Top Tech Jobs & Startup Jobs in Los Angeles, CA

Lead tactical execution of the Growth experimentation program: prioritize and run high-velocity A/B tests across landing pages, Med+ funnel, plans, checkout, and promotions. Partner with Marketing, Design, and Engineering to launch experiments quickly, monitor performance, surface data-driven insights, and maintain the experimentation roadmap and operational backbone.

Lead development of native iOS features (food tracking, activity logging, weight trends, AI-driven insights), deliver premium UI/UX with modern Apple frameworks, own flagship initiatives (Lock Screen Widgets, Live Activities, health data integrations), shape app architecture and standards, and collaborate cross-functionally while mentoring engineers.

As the Principal Product Designer at WeightWatchers, you will lead design strategy, drive vision, create intuitive user experiences, and mentor designers, impacting health programs and products.

The Staff Data Engineer will enhance the data ecosystem at WeightWatchers by developing data pipelines, collaborating cross-functionally, and ensuring data quality while leading projects and technical initiatives.

The B2B Marketing Manager will drive marketing strategy for WeightWatchers for Business, targeting employers and health plans, executing campaigns, and supporting sales teams with effective content and tools.

Senior Backend Engineer responsible for building and scaling backend systems to enhance the WeightWatchers member experience, ensuring performance and reliability. Responsibilities include developing APIs, improving data management, achieving operational excellence, and mentoring junior engineers.

The Senior Engineer will build and scale fullstack applications, ensuring performance and security while collaborating with various teams. Responsibilities include developing backend services, APIs, and modern frontend applications, along with mentoring engineers and driving architectural decisions.