Manage the Application Platform team supporting BUYMA development teams with backend modernization, microservices, SRE practices, cloud scalability, and AI-assisted development.
Design and develop services using microservices and REST APIs, with experience in DDD and Clean Architecture.
Leads engineering teams for BUYMA, a cross-border C2C marketplace, coordinating development, architecture, process improvement, people management, and cross-functional projects.
Lead project teams developing and operating GREE SNS/GREE Platform services, including server-side features, APIs and web applications, while improving stability in a hybrid remote-work setup.
Develop and operate the backend foundation for pixiv Premium, a large subscription service, covering analysis, design, implementation, performance, safety, platform renewal, and team leadership.
Lead development direction and project management for restaurant POS and store DX solutions, translating customer and business needs into system requirements and coordinating delivery.
Manage engineering for GREE Avatar, developing server-side and front-end features, reviewing code, improving quality and scalability, and leading team and cost management.
Leads BUYMA web projects by shaping user stories, architecture, and release roadmaps, while resolving technical issues across scalable e-commerce systems.
Develop and improve pixiv’s web platform using TypeScript, React and Next.js. Own work from identifying user needs through planning, implementation, release verification and ongoing UX improvements.
Senior backend engineer developing and operating BUYMA and Enigmo's web services. Designs application architecture, builds features and APIs, and resolves performance and reliability issues.
Develop and improve backend web applications for pixiv’s large-scale creative platform, from identifying user needs through planning, implementation, release validation and ongoing improvement. Hybrid work is available.
Lead product development and software design for the AcroSign digital signage platform, managing requirements, design, testing, maintenance, quality, cost and delivery. The role is primarily office-based in Tokyo, with remote work available about once or twice monthly.
Manage engineering teams and oversee project execution, ensuring quality and timely delivery of web applications.
Provide technical support and guidance for Datadog's products to large customers, ensuring their success and satisfaction.
Lead an engineering team of about six for pixiv Encyclopedia, driving its renewal, backend API or Next.js work, new features, technology selection, and progress management.
Lead backend-focused full-stack development for BUYMA, covering architecture, implementation, testing, operations, AI-assisted workflows, and team improvement.
Backend Engineer role for PayPay Securities in Tokyo, with the job location indicating remote or hybrid work. The posting provides no further responsibilities or requirements.
Develop skyticket’s hotel-booking backend through microservices, data platforms, wholesaler APIs and payment integrations, while improving performance and AI/LLM features.
Design, build, and operate Pixiv’s on-premises and cloud infrastructure, including Kubernetes, OpenStack, databases, developer platforms, data centers, and networks.
Develops BUYMA product features in a small team, owning requirements, architecture, implementation, testing, release, operations and improvement while connecting user needs with business KPIs.
Infrastructure Engineer role for work at YOTSUYA TOWER in Yotsuya, Shinjuku, Tokyo, and other locations designated by the company; no specific duties are provided.
Develop and manage smartphone applications for skyticket, covering requirements, design, development, testing, operations, and improvement planning across both iOS and Android.
Student intern contributing to PR TIMES and Web Clipping development through security improvements, legacy-code work, data analysis, API and web application development, automation, and machine-learning features.