“coconala” is a skill market for selling and buying knowledge, skills, and experience.
Coconala is a skills matching platform that aims to create a system that allows everyone to pursue their passion.
Buy and sell various services, from “production categories” such as design, website creation, video and music creation and writing, to “business support categories” such as business marketing, as well as “consultation categories” such as career counseling and fashion advices, all for business or in private and in any context. Use “coconala” to exhibit and purchase services, request and provide work proposals, and fulfill a wide range of needs.
note is a media platform where creators can freely post and sell various contents such as texts, images, audio and video, and readers can enjoy the contents ,support creators and make purchases.Our mission is “Start, and Keep on Creating.” and we aim to be an infrastructure that creators can express and continue with their creative activities.
note has been developed in Ruby on Rails since 2014, when the service was launched.We believe that note has grown rapidly because it has been able to maintain its development speed by riding the rails of Rails.
Currently, the number of user accounts of note has more than 5 million, and there are more than 24 million contents by creators.Approximately 20,000 to 30,000 contents are submitted per day, and many works born from note have been made into dramas, movies, and publications. We will continue to grow our products while valuing a safe atmosphere and diversity so that creators can continue to enjoy their creations.
We are a software-as-a-service (SaaS) company that provides a "next-generation survey communication platform".
Since its release, it has been highly acclaimed for its advanced system, excellent UI design, usability, and flexible response to customer needs, and has continued to grow in both business-to-business and business-to-consumer markets.
In particular, many of our corporate users are Japan's leading companies.
In 2019, we raised funds from Sansan Corporation in recognition of its potential.
We are taking on a great challenge to maximize the potential of our market products as we enter a new phase of our business.
We have grown from the seed stage, and with a pipeline of new customer acquisitions and improved churn rates, we are now in a transformational stage of growth.
To drive the business forward, we are now in the process of organizational transformation.
We are a company that provides healthcare services to corporations, directed by an active industrial physician. Our mission is to "create the well-being of working people around the world". Our product "Carely" is a health management system that utilizes health data stored in companies.
"We create a health tech platform. "
MedPeer Group is a company founded by a active physician. Centered on the User-generated type doctor platform "MedPeer," in which about 40% of doctors in Japan participate, we are developing services that support the value chain of healthcare.
YOUTRUST is an HR tech startup platform for creating "career opportunities".
The Japanese employment system and career values are undergoing a major transition. Demand is rising for channels that allow people to change careers or take on side-jobs based on "trusted connections" rather than solely relying on recruitment agencies.
YOUTRUST offers a social networking service that allows trusted people to discover find better career opportunities by simply entering their profiles and connecting with trusted friends and colleagues. In addition, it is an HR Tech SaaS that enables recruiter to locate talent based on unique connections found through their social networks.
Internet for Everyone
Since the GMO Internet Group began its Internet related business in 1995, we have striven to offer services that make the internet easier to use, richer, and more enjoyable under our corporate slogan "Internet for Everyone." Our goal through these services is to create a new internet culture and industry, to inspire and bring smiles to the faces of our customers, and to contribute to both society and people everywhere.
Ruby Committers' & Wi-Fi Sponsor
Cooking isn’t just a matter of putting together ingredients.
When you cook, you choose. You choose what to buy, what to eat, and how to nourish yourself, your family, and friends. You choose how to give back to communities, both local and global. When you cook, you choose to become a maker of tomorrow’s world.
Here at Cookpad, each day is about inspiring more people to make these choices.
Our work is about making everyday cooking fun for all, because we see a brighter future. And we believe that the power of cooking will get us there. That is the Cookpad mission.
Since March 1998, Cookpad has provided online recipe sharing and search services. It’s a global platform used in 74 countries and regions around the world, including Japan, in 32 languages.
Saeloun is a Ruby on Rails Consulting & Development Company based in San Francisco, Boston and Pune, India.
We are a team of developers who specialize in Ruby on Rails, ReactJS and React Native. We work with small and large teams, helping them get to their milestones
Money Forward is a SaaS/fintech company, providing PFM (personal financial management) service “Money Forward ME” and back office SaaS “Money Forward Cloud”.
Since the company's establishment in 2012, our aim has been to solve financial issues of all individuals and businesses through building an open and fair financial platform, thriving to be a player that brings innovative ideas and practices to all users. Money Forward was listed on Tokyo Stock Exchange, Mothers in September 2017, and changed to the First Section in June 2021.
