Top Full-Stack Engineer Jobs in San Francisco, CA

Lead full-stack engineering for cloud-native, large-scale applications: design and implement frontend (React/TypeScript) and backend (Python) services, author Airflow DAGs, model distributed SQL, deploy and operate on Kubernetes, drive observability with Splunk/Grafana, adopt enterprise AI-assisted development practices, and provide technical leadership across design, delivery, and operational readiness.

Develop front-end interfaces for entering rates into a SQL Server backend. Collaborate with web and database developers on a critical Wells Fargo project. Responsibilities include C# and ASP.NET MVC development, Entity Framework implementation, software architecture, test-driven development, dependency injection, design patterns, JavaScript development, T-SQL, database design, and clear technical communication.

Build and operate a new full-stack payment and expense management platform from architecture through production. Develop backend services, APIs, data models, web and mobile capabilities, and partner integrations. Establish secure engineering, testing, observability, and production-readiness practices. Collaborate with product, design, security, and distributed engineering teams; review code, resolve complex issues, manage technical risks, mentor engineers, and own technical outcomes through continuous improvement.

Build and own user-facing products across AI, developer platform, mobile web, and SDK offerings. Lead features from ambiguous objectives through interface design, backend architecture, data modeling, API development, release, and iteration. Develop SaaS capabilities including billing, analytics, experimentation, localization, and notifications. Collaborate with leadership and users while using AI-assisted coding tools to move quickly in a small team.

Build and maintain customer-facing and internal web applications from development through production. Develop scalable Python/FastAPI back ends, TypeScript/React front ends, and AWS infrastructure. Own product quality, reliability, maintenance, and user support while collaborating with clients and internal teams on technical solutions. Lead projects independently and apply AI tools to improve engineering productivity and create AI-powered software.

Build and ship full-stack features across customer applications, cloud backend services, fleet infrastructure, and on-robot systems. Develop web and mobile interfaces, telemetry and remote-operations tooling, deployment infrastructure, and observability systems. Debug issues across service boundaries, languages, and machines while collaborating with app, robotics, hardware, and ML teams. Required work spans TypeScript, Python or Go, distributed systems, APIs, streaming, containers, CI/CD, and cloud infrastructure.

Build and operate production-grade software, distributed systems, and infrastructure across public cloud, on-premises, and hybrid environments. Shape platform architecture, prototype emerging technologies, support early customers, and establish engineering standards in a 0-to-1 AI startup. The role requires strong Rust or C++ skills, cloud-native expertise, systems fundamentals, and ownership from concept through launch.

Build and scale a permitting platform using React, Remix, TypeScript, Prisma, PostgreSQL, and AWS. Collaborate with customers and teammates, shape product direction and architecture, ship frequently, and establish engineering practices. The role emphasizes product-minded development, user empathy, clear communication, rapid delivery, and experimentation with AI-assisted workflows. Candidates should have at least two years of professional full-stack product development experience and be based on the West Coast, preferably in the San Francisco Bay Area.

Full‑stack engineer building polished React front-ends and Python APIs, iterating quickly, designing pragmatic systems, and contributing across the stack at an early-stage payments startup.

Build and operate full-stack product features across frontend interfaces, backend APIs, data pipelines, analytical SQL, authentication, and multi-cloud infrastructure. Maintain BigQuery measurement logic, caching layers, Firebase/Auth0 authorization, and GCP/AWS integrations. Ensure testing, observability, and production reliability while contributing to architecture and technical roadmaps. Develop or integrate LLM-powered workflows and AI agents, investigate unfamiliar production codebases, and mentor junior engineers.

Build and ship AI-powered full-stack products across backend services, Node.js and TypeScript APIs, and React streaming interfaces. Develop SSE-based responses, conversational UIs, structured AI outputs, persistence, authentication, and resilient asynchronous workflows. Write comprehensive tests, instrument systems, debug production issues, and collaborate with product, design, and platform teams through staged launches. The role requires strong judgment around latency, cost, failure handling, accessibility, and performance.

Own major fullstack product features from design through launch using TypeScript, React, REST, GraphQL, SQL, and BigQuery. Lead complex, high-impact projects, influence technical direction, collaborate with product and customer teams, optimize dashboard performance, deliver scalable software, document systems, and mentor engineers.

