Top Backend Engineer Jobs in Los Angeles, CA

Design and implement scalable, secure inference services for speech processing. Optimize networking, audio transcoding, latency, memory, and distributed compute orchestration. Debug complex system issues, customize backend services for customers, and partner with Product to deliver end-to-end features.

You will tackle AI challenges, develop scalable software and collaborate with teams to enhance healthcare navigation using AI solutions.

The Backend Engineer will design and maintain backend systems, contribute to system reliability and performance, and collaborate cross-functionally while taking ownership of projects.

Design, build, and operate large-scale backend services (identity, friend graph, persistence). Collaborate cross-team to evaluate trade-offs, ensure availability, scalability, and operational excellence, debug and resolve incidents, and use AI tools to accelerate development while maintaining security and code quality.

As a Staff Backend Engineer, you'll design and operate backend services, lead technical initiatives, ensure reliability, and mentor team members in a remote-first setup.

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, 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.

The Staff Back End Engineer will lead engineering practices, analyze problems, build scalable services, and maintain data pipelines. They will also mentor team members and foster communication while delivering impactful solutions.

The role involves leading backend development, collaborating on system design, and ensuring technical excellence while working on healthcare technology solutions.

Seeking a backend developer and DevOps hybrid to build tech infrastructure for the Dreamwave events platform, focusing on Node.js and GCP services.

The Marketing Backend Developer will build and maintain backend services and APIs for marketing operations, ensuring reliable data flow and system integrations, with a focus on performance and scalability.

Senior Backend Engineer responsible for building, deploying, and monitoring backend applications. Collaborate with product and cross-functional teams to design/version APIs, build event-driven/asynchronous systems, improve performance and reliability, and drive CI/CD and observability best practices. Ship high-quality, well-tested features and support platform scalability and maintainability.

The Backend Software Engineer will develop data ingestion pipelines, implement observability tools, and provide technical support while improving team collaboration.

The Senior Software Engineer will lead and support a team in developing reliable and scalable backend systems, collaborating on product development, and improving infrastructure for secure communication between services.

Design and implement Kotlin backend services and end-to-end systems for Toast POS device management. Lead technical designs, estimations, performance optimization, cross-team collaboration, and software quality practices including modern testing and observability. Mentor peers and drive product roadmap alignment with product, hardware, and QA stakeholders.

Design, build, and maintain scalable backend services and APIs using Node.js, TypeScript, and Postgres. Architect systems for high performance, implement third-party integrations, develop internal fulfillment and ML tools, set backend engineering standards, mentor engineers, and collaborate with product, data, and frontend teams while ensuring security, documentation, and testing.

Lead and mentor engineering teams to design, build, and scale backend services, web applications, and data pipelines. Solve complex cross‑persona problems, implement performant ELT/data integrations, and perform data analysis to investigate and resolve issues, driving engineering best practices and customer‑centric solutions.

The Backend Engineer will develop intricate backend systems, build performant APIs, and contribute to technology innovation at Entefy.

As a backend engineer, you will enhance data collection systems to ensure reliability and scalability, working closely with engineering and mission teams.

Lead architecture and technical strategy for an internal platform that provides operational visibility into high-volume fund movements. Drive AI-first tooling, build fault-tolerant search and remediation systems, align cross-functionally, and elevate engineering quality through mentorship, design reviews, and process improvements.

The role involves designing and expanding backend systems, mentoring engineers, and executing technical strategies to modernize architecture and improve system performance.

The role involves owning the architecture and technical direction of Payment Rails infrastructure, designing high-reliability systems for global payment processing, and leading cross-functional collaborations to create efficient, compliant solutions. Responsibilities also include mentoring team members and enhancing operational excellence through AI-driven improvements.

Lead architecture and technical direction for Payments platform, building scalable, fault-tolerant distributed systems, defining roadmaps, ownership of production reliability, cross-functional partnership, and mentoring engineers to improve platform quality and scalability.

As a Staff Backend Engineer, you'll design and build scalable platforms for processing sensor data, define engineering standards, and collaborate on backend system development.

Build and evolve HR tech products remotely as a TypeScript/React developer. Implement web interfaces, backend logic, database structures, and integrations (payroll, email/SMS, eSign, billing). Participate in daily agile rituals, perform code reviews, write technical documentation, and collaborate across cross-functional teams. Communicate with development teams in Russian and use intermediate English for requirements and docs.