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Migaku

Senior Frontend Developer

Migaku is a powerful Chrome extension and mobile app that transforms websites into effective language learning materials, helping users master new languages through immersive content.

engineeringremoteTokyo, JP
¥8M - ¥14M
full-time

Experience Requirements:

  • 5+ years of experience in software development

  • Deep experience with Vue 3 + Composition API and ideally Nuxt.js

  • Proficient in CSS with familiarity in Tailwind, SCSS, BEM, and preprocessors like Autoprefixer

  • Knowledge of project root folder tools such as ESLint, Stylelint, and Prettier

  • Experience with bundlers like Vite

Other Requirements:

  • Strong passion for language learning

  • "Ship-first" mindset who takes initiative and is willing to embrace technical debt

Responsibilities:

  • Maintain and develop new features for all our web-based assets: Website, iOS & Android Apps, Browser Extension, and Web App

  • Collaborate with team members on integration work across different platforms

  • Implement pixel-perfect versions of UI designs and ensure fluid animations

  • Interact with users to triage and fix issues

  • Write and maintain unit and end-to-end tests to ensure high-quality code

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LegalOn

Bilingual (JPN/ENG) Account Executive

LegalOn is an AI-powered platform for contract review, helping legal teams negotiate stronger contracts up to 85% faster with its advanced capabilities.

salesonsiteTokyo, JPfull-time

Experience Requirements:

  • 4+ years of experience as an Account Executive, or 3+ years in the legal industry working with attorneys/contracts managers, and/or VP/C-level executives

Other Requirements:

  • fluent in both Japanese and English

  • excellent communication skills

  • strong work ethic

  • proven track record of success in SaaS sales

  • Experience in the legal/legaltech industry is a big plus!

  • self-motivated individual with a passion for sales, growth, and technology

Responsibilities:

  • Identify potential customers and generate new business opportunities

  • Identify opportunities to expand accounts with Japanese customers that have a US presence

  • Contact and qualify potential customers

  • Set appointments and follow up on opportunities

  • Collaborate with the sales development and Marketing teams to develop strategies for reaching sales targets

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Notion

Enterprise Premium Support Agent, Japan

Notion is an all-in-one workspace blending note-taking, project management, and collaboration with AI assistance. Write. Plan. Collaborate.

engineeringonsiteTokyo, JPfull-time

Experience Requirements:

  • You have at least 10+ years of experience in B2B customer-facing technical roles, such as technical support, technical account management, or solutions engineering

Responsibilities:

  • Provide white-glove, dedicated account support to enterprise customers, acting as a technical advisor and point of escalation for complex support issues

  • Partner with Sales, Customer Success, and Professional Services teams to ensure seamless onboarding, product adoption, and expansion for key enterprise accounts

  • Lead the troubleshooting and resolution of advanced technical issues across Notion’s platform and embedded partner applications

  • Act as a bridge between customers and Notion’s engineering team by reproducing issues and driving resolution through detailed bug reports

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Realca

準委任契約

Realca Co., Ltd. develops real-time AI systems for applications and the web, offering services like AI image recognition PoC and participating in AI research and development projects.

engineeringonsiteTokyo
40万円 - 60万円
contract

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Realca

IT技術職

Realca Co., Ltd. develops real-time AI systems for applications and the web, offering services like AI image recognition PoC and participating in AI research and development projects.

engineeringonsiteTokyo
25万円 - 40万円
full-time

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Realca

AI研究開発職

Realca Co., Ltd. develops real-time AI systems for applications and the web, offering services like AI image recognition PoC and participating in AI research and development projects.

engineeringonsiteTokyo
30万円 - 40万円
full-time

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FastLabel

エンタープライズ営業

FastLabel provides professional services and products for high-quality data, essential for AI development. They offer annotation services, model development support and a data platform.

saleshybridTokyo
600万円 - 900万円
full-time

Benefits:

  • Various insurance complete (health insurance, employee pension, employment insurance, worker's accident compensation insurance)

  • Commuting allowance

  • Qualification acquisition support system

  • Referral adoption support system (employee referral allowance, lunch expense subsidy)

Experience Requirements:

  • More than 3 years of corporate sales experience

  • Logical thinking ability, advanced negotiation skills, and the ability to involve people

