Schedule

	Main Hall #rubykaigiA	Tachibana #rubykaigiB	Hagi #rubykaigiC
09:30 - 10:30	Registration
10:30 - 11:30	JA Keynote Proverbs Yukihiro "Matz" Matsumoto @yukihiro_matz
11:30 - 13:00	Lunch (Bento! 🍱)
13:00 - 13:40	JA Analyzing and Reducing Ruby Memory Usage Aaron Patterson @tenderlove	EN Karafka - Ruby Framework for Event Driven Architecture Maciej Mensfeld @maciejmensfeld	JA bancor: Token economy made with Ruby Yuta Kurotaki @kurotaky
13:50 - 14:30	JA Deep Learning Programming on Ruby Kenta Murata @mrkn Yusaku Hatanaka @hatappi	EN A practical type system for Ruby at Stripe. Dmitry Petrashko @DarkDimius Paul Tarjan @ptarjan Nelson Elhage @nelhage	JA Hijacking Ruby Syntax in Ruby joker1007 @joker1007 Satoshi "moris" Tagomori @tagomoris
14:40 - 15:20	EN All About RuboCop Bozhidar Batsov @bbatsov	EN What would your own version of Ruby look like? Stan Lo @_st0012	EN TTY - Ruby alchemist’s secret potion Piotr Murach @piotr_murach
15:20 - 15:50	Afternoon Break
15:50 - 16:30	JA Fast Numerical Computing and Deep Learning in Ruby with Cumo Naotoshi Seo @sonots	EN Kiba 2 - Past, present & future of data processing with Ruby Thibaut Barrère @thibaut_barrere	JA RubyGems 3 & 4 Hiroshi SHIBATA @hsbt
16:40 - 17:20	JA Exploring Internal Ruby Through C Extensions Emma Haruka Iwao @Yuryu	EN Architecture of hanami applications Anton Davydov @anton_davydov	JA A parser based syntax highlighter Masataka Kuwabara @p_ck_
17:30 - 18:30	EN/JA Lightning Talks

	Main Hall #rubykaigiA	Tachibana #rubykaigiB	Hagi #rubykaigiC	Shirakashi #rubykaigi_workshop
08:00 - 09:40	Breakfast
09:40 - 10:40	JA Keynote My way with Ruby Kouhei Sutou @ktou
10:50 - 11:30	EN Controlling Droids™ with mruby & Go Terence Lee @hone02 Chase McCarthy @code0100fun	EN Faster Apps, No Memory Thrash: Get Your Memory Config Right Noah Gibbs @codefolio	EN It's Rubies All The Way Down Kirk Haines @wyhaines
11:30 - 13:00	Lunch (Bento! 🍱)
13:00 - 13:40	EN Guild Prototype Koichi Sasada @ko1	EN Journey of a complex gem upgrade Edouard Chin @Edouard-chin	JA Improve Ruby coding style rules and Lint Koichi ITO @koic
13:50 - 14:30	JA extend your own programming language Masatoshi SEKI @m_seki	EN Scaling Teams using Tests for Productivity and Education Julian Nadeau @jules2689	JA mruby can be more lightweight Yurie Yamane @yuri_at_earth
14:40 - 15:20	EN Ruby Programming with Type Checking Soutaro Matsumoto @soutaro	EN Ferrari Driven Development: superfast Ruby with Rubex Sameer Deshmukh @v0dro	JA Firmware programming with mruby/c Hitoshi HASUMI @hasumon
15:20 - 15:50	Afternoon Break
15:50 - 16:30	JA RNode with code positions Yuichiro Kaneko @spikeolaf	EN Implementing Web Console Genadi Samokovarov @gsamokovarov	EN How Ruby Survives in the Cloud Native World Uchio KONDO @udzura	EN RubyData Workshop (1) Data Science in Ruby Kenta Murata @mrkn
16:40 - 17:20	JA Type Profiler: An analysis to guess type signatures Yusuke Endoh @mametter	EN One cable to rule them all Vladimir Dementyev @palkan_tula	EN 20k MRuby devices in production Thiago Scalone @scalone	EN RubyData Workshop (2) Red Data Tools Lightning Talks Kouhei Sutou @ktou
17:30 - 18:30	JA Ruby Committers vs the World CRuby Committers @rubylangorg

	Main Hall #rubykaigiA	Tachibana #rubykaigiB	Hagi #rubykaigiC
08:00 - 09:40	Breakfast
09:40 - 10:40	EN Keynote Parallel and Thread-Safe Ruby at High-Speed with TruffleRuby Benoit Daloze @eregontp
10:50 - 11:30	JA Grow and Shrink - Dynamically Extending the Ruby VM Stack Keita Sugiyama @sugiyama-k Martin J. Dürst @duerst	EN IRB Reboot: Modernize Implementation and Features ITOYANAGI Sakura @aycabta	JA Ruby code from the stratosphere - SIAF, Sonic Pi, Petal Kenichi Kanai @kn1kn1
11:30 - 13:00	Lunch (Bento! 🍱)
13:00 - 13:40	JA The Method JIT Compiler for Ruby 2.6 Takashi Kokubun @k0kubun	EN Devly, a multi-service development environment Eric Hodel @drbrain Ezekiel Templin @ezkl	JA Reirb: Reborn Irb Keiju Ishitsuka @keiju
13:50 - 14:30	JA Build your own tools Shugo Maeda @shugomaeda	EN Deep into Ruby Code Coverage Marc-André Lafortune @malafortune	JA LuaJIT as a Ruby backend. Takeshi Watanabe @take-cheeze
14:40 - 15:20	JA How to get the dark power from ISeq Yoh Osaki @youchan	EN High Performance GPU computing with Ruby Prasun Anand @prasun_anand	JA How happy they became with H2O/mruby, and the future of HTTP i110 @i110 Kazuho Oku @kazuho
15:20 - 15:50	Afternoon Break
15:50 - 16:30	EN Three Ruby performance projects Vladimir Makarov @vnmakarov	EN JRuby 9.2 and Rails 5.x Thomas E Enebo @tom_enebo	JA Design pattern for embedding mruby into middleware MATSUMOTO, Ryosuke @matsumotory
16:40 - 17:40	JA TRICK 2018 (FINAL) mame & the judges @tric
17:40 - 18:00	Closing