Sr. iOS Developer

iOS Engineer with proven experience building large-scale, customer-facing applications. The ideal candidate has worked in retail/e-commerce environments, is comfortable in fast-paced Agile teams, and is passionate about delivering high-quality mobile experiences.

• Design, develop, and maintain iOS applications with Swift/Objective-C.
• Collaborate with product, design, and backend teams to define and implement features.
• Optimize performance, responsiveness, and scalability across iOS devices.
• Write clean, testable, and maintainable code following industry best practices.
• Mentor junior engineers and provide technical leadership on architecture and design.
• Troubleshoot, debug, and resolve production issues quickly.

• 8+ years of professional iOS development experience.
• Strong expertise in Swift, Objective-C, UIKit, Xcode, and Cocoa frameworks.
• Experience with RESTful APIs, JSON, and mobile architecture patterns (MVC, MVVM, etc.).
• Prior experience in retail or e-commerce applications.
• Strong debugging, optimization, and performance-tuning skills.
• Excellent communication and cross-functional collaboration abilities.

BLOCKCHAIN TECHNOLOGIES LLC is an equal opportunity employer inclusive of female, minority, disability and veterans, (M/F/D/V). Hiring, promotion, transfer, compensation, benefits, discipline, termination and all other employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, citizenship/immigration status, veteran status or any other protected status. BLOCKCHAIN TECHNOLOGIES LLC will not make any posting or employment decision that does not comply with applicable laws relating to labor and employment, equal opportunity, employment eligibility requirements or related matters.

Nor will BLOCKCHAIN TECHNOLOGIES LLC require in a posting or otherwise U.S. citizenship or lawful permanent residency in the U.S. as a condition of employment except as necessary to comply with law, regulation, executive order, or federal, state, or local government contract.