Overview

Are you a seasoned software engineer looking for your next big challenge, one that truly impacts millions of customers worldwide? Imagine shaping the very core of an e-commerce giant, building and modernizing a platform absolutely vital to its operations. At iHerb, our product catalog is just that: a central nervous system for everything we do. We are searching for a Senior Software Engineer II to join our team, someone ready to dive deep into a full-stack role, leveraging cutting-edge AI tools, and driving innovation from concept to deployment. This is a fully remote opportunity, open to talented individuals from anywhere in the world.

As a Senior Software Engineer II, you will play a pivotal role in evolving iHerb's product catalog, a foundational platform critical to our global e-commerce success. This position involves working across the entire application stack, from powerful backend services primarily built with .NET/C# to engaging React frontends, all while interacting with robust relational data layers. We embrace modern technologies and practices, including the use of AI-driven SDLC tools, to streamline our development process. This is a fully remote position, offering you the flexibility to contribute from anywhere in the world.

Key Responsibilities

Build and ship complete catalog features, taking ownership from API design and business logic all the way through to data model creation and the user interface developed in React.
Actively utilize AI-driven SDLC tooling, such as Claude Code, integrating it into your daily workflow for tasks like code generation, translating specifications into code, and automated test creation.
Contribute significantly to the catalog modernization initiative, developing new stack components in parallel with maintaining and improving the existing platform.
Write and maintain comprehensive automated tests, ensuring quality is a fundamental part of the development process rather than an afterthought.
Participate in thorough pull request reviews, uphold high code standards, and contribute improvements to our established best practices.
Collaborate closely with product managers and designers to refine specifications both before and during the implementation phases.
Instrument services with essential logging, metrics, and alerts. You will also participate in an on-call rotation and take ownership of incident response for catalog services.

Requirements

Extensive experience as a Software Engineer, with a strong background in building and shipping large-scale, business-critical applications.
Proficiency in backend development using .NET/C#. Familiarity with other languages like Go, Python, or Java is a plus, showing versatility.
Solid experience with frontend development, particularly with React.
Deep understanding of relational databases and data modeling principles.
Demonstrated ability to work across the full stack, from database to UI.
Experience with modern software development lifecycle practices, including automated testing, continuous integration, and continuous deployment.
Proven ability to design APIs, implement complex business logic, and manage data effectively.
Strong problem-solving skills and a proactive approach to system design and improvement.
Excellent communication and collaboration skills, essential for working with cross-functional teams.

What You'll Gain

The chance to make a substantial impact on a globally recognized e-commerce platform.
Hands-on experience with cutting-edge AI-driven development tools that are shaping the future of software engineering.
Opportunity to lead and contribute to major modernization projects using a diverse and evolving tech stack.
A collaborative, supportive, and innovative remote work environment.
Significant professional growth by tackling complex challenges on a highly visible and critical platform.
The satisfaction of seeing your work directly affect millions of users around the world.