Top Senior Full-Stack Engineer Jobs in San Francisco, CA

The Senior Full-Stack Engineer will own app navigation and surfaces, collaborate with cross-functional teams, develop features with TypeScript, React Native, and Ruby on Rails, mentor junior engineers, and participate in on-call duties.

Design, build, and deploy frontend and backend services for image and video creation tools, integrating with various technologies and APIs.

Lead design and build of an AI-native marketing platform: integrations, multi-agent orchestration, UIs, tooling, analytics, CI/CD, auth/multi-tenancy, and production AI agents to automate marketing workflows and drive adoption across teams.

The Senior Fullstack Engineer will develop complex healthcare tools, architect user interfaces, ensure data management, and collaborate closely with clinical teams while utilizing AI to improve operations.

The Senior Full-Stack Developer will design, build, and maintain AIO Logic's cloud-based AXIS platform, utilizing React and Java/Spring Boot to deliver software solutions for complex financial workflows, collaborating with cross-functional teams, and mentoring junior developers.

The Senior Fullstack Engineer will build and manage enterprise authentication systems, improve user session management, ensure security compliance, and support internal API usage across services, while enhancing performance and reliability.

You will enhance product journeys from sign-up to purchase, building user experiences that drive feature adoption and engagement using data-driven decisions.

As a Senior Software Engineer at Braze, you'll design and implement software components, collaborate with teams, and support customer success, using TypeScript, JavaScript, and modern frameworks.

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 Senior Full-stack Engineer, you will build and enhance scalable platform components, collaborate on shared services, and improve engineering practices.

The Senior Full Stack Engineer will design, build, and deploy solutions across Prove's tech stack, utilizing machine learning and mobile sensor data, while leading projects and collaborating closely within the team.

Seeking a Senior Fullstack Engineer to contribute to a distributed team focused on developing high-performance applications and solving complex technical problems.

Design and build mission control software for spacecraft operations, including backend services, APIs, and front-end interfaces while leading development processes.

The Senior Fullstack/Frontend Engineer will architect and implement scalable frontend systems for AV mapping applications, collaborating with cross-functional teams to enhance user experience and performance in autonomous driving technologies.

Lead technical strategy for platform components, mentor engineers, design scalable systems, and drive cross-team initiatives for product features.

Develop software systems for automated testing, manufacturing, and control of spacecraft. Collaborate across disciplines for design and implementation of full-stack applications.

As a Senior Full Stack Engineer, you will build a consumer membership ecosystem, shipping features end-to-end and collaborating with product teams to ensure high-quality delivery for millions of users.

The Senior Full Stack Engineer will develop banking and investment systems, balancing business and technical needs while collaborating and maintaining the full lifecycle of Autopilot technology.

The Senior Full Stack Engineer will lead Partnerships & Martech projects, optimizing workflows and building tools using Node, TypeScript, React, and GraphQL while collaborating with stakeholders to enhance user experience and operational efficiency.

The Senior Full-Stack Engineer will manage client relationships, design integration solutions, and ensure seamless delivery and optimization of technical workflows, while leveraging AI for efficiency.

Design and develop product features, focusing on both frontend and backend, while ensuring high performance and reliability. Collaborate closely with teams to deliver cohesive products while maintaining infrastructure across cloud services.

As a Senior Full Stack Engineer, you will build AI systems, enhance full stack applications, optimize performance, and ensure reliability in production environments.

The Senior Full Stack Engineer will design backend services for real-time voice AI products, optimize performance, and collaborate across teams to enhance user experiences for voice interactions.

As a Senior Full Stack Engineer, you will develop data visualization features, scale applications, and collaborate with product teams while taking ownership of high-impact projects in a fast-paced environment.

Lead a team building AI-native, governed engineering harnesses and full-stack microservice systems. Design agentic orchestration, typed contracts, observability, CI/CD integration, and developer tooling to enable safe, auditable LLM-driven workflows in cloud environments.