  • Highly motivated to actively acquire technical knowledge and keep up with trends

Responsibilities:

  • Account plan promotion based on annual activity plan

  • Business negotiations

  • Proposal creation

  • Closing deals

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FastLabel

インサイドセールス

FastLabel provides professional services and products for high-quality data, essential for AI development. They offer annotation services, model development support and a data platform.

saleshybridTokyo
500万円 - 650万円
full-time

Benefits:

  • Various insurance complete (health insurance, employee pension, employment insurance, worker's accident compensation insurance)

  • Commuting allowance

  • Qualification acquisition support system

  • Referral adoption support system (employee referral allowance, lunch expense subsidy)

Experience Requirements:

  • More than 1 year of experience in corporate sales or equivalent

  • High level of autonomy to define and solve problems

  • Ability to involve people through smooth communication with other departments and partner companies

  • Ability to communicate in Japanese

Responsibilities:

  • Execution of operations according to the sales process

  • Exhibition at webinars/exhibitions

  • Hearing to prospective customers and negotiating business opportunities using telephone and online sales tools

  • Operation/improvement of MA/CRM tools such as Salesforce

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FastLabel

エンタープライズ営業(経験者)

FastLabel provides professional services and products for high-quality data, essential for AI development. They offer annotation services, model development support and a data platform.

saleshybridTokyo
800万円 - 1200万円
full-time

Benefits:

  • Various insurance complete (health insurance, employee pension, employment insurance, worker's accident compensation insurance)

  • Commuting allowance

  • Qualification acquisition support system

  • Referral adoption support system (employee referral allowance, lunch expense subsidy)

Experience Requirements:

  • More than 3 years of enterprise sales experience

  • Logical thinking ability, advanced negotiation skills, and the ability to involve people

  • Highly motivated to actively acquire technical knowledge and keep up with trends

Responsibilities:

  • Account plan promotion based on annual activity plan

  • Business negotiations

  • Proposal creation

  • Closing deals

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FastLabel

プロジェクトマネージャ-(未経験者歓迎)

FastLabel provides professional services and products for high-quality data, essential for AI development. They offer annotation services, model development support and a data platform.

producthybridTokyo
450万円 - 700万円
full-time

Benefits:

  • Various insurance complete (health insurance, employee pension, employment insurance, worker's accident compensation insurance)

  • Commuting allowance

  • Qualification acquisition support system

  • Referral adoption support system (employee referral allowance, lunch expense subsidy)

Experience Requirements:

  • Those who can work positively on contributing to customers' projects while communicating closely with customers

  • Those who are highly motivated to actively acquire technology and knowledge and have a high desire to learn

  • Ability to involve people through smooth communication with other departments and partner companies

  • Native-level Japanese language ability

Responsibilities:

  • Project management: overall process design (WBS creation), progress management, resource management

  • Specification design: Designing teacher data specifications based on hearing customer issues and business requirements

  • Delivery: Creation of detailed requirements documents and operation manuals, explanation of procedures to annotators, quality control, delivery support

  • Delivery process improvement: analysis and improvement of project management and quality control processes

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FastLabel

シニアコンサルタント / マネージャー候補(経験者)

FastLabel provides professional services and products for high-quality data, essential for AI development. They offer annotation services, model development support and a data platform.

producthybridTokyo
800万円 - 1200万円
full-time

Benefits:

  • Various insurance complete (health insurance, employee pension, employment insurance, worker's accident compensation insurance)

  • Commuting allowance

  • Qualification acquisition support system

  • Referral adoption support system (employee referral allowance, lunch expense subsidy)

Experience Requirements:

  • 2+ years of project management experience at an AI vendor, SIer, or consulting firm, or management experience in multiple AI development projects

  • Experience in proposing continuous projects and up-selling/cross-selling to customers

  • Those who are highly motivated to actively acquire technology and knowledge and have a high desire to learn

  • Ability to involve people through smooth communication with other departments and partner companies

  • Native-level Japanese language ability

Responsibilities:

  • Project management: overall process design (WBS creation), progress management, resource management

  • Specification design: Designing teacher data specifications based on hearing customer issues and business requirements

