Top Tech Jobs & Startup Jobs in Tokyo

Execute procurement operations including sourcing events, negotiations, contract management, supplier relationship management, spend analysis, KPI improvement, and issue resolution. Support guided buying and collaborate with procurement teams, suppliers, and market users. Perform accounts payable invoice quality checks, resolve supplier queries, maintain procurement documentation, and provide training. The role requires onsite work in Tokyo and advanced to native Japanese and English proficiency.

Develop and close new B2B business for Build.io in Japan across the full sales cycle. Responsibilities include prospecting, qualification, demonstrations, proposals, negotiations, pipeline management, partner development, technical evaluations, migrations, customer expansion, forecasting, and market feedback. The role requires collaboration with engineering, product, leadership, and international teams while selling cloud infrastructure and developer tooling to technical and business stakeholders.

Own product direction for an AI-native AEC platform and its MEP and construction applications. Work directly with customers and construction sites to identify opportunities, shape evidence-based product pitches, prototype solutions with AI coding agents, and build and ship selected bets alongside engineers. The role requires strong AEC experience, technical fluency, customer communication, and the ability to translate industry needs into buildable product initiatives.

Interns work on real projects at ispace across engineering, mission operations, production/AIT, IT, legal, finance, and business teams. The program emphasizes specialized technical contributions, collaboration with experienced professionals, and career development. Internships may be part-time or full-time, with a preference for commitments of six months or longer. Roles are based onsite at the Tokyo office, and English or Japanese proficiency is mandatory. Visa and relocation support are available as needed.

Owns account management and regional sales growth for Parameta Solutions across Japan. Responsibilities include managing strategic accounts, renewals, pipeline forecasting in Salesforce, upselling and cross-selling, territory planning, client engagement, and collaboration with sales, product, marketing, channel, and brokerage teams. The role requires financial market data and analytics sales experience, knowledge of OTC markets, fluency in English and Japanese, and use of CRM, sales, analytics, and cloud technologies.

Deploys, integrates, operates, and supports large-scale AI infrastructure in customer environments across Japan. Responsibilities include managing Kubernetes and Helm platforms, troubleshooting distributed systems and networking issues, developing automation tools and workflows, supporting production environments, and advising customers throughout implementation. The role requires collaboration with customers and engineering teams, advanced Python skills, cloud-native expertise, and fluent Japanese and professional English communication.

Provides client-facing consulting, implementation, and production support for Murex enterprise risk management solutions covering credit risk, xVA, market risk, VaR, limits management, and risk operations. Responsibilities include solution configuration, testing, deployment, client communications, training, delivery coordination, documentation, dashboards, and collaboration with product and development teams. Requires business-level Japanese, technical scripting and database knowledge, strong analytical and communication skills, and regional APAC/SEA travel.

Leads supplier quality, capability, qualification, and continuous improvement activities for complex optical components and assemblies. The role evaluates supplier technologies, drives NPI readiness, conducts audits and risk assessments, resolves quality issues using structured methodologies, and improves yield, process capability, and supply continuity. It partners with engineering, manufacturing, procurement, supply chain, and suppliers while reporting performance metrics and providing technical guidance on precision optics manufacturing, coatings, metrology, contamination control, and assembly.

Lead and coordinate robotics product development and deployment projects for Japanese logistics customers. Design, build, monitor, and optimize robotic systems across the technology stack; guide system architecture; support commissioning, debugging, root-cause analysis, feature triage, and operational reliability. Collaborate with customers, system integrators, and U.S.-based engineering teams while identifying technical risks and driving architectural decisions.

Leads finance business partnering for Japan and a regional district, advising senior leadership through advanced financial modeling, FP&A, forecasting, risk analysis, investment evaluation, and strategic planning. Oversees financial performance, governance, process improvements, executive reporting, and cross-functional initiatives. Mentors finance team members and requires native Japanese, business-level English, and substantial corporate finance or FP&A experience.