AI Engineer at Tailor | Tokyo

tailorTokyo

On-site Full-time

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Experience Level

Experience

Qualifications

Qualifications:Proficiency in AI and machine learning technologies. Experience with software development, especially in backend systems. Strong problem-solving skills and ability to work collaboratively. Familiarity with ERP systems is a plus.

About the job

Transforming Ideas into Reality

At Tailor, we strive to simplify the complexities of product development, enabling anyone to become a creator. Our vision is a world where individuals can seamlessly bring their ideas to life, breaking down barriers between business and engineering, and integrating diverse expertise and technologies.

We are on the lookout for those who resonate with our mission to 'democratize product development'.

About Tailor Platform

We provide the Tailor Platform, designed for rapid construction of operational systems, empowering more individuals to become product creators. In brief, the Tailor Platform is a 'Headless ERP for Enterprises', delivering core systems in a headless format for large enterprises (defined as companies with over 3,000 employees).

We have pioneered the world's first 'Headless ERP', significantly enhancing the flexibility and scalability of traditional ERP systems, and are expanding our offering to major corporations in Japan and the U. S.

The Market We Are Challenging

The ERP market represents approximately 30% of the overall software industry, making it a colossal sector. Globally, the ERP software market reached $48 billion in 2022 and is projected to double to $96 billion by 2032 (source: Precedence Research).

In Japan, the overall software market is expected to grow from over ¥5 trillion in 2024 to over ¥8.5 trillion by 2029, with ERP systems at the core of this enormous growth.

As a pioneer of Headless ERP, we are building the next-generation business application foundation that brings innovation to corporate activities. Our systems are already being adopted by leading companies and large enterprises with over 30,000 employees.

Professional Services

Our Professional Services division delves deeper into solving our clients' challenges. In Japan, many companies outsource system development rather than develop in-house. We offer a range of services including backend application development on the Tailor Platform, frontend application development, and business consulting.

Support for IT strategy formulation (SMO)
PMO support including application implementation

To enhance our clients' competitive edge and solve management challenges, it's vital to increase adaptability to changes. Leveraging the advantages of the Tailor Platform requires a shift from traditional development frameworks to a more agile and flexible approach to product development and organizational design.

About tailor

Tailor is at the forefront of transforming the product development landscape with our innovative Headless ERP solutions. Our mission is to empower individuals and businesses alike to create and innovate without the traditional barriers of technology. We are dedicated to fostering a collaborative environment where ideas can flourish.

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Senior Engineering Manager - AI Tools

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About Woven by ToyotaWoven by Toyota is dedicated to transforming Toyota into a mobility company for the next century. Inspired by a history of continuous innovation for the benefit of others, our mission is to redefine mobility and enhance its contribution to society through human-centric innovations that challenge conventional wisdom.Our activities are cen…

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AI Forward Deployment Engineer

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About ai&ai& is an innovative global AI technology company committed to addressing the surging demand for artificial intelligence solutions worldwide. Our dual vision encompasses establishing a premier AI laboratory focused on localization, alongside functioning as a global provider of infrastructure and computational resources. We are constructing a cohesive, optimized global platform that seamlessly integrates next-generation data centers, heterogeneous computing services, and advanced model services. We believe in the efficacy of controlling the entire stack to build and scale AI technology effectively.At ai&, we empower small teams with the independence necessary to tackle substantial challenges. Our methodology involves breaking down large problems into digestible parts and collaboratively solving complex issues. We seek highly motivated, mission-driven individuals who exhibit strong personal agency and a thirst for knowledge. Curiosity is the cornerstone of talent, and we are eager to welcome individuals who wish to grow alongside our advancing technology and expanding business.We are actively hiring globally, with offices in Tokyo, San Francisco, Austin, and Toronto. We are enthusiastic about meeting exceptional talent wherever they may be.Role OverviewAs an AI Forward Deployment Engineer at ai&, you will be the foremost technical resource in our customer relationships. You will blend profound platform expertise with the capability to navigate various enterprise environments, discerning their objectives and architecting solutions that leverage ai& infrastructure.Your work will involve engaging with our most technically demanding clients, including enterprises implementing AI at scale and startups pushing the limits of agent capabilities. You will act as a peer-level technical partner to engineering teams rather than a traditional salesperson. You will oversee the solution architecture from start to finish: comprehending the customer's stack, devising integration designs, orchestrating deployment, and providing ongoing support through production. You will also collaborate with customer ML teams to build distributed inference and compute architectures and troubleshoot latency issues alongside their platform engineers.This role wields significant influence; the architectures you design will serve as reference models, your feedback will shape our product roadmap, and the trust you cultivate with customers will lay the groundwork for enduring partnerships. We seek an individual who takes this responsibility seriously and possesses the technical depth and customer insight to support it.

