Senior iOS Engineer

Remote

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Not SpecifiedCompensation

Expert & Leadership (9+ years)Experience Level

Full TimeJob Type

UnknownVisa

Software Development, BiotechnologyIndustries

Requirements

Candidates must have 7+ years of mobile development experience with a strong foundation in native iOS. Demonstrated experience designing and shipping SDKs used by third-party developers is required. Comfort working across mobile platforms and frameworks, strong API design sensibilities, and the ability to balance the needs of marketers and mobile developers are essential. Applicants should also be helpful, clear, and responsive when working with external developers or unblocking teammates.

Responsibilities

The Senior iOS Engineer will design and build multi-platform SDKs that are stable, performant, and easy to integrate. They will drive architecture, testing, and release workflows, guiding technical strategy and making long-term bets. Responsibilities include pushing SDKs forward, shaping public APIs, adopting new platform capabilities, ensuring integrations stay current, and supporting external developers with guidance and issue resolution. Writing great documentation from tutorials to reference material to make SDKs accessible is also a key duty. Prototyping with AI tools and exploring new ways to streamline development and integration are expected.

Skills

iOS development

SDK design

API design

mobile development

native iOS

Swift

Kotlin

TypeScript

Dart

AI tools

documentation

testing

release workflows

Customer.io

Marketing automation for customer engagement

About Customer.io

Customer.io is a marketing automation platform that helps businesses engage with their customers throughout their lifecycle. It allows companies to segment their audience based on real-time events, enabling personalized messaging that enhances customer connections and engagement. Unlike many competitors, Customer.io offers A/B testing and professional support services to optimize marketing strategies. The goal is to empower businesses to send data-driven messages that improve customer engagement and drive revenue.

Portland, OregonHeadquarters

2012Year Founded

$9.6MTotal Funding

SEEDCompany Stage

Consulting, Consumer SoftwareIndustries

201-500Employees

Benefits

Unlimited Paid Time Off

Paid Parental Leave

Health Insurance

401(k) Company Match

Healthy Lifestyle Budget

Remote Work Options

Co-working Space Rental Reimbursement

Professional Development Budget

Home Office Stipend

Sabbatical Leave

Risks

Increased competition from other platforms integrating with Vision Pro.

Reliance on Twilio SMS could pose risks if service issues arise.

Emergence of comprehensive notification solutions like Knock challenges market position.

Differentiation

Customer.io offers real-time audience segmentation for personalized messaging.

The platform supports A/B testing for continuous campaign optimization.

Customer.io integrates with Vision Pro for VR marketing campaigns.

Upsides

Integration with Apple Vision Pro opens new VR marketing opportunities.

Partnership with Twilio enhances robust SMS messaging solutions.

Participation in CEE Startup Challenge expands market reach and innovation.

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