Top Tech Jobs & Startup Jobs in Los Angeles, CA

Design, build, and maintain backend services in TypeScript for millions of users; develop full‑stack features with React/React Native; participate in code reviews; provide technical leadership, mentorship, and architecture guidance; collaborate with PM and design; use monitoring/metrics and Agile practices to deliver scalable, user-focused products.

Lead backend TypeScript development and maintain services used by ~5M users. Contribute to full-stack features, code reviews, architecture discussions, mentor engineers, and collaborate with PM/design to build React-based web and mobile experiences.

Build and evolve core ML platform infrastructure—feature stores, real-time scoring, deployment, monitoring, and data access. Drive architecture and technical decisions, ensure reliability at scale, mentor engineers, partner with data scientists, and lead complex projects from design to production.

The role involves designing reconciliation systems for financial data, improving anomaly detection, automating processes, and collaborating cross-functionally to enhance data quality and reliability in financial operations.

Lead a Front End Infrastructure squad that builds and maintains mobile platform systems (CI/CD, shared libraries, observability, analytics, experimentation, design systems). Balance people management and hands-on technical guidance across React Native, iOS, Android, and developer tooling; drive roadmap, architecture, hiring, cross-team collaboration, and platform health metrics.

The Lead Machine Learning Scientist will develop and implement ML strategies to enhance marketing and product capabilities, identify opportunities for growth using data, lead core model development, and improve marketing spend efficiency through insights and experimentation.

Design and automate compliance systems to enhance efficiency in audit readiness. Collaborate with teams to integrate tools and optimize processes.

The Website Strategy & Experience Lead will define and evolve the website strategy to optimize user acquisition and conversion, analyze performance, and collaborate with cross-functional teams to enhance the web platform.

The Senior Product Manager will lead Flex card's growth, focusing on adoption, engagement, and member retention while collaborating with various teams to ensure effective execution and product evolution.

Lead product strategy for MarTech ecosystem, managing user acquisition, cross-sell, and retention across web and app through data-driven insights and experimentation.