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Senior Engineering Manager, AI Tooling at Woven by Toyota | Tokyo

Woven by Toyota

Full-time|On-site|Tokyo

About Woven by ToyotaWoven by Toyota is at the forefront of Toyota’s transformative journey into a comprehensive mobility company. Our mission, inspired by a legacy of innovation for societal benefit, is to redefine mobility through human-centric solutions — expanding its meaning and its role in serving communities.Our efforts are anchored in four main areas: AD/ADAS, focusing on autonomous driving and advanced driver assistance technologies; Arene, our cutting-edge software platform for software-defined vehicles; Woven City, our innovative testbed for mobility; and Cloud & AI, the digital backbone supporting our collaborative initiatives. Our goal is unified: to create a world with zero accidents and enhanced well-being for everyone.=========================================================================TEAMThe AI Tooling team is dedicated to delivering AI agent infrastructure that streamlines software development and ensures secure deployment across cloud platforms, mobile devices, and vehicles. Our objective is to significantly enhance productivity and efficiency in software development.WHO ARE WE LOOKING FOR?We seek a seasoned engineering manager with a proven track record of overseeing complex projects and a deep understanding of how to implement accelerators that boost engineering productivity. You are customer-focused and deeply committed to understanding the challenges engineers face. You foster collaboration within your team, facilitate software design discussions, and expertly lead feature delivery. You establish metrics to measure the adoption and utility of your contributions and continuously strive to enhance their value. You set strategic goals for your team, ensuring alignment with features while minimizing redundant work and refactoring. You are well-versed in leading-edge developer productivity technologies and trends, crafting a vision that motivates and inspires your team.

Mar 18, 2026

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Applied AI Engineer - Internal Tools at ai& | Tokyo

ai&

Full-time|On-site|Tokyo

Join the ai& Teamai& is a pioneering global AI technology company on a mission to fulfill the escalating demand for artificial intelligence solutions worldwide. Our dual vision focuses on becoming a leading AI lab specializing in localization and serving as a global provider of infrastructure and computing resources. We are constructing an integrated, optimized global platform that unites cutting-edge data centers, heterogeneous computing resources, and advanced model services. Our belief is that the most effective method to develop and scale AI is to control the entire stack from the ground up.At ai&, we empower dynamic teams with the autonomy necessary to confront significant challenges. Our strategy involves breaking down large-scale problems into manageable parts and collaboratively solving intricate issues. We are on the lookout for highly motivated, mission-driven individuals who exhibit strong personal initiative. Curiosity is the cornerstone of talent, and we seek individuals eager to grow alongside our evolving technology and expanding business.We are actively recruiting talent from around the globe, with offices located in Tokyo, San Francisco, Austin, and Toronto. We are excited to meet exceptional individuals regardless of their location.Role OverviewAs our Applied AI Engineer focusing on Internal Tools, you will develop the AI-powered systems and autonomous workflows that drive our internal operations at ai&. Being an AI-centric company, our operations, tools, and workflows must exemplify the capabilities of AI technology. Your mission is to ensure we achieve this standard.You will collaborate across all company functions — including engineering, finance, operations, data centers, and human resources — to pinpoint areas where AI can alleviate friction, automate tedious tasks, and significantly enhance team productivity. Your responsibilities will involve building internal tools, deploying AI agents, integrating our models and infrastructure into internal workflows, and continuously elevating the effectiveness with which ai& utilizes the technology we create.This role is high-impact and highly visible; the tools you develop will be utilized by every employee in the organization on a daily basis.Key ResponsibilitiesInternal AI Tool Development: Design and implement AI-enhanced internal tools that boost productivity across ai& teams, encompassing everything from internal dashboards and automation scripts to fully autonomous workflows.Agentic Workflow Deployment: Identify and replace manual, repetitive, or slow internal processes with agentic AI workflows. Deploy and maintain AI agents that manage internal tasks across various departments including finance, engineering, and operations.Model & Infrastructure Integration: Integrate our AI models and infrastructure into internal processes, ensuring seamless workflow and efficiency.

