Top Software Engineer Jobs in Los Angeles, CA

As an Engineer II for Backend APIs, you'll design, develop, and test APIs for the Reporting & Insights team, collaborating closely with product and engineering teams. Your role involves ensuring high code quality, ownership of services in production, and leveraging AI tools in development.

Design, build, and operate AI-powered testing tools, agent harnesses, Temporal-based workflows, and telemetry/evaluation systems to improve CI/CD reliability and developer productivity across Snapchat's mobile and multi-cloud backend services. Lead cross-team initiatives, ensure availability and scalability, and mentor engineers.

Design, build, and harden asynchronous infrastructure and developer tooling to improve engineer productivity. Work on background jobs and async communication using Sidekiq, Kafka, and Karafka, collaborate with product engineers, and apply AI/LLMs for large-scale code migrations and faster incident resolution.

Lead the Discovery Platform team, overseeing the development of scalable, high-performance systems for retrieval and ranking to enhance the user experience in Whatnot's live social marketplace.

Lead and manage software engineering teams: run agile processes, design and ship secure scalable APIs and services, guide architecture, manage technical debt, recruit and mentor engineers, and align work with company objectives.

The Sr. Software Engineer, Front End will develop 2D and 3D frontend features, drive architectural direction, mentor junior engineers, and address technical debt under high accountability in a complex simulation environment.

The Data Engineer III will design, implement, and optimize data services, ensuring they meet business needs and drive automation and best practices across Crunchyroll's data environments.

Lead the design and development of complex features in high-volume web services, mentor engineers, and collaborate with cross-functional teams.

As a Staff Software Engineer, you will lead technical design discussions, architect core platform services, drive improvements in system reliability, and mentor other engineers while collaborating closely with product and design teams.

Lead and grow a small front-end and mobile engineering team while spending most time coding. Partner with product and design to deliver web and mobile applications, own code quality and architecture, ensure HIPAA and related compliance, and improve developer velocity across scheduling and logistics-focused healthcare products.