Top Full-Stack Engineer Jobs in San Francisco, CA

As a Staff Software Engineer, you will drive technical direction for financial audit, mentor engineers, and design AI-driven workflows while collaborating on product development.

As a Senior Software Engineer, you will design agent-driven financial audit workflows, lead projects, mentor engineers, and collaborate across teams to innovate in audit technology.

Design and deliver end-to-end full stack healthcare applications across UI, API, and data layers. Build secure, testable, cloud-native services, implement integrations and IaC, support CI/CD and monitoring, leverage AI-assisted tools, and mentor engineers while partnering with cross-functional teams.

Lead design and delivery of scalable, secure full‑stack features and services. Build maintainable front-end and backend code, implement integrations and data models, enable cloud-native CI/CD workflows, use containers and IaC, and act as a technical leader influencing architecture and delivery across teams while leveraging AI-assisted tools.

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.

Build and maintain developer productivity tools and frontend frameworks for a large React application. Own features end-to-end, create tooling for development, testing, and packaging, collaborate with product and design, and help scale engineering practices, processes, and hiring to improve developer experience.

Build and own complex frontend features using Vue 3 and TypeScript while developing the Python services and APIs that power them. Improve performance, accessibility, testing, CI/CD, and observability; collaborate with product and design; mentor engineers and apply AI-assisted development tools responsibly to accelerate productivity and maintain quality and security.

Design and implement scalable backend services for payment and transaction workflows using Java. Own end-to-end features from data model and APIs to Angular frontends, improve reliability and performance, refactor legacy systems, troubleshoot production issues, and collaborate with product and design. Leverage AI-assisted development tools responsibly and share best practices across the team.

Design and build agent-powered mission consoles, collaborate with stakeholders to improve user workflows, and maintain agentic workflows for mission outcomes.

As a Senior Software Engineer, you will design and build a cutting-edge identity search platform and implement AI systems for defense applications, working closely with cross-functional teams to enhance user workflows and support national security.

The role involves leading application performance improvements across multiple platforms, focusing on measurable metrics and driving engineering standards and workflow optimization, using both hands-on coding and strategic influence.

Work across frontend, backend, native and infra components. Build and operate real-time transcription servers, deploy custom speech recognition models, integrate deeply with macOS and Windows, and own projects end-to-end from idea to production while writing readable, maintainable code for production systems.

The Full-stack Engineer will build and own features for Hercules' AI-driven applications, including the AI Agent and App Builder, focusing on clean code, SaaS functionalities, and system design within a team-centric environment.

Design, build, and modernize cloud-native applications on Azure (AKS, App Services, Functions). Maintain and enhance legacy React/.NET applications, develop REST APIs, monitor performance, and migrate .NET apps to microservices. Act as subject-matter expert in asset management, communicate with stakeholders, and support full-stack development across frontend and backend technologies.

Senior full‑stack engineer responsible for building and maintaining front-end and back-end systems, collaborating with product and design, ensuring UI/UX feasibility, performance and security, troubleshooting and upgrading software, participating in code reviews, maintaining documentation, and managing hosting, databases, and scalability.

Build and deliver customer-facing features end-to-end across frontend and backend. Work with Customer Success and Product to prioritize requests and fix bugs. Contribute to backend services, maintain tooling and engineering practices, and move between multiple products and codebases while owning problems from request to release.

Senior full‑stack engineer responsible for building and maintaining front‑end and back‑end components, designing and implementing APIs, optimizing performance and scalability, ensuring secure coding, troubleshooting and upgrading software, participating in code reviews, documenting systems, and managing hosting and database infrastructure while collaborating with cross‑functional teams.

Lead development of core client systems and engine-level infrastructure in Unity/C#. Diagnose and fix cross-cutting performance issues, upgrade third-party SDKs, evolve build tooling, produce design docs, scope multi-week infrastructure initiatives, mentor engineers, and drive profiling, optimization, and architecture changes to enable future features.

Lead full‑stack design and delivery of customer-facing web experiences (Browse, Navigate, Preview). Own architecture, APIs, data models, rollouts, observability, on‑call readiness, and cross-team alignment, using approved AI-assisted workflows while ensuring technical quality and reliability.

As a Fullstack Engineer, you'll design, build, and operate web applications, collaborating with product teams and mentoring peers while ensuring best practices in coding and system architecture.

Design, develop, and maintain scalable web applications, optimize user interfaces, and build backend services. Collaborate closely with product and engineering teams.

Responsible for leading a team of engineers, supporting product development, identifying technical issues, and ensuring high-quality code delivery in backend systems at scale.

As a Full Stack Engineer, you'll build end-to-end features for a platform supporting chefs and bakers, focusing on scalable systems and user experiences.

Develop and maintain API services and a scraping automation engine, collaborating with engineers, designers, and product managers. Adapt to changing requirements.

As a Fullstack Engineer, you will build and maintain mobile apps and backend services, integrating with third-party platforms and collaborating closely with the founding team to deliver a high-quality user experience.