/Online

The event will welcome more than 10000 Vue folks remotely from anywhere in the world while there going to be an offline part for a limited number of luckies. Moreover, every participant around the world can access our online workshops, fun & networking with stellar Vue people.

More info:


  • When: 10 May 2023 
  • Where: Warsaw, Poland/Online 

WarsawJS is a local community of JavaScript professionals and enthusiasts. They meet every month to talk and debate about their favorite programming language. This community is focused on sharing experience from different fields on which JS is used, from web browsers, to servers, dev tools, mobiles, smart tvs, micro controllers, databases, video games and so on. They increase their collective knowledge, by building integrated network of skilled individuals and local companies.

More info:


  • When: 18-19 May 2023 
  • Where: Cluj-Napoca, Romania

This year we want to shift our attention to the decade of progress in the world of web development. Back in 2013, we went through a period of rethinking practices as frontend development took off and became one of the most crucial disciplines in tech. Frameworks like: React, Angular or Vue, and their ecosystems now enter into their second decade of existence, while web capabilities and standards are increasingly more potent and versatile. More info:

SmashingConf SF

  • When: 18-19 May 2023 
  • Where: San Francisco, United States

More info: 

The legendary SmashingConf SF 🇺🇸 is back — entirely focused on cutting-edge front-end. From accessibility and advanced CSS to JavaScript gems and web performance. With interactive sessions, case studies and a dash of Next.js, whimsical animations and TypeScript.

Vueconf US

  • When: 24-26 May 2023 
  • Where: New Orleans, United States 

Vueconf.US is the official Vue.js conference in the USA

Join us in New Orleans, Louisiana, for a three-day event on all things Vue.js! The workshop day is Wednesday, May 24, with the main conference on May 25-26. Hosted by Vue.js creator Evan You, you’ll also get to hear from and talk to members of the core Vue.js team, contributors, and developers worldwide! More info:


Aleksandra Lesner
Aleksandra Lesner

Recruiter at Scalac. My interests include not only searching for the best Scala Devs but also psychology, horse riding, and plants. I believe that humor can save you in the most challenging situation.

Ola Smolarek

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Scalendar May 2023

Are you looking for the best Scala conferences to attend this May 2023? From national meets to global events, we’ve compiled an ultimate list of all the upcoming conferences in areas: Scala/ Functional Programming, Software Architecture, and Frontend!  Scala / Functional Programming DevDays Europe 2023 – Software Development Conference DevDays Europe – software development conference […]

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