Note: The job is a remote job and is open to candidates in USA. Phantom is the modern money app used by tens of millions around the world, revolutionizing the way people interact with the crypto ecosystem. As a Senior Frontend Engineer on the Growth & Engagement team, you will build and refine core product experiences that enhance user onboarding and engagement across mobile and web platforms.
Responsibilities
- Build and iterate on high-impact onboarding flows and first-session experiences with a focus on clarity, speed, usability, and reducing user drop-off
- Develop new Home modules, ranking systems, and UI patterns that help users understand what’s happening in crypto and discover relevant actions, trends, and opportunities
- Design features to be experiment-ready from day one, including feature flags, analytics instrumentation, staged rollouts, and measurement frameworks
- Maintain a high bar for frontend quality, performance, and polish across mobile and web surfaces. Debug production issues, improve reliability, and prevent regressions through strong testing and rollout discipline
- Partner closely with Product, Design, Backend, and Data teams to define product specs, event schemas, and success metrics while ensuring fast and high-quality execution
- Contribute to a strong engineering culture through thoughtful code reviews, technical mentorship, and pragmatic decision-making around architecture and product tradeoffs
Skills
- Bachelor's degree in Computer Science or related technical field, or equivalent practical experience
- 6+ years of full-time software engineering experience building production user-facing applications
- Strong proficiency in React and TypeScript
- Experience building and shipping polished consumer-facing product experiences
- Strong product and engineering judgment with the ability to balance speed, quality, and measurement in a fast-moving environment
- Experience shipping end-to-end features with experimentation and analytics tooling (feature flags, A/B testing, rollouts, instrumentation)
- Strong collaboration and communication skills across technical and non-technical stakeholders
- React Native experience strongly preferred
- Interest in crypto, fintech, consumer products, or developer platforms preferred
Benefits
- Competitive salary and equity
- Comprehensive insurance (medical/dental/vision) — 100% covered
- Stipend for your ideal remote set-up
- Flexible hours and a supportive remote environment
- Unlimited vacation: Take time when you need it (and we really mean it!)
- 401(k) retirement plan
- Monthly wellness benefit
- Weekly meal benefit
- Global off-sites
Company Overview
Company H1B Sponsorship