What You'll Do

Design and build multi-platform SDKs that are stable, performant, and easy to integrate.
Drive architecture, testing, and release workflows. Guide technical strategy and make long-term bets.
Push our SDKs forward. Shape public APIs, adopt new platform capabilities, and ensure integrations stay current.
Support external developers by providing thoughtful guidance and helping resolve technical issues quickly and clearly.
Write great documentation. From tutorials to reference material, you’ll help make our SDKs accessible to teams of all sizes.
Prototype with AI tools and explore new ways to streamline development and integration.

What We're Looking For

7+ years of mobile development experience, with a strong foundation in native iOS.
Demonstrated experience designing and shipping SDKs used by third-party developers.
Comfort working across mobile platforms and frameworks, with an eye toward developer ergonomics on each.
Strong API design sensibilities. You prioritize clarity, usability, and long-term maintainability.
You understand and balance the needs of marketers and mobile developers.
You're helpful, clear, and responsive when working with external developers or unblocking teammates.

Compensation & Benefits

We believe in transparency. Starting salary for this role is $150,000 - $200,000 USD (or equivalent in local currency) depending on experience and subject to market rate adjustment.

We know our people are what make us great, and we’re committed to taking great care of them. Our inclusive benefits package supports your well-being and growth, including 100% coverage of medical, dental, vision, mental health, and supplemental insurance premiums for you and your family. We also offer 16 weeks paid parental leave, unlimited PTO, stipends for remote work and wellness, a professional development budget, and more.

See full benefits here →

Our Process

No gotchas, no trick questions—just a clear, human process designed to help both of us make an informed decision.

Application - We review everyone with care. Tell us why you're interested.
Recruiter Call (30 mins) - Let’s chat about what you’re looking for and how we work.
Behavioral Interview (60 mins) - Talk with the hiring managers. We’ll explore topics like ownership, product thinking, and collaboration.
Coding Interview (60 mins) - Pair with engineers to review and improve a code sample. We’ll focus on your thought process, technical decisions, and how you collaborate in real time.
Technical Deep Dive (60 mins) - A structured discussion of a project and how you approach real-world engineering problems.

All final candidates will be asked to complete a background check and employment verifications as part of our pre-employment process.

Senior iOS Engineer

Anywhere in the world

Remote

Senior

Customer.io