Top Tech Jobs & Startup Jobs in Tokyo

Researcher supporting political, regulatory, security, operational, and reputational risk analysis across Asia Pacific and globally, with a focus on Japanese clients. Responsibilities include open-source research, data collection, report writing, evaluating methodologies and technologies, and contributing to consulting engagements. The role requires strong Japanese and English fluency, geopolitical awareness, clear writing, presentation skills, and a relevant master’s degree.

Leads systems engineering and cross-functional execution for heavy-haul mining drive systems. Defines system requirements, develops technical concepts, guides design and validation through new product introduction, and influences technical strategy. Collaborates with engineering, supply chain, commercial teams, and customers. The role includes prototype and production testing, troubleshooting, field support at mines and customer sites, technical documentation, and engineering leadership. Moderate travel and physical access to large mining trucks and test facilities are required.

Rotational management trainee program across logistics & operations, business development, and an international placement. Gain supply chain, commercial, and cross-cultural experience, mentorship, and potential full-time employment upon completion.

Manage commercial real estate site selection and acquisition transactions across APAC from initial scouting through closing. Responsibilities include due diligence, transaction tracking, LOI preparation, contract administration, stakeholder coordination, site studies, permitting, incentives, valuations, reporting, and closing support. The role requires managing complex transactions, dashboards, consultants, legal documentation, and multiple projects while coordinating internal teams, external stakeholders, and government agencies.

Own Ahrefs’ brand voice and messaging across websites, campaigns, product communications, events, conference talks, and social media. Write and edit copy hands-on, define positioning for the company and products, maintain consistency across teams, and secure adoption of messaging. The role also involves creating video scripts and speech content, collaborating with social media, and explaining technical products clearly to marketers and experts.

Serve as a strategic HR business partner for assigned groups, advising leaders on talent management, workforce planning, performance, compensation, employee relations, and organizational design. Drive people programs, conduct investigations and PIPs, support lifecycle processes, and use data to improve engagement, retention, and performance.

Lead OpenAI’s creative vision and execution in Japan, translating global brand strategies into culturally resonant local work while developing original ideas. Direct campaigns across digital, content, events, partnerships, and experiential marketing; guide agencies, creators, and design partners; mentor creative talent; and evolve Japan’s visual identity and creative frameworks while maintaining global brand consistency.

Designs and delivers retail technology solutions in Japan, supporting pre-sales demonstrations, RFPs, technical proposals, partner enablement, implementation coordination, testing, troubleshooting, and customer presentations. Translates business and technical requirements into solution designs, collaborates with global Product and Engineering teams, validates deployments, supports installations and UAT, and maintains technical documentation. Requires fluent Japanese and business-level English, with occasional travel within Japan.

Provides administrative and operational support for Fever’s Candlelight events across Japan. Responsibilities include preparing purchase orders, managing documentation, reviewing supplier invoices, supporting payment processes, coordinating with internal teams and external partners, tracking deadlines, and checking event information for accuracy. The role requires fluent Japanese, working English, strong organization, attention to detail, spreadsheet proficiency, and the ability to work independently in a fast-paced international environment.

Designs and builds electrical and mechanical test rigs for quantum microfabricated devices. Develops test plans, conducts electronics characterization and experimental validation, evaluates testing methodologies, collaborates with chip and electronics designers, and documents procedures and results. The role requires electronics engineering, PCB and schematic design, high-frequency signal measurement, embedded systems, FPGA-based automation, and strong technical documentation skills.