Role Description The Sr. Software Engineer II - Catalog will build and modernize iHerb's product catalog, one of the most business-critical platforms in the company. You will work across the full stack: backend services, React frontend, and relational data layers. Our current backend is .NET/C#; we also use Go, Python, and Java across the organization. - Build and ship catalog features end-to-end: API design, business logic, data models, and React UI. - Use AI-driven SDLC tooling such as Claude Code as a core part of your daily workflow, including code generation, spec-to-code translation, and automated test creation. - Participate in the catalog modernization effort, working on the new stack in parallel with the existing platform. - Write and maintain automated tests; quality is built in, not handed off. - Review pull requests, maintain code standards, and contribute improvements to the shared golden path. - Collaborate with product and design to refine specs before and during implementation. - Instrument services with logging, metrics, and alerts; participate in on-call rotation and own incident response for catalog services. The duties and responsibilities described above may provide only a partial description of this position. This is not an exhaustive list of all aspects of the job. Other duties and responsibilities not outlined in this document may be added as necessary or desirable, with or without notice. Qualifications - AI-driven SDLC: hands-on experience shipping production code with AI-assisted development tools such as Claude Code, GitHub Copilot, or Cursor. - Full-stack awareness: comfortable contributing across layers of the stack when needed. - Production ownership: experience owning features end-to-end from spec through deployment, observability, and on-call. - Code quality fundamentals: strong grasp of software design principles, automated testing, code review, and CI/CD. - Backend development proficiency in one or more of: C#/.NET, Go, Python, Java. - Proficiency in React or equivalent modern frontend framework. - Proficiency in relational database experience with MS SQL Server or Postgres. - Proficiency in REST API design and microservice patterns. - High degree of accuracy and attention to detail. - Excellent organization skills and ability to multi-task. Requirements - Generally requires a minimum of 10+ years of software engineering experience. - Bachelor’s Degree in Computer Science or related field preferred, or a combination of education and equivalent work experience. Benefits - The expected salary range for this role is $187,000.00 - $235,000.00 USD. - The actual base pay offered will be determined by factors such as the candidate's relevant experience, education, geographic location, and internal equity. Physical Demands The physical demands described here are representative of those that must be met by a Team Member to successfully perform the essential functions of this job. While performing the duties of this job, the Team Member is regularly required to talk and hear. The Team Member is frequently required to sit, walk, climb stairs, use hands and fingers, bend, stoop and reach with hands and arms. Reaching above shoulder heights, below the waist or lifting as required to file documents or store materials throughout the work day. The Team Member may occasionally lift or move office products and supplies up to 25 pounds. Proper lifting techniques required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. Work Environment - The noise in the work environment is usually moderate. - Hectic, fast-paced with multi-level distractions. - Professional, yet casual work environment. - Office / Warehouse environment. - Ability to work extended hours as required.