Top QA Engineer Jobs in San Francisco, CA

As a Backend Engineer on the Conversion ML Team at Liftoff, you will design, implement, and maintain ML architecture for high availability and reliability. Responsibilities include end-to-end project ownership, collaboration with a world-class engineering team, and working on large-scale ML and data systems.

Cloudflare is looking for a backend engineer with a minimum of 5 years of experience to build and maintain code for customer APIs and internal service APIs. The role involves working with a tech stack including Go, JavaScript, PHP, Redis, Postgres, and Cloudflare products, developing new code, and maintaining existing code to meet product requirements.

As a Technical Architect at Cloudflare, you will work with customers to define tailored implementations, develop roadmaps, and help architect the road to implementing Cloudflare solutions. You will shape the implementation design across multiple domains of Cloudflare products within strategic customers and build high-value relationships with peers through expert-level guidance.

As an engineer on the Kubernetes platform team, you'll be building the tools to help engineers deploy and operate the services that make Cloudflare work. Our mission is to provide a reliable, yet flexible, platform to help product teams release new software efficiently and safely.

Senior Systems Engineer role in RingCentral's Finance Applications team, responsible for implementing enterprise applications product roadmap, analyzing system issues, finding solutions, and providing ongoing support. Must have experience in business requirements analysis, systems design, and support. Requires strong analytical skills and data modeling background.

Seeking a Senior Service Engineering Manager to tackle technical issues on an AI-powered Cloud Based Contact Center platform. Responsibilities include incident management, communication and escalation management, team leadership and development. Desired qualifications include a Bachelor's degree in Computer Science or related field, 8+ years of industry experience, and proficiency in Cloud Based Contact Center technologies and AWS deployments.

Seeking an experienced full stack engineer to develop feature-rich, secure, and scalable applications integrating RingCentral Platform with third-party applications. Responsibilities include architecting, designing, and deploying applications in a hybrid work environment. Must have strong communication skills and expertise in Javascript, Typescript, and RESTful APIs.

Design, build, and support core systems for managing identity on Cash App. Develop scalable, secure, and reliable identity systems. Solve technical problems at scale and collaborate with cross-functional teams. Participate in on-call rotation for service support.

The Business Intelligence Engineering Manager at Cash App will lead the Third Party Response Analytics team in building high-trust relationships and automating data processes for internal stakeholders. Responsibilities include driving vision, developing self-service tools, ensuring operational excellence, building a high-impact team, and strategic partnerships.

The Senior Software Engineer at Block's Lightning Intelligence team will be responsible for designing and building risk management systems for Lightning services. They will work on integrating third-party data sources, gathering requirements, and owning the lifecycle of the systems they build.

Design and develop net-new backend systems for Square Bank Accounts checking and savings products. Collaborate with a dynamic team to ensure sellers have access to funds when needed and encourage smart financial practices.

Build ads products by working across the full ads stack including bidding & targeting, ranking/auction, serving, campaign management, and seller tooling. Build highly scalable ads system that handles all aspects of running an online advertising system and helps sellers differentiate themselves on Whatnot. Understand our buyer and seller experiences and become an expert in helping them effectively scale their business through ads & monetization products.

Lead a team of engineers responsible for improving the core experience of Notion, drive execution to deliver high-quality products, contribute to up-leveling the engineering organization, recruit, coach, and develop engineers, collaborate with cross-functional peers, facilitate planning, maintain high-quality standards, and shape Notion's engineering organization.