Mar 24, 2026

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AI Engineer at Tailor | Tokyo

tailor

Full-time|On-site|Tokyo

Empowering Ideas Through DeploymentAt Tailor, we strive to simplify the challenging aspects of product development, enabling everyone to become a creator. We envision a world where individuals can easily manifest their ideas, breaking down barriers between business and engineering while integrating diverse expertise and technologies.We welcome those who resonate with our mission to democratize product creation.About the Tailor PlatformWe provide the Tailor Platform, a solution that allows for rapid development of business systems, supporting a wider audience in becoming creators. In a nutshell, the Tailor Platform is a "Headless ERP for Enterprises" designed for large organizations (defined as those with over 3,000 employees) to offer core systems in a headless format.We have pioneered the launch of the world's first Headless ERP, significantly enhancing the flexibility and scalability of traditional ERP systems, which manage essential business functions like ordering, inventory, accounting, and organization. We are now expanding our reach into major Japanese corporations and mid-to-large enterprises in the U.S.The Environment We Operate InGlobally, mid-to-large companies are accelerating the trend of moving away from all-in-one package systems towards a combination of specialized cloud SaaS solutions tailored for specific use cases. The role of core systems, which underpin entire organizations, is evolving rapidly, necessitating systems that can adapt swiftly to changing business and technology environments while allowing for deep integrations with external software through APIs.As pioneers of the Headless ERP concept, we are building a next-generation business application infrastructure that innovates corporate activities. We have already established a solid track record in replacing SAP-based systems at leading companies and have built a reputation at large enterprises with over 30,000 employees.Specific ResponsibilitiesAs an AI Engineer, you will develop automation for our Tailor Platform using AI technologies, including ChatGPT. Your primary responsibilities will involve leveraging AI technologies and creating unique AI models to integrate into our products.Designing and implementing automation solutions using ChatGPT and other AI technologiesDeveloping customized AI models for our productsTraining, evaluating, and optimizing AI modelsProviding creative and effective solutions to technical challengesDevelopment EnvironmentMiddleware: Cloud Pub/Sub, MongoDB, Cloud Storage, Okta, Tailor PlatformMonitoring: DatadogEnvironment Setup: Docker, docker-compose, TerraformData Analysis: Cloud loggingLanguages: TypeScript, GO, CUE, cel-goFrameworks: Next.js, Playwright, vitestOthers: GitHub Copilot, WebStorm, GoLandRequired QualificationsStrong understanding of AI technologies and machine learning principlesExperience with programming languages such as TypeScript or GOAbility to work collaboratively in a team environmentCreative problem-solving skills to address technical challenges

Apr 25, 2024

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AI Success Engineer - Tokyo

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Full-time|On-site|Tokyo, Japan

