ScalaMatsuri 2019 | The largest international Scala conference in Asia

27th - 29th June, 2019 in Tokyo

The largest international Scala conference in Asia

Thank you!

ScalaMatsuri 2019 came out to be another successful one thanks in many parts to sponsors, speakers, staffs, and your attendance!

We owe you great gratitude, and we hope to see you again next year ❤

Event Info

Dates	27th - 29th June, 2019 in Tokyo
Venue	Tokyo International Exchange Center
Tickets	ScalaMatsuri 2019

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Schedule

Program

Information about this conference session.

Thursday, June 27th

Workshop DAY

	Room C	Room E
13:00 - 13:30	Registration open
13:30 - 14:10	Scala classroom	OSS Hackathon

Thursday, June 27th

Friday, June 28th

Conference DAY in conference format (3 parallel sessions). Doors open at 9:00, scheduled to end at 20:00. Lunch and light refreshment will be served at the party.

	Room A (400 seats; live interpreters)	Room B (100 seats; live interpreters)	Room C (100 seats)
9:20 - 9:50	Registration open
9:50 - 10:10	Opening
10:10 - 10:50	Functional Object-Oriented Imperative Scala Sébastien Doeraene @sjrdoeraene English , Beginner slide	Scala 3, what does it means for me? Joan Goyeau @joang38 English , Intermediate slide	Things you'd better know before creating your Scala library Mitsuhiro Shibuya @m4buya Japanese , Intermediate slide
10:50 - 11:10	Break
11:10 - 11:50	Using Akka Cluster for a payment service negokaz @negokaz Japanese , Intermediate slide	Recursion: schemes, algebras, finally tagless, data types. A unifying vision. Alexander Konovalov @alexknvl English , Intermediate slide	Intro to typeclass in Scala Kazuhiro Ichikawa @phenan Japanese , Beginner slide
11:50 - 12:10	Break		Break
12:10 - 12:50	Data processing at Spotify using Scio Julien Tournay @skaalf English , Intermediate slide		Understanding the vulnerabilities of Play through its code base Motoyasu Saburi Japanese , Beginner slide
12:50 - 13:00	Break	Lunch	Lunch
13:00 - 13:10	Scala Driven Management Jiro Hiraiwa @hiraiva Japanese , Intermediate slide
13:10 - 13:15	Break
13:15 - 13:25	Benefits of passing the values around using Eff type ma2k8 @wing_007 Japanese , Intermediate slide
13:25 - 13:30	Break
13:30 - 13:40	Oh the difference between Scala and Kotlin! Yuichi Maekawa @_kaelaela Japanese , Beginner slide
13:40 - 14:00	Break
14:00 - 14:40	Gentle introduction to DOT calculus Kota Mizushima (kmizu) @kmizu Japanese , Advanced slide	Functional Concurrency in Scala 101 Piotr Gawryś @p_gawrys English , Beginner slide	Running Scala on AWS Lambda in a snappy way Shunsuke Tadokoro @todokr Japanese , Beginner slide
14:40 - 15:00	Break
15:00 - 15:40	High Performance Scala Hiroki Fujino @Fhiroki1 Japanese , Intermediate slide	Making Logic Monad halcat0x15a @halcat0x15a Japanese , Advanced slide	The reality of building an ad distribution system using Scala and DDD Koji Agawa @atty303 Japanese , Intermediate slide
15:40 - 16:00	Break
16:00 - 16:40	Scala ♥ Graal Flavio Brasil @flaviowbrasil English , Intermediate slide	sbt core concepts Eugene Yokota @eed3si9n Japanese , Intermediate slide	Pure domain model, and the technology behind it Hiroki Komurasaki @petitviolet Japanese , Intermediate slide
16:40 - 17:00	Break
17:00 - 17:40	CPS or DI Manabu Nakamura(gakuzzzz) Japanese , Intermediate slide	Monitoring Reactive Architecture Like Never Before Sahil Sawhney @lihas5 English , Intermediate slide	Clean Architecture in Practice Yoshitaka Fujii @yoshiyoshifujii Japanese , Intermediate slide
17:40 - 18:00	closing + moving
18:00 - 20:00	Party sponsored by Utage sponsors

Friday, June 28th

party

Party sponsored by Utage sponsors

ScalaMatsuriAfterparty, presented by CyberAgent

Saturday, June 29th

Unconference DAY in unconference format, except for Room A. Doors open at 9:00, and scheduled to end at 18:00. Breakfast and lunch will be served.

