Hybrid / San Francisco, CA or Redwood City, CA We’re on a mission to democratize AI by building the definitive AI data development platform. The AI landscape has gone through incredible change between 2016, when Snorkel started as a research project in the Stanford AI Lab, to the generative AI breakthroughs of today. But one thing has remained constant: the data you use to build AI is the key to achieving differentiation, high performance, and production-ready systems. We work with some of the world’s largest organizations to empower scientists, engineers, financial experts, product creators, journalists, and more to build custom AI with their data faster than ever before. Excited to help us redefine how AI is built? Apply to be the newest Snorkeler! We are seeking an experienced and visionary Senior/Staff Full-stack Engineer to help lead the development of Snorkel Flow, our web application that enables users to programmatically label training data, train models, deploy and monitor them, and analyze production data. In this role, you’ll collaborate closely with designers, product managers, front- and back-end engineers, and ML experts to architect and implement complex features, mentor junior developers, and drive best practices across the team. You will work with technologies including TypeScript, React, Python, FastAPI, and SQL to deliver scalable and robust solutions. Main Responsibilities Architect, design, and implement high-quality, scalable, and maintainable code for both client-side and server-side components Lead technical discussions and provide guidance on best practices in full stack development Collaborate with stakeholders to define project requirements and translate them into technical specifications Build proactively with empathy for our customers, constantly iterating to balance innovative research with practical solutions Mentor and support junior developers, fostering a culture of continuous learning and improvement Ensure the application is secure, performant, and optimized for scalability Conduct thorough code reviews to maintain high code quality and share knowledge Troubleshoot and resolve complex technical issues across the stack Work a hybrid schedule with at least three days per week in our Redwood City HQ or the SF office Preferred Qualifications 6+ years of professional full-stack experience developing performant, intuitive, and scalable web application architectures Expertise in TypeScript and React for building dynamic and responsive user interfaces Strong proficiency in Python and server web frameworks such as FastAPI, Flask, or Django Extensive experience with relational databases and SQL, including schema design and query optimization Proven track record of designing and implementing scalable and maintainable architectures Ability to prototype and iterate quickly around sophisticated user workflows Deep understanding of RESTful API design and implementation Strong problem-solving abilities and attention to detail Excellent verbal and written communication skills and a collaborative mindset Ability to work independently and manage multiple tasks effectively Self-motivation, positive attitude, and eagerness to learn Be Your Best At Snorkel Snorkel AI is on a mission to make machine learning practical for everyone, and it starts with building a team that welcomes, represents and gives opportunity to all. We work at the frontier of AI and software engineering, and believe that underrepresented communities need to play a part in shaping the future of these fields. At Snorkel AI, we actively work to create an environment that values end-to-end ownership, diverse forms of impact, and opportunities for personal growth. Snorkelers are supported by an amazing team and an amazing set of benefits. For Full-time employees, we offer comprehensive medical, dental, and vision plans for Snorkelers and their families, plus a yearly wellness stipend. Our 401k program lets Snorkelers plan for their future and our parental leave program lets new parents take up to 20 weeks of paid time off. Learn more about these benefits and more — like our workstation setup allowance — on our Careers page. Snorkel AI is proud to be an Equal Employment Opportunity employer and is committed to building a team that represents a variety of backgrounds, perspectives, and skills. Snorkel AI embraces diversity and provides equal employment opportunities to all employees and applicants for employment. Snorkel AI prohibits discrimination and harassment of any type on the basis of race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local law. All employment is decided on the basis of qualifications, performance, merit, and business need. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation. Apply for this job * indicates a required field First Name * Last Name * Email * Phone * Resume/CV * Are you able to work out of our Redwood City office one day per week? * Select... This position is based in the San Francisco Bay Area and requires you to work out of our Redwood City office one day per week at minimum. Voluntary Self-Identification For government reporting purposes, we ask candidates to respond to the below self-identification survey. Completion of the form is entirely voluntary. Whatever your decision, it will not be considered in the hiring process or thereafter. Any information that you do provide will be recorded and maintained in a confidential file.

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