Principal Software Engineer - Tech Lead

Johnson & Johnson is building the next generation of intelligence infrastructure and platforms to capture, extract, and apply intelligence from the OR and surgical workflows. We are recruiting for a Principal Software Engineer – Technical Lead within the Polyphonic® Product Engineering team located in Santa Clara, CA. Responsibilities Bring technical ownership of a platform as a product and ship scalable APIs, SDKs, CLIs, and UIs that make the ML platform easy to adopt and accelerate surgical AI. Build shared ML infrastructure with the platform infrastructure team and principal engineers for core components: Serving Layer, Model Registry, Pipeline Orchestrator, and Training/Inference control planes. Design great developer experiences with defined templates, golden paths, opinionated defaults, and clear documentation to reduce time to first production. Develop instrumentation to measure adoption, friction, reliability, and cost; use data to prioritize the roadmap and validate outcomes. Partner across organizations (ML Engineering, Data Science, Infra/SRE, Security, Finance) to optimize performance, safety, and spend, especially for GPU-intensive training and high-QPS inference. Stay up to date with industry trends in machine learning and infrastructure to ensure adoption of groundbreaking technologies and practices. Qualifications Bachelor’s or MS degree in Computer Science, Computer Engineering, Data Science, or a similar technical field. 5+ years of system design experience to build a scalable, reliable ML platform. Proficiency in API design and developer experience—gRPC/REST APIs, SDKs, CLIs, and simple UIs that developers love to use. Experience with the end-to-end ML model lifecycle such as model serving, training, model CI/CD, GPU resource management, and building ML platform features that are delightful to use. You Are Seasoned coder who loves designing, communicating ideas, and actually shipping product; obsessed with refining developer experience and reducing friction. Passionate about supporting ML engineers to understand their needs and translating them into clean, durable platform abstractions. Advocate for infrastructure as code and automating painful manual processes, ensuring platform solutions keep on-call teams from guessing. A clear communicator excelling at written and verbal communication across differing levels of technical detail. Location Santa Clara, CA Travel Up to 15% travel required within the US and internationally. Salary Range $157,000.00 - $271,400.00 Employment Practices Johnson & Johnson is an affirmative action and equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, national origin, or protected veteran status and will not be discriminated against on the basis of disability. #J-18808-Ljbffr Johnson & Johnson