Annotation Coordinator (Onsite Client Location)

About Appen

Appen is a leader in AI enablement for critical tasks such as model improvement, supervision, and evaluation. To do this we leverage our global crowd of over one million skilled contractors, speaking over 180 languages and dialects, representing 130 countries. In addition, we utilize the industry's most advanced AI-assisted data annotation platform to collect and label various types of data like images, text, speech, audio, and video. Our data is crucial for building and continuously improving the world's most innovative artificial intelligence systems and Appen is already trusted by the world's largest technology companies. Now with the explosion of interest in generative AI, Appen is helping leaders in automotive, financial services, retail, healthcare, and governments the confidence to deploy world-class AI products.

At Appen, we are purpose driven. Our fundamental role in AI is to ensure all models are helpful, honest, and harmless, so we firmly believe in unlocking the power of AI to build a better world. We have a learn-it-all culture that values perspective, growth, and innovation. We are customer-obsessed, action-oriented, and celebrate winning together. At Appen, we are committed to creating an inclusive and diverse workplace. We are an equal opportunity employer that does not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

We are seeking an experienced and highly organized Annotation Coordinator to oversee a small onsite annotation team working on multimodal AI related data. This is a hands-on leadership role that blends coordination, quality oversight, and active participation in annotation and data collection workflows. The ideal candidate thrives in structured environments, communicates clearly, and ensures accuracy and consistency across all annotation activities.

Key Responsibilities

• Serve as the primary point of contact between internal project stakeholders and the annotation team.
• Manage daily scheduling, assignment distribution, task prioritization, and workload balancing.
• Own and enforce quality control processes, including audits, review cycles, and reporting.
• Interpret evolving annotation requirements, schemas, and task guidelines, and communicate updates to the team.
• Lead and participate in ad hoc data collection.
• Conduct staff onboarding, training, and calibration sessions to align the team on standards and expectations.
• Maintain thorough documentation and process tracking to ensure consistency.

Qualifications

• Prior experience in data annotation, data quality operations, or similar analytical roles.
• Proven ability to coordinate teams, manage workflows, and communicate effectively.
• Strong attention to detail and comfort working with text, audio, video, or multimodal content.
• Familiarity with annotation tools, taxonomies, and structured labeling guidelines is beneficial.
• Ability to work onsite fulltime at the client location in Cambridge.