Appen is a publicly listed Australian software company providing data annotation, labeling, and AI training services to organizations building machine learning systems. Founded in 2008 by Mark Brayan and headquartered in Brisbane, the company has grown to employ over 1,800 people across offices in Brisbane, Sydney, Melbourne, San Francisco, London, and Southeast Asia. Listed on the Australian Securities Exchange since 2015, Appen serves major technology companies and enterprises globally, supplying the high-quality training datasets required for machine learning model development and refinement. The company operates a hybrid workforce combining permanent staff and distributed annotation workforces, positioning itself as a critical infrastructure provider in the AI supply chain where data quality directly determines model performance.
Appen fosters a distributed, globally oriented culture shaped by its role at the intersection of human labeling and AI development. The company emphasizes data quality discipline and process rigor as core values, with teams spanning both office locations and remote arrangements. As a public company in the growing AI infrastructure space, Appen attracts talent interested in foundational AI work and responsible machine learning development. The organization maintains a hybrid operating model combining permanent engineering and product roles with scaled annotation workforces, reflecting a pragmatic approach to talent and workflow.
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