Senior iOS Prototyping Engineer — Lead Mobile Innovation

Salesforce; San Francisco (CA); On-site; USD 218,000 - 365,000; Full time

Job summary

Salesforce Slack Mobile team seeks a Senior Staff Engineer to shape the future of Slack’s mobile product. As a Prototyping Engineer, you’ll embed as a leader on greenfield, zero-to-one initiatives, guiding product and design through early engineering work.

Collaborate with Product, Design, Backend and mobile engineers to deliver intuitive, high-performance features for millions of users. You’ll own ambiguous problems, frame scope, mentor engineers, and set best practices across the mobile org.

Qualifications

• 10+ years of professional software engineering experience, including significant experience building complex, high-craft iOS applications at scale.
• Proven track record of moving outside of organizational boundaries to start new initiatives, prototype the path to production, and reorient the organization to support the new initiative.
• Experience working in fast-paced environments, whether at a start-up, in an incubator, or on a zero-to-one team inside a larger enterprise.

Responsibilities

• Shape the future of Slack on mobile by leading the engineering development of experiences used by millions of users every day, spanning multiple teams and the broader organization.
• Lead the most complex, ambiguous, cross-functional initiatives from early technical exploration through production rollout and long-term evolution.
• Lead feature prototyping to define the mobile user experience for Slack’s biggest opportunities.
• Partner closely with Product and Design to shape experiences that balance user needs, technical constraints, and long-term maintainability.
• Influence engineering decisions beyond your immediate team through technical leadership, product reviews, and mentorship.
• Set and evangelize best practices for mobile feature development and operational excellence across the broader engineering organization.
• Mentor senior engineers and contribute to the growth of the broader mobile engineering community within Slack.

Skills

Swift

iOS development

Leadership

Cross-functional collaboration

Prototyping

Mentorship

Job description

Salesforce Slack Mobile team seeks a Senior Staff Engineer to shape the future of Slack’s mobile product. As a Prototyping Engineer, you’ll embed as a leader on greenfield, zero-to-one initiatives, guiding product and design through early engineering work.

Collaborate with Product, Design, Backend and mobile engineers to deliver intuitive, high-performance features for millions of users. You’ll own ambiguous problems, frame scope, mentor engineers, and set best practices across the mobile org.