About Our TeamAt OpenAI, our AI Success Engineer team collaborates with some of the most forward-thinking organizations globally to convert state-of-the-art AI technology into significant business advantages. We support our clients from their initial deployment to full-scale enterprise integration, focusing on technical integration, workflow enhancements, and ongoing program delivery.Our clientele includes rapidly growing digital startups, major global corporations, government entities, and educational institutions. Every project presents a unique opportunity to influence how AI transforms work, enhances productivity, and fosters innovation. This position is integral to that vision.About the PositionAs an AI Success Engineer, you will serve as the primary post-sales contact for OpenAI’s key clients. Your role involves ensuring account health and adoption, guaranteeing technical readiness, discovering new use cases, and delivering measurable value through our rapidly expanding platform.This position requires a blend of technical expertise, program management, customer consultancy, and product advocacy. You will work closely with customer teams to map workflows, oversee configurations, implement deployment strategies, and guide clients towards impactful use cases that highlight the comprehensive benefits of our platform.Collaboration with Sales, Solutions Architecture, Product, and Research teams is essential to provide a seamless and successful customer journey at every interaction. Success in this role is defined by accelerating customer adoption, enhancing activation depth, guiding strategic use cases to production, and assisting clients in demonstrating tangible business outcomes.Key Responsibilities:● Cultivate the technical relationship with post-sale customers, acting as their trusted advisor on deployment, adoption, and value realization.● Manage account health, adoption speed, and ongoing technical deployment success across your portfolio.● Develop expertise in all OpenAI products, including our API, Codex, ChatGPT Enterprise, and more, while conducting technical training and configuration sessions.● Identify and validate use cases by engaging with customer teams to understand workflows and challenges.● Coordinate account-level initiatives across multiple workstreams, including new product activation, change management, and customer deployment planning.● Build robust relationships with executive sponsors and technical stakeholders, aligning business objectives with OpenAI capabilities.● Transform customer goals into a strategic adoption roadmap with clear timelines, milestones, and KPIs.● Collaborate with Solutions Architecture, Product, Engineering, and Research teams to optimize customer success.

Aug 27, 2025

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AI Engineer - Transforming Business with Cutting-Edge AI

AnyMind Group

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At AnyMind Group, we are seeking a passionate and innovative AI Engineer to leverage the latest AI technologies, including Vibe Coding, to take charge of business design, prototype implementation, and operational automation at an unprecedented speed. You will utilize AI tools like Cursor and Claude as your pair programming partners, breaking conventional boundaries to create 'better ways' of doing things. We welcome individuals brimming with intellectual curiosity and a strong sense of ownership to join our dynamic team.Your ResponsibilitiesRapid Development and Implementation with AI Vibe Coding: Use AI tools (Cursor, Claude, ChatGPT, etc.) to swiftly develop solutions that address business challenges through a combination of natural language instructions and code generation.Advancing LLMO/AIO Consulting: Lead the optimization of information structures and website configurations to ensure AI can accurately reference and recommend corporate information in this evolving AI-driven search experience.Building Advanced Marketing Ops: Structure complex data by treating spreadsheets like relational databases, employing advanced functions and automation scripts to create sustainable operational workflows with zero manual input.Consensus Building with Business Impact Focus: Translate complex technical discussions into compelling 'business value' narratives that drive quick decision-making by executives and clients, using presentations designed to minimize cognitive load.Self-PoC for Business Hacks: While handling current tasks, concurrently design and implement automation systems for future tasks, continuously enhancing organizational productivity.

