Lead Mobile Engineer — In-Person NYC (React Native)

Posh; New York (NY); On-site; USD 140,000 - 210,000; Full time

Job summary

Posh, based in New York City, is seeking a Mobile Engineer to lead the development of scalable, high-performance mobile experiences using React Native and Expo. This in-person role at our SoHo office will influence mobile architecture, product direction, and engineering culture across the organization.

You will mentor engineers, collaborate with design and product, and own end-to-end release processes for mobile apps, including App Store and Play Store submissions, while ensuring accessibility

Qualifications

• 5-7 years of experience leading complex frontend projects at scale with significant organizational impact.
• 3-4 years of deep expertise in mobile development with Swift or Kotlin, with a strong track record of building and shipping high-quality mobile applications.
• 1-2 years of experience with React or React Native.
• Proven track record shaping mobile architecture and technical strategy for consumer-facing products.
• Experience mentoring and developing senior engineers, and building frameworks for org-wide growth and knowledge sharing.
• Strong collaboration skills with the ability to influence across technical, design, and product teams.
• Experience with design systems, component libraries, and cross-platform interface development.
• Background in consumer, social, or marketplace products a plus—especially those focused on building real-world communities.

Responsibilities

• Lead and influence high-impact, cross-functional mobile initiatives with product, design, and engineering leadership.
• Own and evolve the architecture of our mobile applications, driving best-in-class performance, accessibility, and maintainability.
• Define and uphold organizational standards for mobile quality, scalability, developer experience, and design system consistency.
• Partner closely with design and product teams to translate complex ideas into intuitive, beautiful user interfaces.
• Own the end-to-end release process for mobile applications, including versioning, build generation, App Store / Play Store submissions, and post-release monitoring.
• Mentor and grow senior engineers through coaching, workshops, and documentation; foster a culture of diverse thinking, constructive feedback, and continuous improvement.
• Champion best practices in mobile tooling, testing, CI/CD, and code quality across multiple teams.
• Balance rapid experimentation with sustainable, scalable design, driving forward both user experience and business growth.

Skills

Frontend leadership

Mobile development

React/React Native

Mentoring engineers

Cross-functional collaboration

Design systems

Cross-platform UI

Job description

Posh, based in New York City, is seeking a Mobile Engineer to lead the development of scalable, high-performance mobile experiences using React Native and Expo. This in-person role at our SoHo office will influence mobile architecture, product direction, and engineering culture across the organization.

You will mentor engineers, collaborate with design and product, and own end-to-end release processes for mobile apps, including App Store and Play Store submissions, while ensuring accessibility