Staff Software Engineer, iOS Developer Experience
Slack
Job Overview
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Job Description
About Salesforce
Salesforce is the #1 AI CRM, where humans with agents drive customer success together. Here, ambition meets action. Tech meets trust. And innovation isn’t a buzzword — it’s a way of life. The world of work as we know it is changing and we're looking for Trailblazers who are passionate about bettering business and the world through AI, driving innovation, and keeping Salesforce's core values at the heart of it all. Ready to level-up your career at the company leading workforce transformation in the agentic era? You’re in the right place! Agentforce is the future of AI, and you are the future of Salesforce.
Job Description
We are looking for people who are passionate about building strong, sustainable developer tooling for the Slack iOS, which is used by millions of people every day. The iOS Developer Experience (DevXP) team enables feature engineers at Slack to tackle complicated problems quickly without needing to reinvent the wheel. We’re looking for engineers who specialize in iOS tooling and Bazel build systems!
As a Staff Software Engineer, iOS Developer Experience, you like building developer workflow tools and work towards making iOS development best at Slack. You excel in leading others and derive joy from mentoring and growing other iOS engineers. You set a high bar for the technical design and code quality of your team. You demonstrate exceptional ownership of not only the area of your team, but across Slack’s entire iOS codebase. You have a “can do” demeanor and nothing is beneath you or outside your responsibilities because you do what it takes to deliver the highest quality code and the most impactful features. You are self-directed, innovative, and biased towards action in fast-paced environments. You love to build new things and thrive in ambiguity and even failure.
What You Should Have:
- 10+ years of experience building and maintaining complex iOS tooling from CI to CD
- Deep expertise with Swift, Bazel, Python and Xcode tools
- Experience with AI tools like Claude Code, scripting (Python/bash etc)
- Ability to monitor and improve KPIs such as CI stability, TimeToMerge, and build time metrics.
- Deep familiarity with the Apple ecosystem, CI/CD pipelines, and automated testing tools
Bonus Points:
- Experience using Slack and a keen interest in making it better
- Prior experience in iOS developer experience role
Key skills/competency
- iOS Development
- Developer Tools
- Bazel
- Swift
- CI/CD
- Xcode
- Python
- Automated Testing
- Software Engineering
- Technical Leadership
How to Get Hired at Slack
- Research Salesforce's culture: Study their mission, values, recent news, and employee testimonials on LinkedIn and Glassdoor.
- Tailor your resume for DevXP: Customize your resume to highlight iOS tooling, Bazel, Swift, and CI/CD expertise for a Staff Software Engineer, iOS Developer Experience role.
- Showcase technical leadership: Prepare to discuss your experience mentoring engineers and driving high code quality and design standards.
- Prepare for technical interviews: Be ready to demonstrate deep knowledge of Swift, Bazel, Xcode, and Python through coding challenges and system design discussions.
- Highlight impact and ownership: Emphasize past projects where you owned significant parts of iOS infrastructure and delivered impactful developer experience improvements.
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