Top QA Engineer Jobs in Japan

Join Micron as a Semiconductor Engineer to improve production processes and workflows in a team-focused, supportive environment. No prior experience needed.

Leads regional and local quality functions, process improvement, quality planning, metrics, statistical process controls, and internal audits. Uses root cause analysis and CAPA to resolve nonconformances and improve business performance. Develops process maps, mentors and cross-trains staff, supports accreditation and regulatory compliance, and facilitates improvement teams. Requires detailed knowledge of quality systems, auditing, ISO standards, Lean Six Sigma, and business-level Japanese and English proficiency.

The Head of Business Operations for Safety and Quality at Woven by Toyota drives strategy, governance, and transformation initiatives, ensuring operational excellence and risk management across the Safety & Quality organization while engaging with stakeholders globally.

Maintain and improve supplier quality for diagnostic components. Responsibilities include handling internal defect reports, registering defects in systems, communicating with suppliers, investigating root causes, implementing corrective actions, and managing supplier 5M changes. Future duties include supplier quality assessments, onsite audits, and process checks for new or changed suppliers. The role requires technical drawing literacy, PC skills, fluent Japanese, basic English reading, collaboration, problem-solving, and domestic and international travel.

QA Engineers will support quality assurance activities for GMS products and solutions while contributing to innovation and product development. The description provides no specific responsibilities, qualifications, technologies, location, salary, travel, or clearance details.

QA Engineers will support quality assurance activities for GMS products and solutions. The provided description contains limited role-specific details and does not list particular testing responsibilities, technologies, qualifications, compensation, travel, or clearance requirements.

Internship QA Engineer supporting Binance’s compliance and digital finance products. Responsibilities include understanding business and technical scenarios, designing and reviewing test cases, executing functional and regression testing, tracking defects, and developing automation scripts. Requires hands-on Java coding, MySQL familiarity, QA methodology knowledge, analytical and troubleshooting skills, communication, and a five-day-per-week commitment.

Participate in testing backend microservices across APIs and service integrations. Design and execute functional, integration, and regression tests; track defects; validate MySQL data, idempotency, Kafka messaging, Redis state, and cross-service behavior. Build Java-based automated test suites using tools such as JUnit, TestNG, and REST Assured. Collaborate with developers and product managers, and use AI tools to improve testing coverage and efficiency.

Participate in Android and iOS app testing, including functional and regression testing. Design, execute, and review test cases; identify, track, and verify bug fixes; and collaborate with developers and product managers to resolve issues. Use AI tools to improve testing efficiency and coverage. This is a six-month, full-time early-career program requiring five days per week.

Own quality strategy and release readiness for assigned product areas in Dialpad’s AI communications platform. Responsibilities include functional, integration, regression, exploratory, UI, API, and end-to-end testing; maintaining automated test suites; validating enterprise workflows and AI capabilities; investigating failures; reporting defects; performing root-cause analysis; and collaborating with Japanese, APAC, and global stakeholders to improve quality and release confidence.

Design and execute comprehensive test plans for dApps and smart contracts, perform unit/integration/end-to-end testing, run security audits and vulnerability assessments, automate tests within CI/CD pipelines, monitor quality metrics, debug issues, and collaborate with developers and product managers to ensure reliable DeFi/EVM-compatible applications.

Responsible for maintaining and improving product quality in manufacturing, leading quality control efforts, handling customer complaints, and collaborating cross-functionally on quality projects.

Conduct functional, performance, security, and automation testing for blockchain products and DApps. Participate in requirements and architecture reviews, build automation test cases and tools, design performance and stability tests (including chaos engineering), and establish blockchain testing frameworks. Include browser testing for blockchain-enabled browsers.

The QA Specialist ensures linguistic and technical quality of English subtitles from Japanese content, collaborating with teams and managing translators to uphold standards and resolve issues.

The Quality Assurance Architect will develop and manage QA strategies, oversee testing frameworks, mentor teams, and ensure quality governance for robotics systems across agile teams.

Execute functional, regression, compatibility, and event-tracking tests across Android, iOS, Web, and Admin platforms. Prepare test data, reproduce production issues, document clear bug reports, verify fixes through closure, and maintain test case documentation. The role involves using existing QA tools, scripts, spreadsheets, and online test platforms within a mature testing process.

Lead end-to-end QA for Fiat/BigPay: plan tests, design and execute cases across App/Web/Backend/Admin, maintain Python pytest+k6 automation framework, drive feature and edge-case testing, and collaborate cross-functionally to close quality loops.

Join the Product Regulatory Engineering team to evaluate product environmental impact, ensure compliance with RoHS/REACH/WEEE/PFAS/TSCA/Prop65, perform XRF material testing and manage XRF lab, maintain compliance databases (IPC-1752A, BOMcheck, IMDS, SCIP, GDX), engage suppliers for sustainability data, and support regulatory filings and cross-functional teams.

Lead QA delivery for projects, estimate testing effort, manage defects, track/report test progress and quality. Define and execute functional, integration, regression, and API tests; create manual and automated scripts; maintain automation frameworks; mentor test team and support UAT. Drive QA standards, configuration management, and continuous improvement.

Lead root-cause analysis for transformer product issues, prepare investigation reports, explain findings to customers, and perform or support on-site inspections. Execute other QA tasks and ensure compliance with internal and external regulations.

3-6 month internship testing and delivering high-quality products. Design and review test cases, execute functional and regression tests, identify and track bugs, and collaborate with engineering teams to ensure timely delivery.

Support QA Senior Manager in QMS operation and maintenance: prepare QMS/FMR/MAH application documents, manage market release/distribution and non-conformities, translate complaint reports, create and maintain SOPs, change control, quality agreements, CAPA, training, recalls, licensing support, and audit responses. Hybrid role with bilingual (JP/EN) communication and occasional travel.

Lead risk management and quality activities for products in the Japanese market: assess changes, investigate and resolve customer complaints, coordinate recalls/field actions, maintain QMS, manage product release and non-conforming products, and perform data analysis and CAPA in collaboration with cross-functional teams.

Test and ensure quality of Binance Wallet across mobile, browser extension and APIs. Create and execute test cases, estimate and prioritize testing, and contribute to automated and manual test development while collaborating with engineers and product.

Early-career QA tooling developer to design and build internal tooling and testing systems, maintain cloud infrastructure and test environments, support engineering teams with configuration management and troubleshooting, and improve development and release cycle efficiency during a 6-month accelerator placement.