Design, build, and maintain automated API test frameworks and suites for backend services; validate REST APIs, authentication, contracts and business logic; integrate tests into CI/CD (GitHub Actions); use databases, logs, and monitoring for backend validation; configure Allure reporting; collaborate with engineers, DevOps, and product teams to improve test coverage and reliability.

Identify, evaluate, negotiate, and onboard robotics suppliers in China. Conduct market scouting, supplier audits, technical and commercial evaluations, lead contract negotiations, coordinate cross-team handovers, and manage long-term supplier relationships to support Snoonu's robotics initiatives.

Lead development and deployment of time-series forecasting and optimization models to improve logistics (ETA, demand, routing). Design experiments and A/B tests, build retraining and monitoring pipelines, collaborate cross-functionally, mentor junior data scientists, and translate model results into business insights for operations and leadership.