Appen provides human-annotated data and evaluation services to train and improve artificial intelligence models. The company serves AI developers and enterprises by offering specialized capabilities in frontier alignment, agentic AI, speech and audio, multimodal AI, physical AI, and model integrity.
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Appen is a data & analytics company headquartered in Australia. It is publicly listed (APX.AX) with a market capitalisation of $209.1M. Xcout tracks 14 named people at Appen, including Ryan Kolln (Chief Executive Officer and Managing Director). Xcout recorded 74 job postings from Appen in the last 90 days.
8 more named people on record for Appen, with roles, board committees and tenure — see the full roster →
Xcout recorded 74 job postings from Appen in the last 90 days, from a hiring record Xcout has kept since June 2026.
The weekly hiring trend, the roles and locations behind it — see Appen's hiring signals →
Based on 23 job postings in the last 8 weeks (10 Aug – 4 Oct 2026), compared with 197 startup technology companies.
This describes a hiring pattern — how often Appen’s job postings ask for AI skills, and how that changed against the previous 8 weeks, ranked among its peers. It says nothing about the company’s products or performance.
Signed-in members see the AI-skill share and its change with peer percentiles, role mix, posting momentum and advertised US pay against the market.
A few of Appen's closest competitors — see the full list of competitors and alternatives →
Innodata provides artificial intelligence services and platforms, specializing in data collection, data annotation, supervised fine-tuning, and model safety evaluation for enterprises and government agencies. The company also offers generative AI implementation, context engineering, agentic AI development, and industry-specific platforms for sectors such as healthcare and public relations.
Prolific provides a platform that connects organizations and researchers with verified human participants to collect high-quality data. Its services are used for academic research, market insights, and artificial intelligence development, including AI evaluation, safety testing, and preference tuning.
AfterQuery is an applied research lab that captures human expert reasoning, decisions, and workflows to create specialized training data for frontier foundation models. The company provides supervised fine-tuning datasets, reinforcement learning rubrics, agent environments, and computer use trajectories to help enterprises and AI labs train models on complex problem-solving.
iMerit Technology is an IT services and IT consulting company headquartered in San Jose, California, that provides data annotation, expert-led solutions, and generative AI services.
HumaniTapp operates an online marketplace that aggregates and matches professionals with remote, paid artificial intelligence training and evaluation roles across industries such as finance, healthcare, law, and software. The platform allows users to browse verified job listings, compare compensation and requirements, and upload CVs to join talent networks for specialized AI projects.
Hillclimb provides training data to frontier artificial intelligence labs to improve model capabilities toward recursive self-improvement. The company focuses on aggregating human research data and automating reinforcement learning environment creation.
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