Persist Ventures backs unstoppable builders with equity, funding, and resources to launch industry-shaping startups. Our flagship event, Start-Upathon, is where high-potential founders get their shot at the top — no formal qualifications required, just grit, vision, and execution power.
Now, we’re building AceTime — the next evolution of FaceTime and WhatsApp combined with the intelligence of ChatGPT. Think: live video/audio calls, real-time AI assistance, instant meeting notes, contextual memory, and seamless global connection. We believe this can redefine how people communicate worldwide.
Your Role
- Lead the end-to-end development of the AceTime MVP (from prototype to TestFlight launch).
- Build core features:
- Real-time video/audio call integration
- Live transcription overlay and AI summarization
- AI-assisted group & direct messaging
- Persistent contextual memory per contact
- Work closely with the founder to shape the product roadmap, prioritize features, and experiment rapidly.
- Ensure performance, privacy, and reliability in global-scale communications.
- Build with scalability in mind — AceTime is meant to go viral.
You Are
- A relentless builder — you move from idea to working product without waiting for permission.
- Comfortable working in hackathon mode — fast iterations, zero bureaucracy, constant delivery.
- Entrepreneurial at heart — you’re not just looking for a job, but a co-founder role.
- Fascinated by AI-assisted communication, real-time systems, and social apps.
Required Skills
- Strong experience with iOS app development (Swift / SwiftUI).
- Expertise in real-time communication (WebRTC, CallKit, VoIP).
- Proficiency in backend development (Node.js, Python, or similar) for call handling & chat infrastructure.
- Experience integrating AI APIs (OpenAI, Whisper, Speech-to-Text, etc.).
- Knowledge of real-time messaging (WebSockets, Firebase, or similar).
- Strong understanding of privacy & data handling in communication apps.
Nice-to-Have
- Experience with video streaming optimization.
- Familiarity with global scaling (low-latency architecture).
- Prior work on social or messaging apps.
- Ability to design intuitive UI/UX for fast adoption.
