Top Senior Level Software Engineer Jobs in Los Angeles, CA

Lead design, architecture, and implementation of APIs, front-end interfaces, and backend services for satellite and ground systems. Guide Agile/DevSecOps development, CI/CD, automated testing, and security practices; lead code reviews, mentor team members, and own features through full lifecycle to deployment.

Design, implement, and iterate full-stack applications and services for an automated rocket factory platform. Build tools for planning, scheduling, data access/analysis, and operations; collaborate with non-software stakeholders; follow agile practices, CI/CD, and mentor other engineers.

Build and maintain full-stack applications for factory and launch operations. Design, implement, and deploy enterprise tools and data systems, collaborate with stakeholders, follow agile CI/CD practices, mentor engineers, and iterate on scalable solutions across cloud and on-prem infrastructure.

The Principal Software Engineer will design and implement systems for the advertiser experiences at Snap, lead technical vision, mentor engineers, and innovate on creator marketplace products.

Design, implement, and optimize full‑stack web and mobile applications. Ship scalable, production‑ready features and UI components, improve performance and reliability, contribute to shared libraries, and use AI tools and metrics to inform development.

Design, implement, and operate critical, highly scalable backend services (identity, friend graph, persistence). Collaborate across teams, ensure availability, scalability, operational excellence, and cost management. Build, test, debug, and participate in incident resolution while leveraging AI tools to accelerate development and maintain secure, production-ready code.

Lead software development and innovation efforts, mentor teams, manage projects and client relationships, and implement software solutions that drive digital transformation.

Design and implement scalable microservices and customer/internal APIs. Lead technical specification, development, integration, testing, and release. Optimize performance, refactor code, collaborate with stakeholders, mentor engineers, and ensure reliable, maintainable solutions across the platform.

Design and build large-scale systems for managing merchandise, ensuring data synchronization across platforms, and collaborating with cross-functional teams to support enterprise-level sellers.

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.

As a Software Integration Engineer, you'll develop and integrate complex software systems for space operations, drive technical excellence, and mentor engineers.

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.

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.