Design AI evaluations: define ground truth, metrics, and scoring methods for models and agents.
Build repeatable eval loops to track quality over time and catch regressions before release.
Translate eval results into actionable recommendations for system improvements.
Alpaca is a global leader in agent-first brokerage infrastructure, providing APIs for stocks, ETFs, options, crypto, and more. We're a diverse team of 400+ remote-first members backed by $400M in funding, committed to opening financial services to everyone.
Analyze clinical, outcomes, and program data to provide insights for leaders across the organization.
Partner with clinical and operational teams to translate complex questions into clear, actionable analysis.
Develop AI-assisted analytical workflows and validate outputs to ensure accuracy and proper oversight.
Compass Health Center provides crisis-level mental health care through partial hospitalization and intensive outpatient programs. Based in Chicagoland, it serves hundreds of patients daily and values teamwork, humility, and innovation.
Lead the EU data team and shape product strategy as we expand across Europe.
Build the learning loops and data foundations for new markets, from metrics to forecasts.
Represent Data at EU leadership and ExCo level, driving decision-making with commercial judgement.
Monzo is a digital bank on a mission to make money work for everyone, offering personal and business accounts, savings, investments, credit cards, and pensions. We're a fast-growing, inclusive company with a strong data-driven culture and a long history of creating magical moments for our customers.
Advise enterprise clients on Google Analytics 4, Amplitude, Google Tag Manager, and Tealium capabilities, integrations, and best practices.
Manage client communications and maintain relationships while creating and executing tasks in Asana for assigned projects.
Analyze client implementations and data to determine conclusions, provide recommendations, and implement analytics solutions.
Adswerve is a predictive marketing consulting firm that combines human expertise, AI, proprietary intelligence and deep platform mastery to help marketers maximize ROI. Their 250+ experts serve 950+ clients with a remote-first, team-oriented culture where every voice contributes and every perspective is valued.
Lead statistical programming activities across multiple studies, ensuring quality and timely delivery.
Develop and validate TLFs, SDTM/ADaM datasets, Define-XML, and SAS programs.
Provide technical oversight, mentoring, and collaboration with cross-functional teams.
ClinChoice is a global full-service CRO providing clinical development and functional solutions for pharma, biotech, medical device, and consumer health companies. With over 4,000 professionals across 20+ countries, they value continuous training, diversity, and inclusion.
Lead deep investigations into revenue opportunities and production ML systems for personalization, experimentation, and automation.
Partner with Product, Engineering, and Data teams to integrate ML features and ensure their performance is measured.
Mentor data scientists and drive best practices for advanced analytics and ML development.
Life360 is a mobile app and device company helping families protect loved ones, pets, and valuables via location sharing and safety features. With over 102 million users and 500+ remote-first employees, its culture is mission-driven and AI-native.
Complete a 2-minute pre-vet questionnaire to see if you qualify.
If selected, complete a 15-minute online survey about non-Android smartphone personalization and accessory habits.
Receive a $20 reward for successfully finishing the full survey.
Lionbridge provides language and AI training data services to help companies improve technology and customer experiences. With a global team of thousands of contractors and employees, it offers flexible, remote freelance opportunities.
Record short, one-sided phone calls in Mandarin Chinese following a 6-step flow (greeting, ID verification, issue, pause, resolution, closing).
Use the CrowdGen secure platform to submit audio and metadata after each session.
Complete 4 to 10 approved sessions per project, with no more than 3 per day and at least 3 hours apart.
CrowdGen by Appen provides flexible, project-based data collection and AI training opportunities for independent contractors worldwide. It connects a global community of freelancers with paid tasks, emphasizing remote work and user-friendly technology.
Work across all aspects of data from engineering to building sophisticated visualizations, machine learning models, and experiments.
Analyze and interpret PB-scale transactional, operational, and customer data using proprietary and open source tools.
Translate complex findings into simple visualizations and recommendations for operational teams and executives.
Binance is a leading global blockchain ecosystem behind the world's largest cryptocurrency exchange by trading volume and registered users. With over 300 million users across 100+ countries, it offers a flat, results-driven culture and a fast-paced, innovative environment.
Record short, one-sided phone calls in Russian for voice AI training.
Improvise natural conversations using a 6-step flow and fake personal details.
Complete 4 to 10 sessions of 1-2 minutes each and earn $0.50 per approved session.
CrowdGen by Appen is an AI data collection platform that connects independent contractors with projects to train AI models. It operates as a global crowdsourcing community, offering flexible, project-based work for contributors worldwide.