Presto is hiring a

Web3 Mobile Software Engineer (iOS)

🚀 About Flipster

Flipster(flipster.io) is a next-level trading platform that is connecting investors to insight, and new opportunities brewing in the cryptoverse. We uncover exclusive opportunities and provide a high-performance platform to put them to work. We believe in an exciting, bold future for crypto. A decentralized, well-governed space, that sparks progress for investors, traders and amazingly innovative crypto projects simultaneously. Flipster will unlock access to ideas we can't even imagine yet. We aim to propel their development and uncover potential.

Location: Remote (near Singapore time zone)

Responsibilities

• Develop & maintain softwares mainly for Apple platforms for our exchange.
• Work together with cross-functional teams to define, design, test, and ship features.
• Troubleshoot issues, fix bugs and improve application performance & reliability.
• This is an individual contributor role.

Qualifications

• Technical ability to design & implement feature intentions into reliable & efficient code.
• Strong programming, design & development skills in Swift.
• Interest in soft/firm real-time apps & optimizations for it.
• Experience in production for published commercial apps with backend services.
• Understanding in Apple platforms, technologies and conventions.
• Ability to work autonomously in distributed remote teams with asynchronous communication. (near Singapore time zone)
• Ability to communicate in English for engineering.

Preferred

• Understanding of financial derivatives products, exchange and trading platforms, blockchain, software development and business.
• Experience in Android native apps development.

Our Tech Stacks

• All Swift basically.
• SwiftUI mostly.
• Elm-like REPL structured.
• async/await/actor where appropriate.
• Modularized with SPM.
• Tested by Swift Testing & XCTest.
• Stored in GitHub.
• Packaged in Xcode.
• Built using Bitrise.
• Watched by DataDog & Sentry.
• Assisted by Cursor & Claude Code.

Our Hiring Process

• Resume/CV submission
• 1st round interview (Homework)
• 2nd round interview
• 3rd round interview
• 4th round interview (Optional)