SUN ยท 13 hours ago
Founding Mobile Engineer at AI Startup (backed by a16z Speedrun, pre-seed)
United States
Full-time
Remote
Senior Level
5+ years expSUN is an AI audio learning startup backed by a16z Speedrun, focused on developing personalized audio courses and real-time interactions. They are seeking a Founding Mobile Engineer to take ownership of the mobile app, collaborate closely with the founder, and make key architectural decisions to shape the product and engineering culture.
E-learning
Hiring Manager
Artin Bogdanov
Responsibilities
Own the mobile app end-to-end using Flutter and Dart
Build fast, clean, production-ready features
Partner closely with the founder on product direction and execution
Make architectural decisions that scale with the company
Optimize performance across audio playback, streaming, imagery, and data handling
Ship daily, move fast, and iterate based on real user feedback
Qualification
Required
5+ years of experience building and shipping mobile apps
Comfort working in early-stage environments with high ownership
Product-minded engineer who cares about UX and polish
Preferred
Experience with Flutter, native iOS/Android is a plus
Interest in AI, audio, or consumer products is a bonus
Benefits
Meaningful equity at the pre-seed stage
Company
SUN
SUN is the first education platform where users can generate audio courses with a single prompt, ask questions, and receive context-aware answers during each lecture.
2-10 employees
H1B Sponsorship
SUN has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (4)
2024 (3)
2023 (7)
2022 (4)
2021 (4)
2020 (7)
Funding
Current Stage
Early StageCompany data provided by crunchbase