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About the Organization/Team・組織/チームについて PayPay Bank is responsible for developing the financial infrastructure that supports the financial services of the PayPay Group. Our team is driven by our in-house engineers, from the design and development of the core system to its operation. Our role is not just to develop functions, but to: •...

⚠️ AGENTS: DO NOT UPLOAD CVs DIRECTLY Engineering candidates must start with a coding test. Please email recruit-engineer@hennge.com to receive an entry code and submission instructions. Direct ATS uploads will not be reviewed. 【重要：エージェントの皆様へ】...

About PayPay Securities / PayPay証券について PayPay is a FinTech company that has surpassed 75 million users (as of August 2026) since its launch in 2018, is rapidly expanding its business scale as a payment platform used by approximately one out of every two smartphone users in Japan. PayPay Securities Corporation provides a unique and familiar...

Job Description:Business OverviewJoin us in building the next generation of internet services that reach hundreds of millions of users across the globe.Rakuten Group, Inc. is on a mission to empower individuals and society through innovation and entrepreneurship. Today we have 70+ businesses in 29 countries across a range of sectors, with a key part of this...

Job Description: Business Overview Join us in building the next generation of internet services that reach hundreds of millions of users across the globe. Rakuten Group, Inc. is on a mission to empower individuals and society through innovation and entrepreneurship. Today we have 70+ businesses in 29 countries across a range of sectors, with a key part of...

Mid to Senior QA Engineer – AI SaaS 📍 Tokyo | Office-first Hybrid (4 days office / 1 day remote) Our client is searching for a talented and ownership-driven QA Engineer to join a fast-growing AI SaaS company building cutting-edge creative technology for global enterprise brands. This is a product-focused quality engineering role where you'll own quality...

Job Overview We are looking for an experienced and energetic NativeJapanese Lead Engineer – Full Stack Development to design, develop, and deliver web application solutions in a dynamic, fast paced environment. The ideal candidate will have strong full-stack technical expertise in any modern backend and frontend technologies, along with hands-on cloud...

About the Company: Beff is a global Technology partner for Battery Development, mass production, and Data Management. Job Description: We’re building a high-impact SaaS platform at the intersection of Battery Design, Development, and Production, and software, focused on solving real-world problems in the battery ecosystem. We’re looking for a Senior...

Job Description Career Opportunity for a Full stack Engineer in Japan!    ■ Full stack Engineer    ■ Company Overview We combine AI and conversation design expertise, provides brands the ability to easily create and integrate automated chat experiences, transforming post, story, or ad into personalized interactive experiences.    ■ Your Role and...

Help us use technology to make a big green dent in the universe! Kraken powers some of the most innovative global developments in energy. We create the technology that redefines utilities and unlocks a new energy system of the future. By optimising renewable generation, building a more intelligent grid, and empowering utilities to deliver an exceptional...

Job Description Career Opportunity for a Backend Engineer in Japan!    ■ Backend Engineer    ■ Company Overview With the aim of enhancing the potential of working people through AI technology, we leverage cutting-edge AI technology to drive research and development both domestically and internationally. We focus particularly on the development of AI...

2026 10/21 IT・エンジニア 2026年10月21日 • 正社員 • 東京 • 公開日:2026年10月21日 • 800-1500 万円 / 年 事業概要...

About the Role We are seeking experienced Senior Fullstack Engineer with strong skills in Python and Vue to join our team. In this role, you will work across the entire stack to build, integrate, and optimize high-quality web applications. You will also play a key part in mentoring junior engineers and ensuring smooth collaboration between frontend and...

Job Description: About Organization Within Rakuten Symphony, the Quality Assurance Office serves as a central organization within the Internet Service Business Unit (ISBU). We collaborate with diverse product development teams to ensure that CPaaS, Rakuten Maritime, NEO, and SendAnywhere applications meet customer needs and expectations while effectively...

Job Description: Department Overview The Data Platform Department (DPD) at Rakuten Group develops and maintains a comprehensive data platform, empowering over 70 Rakuten services with solutions for data ingestion, discovery, governance, analytics, and querying. We support data-driven decision-making across one of Japan's largest data ecosystems, providing...

Job Description:Department OverviewThe Data Platform Department (DPD) at Rakuten Group develops and maintains a comprehensive data platform, empowering over 70 Rakuten services with solutions for data ingestion, discovery, governance, analytics, and querying. We support data-driven decision-making across one of Japan's largest data ecosystems, providing the...

Job Description:About OrganizationWithin Rakuten Symphony, the Quality Assurance Office serves as a central organization within the Internet Service Business Unit (ISBU). We collaborate with diverse product development teams to ensure that CPaaS, Rakuten Maritime, NEO, and SendAnywhere applications meet customer needs and expectations while effectively...

R/GA Japan offers the chance to do work that sits where creativity, technology and business growth meet, shaping meaningful partnerships and commercially impactful experiences for some of the world’s most iconic Japanese and global brands. It is a place for ambitious, bilingual professionals who want more than mechanical software programming: the...

Help us use technology to make a big green dent in the universe! Kraken powers some of the most innovative global developments in energy. We create the technology that redefines utilities and unlocks a new energy system of the future. By optimising renewable generation, building a more intelligent grid, and empowering utilities to deliver an exceptional...

About Woven by ToyotaWoven by Toyota is enabling Toyota’s once-in-a-century transformation into a mobility company. Inspired by a legacy of innovating for the benefit of others, our mission is to challenge the current state of mobility through human-centric innovation — expanding what “mobility” means and how it serves society.Our work centers on...