Senior Staff Prototyping Engineer, iOS

What you'll do

• Lead mobile feature development from early exploration and prototypes through production rollout and ongoing evolution.
• Partner with Product and Design to shape user experiences and influence technical decisions across teams.
• Set mobile development and operational practices, mentor engineers, and guide organization-wide initiatives.

What they ask for

• 10+ years of professional software engineering experience, including significant experience building complex, high-craft iOS applications at scale.
• Deep expertise in Swift framework and modern iOS development.
• Strong understanding of iOS architecture, application lifecycle, concurrency, networking, and performance optimization.
• Track record leading ambiguous, organization-spanning technical initiatives and moving new initiatives from prototype toward production.

Nice to have

• Experience with Combine, Swift Concurrency (async/await, actors), or dependency injection frameworks (e.g. Needle, Resolver).
• Experience with large-scale product initiatives, research and experimentation, open-source or iOS community contributions, or collaboration, productivity, messaging, AI, or enterprise products.

Pay

$218,400 - $365,200 annually (base salary); $263,200 - $401,400 annually (base salary)

Tools

Swift, Combine, Swift Concurrency (async/await, actors), Needle, Resolver

AI focus

The role develops Slack mobile product experiences, including AI-related features. Salesforce also states it uses AI tools to help recruiters assess and evaluate candidates’ resumes and qualifications; humans make hiring decisions.