Feb 18, 2026

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Agentic AI Engineering Manager at Appier | Tokyo, Japan

Appier

Full-time|On-site|Tokyo, Japan

About AppierAppier is a leading software-as-a-service (SaaS) company that harnesses the power of artificial intelligence (AI) to enhance business decision-making. Established in 2012, our vision is to democratize AI and transform it into measurable return on investment (ROI) by making software intelligent. With 17 offices across APAC, Europe, and the U.S., Appier is publicly listed on the Tokyo Stock Exchange (Ticker number: 4180). Discover more at www.appier.com.About The RoleWe are at the forefront of developing agentic and recommendation products that revolutionize digital marketing. As the Engineering Manager, you will lead a dynamic team at the intersection of machine learning systems, large language model (LLM) orchestration, and enterprise SaaS, driving reliable and measurable outcomes for marketers—enabling faster execution, smarter budget allocation, and enhanced brand performance.Our mission is to create advanced Marketing Agents (e.g., Audience Agent, Campaign Agent, Insight Agent) and Consumer-Facing Agents (e.g., Service Agent, Sales Agent), all supported by a unified One Data Platform that facilitates trustworthy personalization and decision-making at scale.What You'll BuildAgentic Marketing Automation:Natural language task assignment: users articulate objectives and constraints in plain language, while agents strategize, execute, and report.Amplifying brand advantage: systems that empower strong brands to enhance performance while providing actionable insights for others.One Data Platform integration: consolidate identity, events, product catalog, and campaign data to ensure consistent decision-making across products.[Product Areas]Marketing AgentsAudience Agent: segmentation, targeting strategies, cohort insights, next-best audience.Campaign Agent: multi-step campaign planning, creative/testing suggestions, launch & iteration, performance diagnosis.Consumer-Facing AgentsService Agent: post-purchase journeys, retention, support deflection, cross-sell triggers.Sales Agent: lead qualification, outreach recommendations, pipeline nudges (where applicable).Recommendation products: ranking, next-best-action, uplift modeling, personalized content/channel selection.ResponsibilitiesEngineering LeadershipManage and mentor a talented team of engineers while collaborating closely with machine learning scientists to deliver enterprise-grade solutions.

Dec 24, 2025

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AI Support Engineer - Tokyo

OpenAI

Full-time|Hybrid|Tokyo, Japan

About Our TeamAt OpenAI, our User Operations team plays a crucial role in guiding our customers through the adoption of AI technologies, ensuring that their overall experience with our products is exceptional. We are pioneering the first support team in a post-AGI landscape, tackling complex challenges and providing technical guidance that empowers our clients to maximize the value and efficiency of our offerings. Collaborating closely with Sales, Technical Success, Product, Engineering, and other departments, we aim to deliver unparalleled customer experiences at scale. Our clientele ranges from innovative startups to established global enterprises, each with unique needs and backgrounds.About the RoleWe are seeking passionate, experienced individuals who are eager to address some of the most challenging problems our customers face and help us build our post-AGI support framework. In this role, you will interact with customers through support tickets and Slack, troubleshooting intricate issues and resolving often undefined technical challenges, while setting a standard for excellence within the team. You will work collaboratively with cross-functional teams to spearhead initiatives aimed at reducing bugs, enhancing features, and developing systems that elevate our customer experience. Your contributions will help us achieve industry-leading response times and service levels while fortifying our internal feedback processes in an increasingly complex environment. Your efforts will be vital in scaling our support organization by optimizing operational workflows and leveraging our technology to establish the next generation of the support team in the AI era. If you thrive in dynamic environments that prioritize impact, teamwork, and rapid problem-solving, you could be an ideal fit for our team.This position is based in Tokyo, utilizing a hybrid work model of three days in the office each week, with relocation assistance available for new hires. Candidates must be fully bilingual, proficient in both Japanese and English (spoken and written). Please submit your resume in English; the interview process will include discussions in both languages.Your Responsibilities Will Include:Engaging directly with customers to solve their most complex issues and provide comprehensive education on our platforms.Becoming a leading expert on all aspects of OpenAI products, ensuring customers utilize them to their fullest potential.

