Top Software Engineer Jobs in Los Angeles, CA

Own and ship a consumer-facing "chat truth" surface end-to-end: define specs and mockups, direct agent-driven builds, create evals and verification gates for citation-bearing streaming UIs across web, extension, ChatGPT app, and mobile, and measure falsifiable outcomes.

Own and operate a profitable revenue engine end-to-end: the publishing pipeline, promo-code verification, and conversion paths. Drive real-dollar outcomes (conversion, retention, revenue), model freshness/decay, integrate agent/AI access, and iterate in production with autonomy. Prove improvements with measurable financial impact.

Design and optimize 3D rendering engine features for AR devices. Implement and collaborate on rendering algorithms for mobile GPUs, research advanced effects, and profile/optimize for wearable performance across Lenses, Games, and Spectacles.

Manage and mentor the engineering team, set strategy and goals, collaborate with stakeholders, and evaluate technical trade-offs for ad data processing systems.

Design, implement, and operate backend services and scalable distributed systems (identity, friend graph, persistence). Collaborate across teams, ensure availability, scalability, and operational excellence, use AI tools to accelerate development, participate in incident response, and deliver medium-sized features with high code quality and security.

The JavaScript Engineer will develop and maintain applications using Electron and Node.js, contributing to software features for 3D rendering and backend services.

The role involves designing and implementing simulation software for spacecraft using C++ and collaborating on algorithms for orbital mechanics and control.

As a Frontend Engineer, you'll build user interfaces for Crunchyroll's Service Monetization Platform, optimizing performance and enhancing user experience in a collaborative team environment.

Design, develop, integrate, and verify software for satellite test systems. Create test architectures, write code and test procedures, execute verification plans, support software/hardware integration, implement MBE/MBSE, and enhance test case architecture for bus and RF product testing.

As an iOS Engineer on the Buyer Growth team, you will lead growth initiatives, develop features for our iOS app, and collaborate with various teams to improve user acquisition and retention.

Design and build microservice-based APIs for reporting and analytics. Manage projects and collaborate with teams to enhance API developer experience, ensuring code quality and production reliability.

The Product Integration Lead will manage ad integrations for NBCUniversal's streaming applications, collaborating with engineering and product teams to optimize ad technology and troubleshoot issues. This role demands expert knowledge of ad serving systems and requires leadership in the integration processes across various platforms.

Moonshot Engineers at Relativity Space will prototype and realize world-changing ideas, manage projects, and work across various disciplines in a high-autonomy innovation lab.