Top Backend Engineer Jobs in San Francisco, CA

The Senior Software Engineer will design and develop backend systems using Go and PostgreSQL, focusing on performance, architecture, and backend microservices for the Flock Safety platform.

The Sr. Backend Engineer will architect and scale backend systems for the Mode Earn App, focusing on APIs, performance optimization, and collaboration with cross-functional teams.

Lead the development of Coperniq's platform by designing, developing, and maintaining scalable full-stack solutions while collaborating with teams and mentoring juniors.

Design, implement, and maintain Python backend services and scalable data pipelines using dataframes, Parquet, and Databricks. Optimize distributed processing, build APIs, ensure data quality and observability, and mentor engineers.

As a Mid-Level Full Stack Developer, the role involves building and maintaining web applications, implementing new features, and optimizing performance using Ruby on Rails in a remote setting.

Build and maintain production-grade Python APIs and data processing systems, design EHR integrations (HL7/FHIR), lead AWS-based feature development, troubleshoot production issues, enforce testing standards, refactor and optimize systems, mentor junior engineers, and collaborate cross-functionally.

Senior backend engineer responsible for designing and implementing scalable, high-availability backend services for investment and financial products. Work primarily on backend APIs, integrations with financial institutions, databases, testing, troubleshooting production issues, and contributing across the stack while focusing on performance, security, and maintainability.

As a Full Stack Engineer at Deepnote, you'll develop and enhance features across the tech stack, support community engagement, and tackle complex engineering challenges.

As a Full Stack Software Engineer, you will lead product features from design to implementation while mentoring other engineers in AI-native workflows. Responsibilities include building scalable backend systems, creating responsive UIs, and driving architectural decisions in a high-urgency environment.

Develop and implement scalable solutions, collaborate with teams using Agile, and mentor junior engineers while ensuring security and performance.

As a Senior Backend Engineer, you will lead technical projects, create secure code, review designs, and mentor other engineers while developing APIs and improving delivery processes.

The role involves building and maintaining ML pipelines, optimizing workflows, and contributing to product strategy with a focus on usability.

Design, develop, and maintain Java-based backend services and APIs for KeeperApp. Own backend components, optimize MySQL schemas/queries, ensure performance and reliability, apply secure coding practices, participate in code reviews, and collaborate with product and engineering teams to deliver features iteratively.

The Senior Backend Engineer will maintain a PHP-based payment platform, migrate to Rust, troubleshoot production systems, and contribute to code quality and deployment cycles.

Senior Backend Engineer responsible for building and scaling backend systems to enhance the WeightWatchers member experience, ensuring performance and reliability. Responsibilities include developing APIs, improving data management, achieving operational excellence, and mentoring junior engineers.

The Senior Software Development Engineer will develop applications using modern programming languages, provide leadership and mentoring, ensure software quality, and lead software improvement initiatives.

As a Senior Full-Stack Engineer, you will architect technology for web products, lead feature ownership, mentor juniors, and enhance system performance.

The Staff Software Engineer, Backend will lead backend development, modernize the tech stack, ensure service quality, and mentor engineers.

Design and deliver complex backend systems and APIs in a Kubernetes environment. Drive architectural initiatives, ensure rigorous testing and reliability, optimize data storage with PostgreSQL/Redis/Elasticsearch, contribute to Kotlin and Rust codebases, mentor engineers, and collaborate with product and stakeholders to address customer pain points.

Design and build scalable backend services (primarily Kotlin + Spring Boot) for dv01s data analytics platform. Architect data-driven products, optimize performance and maintainability, write tests, collaborate with product, design, data engineering and frontend teams, and work with large loan datasets to deliver customer-facing APIs and analytics.

As a Senior Full Stack Engineer, you'll develop solutions for data visualization, manage compute clusters, and enhance user experience focusing on customer value with robust product workflows.

Own and enhance a large section of the API platform: lead technical direction, design and build API decisioning products, write automated tests, troubleshoot/resolve production issues, ensure SLAs and participate in on-call rotations, and collaborate with product, security, and engineering teams.

As a Senior Backend Engineer, you'll develop and architect features for user identity and subscription management, ensuring scalable access and reliability across platforms while mentoring team members.

The Senior Back-End Software Engineer will design and implement a serverless platform, work closely with the product team, and own entire projects, driving innovation in telehealth.

As a Back-End Software Engineer, you'll design, implement, and scale a serverless telehealth platform using various technologies while working closely with the product team.