Top Senior Level Software Engineer Jobs in Los Angeles, CA

Lead the evolution of the NBC News Apps Platform, delivering shared libraries and improving backend tooling for mobile and OTT applications while mentoring teams and enhancing developer productivity.

Lead a product-facing engineering team focused on acquisition and conversion. Set priorities and metrics, partner with cross-functional teams, drive experimentation and funnel optimization, hire and coach engineers, ensure secure, reliable, and scalable systems, and balance speed with long-term technical health and team sustainability.

As a Senior Software Engineer at Whatnot, you'll build AI tooling for internal use, developing workflows and infrastructure to enhance software delivery. You'll collaborate across teams to gather feedback and prioritize features in a rapidly evolving landscape.

Design and implement low-latency, reusable data pipelines and real-time systems that produce tracking and pose data for AI-driven sports insights. Integrate computer-vision and event-detection algorithms, build performant cloud and on-premise services, create developer tools and frameworks, mentor teammates, and ensure scalable, autonomous systems with minimal manual intervention.

This role involves developing multi-physics simulation software for spacecraft, focusing on designing algorithms for coupled physics interactions and mentoring junior engineers. Responsibilities include API design and integration, coding in C++, and collaborating with multidisciplinary teams.

The Staff/Sr. Staff Software Engineer will build the GTM AI Brain from scratch, overseeing technical architecture and integrating various systems to enhance revenue operations.

Design, build, and maintain blockchain and payments infrastructure; develop scalable microservices and secure RESTful APIs to transfer value across blockchain and banking protocols; integrate with banks and fintech; own system design, testing, deployment, and troubleshooting; ensure reliability, code quality, and strong test coverage while collaborating with product and engineering teams.

The role involves being an expert in Powder Bed Fusion processes for creating reusable rocket components, leading material qualifications, and improving manufacturing processes while collaborating with cross-functional teams.

Design, architect, implement, and optimize high-performance iOS camera features (primarily Objective-C). Develop and launch stable mobile features, collaborate with Design, perform code reviews, and leverage AI tools responsibly to accelerate development while ensuring performance, security, and production quality.

As a Senior Staff Software Engineer, you'll architect FloQast applications, lead technical strategy, mentor engineers, and ensure scalable systems delivery to enhance customer impact.