Jan 12, 2026

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Field Application Engineer - AI Solutions

ai&

Full-time|On-site|Tokyo

About ai&ai& is an innovative global AI technology firm committed to addressing the increasing demand for AI solutions worldwide. Our vision encompasses two primary objectives: to establish a leading AI laboratory focused on localization and to provide global infrastructure and computing resources. We are developing a cohesive and optimized platform that unifies next-level data centers, infrastructure, heterogeneous computing services, and advanced model capabilities. We believe in the effectiveness of controlling the entire stack to build and scale AI solutions efficiently.At ai&, we empower small, dedicated teams with the autonomy needed to confront significant challenges. Our strategy involves breaking down large problems into manageable parts and collaboratively solving intricate issues. We seek highly motivated, mission-driven individuals who exhibit strong personal initiative. Curiosity is the cornerstone of our talent, and we are on the lookout for individuals eager to grow alongside our advancing technology and expanding business.We are actively recruiting talent across the globe, with offices in Tokyo, San Francisco, Austin, and Toronto. We are enthusiastic about discovering exceptional talent wherever it may be.Role OverviewAs a Field Application Engineer for our AI Platform, you will serve as the technical liaison between ai& and our clients throughout the entire commercial relationship. Collaborating closely with the sales team during pre-sales activities, you will assist customers in understanding the capabilities of ai& and how they align with their specific challenges. You will remain engaged during onboarding, implementation, and ongoing support, ensuring customer success on our platform.This position requires a balance of technical expertise and clear communication. You should possess sufficient technical knowledge to collaborate effectively with customer engineers while being able to explain complex AI and inference concepts to a diverse audience, including business leaders and product teams. You excel at identifying customer needs and devising solutions to meet them.On the AI platform side, your responsibilities will encompass inference serving, model deployment, custom AI solutions, and agentic workflows. You will advocate for ai&'s capabilities in the field and relay customer insights back to our product and engineering teams.ResponsibilitiesTechnical Pre-Sales Collaborate with the sales team in pre-sales activities, lead technical discoveries, address detailed customer inquiries, conduct product demonstrations, and assist customers in evaluating the ai& AI platform against their needs.Technical Communication...

Mar 20, 2026

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AI Deployment Engineer - Tokyo, Japan

OpenAI

Full-time|Hybrid|Tokyo, Japan

About Our TeamThe Technical Success team is dedicated to empowering developers and enterprises to thrive in creating scalable production applications using the OpenAI API platform. We provide guidance and support to maximize value and adoption of our advanced models. Our clientele spans from burgeoning startups to well-established global corporations.About This RoleWe are seeking a technically proficient and business-oriented AI Deployment Engineer to collaborate closely with our most strategic high-impact platform customers. Your role will involve assisting them throughout the stages of application ideation, development, delivery, and scaling, thereby accelerating the value of their creations on our platform. You will engage with innovative use cases built on our API, acting as a vital channel for providing high-quality feedback to our Product and Research teams.This role is based in Tokyo, Japan, utilizing a hybrid work model of three days in the office each week, with relocation assistance available for new hires.Your Responsibilities Include:Engaging closely with our key platform customers, serving as their technical advisor in conceptualizing and developing innovative applications on our API.Offering proactive guidance to help customers maximize the business impact of their applications and expedite their journey to value.Experimenting and prototyping solutions tailored to customer needs.Building and nurturing relationships with customer leadership and stakeholders to ensure successful deployment and scaling of their applications.Contributing to our open-source resources for developers and enterprises.Enhancing the AI Deployment Engineering function through knowledge sharing, codifying best practices, and publishing resources in our internal and external repositories.Assessing, synthesizing, and delivering impactful feedback to the Product and Research teams.Leveraging your expertise in Python and JavaScript programming.Ideal Candidate Profile:Possess 5+ years of experience in technical consulting or a related role.Expertise in Python and JavaScript programming.