Develop, test, maintain, and support secure, scalable full-stack .NET applications in an Agile/Scrum environment. Responsibilities include API and database development, technical documentation, code and design reviews, SDLC compliance, security and audit adherence, collaboration with architects and business partners, mentoring junior engineers, leading project delivery, and participating in on-call support and occasional travel.

Build and polish complex interactive video-editing features for Studio, including transitions, color grading, element libraries, presets, and customizable keyboard shortcuts. Own frontend-leaning full-stack work from proposal through launch, collaborate in a fast-moving startup environment, and contribute to product decisions and marketing efforts. Deep backend expertise is not required.

Build and iterate on AI-powered recruiting products, advancing LLM and voice capabilities, collaborate with customers to define solutions, and deliver clean, high-quality full-stack code with strong UX focus.

Founding Full-Stack Engineer responsible for owning Maia’s technology direction, developing mobile and backend features, integrating conversational AI, building and iterating on machine learning models, and scaling the product. The role requires close collaboration with founders and designers, rapid experimentation, user feedback analysis, production launches, issue triage, and technical architecture leadership. The position is fully in person in San Francisco.

Build and operate full-stack healthcare products across frontend, backend, event-driven workflows, data services, integrations, and AI-powered features. Partner with Product and clinical, sales, and operations stakeholders to define problems, ship solutions, measure outcomes, and iterate. Own system design, reliability, security, observability, testing, incident response, and production quality, particularly for patient data, clinical logic, billing, and LLM functionality.

Leads technical direction for a product engineering pod while remaining hands-on across frontend and backend development. Responsibilities include architecture, system design, AI-powered features, AI coding-agent practices, reliability, security, observability, integrations, incident response, roadmap prioritization, and mentoring. The role partners with product, clinical, sales, and operations stakeholders to deliver healthcare software handling protected health information.

Own the assessment, architecture, integration, testing, deployment, and stabilization of a humanitarian virtual support hotline. Connect Telegram-based patient communication, administrative and professional portals, and the organization’s website into a reliable workflow. Develop analytics and feedback capabilities, ensure accurate data sharing and onboarding, resolve integration issues, and provide post-launch support while independently making and explaining technical decisions.

Build and maintain payments infrastructure, including usage tracking, pricing, billing, payment providers, and stream-processing services. Collaborate with Finance, Tax, Growth, Sales, and engineering teams to support compliance, reporting, experiments, and customer payments. Plan migrations, debug complex production billing issues, and safely evolve live systems handling money. Requires Python expertise, backend development experience, software and system design knowledge, testing and security fundamentals, and strong problem-solving ability.

Build and operate core platform systems for users, workspaces, permissions, APIs, authentication, and resource management. Deliver full-stack features with a backend focus, including admin and settings interfaces. Scope work within large existing systems, plan migrations, manage safe rollouts, debug production issues, and collaborate across product and engineering teams. Candidates need strong Python and backend development expertise, software and system design knowledge, testing and security fundamentals, and the ability to navigate ambiguity.

Build and scale full-stack applications for maternal healthcare using React and Python. Develop AI-assisted workflows, improve care-team efficiency, maintain production reliability with Datadog, and ensure HIPAA-compliant handling of protected health information. Collaborate with product, clinical, data, and operations teams to translate complex healthcare workflows into practical solutions while establishing strong standards for code quality, testing, and deployment automation.

Build and enhance production-grade full-stack applications using React, Java, and/or Python. Develop scalable microservices and RESTful services, resolve performance and architectural issues, and deliver high-throughput, low-latency systems in cloud environments. Collaborate in Agile teams, use modern development and CI/CD practices, apply AI-assisted development tools, and mentor engineers while owning implementation across the application stack.

Lead frontend-focused full-stack development for a neurotechnology platform controlling brain stimulators, managing patient data, visualizing real-time 3D data, integrating APIs, syncing cloud systems, and improving user experience. The role involves React and React Native frontend work, Python or Node.js backend development, team growth and mentorship, and collaboration on secure, scalable healthcare applications.

Own a greenfield workflow for distributing Studio video projects across languages and aspect ratios. Design complex data-heavy backend systems, define requirements through RFCs, pressure-test data structures, and lead projects from inception through launch with minimal supervision. The role requires product judgment, enterprise-grade usage and account reporting expertise, and backend generalist capabilities. Media or video-processing pipeline experience is a bonus.