Senior iOS Developer (Ad SDK Infrastructure)
Summary
Build and maintain a native iOS SDK for ad serving, using Swift and Objective-C, ensuring stability, performance, and compatibility across iOS environments.
- Develop and maintain native iOS SDK functionality using Swift and Objective-C
- Contribute to feature development for existing open-source SDK products
- Improve SDK architecture, stability, scalability, and maintainability
- Support SDK packaging, versioning, and distribution through CocoaPods
- Ensure high release quality through automated testing and device-based validation
- Investigate and resolve bugs, integration issues, and publisher-reported problems
- Collaborate with Backend, Android, QA, and Product teams
- Optimize SDK performance, reliability, and compatibility across supported iOS environments
- Participate in release planning and quality assurance activities for SDK releases
- Provide technical support for third-party integrations and troubleshooting activities
- At least 5 years of production iOS development experience
- Strong commercial experience with Swift and Objective-C
- Hands-on experience developing native iOS SDKs or reusable iOS libraries
- Strong understanding of SDK architecture principles and mobile platform internals
- Experience with CocoaPods and SDK packaging/distribution workflows
- Proven experience with SDK versioning, release processes, and backward compatibility management
- Practical experience with automated testing and device-based testing approaches
- Understanding of production support processes and troubleshooting complex integration issues
- Ability to work independently and take ownership of SDK quality and delivery
- At least an Upper-Intermediate level of English
WILL BE A PLUS
- Experience leveraging AI tools for testing and coverage analysis
- Familiarity with SSPs, ad servers, banner and video advertising, and tracking pixels
- Experience working with open-source SDKs
- Experience supporting third-party integrations and publisher-side troubleshooting
PERSONAL PROFILE
- Committed to high standards and precision in every deliverable
- Strong sense of ownership and proactive approach in fast-paced, release-sensitive environments
- Effective both as a collaborative team player and as an independent contributor
- Self-motivated and result-oriented mindset