Slack

Principal Design Engineer, Mobile (iOS)

Slack
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1 day ago
San Francisco, CA, USA or New York, NY, USAStaff+

Base Salary

$197k - $345k/yr

Responsibilities

  • Prototype ambiguous interaction and device-capability concepts directly in iOS code to make ideas tangible and assess their viability.
  • Apply deep knowledge of iOS platform capabilities and native interaction patterns while identifying opportunities for bespoke solutions.
  • Train designers and document agentic prototyping workflows that enable direct prototyping in mobile codebases.
  • Create reusable interaction patterns and prototyping tools that improve craft across iOS teams.
  • Partner with designers and engineers to provide native technical and creative guidance on cross-team problems.
  • Use data and shipped-feature learnings to guide craft investments and improve prototyping tools and documentation.
  • Evangelize modern prototyping practices and drive adoption across the design organization.

Requirements

  • 8+ years of experience at the intersection of product design and iOS engineering.
  • Deep hands-on fluency in Swift, SwiftUI, and Objective-C.
  • Track record of building working code-based prototypes for ambiguous concepts and connecting execution to customer or product impact.
  • Deep, current knowledge of iOS platform standards, Apple HIG, and native frameworks, with judgment about when to use bespoke solutions.
  • Experience creating tools, documentation, or training that helps designers and engineers improve their craft.
  • Strong collaboration, communication, and evangelism skills, including comfort with ambiguous cross-team work.
  • Familiarity with or enthusiasm for agentic and AI-assisted coding tools and teaching design teams to use them in production codebases.

Benefits

  • Benefits include time off programs, medical, dental, vision, mental health support, paid parental leave, life and disability insurance, 401(k), and an employee stock purchasing program.
  • Salesforce provides reasonable accommodations during the application and recruiting process.
  • The posting states that compensation varies by location, with a typical base salary range of $197,300–$313,700 annually and $237,700–$344,700 annually in select San Francisco and New York City metropolitan-area locations.

Tech Stack

iOSObjective-CSwiftSwiftUI

Categories

Mobile
Slack

About Slack

1,001-5,000 employees

Slack is on a mission to make people's working lives simpler, more pleasant and more productive. It is the productivity platform for customer companies that improves performance by empowering everyone with no-code automation, making search and knowledge sharing seamless, and keeping teams connected and engaged as they move work forward together. As part of Salesforce, Slack is deeply integrated into the Salesforce Customer 360, supercharging productivity across sales, service and marketing teams. To learn more and get started with Slack for free, visit slack.com or connect with us @SlackHQ. Ensuring a diverse and inclusive workplace where we learn from each other is core to Slack’s values. We welcome people of different backgrounds, experiences, abilities and perspectives. We are an equal opportunity employer and a pleasant and supportive place to work. Come do the best work of your life here at Slack.

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