ML Data QA Lead, MLO
Cupertino, CA - USA
Job Summary
The Machine Learning Data Ops QA team ensures that Research and Development teams receive complete accurate and consistent datasets to train the models powering continuous feature development. We support our data collection annotation and synthesis partners with defining quality standards and verifying that data deliverables meet this high quality bar before they are consumed by Ru0026D teams. nnAs the Data Quality Lead you own the quality of the datasets in your portfolio and the standards they are measured against. The role spans the full data request life cycle: defining what good looks like with Ru0026D before collection begins designing checks that catch problems during collection rather than after delivery leading the analysts who carry out review and reporting findings to project teams partner organizations and vendors. You will also build and extend the teams QA tooling including review interfaces analysis pipelines and reporting using agentic AI tools to add new capabilities and to find more efficient ways of delivering high quality data.
Owns the quality strategy and roadmap across the data request life cycle defining the workflows and process controls that anticipate failure modes expose edge cases detect anomalies and surface issues early rather than at ambiguous quality expectations into explicit documented standards and decision rules that vendors reviewers and partner teams can apply quality assurance and quality control checks across pilot and production phases and validates trends before datasets reach and builds new QA tools and extends the review interfaces data pipelines and reporting the team already relies on using AI-assisted model-assisted checks into review workflows iterating on prompts and measuring agreement against iterating on prompts and measuring agreement against human labels before those checks are relied analyses metrics and generated artifacts independently before they are internal and external quality analysts and presents quality findings statistics and recommendations to project teams partner organizations and with Collection Annotation and Ru0026D teams to pin down project specifications reduce subjectivity and ensure guidelines are unambiguous to everyone who applies them.
Bachelors degree or equivalent practical experience.n4 years of experience in ML data operations data quality or a comparable data-centric quality proficiency in Python for data manipulation and -on experience using AI coding assistants to build working QA tools or written and verbal communication skills.
Experience designing labeling taxonomies or annotation guidelines and adjudicating ambiguous cases with leading internal or external quality analysts and designing or running human rating and evaluation programs including rater calibration gold sets and ongoing quality with statistical quality methods including sampling strategy inter-rater agreement acceptance rates and error magnitude and confidence designing and iterating on prompts for quality checks assisted by large language models (LLMs) or vision language models (VLMs).nExperience building internal QA tooling end to end such as a review interface a data pipeline or a browser-based dashboard (HTML CSS JavaScript).nExcellent attention to detail with a passion for problem solving investigation and root cause critical thinking with the judgment to question assumptions and validate a quality signal before relying on project management analytical and organizational skills with the ability to manage several projects in parallel in a dynamic environment with shifting priorities.
About Company
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