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John Bolin

John Bolin

Native Mobile Developer | iOS & Android | Swift & Kotlin

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Dallas, USA

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Dallas, USA

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Contra Pro Manage freelance projects Get verified as an expert Find jobs Get discovered Sign contracts Send invoices Commission-free payments

For companies

For companies Manage team projects Share hiring workspace Post jobs Discover contractors Sign contracts Approve invoices Global payments & tax compliance

Use Cases

For companies For freelancers For creator tools For agencies For VCs

Resources

Partner networks Advertising Challenges Creative Human Data Human Creativity Benchmark Human in the loop API Project-based hiring calculator Guide to flexible hiring Guide for agencies Creator tools awards Customer stories Blog FAQs for freelancers FAQs for companies Referrals

Hire Freelancers

Explore all Top independents Design Engineering Marketing Music & audio Social media Video & animation Product Business consulting & HR Other

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In 2026, users expect instant performance, clean motion, and zero friction, and that’s exactly how I build native iOS and Android apps. I use Swift, SwiftUI, Kotlin, and modern mobile architecture to create apps that feel lightweight, responsive, and genuinely premium. Beyond...