Top Tech Jobs & Startup Jobs in Los Angeles, CA

As a Senior Product Engineer, you will develop AI solutions as a full-stack engineer, collaborating with customers and solving engineering challenges using diverse technologies.

Lead and manage product marketing at Prolific, overseeing PMMs, product positioning, messaging, and launch strategies. Conduct market research and enhance sales enablement while building stakeholder relationships.

Lead scoping, design, and delivery of complex human-data projects for AI clients. Own study design, protocols, rater onboarding and QA, pilot execution, and cross-functional coordination to scale repeatable workflows and document playbooks to improve operational readiness and automation.

The Partner Growth Manager will build executive partnerships, drive revenue growth across the partner ecosystem, and represent Prolific at industry events, focusing on relationships in the US research and SaaS sectors.

Design and own end-to-end data quality systems for managed AI data studies: define rubrics, sampling plans, automated checks, launch gates, drift detection, dashboards, and calibration. Investigate integrity issues, run root-cause analysis, build automation in Python/SQL, and partner with Product, Engineering, and Operations to embed quality controls, train reviewers, and scale repeatable quality playbooks across programs.

As an AI Research Engineer, you'll partner with customers to advise on AI evaluation and data collection projects, design methodologies, and mentor team members in AI concepts.

The Participant Recruitment Partner will identify and engage top-tier participants, manage client-specific recruitment operations, and enhance the participant pool quality through data-driven insights and collaboration.