The company transitioned to the Prime Market under the new market segmentation of Tokyo Stock Exchange, Inc. from April 2022.
“giftee” is a service that enables one to send an eGift via email or LINE, etc, along with the wishes of thank you, congratulation, good job, in a casual manner. A wide range of casual gifts are available for your selection, redeemable at the respective stores nationwide.
"Better Systems, Better World"
Since our foundation, it has been RakSul's belief that technology can bring significant structural changes to many legacy industries.
The vast majority of these industries haven't been empowered by modern software engineering.
At RAKSUL, we pride ourselves on our spirit of innovation.
To demonstrate this, we have created digital platforms for multiple industries: Web-to-print Platform (Raksul), Logistics platform (Hacobell), Advertisement Platform (Novasell) and Corporate IT Platform (JOSYS).
Ruby has been a central technology to make this vision come true. We support the Ruby community as it continues to be a key driver in realizing our mission.
Wantedly is a Tokyo-based technology company. From passion-based recruitment to employee engagement, our products aim to Create a World where Work Drives Passion.
We are Ruby specialists developing mainly BtoB products, ‘Lychee Redmine’ plug-ins for OSS Redmine, ‘KIWI GO’ the employee wellness app, and ‘GIJI’ the meeting minutes software.
【We Are Hiring Rubyists!】
✔You can focus on programming, no need to do things you don’t want to.
✔Work whenever and wherever you want with outstanding benefits.
(Remote work, full-flex, various benefits including electricity and meal allowance)
✔Free choice of editor,library and framework.
✔Boss-free, a flat organizational structure. We have a culture of openness and trust.
Nota Inc. was founded in Silicon Valley in 2007. In 2019 Nota released Helpfeel, an enterprise search SaaS that provides FAQ search and knowledge discovery for end users and internal teams. In March 2021, Nota raised 500 million yen to expand Helpfeel. Nota has offices in Kyoto and Tokyo while also offering full remote work and flexible hours.
We provide "STORES" products, enabling merchant DX with various solutions; E-commerce, Point-of-Sales, Payments, Bookings, and CRM app. 3 products are built with Ruby. We contribute to the growth of Ruby by supporting RubyKaigi which makes huge positive influence on the Ruby Programming and the Ruby Community.
Fastly is upgrading the internet experience to give people and organizations more control, faster content, and more dynamic applications. By combining the world’s fastest global edge cloud network with powerful software, Fastly helps customers develop, deliver, and secure modern distributed applications and compelling digital experiences. Fastly’s customers include many of the world’s most prominent companies, including Pinterest, The New York Times, and GitHub. For more information on our mission and products, visit https://www.fastly.com.
We believe entertainment can move people’s hearts.
It expands the world you see and deepens connections between family, friends, and those you have yet to meet.
Entertainment creates experiences that are unforgettable in life.
By being true to our creative and expressive selves and by resonating with artists and creators from around the world,
Akatsuki aims to continue to deliver entertainment that moves people’s hearts.
"mybest" is a service that helps create the best possible selection experience.
We help to match users with goods and services, striving to improve the process of making choices in order to enrich people's lives.
In further pursuit of optimizing users' selection process, we aim to extend our service beyond helping users choose tangible goods and services by assisting users in making various selections that they encounter in their lives, such as experiences and travel destinations.
Speee's mission is "Unravel everything. Bring the future to us".
Based on our mission, we solve various issues in the society with technology. We develop our businesses widely in areas of Marketing Intelligence, Digital Transformation and new businesses such as blockchain related areas, etc.
While we have been developing our businesses by combining data and technology, we also have been actively supporting Ruby's development. We further contribute to activating Open-Source Development with support of Kohei Suto from Clear Code, Inc.
Speee will continue to realize our mission by chain of thriving technology and developing businesses.
Paytner, Inc. has the mission "Encourage small businesses to take on new challenges with easy payments and billing”. We have designed, developed, and now offer Paytner Factoring, an online factoring service, and Paytner Invoice, a cloud-based invoice processing service. We aim for these to become one of the services that can create added value for our customers. By smoothing the flow of money and simplifying all business transactions in small business, we will contribute to creating an environment where the 15.77 million freelancers and more than 3.5 million small and medium-sized businesses can focus on their business and services.
ANDPAD is the No. 1 cloud-based construction project management service in Japan, enabling centralized management from site efficiency to management improvement.