Mar 25, 2026

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AI Engineer at Tailor | Tokyo

tailor

Full-time|On-site|Tokyo

Transforming Ideas into RealityAt Tailor, we strive to simplify the complexities of product development, enabling anyone to become a creator. Our vision is a world where individuals can seamlessly bring their ideas to life, breaking down barriers between business and engineering, and integrating diverse expertise and technologies.We are on the lookout for those who resonate with our mission to 'democratize product development'.About Tailor PlatformWe provide the Tailor Platform, designed for rapid construction of operational systems, empowering more individuals to become product creators. In brief, the Tailor Platform is a 'Headless ERP for Enterprises', delivering core systems in a headless format for large enterprises (defined as companies with over 3,000 employees).We have pioneered the world's first 'Headless ERP', significantly enhancing the flexibility and scalability of traditional ERP systems, and are expanding our offering to major corporations in Japan and the U.S.The Market We Are ChallengingThe ERP market represents approximately 30% of the overall software industry, making it a colossal sector. Globally, the ERP software market reached $48 billion in 2022 and is projected to double to $96 billion by 2032 (source: Precedence Research).In Japan, the overall software market is expected to grow from over ¥5 trillion in 2024 to over ¥8.5 trillion by 2029, with ERP systems at the core of this enormous growth.As a pioneer of Headless ERP, we are building the next-generation business application foundation that brings innovation to corporate activities. Our systems are already being adopted by leading companies and large enterprises with over 30,000 employees.Professional ServicesOur Professional Services division delves deeper into solving our clients' challenges. In Japan, many companies outsource system development rather than develop in-house. We offer a range of services including backend application development on the Tailor Platform, frontend application development, and business consulting.Support for IT strategy formulation (SMO)PMO support including application implementationTo enhance our clients' competitive edge and solve management challenges, it's vital to increase adaptability to changes. Leveraging the advantages of the Tailor Platform requires a shift from traditional development frameworks to a more agile and flexible approach to product development and organizational design.

Mar 3, 2025

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AI/ML Quality Engineer

Woven by Toyota

Full-time|On-site|東京都中央区

About Woven by ToyotaWoven by Toyota contributes to Toyota's transformation into a mobility company that emerges once in a century. Inspired by our history of continuous invention for others, our mission is to redefine mobility and expand how it contributes to society, consistently challenging the norms of mobility through innovations that prioritize humanity.Our activities are centered around four pillars: Autonomous Driving and Advanced Driver Assistance Systems (AD/ADAS), Arene, a vehicle software production platform for Software Defined Vehicles (SDV), Woven City, our mobility testing course, and Cloud & AI, which supports a collaborative infrastructure. These teams work in unison to realize a society with zero accidents and the mass production of happiness.=========================================================================About the TeamThe Global Safety and Quality team ensures that the technical development across Woven by Toyota complies with safety, security, and quality standards in accordance with domestic and international regulations, as well as Toyota Group's internal standards. In this role, you will act as a quality expert for AI technology, effectively integrating the latest industry standards and best practices into the development process, driving the creation of high-quality and safe AI technologies. You will play a vital role in ensuring that AI technologies are safely integrated into vehicles and delivered as reliable products to our customers, collaborating with specialized teams across requirements definition, design, verification, tools development, and product quality management.

Oct 10, 2025

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Associate Applied AI Engineer - Orbit Program

Celonis

Full-time|On-site|Tokyo, Japan

Join Celonis as an Associate Applied AI Engineer in our innovative Orbit Program, where you will contribute to cutting-edge AI solutions that drive business transformation. Collaborate with a dynamic team of experts to design, implement, and optimize AI-driven applications that enhance operational efficiency and decision-making processes.