What is unconference?

ScalaBridge Tokyo is an introductory Scala programming workshop for women and engineers from all underrepresented background (race, gender, age etc) to build more inclusive Scala community.

	Room A (400 seats; live interpreters)	Room B (100 seats; live interpreters)	Room C (100 seats)	Room D	Room E	Room F	Room G
9:20 - 10:00	Breakfast
10:00 - 11:00	Morning assembly (for unconference topics)	-	-	-	-	-	-
11:00 - 11:40	How to Use Scala at Work - Airframe in Action at Arm Treasure Data Taro L. Saito @taroleo Japanese , Intermediate slide	Run Programs Faster Anywhere using GraalVM. (Run Scala Faster with GraalVM on any Platform) Amitpal Singh English , Intermediate slide	Software analysis and design for continuously growing services Tomoyuki Shimomura, Yoshimasa Tanabe @s10myk4,emaggame Japanese , Intermediate slide ⚠Some slides are in Japanese	Scala and SRE	Arrowkt for scalalian	-
11:40 - 12:00	Break			Break
12:00 - 12:40	How we replaced a 10-year-old Perl product using Scala tanishiking(Rikito Taniguchi) @tanishiking Japanese , Intermediate slide	Dotty Cats		Scala Code Golf	A meeting to teach Scala to all new graduate students	-
12:40 - 13:10	Lunch
13:10 - 13:50	How to test proper{t,l}y Lars Hupel @larsr_h English , Intermediate slide	Programming with Algebraic Data Types - Jiří Jakeš	DOT Calculus I didn't explain yesterday	VS Rust	Successful career change cases over 40	-	ScalaBridge Tokyo Apply from here
13:50 - 14:00	Break
14:00 - 14:40	Fast & Functional Michał Płachta @miciek English , Beginner slide	A story about scratch development of GAN with scala - Nagisa Oniki	Understanding the vulnerabilities of Play through its code base Part.2	Scala scripts(Ammonite)	De facto standard when developing web app with Scala	Discussion about Scala DSL
14:40 - 15:00		Break
15:00 - 15:40		Phil Bagwell Award Kenji's Pull Request tutorial - xuwei_k	Wifi and Scala - kuro_m88 slide Write stacksafe non-tailrec recursions - jooohn1234 slide Fujitask meets Extensible Effects - y-yu slide	grpc gateway with Scala	How to develop Scala with Emacs + Ensime	-
15:40 - 16:00	Break
16:00 - 16:40	Building Event Sourcing on AWS EKS with Akka Junichi Kato @j5ik2o Japanese , Advanced slide	9M measurements per sec with Scala - Richard Tarczaly	From Go To Scala Easy vs Simple	Practice Reactive Systems in the Cloud	-	-
16:40 - 17:00		Break
17:00 - 17:40		Applicative Functor - Selective Functor - Monad - Thomas Sutton	Introduce interesting papers - @kmizu	Finagle(thrift) admin-page problem	-	-
17:40 - 18:00	Closing

Thursday, June 27th Friday, June 28th Saturday, June 29th

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Code of Conduct

Don't be a jerk

ScalaMatsuri is dedicated to providing an open conference for all technologists from various regions and communities. We want to make it a fun experience for everyone, regardless of gender, race, and many different backgrounds. All participants, including speakers and sponsors, are asked to be respectful to each other and follow the Code of conduct.

Conference participants violating these rules may be asked to stop the session or leave the conference at the sole discretion of the conference organizers. If you have any questions about the Code of conduct, please ask us on the inquiry form.