Sunil B.
Senior Developer (Lead Engineer) @Loblaw Digital
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WORK HISTORY
Senior Developer (Lead Engineer) @Loblaw Digital
Toronto, ON, CA
As the Lead Engineer on the PC Express online grocery application, I drive the development of a high-scale iOS app used by millions of users across Canada. Leveraging SwiftUI, Swift, RxSwift, and Objective-C, I architect and implement robust, user-friendly solutions that enhance the online shopping experience.Key Contributions- Technical Leadership: Mentor and guide junior developers, ensuring adherence to clean code practices, coding standards, and scalable architecture- Agile Delivery: Facilitate Agile ceremonies including sprint planning, backlog grooming, and retrospectives to maintain smooth delivery cycles- Best Practices: Promote CI/CD, test-driven development, and code reviews, ensuring high-quality releases.Impact: Contributed to delivering a scalable, reliable, and user-centric application that continues to be a leading e-commerce platform in Canada.
EDUCATION
Shambhu Dayal Modern School
Senior Secondary, Non-Medical
International Institute of Information Technology Bangalore
Post-Graduate Diploma, ML and AI
Hindu College of Engineering
Bachelor of Engineering (B.E.), Computer Science
ABOUT SUNIL B.
I am a Senior iOS Developer and Technical Architect with 16+ years of experience delivering scalable, user-centric mobile applications across e-commerce, healthcare, insurance, and enterprise domains. I specialize in designing robust architectures, elevating engineering quality, and leading teams that deliver high-impact mobile products. Delivered 40+ iOS apps, including PC Express, Shoppers Drug Mart, Joe Fresh (Loblaw Digital), Allocare (CareDx), and eGuru (Tata Motors) Led a 10+ engineer team to build a mission-critical healthcare app, boosting engagement by 35% and achieving a 4.9/5 App Store rating Mentored 20+ developers, improving engineering quality and increasing overall team productivity by 25% Architecture: MVC, MVVM, MVVM-Coordinator, modular and scalable patterns Technologies: Swift, SwiftUI, