Senior iOS Developer

About the role

Baseline is looking for a Senior iOS Developer to join its Belgrade office. You will build and maintain native iOS applications that deliver personalized health and risk insights, handling sensitive health data with a focus on security and user trust.

Key responsibilities

• Design, implement, and ship new iOS features.
• Optimize app performance and ensure robust security and privacy.
• Integrate the app with backend RESTful APIs and handle JSON data.
• Collaborate with product managers, designers, data scientists, and bioinformaticians to translate complex health concepts into intuitive UI.
• Participate in code reviews, mentor junior developers, and influence architectural decisions.
• Establish and promote best practices for mobile development within the team.

Required profile

• Strong expertise in native iOS development.
• Proven experience delivering production‑grade mobile applications.
• Ability to work on‑site in Belgrade and collaborate in a cross‑functional environment.
• Experience in health‑tech, fitness, genomics, or data‑driven products is a plus.

Required skills

• Swift
• SwiftUI
• Xcode
• RESTful API integration
• JSON handling
• Git version control

What we offer

• Competitive salary and equity.
• Private health insurance.
• Flexible paid time off.
• Remote/hybrid work policy.
• AI‑driven development workflow and a fast‑moving startup culture.