Job Description

Role Overview

We're seeking an experienced

macOS Developer

to join the AuthX product team at Upnet. You will be responsible for developing high-performance, secure macOS applications that integrate directly into enterprise environments, enabling frictionless authentication experiences for end-users.

Key Responsibilities

Design, build, and maintain

macOS applications

for the AuthX platform using Swift or Objective-C. Integrate

authentication workflows (biometrics, secure tokens, device trust)

into macOS environments. Implement

robust security protocols, encryption, and Keychain integrations

to safeguard sensitive data. Work closely with

Product, UX, and Backend teams

to define and implement feature requirements. Ensure

performance optimization, memory efficiency, and battery-conscious design

for macOS apps. Conduct thorough

code reviews, testing, and debugging

to deliver high-quality software. Stay current with

Apple's developer ecosystem (SwiftUI, AppKit, notarization, sandboxing)

and industry best practices.

Requirements

Required Skills & Qualifications

3+ years of professional macOS application development experience

(Swift, SwiftUI, or Objective-C). Deep understanding of

macOS frameworks (AppKit, Core Data, Keychain, Security APIs)

. Experience with

authentication/identity standards (OAuth, SAML, FIDO2, biometrics)

is highly preferred. Knowledge of

cryptography, certificates, and secure storage mechanisms

. Familiarity with

CI/CD pipelines, Apple Developer provisioning, app notarization, and sandboxing

. Excellent debugging, profiling, and performance optimization skills. Strong problem-solving abilities and a willingness to work in a

fast-paced, high-ownership environment

.

Nice to Have

Exposure to

cross-platform development (macOS + iOS)

. Experience with

MDM (Mobile Device Management) or enterprise device security

. * Background in

authentication, SSO, or passwordless login product development

.