  • Delivery: Creation of detailed requirements documents and operation manuals, explanation of procedures to annotators, quality control, delivery support

  • Delivery process improvement: analysis and improvement of project management and quality control processes

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FastLabel

マネージングコンサルタント

FastLabel provides professional services and products for high-quality data, essential for AI development. They offer annotation services, model development support and a data platform.

producthybridTokyo
1000万円 - 1500万円
full-time

Benefits:

  • Various insurance complete (health insurance, employee pension, employment insurance, worker's accident compensation insurance)

  • Commuting allowance

  • Qualification acquisition support system

  • Referral adoption support system (employee referral allowance, lunch expense subsidy)

Experience Requirements:

  • Experience promoting projects while building deep relationships of trust with customers

  • Those who are highly motivated to actively acquire technology and knowledge and have a high desire to learn

  • Ability to involve people through smooth communication with other departments and partner companies

  • 2+ years of PM/PL experience in system implementation projects at consulting firms, SIers, or software vendors

Responsibilities:

  • Project management: overall process design (WBS creation), progress management, resource management

  • Detailed requirements definition: identifying, organizing, and coordinating requirements based on specifications and data

  • Delivery: Creation of detailed requirements documents and procedure manuals, explanation of procedures to workers, work quality control, delivery support

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FastLabel

テックリード

FastLabel provides professional services and products for high-quality data, essential for AI development. They offer annotation services, model development support and a data platform.

engineeringhybridTokyo
900万円 - 1200万円
full-time

Benefits:

  • Various insurance complete (health insurance, employee pension, employment insurance, worker's accident compensation insurance)

  • Commuting allowance

  • Qualification acquisition support system

  • Referral adoption support system (employee referral allowance, lunch expense subsidy)

Experience Requirements:

  • 5+ years of experience designing and implementing complex systems

  • Extensive experience in architectural design and technical decision-making

  • Knowledge and practical experience in maintaining and improving code quality

  • Experience in code review and maintaining/improving code quality

  • Network/database knowledge

Responsibilities:

  • Lead the design, implementation, and release of products in the AI platform "FastLabel" development team, demonstrating technical leadership.

  • Address technical debt, introduce new technologies, and optimize system scalability and performance.

  • Promote the improvement of the technical capabilities of the entire team.

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FastLabel

フロントリードエンジニア

FastLabel provides professional services and products for high-quality data, essential for AI development. They offer annotation services, model development support and a data platform.

engineeringhybridTokyo
800万円 - 1150万円
full-time

Benefits:

  • Various insurance complete (health insurance, employee pension, employment insurance, worker's accident compensation insurance)

  • Commuting allowance

  • Qualification acquisition support system

  • Referral adoption support system (employee referral allowance, lunch expense subsidy)

Experience Requirements:

  • Proficient in TypeScript with 3+ years of front-end development experience

  • Experience in code review and maintaining/improving code quality

  • Interface design and code implementation that considers needs and usability

Responsibilities:

  • Front-end feature development and improvement

  • Lead design, implementation, testing, and release based on the feature development roadmap

  • Performance optimization through code refactoring and architecture improvement

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SHIELD

Senior Business Development Representative

SHIELD is a device-first fraud intelligence platform that helps digital businesses stop fraud and build trust with Device Intelligence, AdShield, and Feature AI Engine.

salesonsiteTokyofull-time

Experience Requirements:

  • Minimum 2 years tech sales experience

Responsibilities:

  • Represent SHIELD across the region, identify all potential business opportunities through cold outreach such as cold calling and social platforms (LinkedIn). This involves researching companies, identifying the key business decision makers, and generating leads.

  • Present and demonstrate SHIELD’s solutions to C-suite and relevant business leaders.

  • Work closely with SHIELD’s Subject Matter Experts and Technical Account Managers in performing demos and running trials to close deals.

  • Update the CRM system with the relevant information. This includes all customer interactions from LinkedIn messages, calls and emails.

  • Follow up and speak with prospects that have attended events with the purpose of booking meetings, seeking out more senior level contacts, as necessary свидетельствующими.Write succinct business emails to current customers as well as introduction emails, promoting SHIELD’s solutions and updates.Deliver to overall SHIELD business objectives and specific KPIs.

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ExecutiveSearch.AI

Candidate Manager I

AI-powered executive search firm in Tokyo, using AI to identify and approach top talent for tech companies in Japan.

recruitingremoteShibuya, Tokyo, JPfull-time

Experience Requirements:

  • Previous experience as a tech recruiter with a track record of making placements in complex organizations

  • Strong empathy and people skills

  • Fluency in Japanese and English or demonstrated study towards fluency in both languages

  • Experience with CRM, ATS, or other sales tracking tools

  • Above-average technical aptitude among your peers

Responsibilities:

  • Handpick target lists of candidates for jobs at our clients.

  • Meet the best and hardest-to-reach candidates in Japan’s tech industry.

  • Be their professional career advisor and guide them towards the best career decisions.

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Ingenta AI

Senior AI Engineer

Ingenta AI provides value-centered AI solutions using Graph AI technology for various industries, including e-learning, e-commerce, and drug discovery. Their solutions aim to improve efficiency and create new business models.

engineeringonsiteTokyo, JPfull-time

Education Requirements:

  • BS or MS degree in Computer Science or a related field, or equivalent work experience.

Responsibilities:

  • Maintain deployed AI/ML models, ensuring their reliability and performance over time.

  • Design and develop AI/ML models and algorithms to drive innovative applications and products.

  • Perform data mining, data cleaning, and data preprocessing.

  • Conduct experiments and prototype new models to evaluate their performance and potential impact.

  • Collaborate with cross-functional teams, including AI scientists, product managers, and software engineers, to understand business needs and develop scalable and efficient AI/ML solutions.

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Ingenta AI

Senior Backend Engineer

Ingenta AI provides value-centered AI solutions using Graph AI technology for various industries, including e-learning, e-commerce, and drug discovery. Their solutions aim to improve efficiency and create new business models.

engineeringonsiteTokyo, JPfull-time

Education Requirements:

  • BS (or higher) in Computer Science, or a related field.

Experience Requirements:

  • 5+ years of production level experience in one of: Python, Go, Rust or similar language.

Responsibilities:

  • Build services, products and infrastructure at the intersection of machine learning and distributed systems.

  • Lead/contribute to engineering efforts from design to implementation, solving complex technical challenges around scalability, reliability and resiliency.

  • Design and build advanced CI/CD infrastructure and pipelines; help teams debug and build projects and workflows

  • Mentor early career engineers; provide technical and cultural guidance

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Ingenta AI

Senior Frontend Engineer

Ingenta AI provides value-centered AI solutions using Graph AI technology for various industries, including e-learning, e-commerce, and drug discovery. Their solutions aim to improve efficiency and create new business models.

engineeringonsiteTokyo, JPfull-time

Experience Requirements:

  • 3+ years of software development experience, with an emphasis on modern frontend technologies (TypeScript/React/Next.js) and building delightful user interfaces.

Responsibilities:

  • Understand the business scenarios, collaborate with UI/UX designers, Product Managers, and customers to explore and brainstorm new features which yield business value.

  • Lead or own the frontend design of new features and drive the implementations.

  • Develop and execute according to both short- and long-term roadmaps. Make effective tradeoffs that consider business priorities, user experience, and a sustainable technical foundation.

  • Follow the best software development practices, and hold the high engineering bar for the team by regularly leading design, code review and test plan reviews.

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Google DeepMind AI Tools

Research Scientist, Generative Models - Tokyo

A suite of AI tools from Google DeepMind including Gemini, Veo, Imagen 3, and AlphaFold.

scienceonsiteTokyo, JPfull-time

Education Requirements:

  • PhD in a relevant technical field or equivalent practical experience

Experience Requirements:

  • Research and development experience in media generative and/or restoration models, including but not limited to audio, images, video, and language

  • Experience coding in one of the following programming languages including but not limited to: Python, C or C++

Responsibilities:

  • Research and development of new technologies for audio generative models including text-to-speech, audio restoration and separation, and music and environmental sound generation.

  • Collaborate with other research scientists and engineers to implement prototypes for new products, and work with product groups in Google to identify and implement approaches that AI can be used to improve existing and/or create brand-new Google products.

  • Report and present research findings and developments clearly and efficiently both internally and externally, verbally and in writing.

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