Staff Software Engineer, Core Experience (Backend)

Hims & Hers is the leading health and wellness platform, on a mission to help the world feel great through the power of better health. The Staff Backend Engineer will be a key technical leader responsible for designing and implementing scalable solutions across both front-end and back-end systems, focusing on patient acquisition, engagement, and care delivery.

Responsibilities:

• Influence the design and architecture of scalable and performant full-stack solutions that meet product requirements and enhance user experience
• Champions and integrates AI tooling into team workflows, CI pipelines, code review
• Provide technical guidance and mentorship to engineers on best practices, design patterns, and coding standards
• Introduces frameworks, tools, and libraries that raise the bar on developer efficiency
• Participate in product discovery sessions to assess feasibility, explore user needs, define product features, and validate ideas with prototypes and experiments
• Drive group-wide architectural improvements, with a focus on eliminating redundancy, complexity, and lowering overall technical debt
• Work closely with other engineering teams to ensure seamless integration and communication across systems and services
• 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
• Break down complex projects into clear, actionable tasks to drive successful outcomes
• Drives simplification of complex systems through shared tooling and design
• Implement observability practices across the platform, including logging, monitoring, and alerting to ensure system reliability and performance
• Analyze performance metrics and user feedback to identify opportunities for improvement and drive optimization efforts
• Create and maintain technical documentation for architecture and development processes
• 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 system performance and reliability
• Stay updated with industry trends, technologies, and best practices, and propose innovative solutions to improve the platform

Requirements:

• 8+ years as a software engineer, shipping production code and working with diverse teams on aggressive timelines
• Experience designing API gateways, BFF patterns, or service mesh architectures serving mobile and web clients
• Fluent with agentic coding practices and tools, including Claude, Codex etc
• Proven experience in building scalable cloud applications and services using technologies including Kotlin, NestJS, AWS, PostgreSQL, Auth0, Datadog, GraphQL, Redis
• Experience building services to enable mobile developers to deliver best-in-class user experiences
• 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