Principal II, Application Development

Overview

THE ROLE

As a Principal, Application Development, you'll serve as the technical go-to for our mobile application ecosystem-setting engineering direction, leading delivery, and providing mentoring to other developers. You'll work across product, QA, DevOps, and business partners to compose and build secure, scalable experiences that reach a large user base.


HOW YOU WOULD CONTRIBUTE

• Lead end-to-end delivery of high-quality software through hands-on coding, testing, debugging, and thoughtful craftsmanship
• Partner with an Agile squad (Product Owner, Scrum Master, engineers) to design, build, deploy, and operate internal applications
• Design and implement scalable mobile functionality-clean business logic and modern UI for high-traffic, customer-facing experiences
• Influence architecture across data, services, APIs, web, and mobile, bringing clear recommendations and practical tradeoffs
• Tackle ambiguous, complex business and technical problems using modern tools, patterns, and engineering guidelines
• Collaborate with product, customers, and collaborators to clarify requirements, right-size scope, and deliver measurable business value
• Strengthen reliability through CI/CD and DevOps practices, supporting SRE needs (SLOs/SLAs) and owning production support and follow-ups
• Mentor and grow other engineers, and help evolve standards, patterns, and technology choices across the platform

TEAM DYNAMICS:

You'll join a collaborative Agile team that values ownership, quality, and continuous improvement. We work closely with product, QA, DevOps, and business collaborators to deliver reliable, scalable mobile experiences. Expect open communication, regular peer reviews, and shared accountability-plus plenty of opportunities to learn, mentor, and make a visible impact.

Qualifications

SKILLS AND BACKGROUND REQUIRED TO BE SUCCESSFUL:

7+ years of deep, hands-on experience building and leading React Native mobile solutions for Android and/or iOS at scale
• Expert proficiency in JavaScript and React, including advanced use of Context, hooks, and performance optimization patterns
• Strong command of React architecture and standard methodologies, with a focus on maintainability, scalability, and high-performance mobile experiences
• Proven experience designing and integrating secure, scalable payment solutions within mobile applications
• Strong familiarity with modern mobile development workflows and tooling (GitHub Actions, Xcode, Android Studio) and the ability to influence engineering standards

Skills:

Excellent problem-solving and communication skills, with the ability to lead and thrive in an Agile, multi-functional environment
• Experience designing and building scalable, fault-tolerant, highly testable mobile and backend services, including performance tuning
• Strong foundation in OOP, design patterns, SOLID principles, Dependency Injection/IoC, and observability (logging, monitoring, diagnostics)
• Expertise with unit testing, CI/CD, source control strategies, automation, release management, and continuous delivery practices
• Hands-on experience with responsive and multilingual mobile apps, relational and non-relational databases (including ORMs), and cloud-based architectures and services

Education:

Bachelor's degree in Computer Science or equivalent experience

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US Benefits Statement

Herbalife offers a variety of benefits to eligible employees in the U.S. (limited to the 50 States and the District of Columbia), which includes Group Health Programs, other Voluntary Benefit Programs, and Paid Time Off. Group Health Programs include Medical, Dental, Vision, Health Savings Account (HSA), Flexible Spending Accounts (FSA), Basic Life/AD&D; Short-Term and Long-Term Disability, and an Employee Assistance Program (EAP). Other Voluntary Benefit Programs include a 401(k) plan, Wellness Incentive Program, Employee Stock Purchase Plan (ESPP), Supplemental Life/Critical Illness/Hospitalization/Accident Insurance, and Pet Insurance. Paid time off includes Company-observed U.S. Holidays, Floating Holidays, Vacation, Sick Time, a Volunteer Program, Paid Maternity and Paternity Leave, Bereavement Leave, Personal Leave and time off for voting.