AI Data Annotation Team Lead (Client-Facing Quality & Engineering Liaison)

About this role

Work Location : Onsite in Paris Engagement Model : Temporary/Fixed-term employment; Full-time (35 hours per week) Estimated Start Date : July 2026 Language(s) Needed : English and French Role Summary DataForce by TransPerfect is searching for a full-time AI Data Annotation Team Lead based in Paris to lead a team delivering complex data annotation for a leading AI Lab. The AI Data Annotation Team Lead will own the day-to-day coordination of the on-site annotation team and the quality of its output, acting as the operational bridge between the team and the client's quality and engineering functions. This is a hands-on leadership role for someone who combines strong people management with deep data –annotation, analysis and Large Language Model expertise, and who can keep a team aligned and productive on a fast-evolving program. Role Responsibilities Lead, manage, and motivate an on-site team of annotators working on technical annotation, owning daily team coordination and overall performance. Run daily operations: stand-ups and annotator calls, task assignment, progress and completion tracking, shift coordination, and follow-through so that assigned work is finished and nothing falls through the gaps. Own annotation quality end-to-end: make sure the standard operating procedure and guidelines are followed, run calibration sessions and targeted refresher training, monitor acceptance and rejection rates against targets, and lead root-cause analysis and corrective actions on recurring errors. Act as the operational point of contact with the client's quality and engineering teams: align on guidelines and specifications, manage the rework loop, and escalate ambiguities or contradictions with clear, documented evidence. Maintain daily quality and productivity tracking and reporting, and provide clear, honest status to the program manager. Interview, test, onboard, train, coach, and develop annotators, and manage individual performance and feedback. Keep the team aligned as