Sr. Software Engineer, App

Senior Engineer

Hims & Hers is on a mission to empower people to live healthier lives. Our Core Experience team plays a critical role in achieving this by building cutting-edge mobile experiences that drive patient acquisition, engagement, and satisfaction.

As a Senior Engineer, you will be a key technical leader responsible for designing and implementing scalable, high-performance mobile solutions for our growing userbase. You will own architectural design for group-critical systems and initiatives across multiple squads. You will collaborate with cross-functional teams to align systems and abstractions to long-term group strategy and scalability. Your role will also involve engaging in product discovery to identify user needs and ensure shared architectural patterns and reusable components improve delivery across teams.

You Will:

• Design large-complexity solutions that are performant, scalable, maintainable, and secure. Minimal rework needed after feedback.
• Identify and mitigates technical health risks within systems.
• Guide squad discussions and reviews to ensure high-quality designs and architectural decisions.
• Provide technical guidance and mentorship to engineers on best practices, design patterns, and coding standards.
• Demonstrate ownership of health and reliability concerns for squad systems, establishing metrics like KPIs and SLOs.
• Design and maintains robust monitoring and alerting systems to ensure rapid detection of production issues as part of feature delivery.
• Balance new feature development with addressing operational risks and technical debt.
• Work closely with other engineering teams to ensure seamless integration across mobile platforms, backend services, and shared systems.
• Contribute to the vision for the team and the platform as technical leader, identifying new and strategic technologies and technical investments that improve security, scalability, reliability, and performance.
• Lead efforts to improve workflows, processes, or tools within their squad to enhance discipline performance.
• Coach and mentor less experienced squad members in best practices and fosters a culture of collaboration.
• Identify inefficiencies in squad practices and proposes actionable solutions to address them.
• Serve on our technical advisory group to help guide and provide feedback on critical technical decisions.
• Conduct code reviews and contribute to knowledge-sharing initiatives within the team.
• Identify performance bottlenecks and propose enhancements to optimize app performance, responsiveness, and reliability.
• Stay up to date with industry trends, technologies, and best practices, and propose innovative solutions to improve the platform.

You Have:

• 6+ years as a software engineer, shipping production consumer-facing code.
• Fluency in native mobile development technologies, including Swift, Kotlin. React Native experience is a plus.
• Experience with GraphQL and modern API patterns in mobile.
• Familiarity leveraging AI-assisted development tools (e.g., Copilot, Claude, Cursor) to accelerate delivery.
• Proven experience in building performant, elegant user experiences in mobile.
• Excellent problem-solving skills and the ability to think critically and strategically.
• Strong communication and collaboration skills, with the ability to work effectively across teams.
• Capable of prioritizing multiple projects in order to meet goals without management oversight.

Our Benefits (there are more but here are some highlights):

• Competitive salary & equity compensation for full-time roles
• Unlimited PTO, company holidays, and quarterly mental health days
• Comprehensive health benefits including medical, dental & vision, and parental leave
• Employee Stock Purchase Program (ESPP)
• 401k benefits with employer matching contribution
• Offsite team retreats

We are committed to building a workforce that reflects diverse perspectives and prioritizes ethics, wellness, and a strong sense of belonging. If you're excited about this role, we encourage you to apply—even if you're not sure if your background or experience is a perfect match.