There are more than 130,000 companies using the service, thanks to our intuitive, easy-to-use development and our thorough support for installation and operation.
Our service is used by more than 330,000 people in the construction and building industry.
We are rising to the challenge of changing society with technology, to bring digital transformation to the construction industry.
Our philosophy is "Pursue the future of consumption".
WED, Inc. is developing businesses related to consumption such as "ONE", a mobile app that enables users to sell their receipts instantly.
The app passed 4 million downloads and had 360 million receipts uploaded. It collects a huge amount of consumption data from users. We support our clients in marketing.
In 2020, we also released “Zero” with MARUI GROUP.
It is an application for shopping malls, and they can manage their tenants’ sales easily.
We will optimize consumption. The consumer market will be more efficient and more effective by it.
Both Being Co., Ltd (hereafter "Being") and Luxiar Co., Ltd (hereafter "Luxiar") belong to "Being Group".
"Being" is a software service vendor founded in 1984 and has been developing and selling many BtoB software services, including the software with the largest market share in Japanese construction industry.
"Luxiar" (https://www.luxiar.com) has been developing systems specializing in Ruby on Rails since 2007 and has many achievements.
"Being" and "Luxiar" as a "Being Group" develop and operate a web application so called "INSHARE" for the construction industry using Ruby on Rails jointly.
Our mission is "Making your local life smarter and more fun". Tokubai has been grown up since we started the service in 2013 and became one of the largest digital flyer and bargain information services in Japan. More than about 50000 retailers from all over Japan deliver valuable information to the customer through our platform. We support the development of the Ruby community as it continues to enable us to deliver our value to users quickly and safely.
Linkers Corporation aims to enable collaboration between businesses in all fields.
We provide a number of business matching platforms, with a focus on the manufacturing sector.
Our flagship app Linkers, along with Linkers Sourcing/Marketing, LFB, and more are built using Ruby and the tools contributed by the community.
Ruby (and Rails) has enabled us to create platforms that provide opportunities and addresses the needs of our customers.
Tabelog is the best way to find restaurants and review them in Japan.
From 2005, we have accumulated over 45 Million Reviews and data for about 820k restaurants. We help "Over 100 Million People" find their best restaurant with scores based on the reviews. Along with our Search Service, we also provide a Booking Service, Credit Card Payment Service and so on. Since 2007, we have been developing Tabelog with Ruby. We're hiring Rubyists! Help us build further splendid service.
Nexway provides the services to solve various industrial issues, based on the business to support the communication traffic infrastructure.
In order to meet with the diverse industry needs, we offer wide range of SaaS/CPaaS services.
We have been utilizing Ruby since 2012, and now working on the Scrum development.
We are looking for a colleague with enthusiasm to develop a better service with us.
Findy helps engineering organizations and individuals improve their development experiences. Founded in 2016 and based in Tokyo, the Engineering Intelligence products, Findy, Findy Freelance, and Findy Teams, are trusted by over 80,000 software engineers users and over 750 companies from start-ups to enterprises.
"FLEXY" is a highly-skilled professional sharing service that offers a new way of working from 2 or 3 days a week, targeting engineers, designers, CTOs, and technical advisors.
We only introduce our client's own product projects.
Many companies are seeking highly-skilled professionals for core roles as technical advisors, tech leads, main designers, project managers, etc in high profile projects.
If you are currently a freelancer and would like to acquire more projects, or if you are considering a side job while working as a full-time employee, our coordinators will work with your needs and make the most suitable proposal for you.
ZOZO, Inc. owns and operates ZOZOTOWN, Japan’s largest fashion e-commerce. Housed within ZOZOTOWN are category specialized malls such as ZOZOCOSME and ZOZOSHOES; ZOZOUSED, a second-hand clothing fashion mall; ZOZOVILLA, a section dedicated to luxury & designer brands; YOUR BRAND PROJECT; a D2C business that provides consumers an opportunity to share their sense of style and fashion by creating their own personal fashion brand; WEAR, a SNS for sharing stylings and outfits, and more - various services for fashion lovers. ZOZO has also developed technology devices for body measurement, such as the ZOZOSUIT, ZOZOMAT, and ZOZOGLASS.
Shopify is a global commerce company powering millions of businesses worldwide, and we love Ruby! It's the foundational technology behind our success. Shopify is built on RoR, and with over 2.8 million lines of Ruby code, we have the oldest and largest Rails codebase in the world powering our core monolith. Our Ruby Infrastructure Team actively contributes to the platform to make Ruby fast, scalable, safe, and perform better for developers globally, most recently having YJIT merged into Ruby 3.1. We're committed to the future of Ruby as a language. Learn more about Ruby at scale with Shopify.