Mar 18, 2026

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Technical Staff Member - Machine Learning Engineer / Scientist (Japanese Localization)

liquid-ai

Full-time|On-site|Tokyo

Join Our Innovative TeamAt liquid-ai, we are not merely creating AI models—we are revolutionizing the very framework of intelligence. Emerging from MIT, our goal is to develop cutting-edge AI systems that excel at any scale. Our Liquid Foundation Models (LFMs) perform where others fall short: on devices, at the edge, and under the pressure of real-time demands. We are not just iterating on traditional concepts—we are designing the future.We recognize that exceptional talent drives remarkable technology. The liquid-ai team is a collective of elite engineers, researchers, and innovators dedicated to crafting the next generation of artificial intelligence. Whether you are involved in shaping model architectures, enhancing our development platforms, or facilitating enterprise deployments—your efforts will directly influence the evolution of intelligent systems.

Sep 29, 2025

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Enterprise AI Security Engineer at Mercari - Tokyo

Mercari, Inc.

Full-time|On-site|Minato City, Tokyo, Japan

We are seeking a passionate Enterprise AI Security Engineer to join our dynamic team at Mercari. In this role, you will be at the forefront of securing our AI-driven initiatives, focusing on building robust security measures for our internal AI agent platforms and solutions. You will collaborate with the AI Taskforce, engineering, and IT teams to design and implement secure infrastructures that align with our stringent security standards while ensuring a seamless user experience.

Mar 11, 2026

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Backend Engineer (AI/LLM) - Mercari Marketplace

Mercari, Inc.

Full-time|On-site|Minato City, Tokyo, Japan

Join Our Team as a Backend Engineer (AI/LLM)Are you passionate about harnessing the power of artificial intelligence and large language models to create innovative solutions? At Mercari, we are looking for a skilled Backend Engineer to join our dynamic AI/LLM team within the Mercari Marketplace. Your expertise will help us design, develop, and maintain robust backend systems that drive our cutting-edge AI and machine learning applications.Your role will involve close collaboration with machine learning researchers, data scientists, and other stakeholders to deliver impactful user experiences. If you are eager to make a difference and contribute to a mission that empowers people through technology, we would love to hear from you!

Feb 13, 2026

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Machine Learning Engineer - Human Centered AI

Woven by Toyota

Full-time|On-site|東京都中央区

About Woven by Toyota Woven by Toyota supports Toyota’s shift toward becoming a mobility company for the next century. Drawing on a legacy of continuous invention, the team aims to broaden what mobility means and how it serves society. Human-centered innovation guides their approach as they challenge established ideas in the mobility space. Woven by Toyota’s work centers on four main areas: Autonomous Driving and Advanced Driver Assistance Systems (ADAS) Arene, the vehicle software production platform for Software Defined Vehicles (SDV) Woven City, a real-world testbed for mobility solutions Cloud & AI digital infrastructure supporting these initiatives Core business functions support these teams as they work together to create safer roads and aim for widespread happiness through improved mobility.

Apr 17, 2026

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AI Business Development Manager – Japan

Upstage AI

Full-time|Remote|Remote job

About Upstage:At Upstage, we are devoted to addressing complex business challenges through innovative AI technology. Our vision, 'Making AI Beneficial,' drives our mission of 'Building intelligence for the future of work.' We deliver impactful AI products and solutions designed to enhance corporate productivity by facilitating complex decision-making and minimizing costs beyond mere automation. Our goal is to empower companies to transform their operational processes and achieve growth with efficiency.We pride ourselves on providing 'easy-to-apply AI solutions' that make AI accessible to all. Our suite of APIs allows businesses to seamlessly incorporate world-class AI models across diverse sectors, contributing substantially to their success. By optimizing Large Language Model (LLM) technologies for business applications, we offer Private LLM services that enhance productivity and operational efficiency, ensuring that AI is harnessed positively within society. Additionally, our Upstage Document AI leverages cutting-edge OCR and information extraction technologies to automate and streamline cumbersome document processing.We are developing one of the world's most powerful multilingual Large Language Models (LLMs) and enterprise-ready Generative AI products, including Document AI. In Japan, we are strategically expanding into vital industries such as finance, insurance, manufacturing, and healthcare through a direct and partner-led go-to-market strategy.

Jul 14, 2025

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