Lead iOS Engineer

DraftKings

Remote, Bulgaria

The Crown Is Yours

As a Lead iOS Engineer, you'll take the helm in building the iOS build and delivery infrastructure that every DraftKings engineer relies on. You'll define the technical vision, guide development with precision, and foster growth across your team through mentorship and collaboration. Working alongside designers, product managers, and backend engineers, you'll bring intuitive, high-performance iOS applications to life. Your work will push our platform forward, keeping it reliable, scalable, and ahead of the curve in a fast-moving industry.

What You'll Do

Lead the design and delivery of scalable iOS build and release tooling, including Azure DevOps pipelines, build caching, release automation, shared scripts, reusable tasks, variable groups, and consistent build-system configurations across teams;
Advance CI/CD performance and efficiency by evaluating emerging tooling, reducing build times, eliminating unused capacity, and tracking impact with measurable metrics;
Set and uphold coding standards, architecture patterns, and best practices across the iOS engineering team;
Collaborate with Product Managers, DevOps and backend engineers and tech leads to align technical solutions and tooling direction with business goals and the broader mobile platform strategy;
Mentor and coach iOS engineers, fostering a culture of collaboration, growth, and technical excellence;
Monitor and optimize app performance, stability, and release processes to ensure smooth, reliable deployments;
Stay current with iOS platform updates, tools, and emerging trends, introducing innovative solutions that keep our apps ahead of the curve;
Partner with leadership to shape product roadmaps and contribute to the long-term mobile strategy.

What You'll Bring

Bachelor's degree in Computer Science or any relevant combination of education, experience and training;
At least 4 years of experience building and shipping iOS applications, with at least 2 years in a leadership or mentorship role;
Expert-level proficiency in Swift and SwiftUI, with deep knowledge of iOS architecture patterns such as MVVM and VIPER;
Proven ability to design scalable, modular codebases and lead large feature development from concept to release;
Strong background in API integration, data persistence, state management, and performance tuning;
Experience with CI/CD pipelines, automated testing frameworks, and efficient release processes;
Hands-on exposure to Xcode build settings, Swift Package Manager, toolchain management, and Azure DevOps pipeline design is a strong advantage;
Exceptional collaboration skills, with a track record of influencing technical direction across teams;
A strategic, user-focused mindset, balancing technical innovation with delivering impactful product experiences.