Schedule App Sponsor
SmartHR is the number one rated HR cloud based software optimized for labor management. Our software not only focuses on employee management and administration, but also growth and productivity. Customers can accelerate digital transformation of HR manual processes including year-end-tax adjustments, employment contracts, new employee registrations, issuing payslips, employee data management, and more. Furthermore, providing talent management functionalities contributes to improve employee productivity and engagement. For this reason, SmartHR is among the leading progressive cloud-based HR solutions enhancing the growth of companies in Japan.
As a big fan of the Ruby language, we're excited to be a sponsor of this Kaigi.
Shuttle Bus Sponsor
SMS is a global company whose mission is to create values and contribute to society by providing an "information infrastructure for an aging society." We have developed over 40 services based on infromation technology which are targeting those who are associated with aging society in Japan and Asia Oceania since our founding in 2003.
M3 operates a multitude of global services centered around its physician platform. Our mission is "Making use of the Internet to increase, as much as possible, the number of people who can live longer and healthier lives, and to reduce, as much as possible, the amount of unnecessary medical costs."
TOKIUM Inc. is a company that "Reduces Wasted Time and Creates Wealthy Time" under the corporate philosophy of "Extending the Life Span Of the Experience through a Time Revolution".
We combine technology and human operation to create a user experience that cannot be achieved by either alone.
Medley is a technology company whose mission is to provide innovative solutions for the medical and healthcare industry. Most of our products are developing with Ruby. Our products have been developing by the team consists of engineers, designers and doctors. We challenge to deliver creative products that make people’s lives better.
We're committed to enriching communication and inspiring moments of joy for friends and families with services like mixi, MONSTER STRIKE, FamilyAlbum, and TIPSTAR. By placing User Surprise first and putting depth and meaning over quantity and frequency, we hope not only to connect minds but to touch hearts as well.
With its mission of “Turning encounters into innovation,” Sansan provides its namesake Sansan B2B service powering digital transformation in companies, the Eight career management app for individual professionals, Bill One for cloud-based invoice handling and management, and Contract One for cloud-based contract management.
Fusic is a Fukuoka-based software development company powered by innovative engineers. We provide cutting-edge engineering solutions by leveraging our expertise in Web System Development, IoT, and Machine Learning. Dear Ruby enthusiasts, why not join us and leave your mark on the world?
ASHITA-TEAM is a HR Tech company that supports corporate work style reforms through a HR Evaluation Cloud that utilizes AI technology. We construct HR evaluation systems and provide cloud-based operational consulting services with over 4,500 domestic and international clients from small and medium enterprises and startups.
Coincheck, Inc. offer a diverse range of crypto asset services, including Coincheck, a crypto asset exchange service with the highest number of download apps(*) in japan and more than 1.6milions verified accounts（**）.
* As of 2021, source App Tweak
**As of April 31, 2022
We provide a website localization service ”WOVN.io” to the users who want to provide their website in multiple languages.
From personal blogs to large e-commerce websites, our goal is to make website localization as easy as possible. WOVN.io is straightforward, its design is uncluttered, and it's available to all.
Our mission is to leverage engineering to create services with a global impact. Our users are international citizens. Rather than focusing inward towards Japan, we choose to build services that are used the world over.
CrowdWorks provides a freelancing website to people who want to work thorough the internet. We have been developing our service with Ruby on Rails since 2011. We continue to challenge providing works which suit one's lifestyle so that accomplishing our mission "Talent infrastructure".
We are developing vertical SaaS businesses specialized in the energy industry. Our Platform business provides Japan's largest
energy switching platform for households and corporates, the Data business provides electricity demand management services for
electricity companies. The EV Charging business provides EV charging services for parking facility owners.
ROUTE06 is a digital transformation (DX) partner supporting major industries’ in changing their business models.
ROUTE06 contributes to realizing the creation of business transaction platforms and creating new corporate values through providing enterprise software infrastructure and agile industrialization support.
Mie Food Sponsor
With a vision of "a world where producers' persistence is justly appreciated," we are an IT company that takes on the challenges faced by the primary industry. The company develops and operates "Tabechoku" an online direct sales site that allows customers to purchase food, flowers, and other products directly from producers throughout Japan.