Top Backend Engineer Jobs in Los Angeles, CA

As a Back-End Engineer, you will design, implement, and maintain core infrastructure while ensuring performance, scalability, and reliability in a fintech environment.

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.

Design and develop backend systems, optimize performance, manage APIs, and lead integration efforts in healthcare software.

Design and develop core data components of software platforms, mentor junior engineers, and manage distributed data platforms for rocket manufacturing and launch.

Lead the technical strategy for GitLab Secrets Manager, focusing on secure, multi-tenant secrets management architecture, integration with OpenBao, and collaboration across teams.

The Senior Backend Engineer will develop services and APIs for ATARS, focusing on backend systems supporting augmented reality training for pilots. Responsibilities include backend design, secure architecture implementation, and collaboration with engineering teams to ensure performance and reliability in critical environments.

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.

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

The Senior Product Engineer, Backend will develop scalable API services, optimize e-commerce experiences, and collaborate on architecture and code design to enhance customer satisfaction.

As a Senior Backend Engineer, you'll develop and enhance authentication strategies, improve access management, and ensure security for GitLab users, focusing on scalable solutions.

The Intranet Technical Architect oversees the technical architecture and operational stability of Toast's employee knowledge platform, ensuring scalability and effective information architecture while collaborating with various teams to optimize employee access to resource information.

As a Senior Backend Engineer, you'll collaborate with a cross-functional team to build features for a Digital Asset Manager, tackle complex technical issues, and apply web best practices in a rapidly evolving environment.

The Senior Backend Engineer II will design, build, and maintain backend services for financial workflows, collaborating with product and engineering teams to enhance system reliability and performance.

The Staff Backend Product Software Engineer will lead a team in delivering technical solutions, collaborating on product management, and mentor engineers while maintaining high standards in a reliable, scalable environment.

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

The Senior Backend Engineer will own the verification infrastructure and agent-serving platform, focusing on system optimization, cost management, and reliable operations at scale.

The Software Engineer II will design and build backend payment features, develop automated tests, collaborate with teams, and integrate APIs.

Design, build, test, and roll out backend features for Toast's payments platform. Deliver scalable, secure APIs, collaborate with PM/UX and cross-functional teams, implement automated tests, monitor releases, and participate in design and code reviews.

The Senior Staff Software Engineer will architect Affirm's lakehouse analytics platform, lead data governance efforts, mentor engineers, and collaborate across teams to optimize data solutions using Snowflake and other big data tools.

The Senior Software Engineer will develop scalable backend applications, enhance DevOps practices, drive architectural solutions, and improve system infrastructure in a collaborative environment.

The Backend Engineer will architect and scale real-time food ordering systems, write high-quality code, mentor engineers, and ensure system reliability and scalability.

The Backend Engineer will develop infrastructure for product integration, create documentation for team training, and influence technology decisions.

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.

As a Senior Backend Engineer at DuckDuckGo, you'll lead backend projects, mentor engineers, and develop AI-enhanced features for the company's privacy-centric product line.

Develop and enhance backend systems, collaborate with teams for project execution, and improve engineering standards and processes.