Job Description

Get AI-powered advice on this job and more exclusive features. Senior Engineer – Magical Toys App Development About Magical Toys Magical Toys is a seed-stage startup pioneering AI-driven conversational companions for kids . We’re on a mission to create imaginative, emotionally intelligent, and safe digital experiences that spark creativity and meaningful play. As we gear up for our first commercial product launch, we’re looking for a Founding Engineer to take technical ownership of our parent-facing app —driving everything from onboarding through to subscription conversion . The Role As our Senior Engineer , you will be a critical, early team member , shaping both the app architecture and the product experience for parents . You’ll work closely with our CEO, product and design team, and AI engineers to build a seamless, intuitive parent-facing companion to our AI-powered toy . This is an opportunity to lead, own, and build from the ground up —from initial UX flows to scaling for tens of thousands of families. The Product The Magical Toys Parent App enhances the AI toy experience by allowing parents to personalize interactions, gain insights into their child’s development, and stay connected to their play. Parents can access conversation logs and contextual insights, making their child’s engagement more meaningful. A premium subscription unlocks advanced features, offering deeper understanding and richer interactions. What You’ll Own

• Full technical ownership of the parent companion app (React-based)
• Meaningful contribution to the backend server (Python) and how it communicates to the app
• Implement subscription flows, payments, and engagement features
• Ensure data privacy & security (compliance with COPPA, GDPR-K, etc.)
• Work with designers to create a delightful and intuitive UI/UX
• Set up best practices for testing, performance, and scalability

Who You Are

• Senior-level full-stack or front-end engineer experience
• Strong React and mobile-first development skills
• Experience with backend development (Python)
• Prior experience in consumer apps, kids’ products, or AI-driven experiences (bonus!)
• Excited about building from 0 → 1 and taking ownership in an early-stage startup
• Passionate about creating magical experiences for kids & families
• Comfortable making high-impact technical decisions with minimal oversight

Why Join Us?

• Be a founding team member with a significant say in product & tech direction
• Equity + competitive salary in a high-growth startup
• Work on a mission-driven product shaping the future of play for kids
• Build something from the ground up with a small, talented, and passionate team

Ready to create something magical? Let’s talk! Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Engineering and Information Technology Industries Embedded Software Products Referrals increase your chances of interviewing at Magical Toys by 2x Sign in to set job alerts for “Mobile Application Developer” roles. San Francisco, CA $56.25 - $173,000 2 weeks ago San Francisco, CA $85.10 - $251,000 2 weeks ago Android Software Engineer III, Verily Me Software Engineer, Mobile Native AR Mapping Software Engineer III, Mobile (Android), YouTube San Francisco, CA $139,600.00 - $218,900.00 6 days ago Foster City, CA $130,000.00 - $265,000.00 1 month ago San Francisco, CA $150,000.00 - $190,000.00 2 days ago United States $85.10 - $251,000.00 2 weeks ago Senior Software Engineer, Mobile, Android San Francisco, CA $70.67 - $208,000.00 2 weeks ago Founding Software Developer - Mobile Engineering San Francisco, CA $140,000 - $180,000 2 months ago Software Engineer, Mobile (iOS or Android) Emeryville, CA $169,260 - $253,750 5 months ago San Leandro, CA $80,000 - $85,000 3 weeks ago We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr Magical Toys

Job Tags

Full time,

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