Top Software Engineer Jobs in Los Angeles, CA

Design, implement, and operate critical, scalable backend services (identity, friend graph, storage). Collaborate across teams, evaluate trade-offs, test and debug, manage availability, scalability, operational excellence, cost, and participate in incident resolution.

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.

Design, implement, and optimize high-performance iOS features and apps using Objective-C and related technologies. Work with design teams, conduct code reviews, evaluate tradeoffs, leverage AI tools to accelerate development, and ensure performance, multithreading, and low-power optimizations for Snapchat's camera experiences.

Lead design and delivery of scalable budgeting and pacing infrastructure. Build and maintain high-performance Java production systems, collaborate with engineering and product teams, apply data-driven decision making, and ensure reliability, observability, and continuous improvement of distributed systems.

Lead strategy, development, and optimization of corporate web properties. Manage front-end team, contractors, and agencies; drive CRO, SEO, analytics, governance, and global web roadmaps. Translate designs into performant Vue/Nuxt implementations, enforce accessibility/security standards, and collaborate cross-functionally to improve engagement and pipeline.

Lead Guidewire system implementations and upgrades (Digital Portals), design and deliver Guidewire solutions, manage large projects, engage senior clients, provide strategic input, mentor teams, and ensure operational excellence and client satisfaction.

The Senior Software Engineer will design and develop flight and ground software, collaborate with cross-functional teams, and manage the complete software lifecycle.

Design and build core services for Metropolis Web Services, focusing on distributed systems. Collaborate with multiple technical teams and mentor engineers. Architect scalable systems and establish operational standards for high reliability and performance.

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

Design, develop, test, and maintain full-stack web applications on AWS. Translate customer requirements into software architectures, participate in agile development, debug performance issues, implement engineering best practices, manage supplier performance, and ensure compliance with safety, regulatory, and security requirements.

Own and evolve Relativity's agentic infrastructure: agents, model routing, context pipelines, inter-agent communication, and supporting services. Deploy and operate local LLM inference across Mac Studio and GPU hardware, manage Linux/macOS systems, Proxmox VMs/containers, multi-site networking, storage and recovery. Build CLIs, dashboards, automation, improve observability and failure recovery, contribute upstream open-source, design security for local compute and package the stack for internal and customer deployments.

Lead and grow a software engineering team owning delivery, quality, and operational health. Provide technical oversight for architecture and code quality, drive planning and execution cadence, adopt AI-assisted development tooling, recruit and onboard engineers, remove blockers and manage cross-team dependencies, and partner with product and design to deliver high-impact work.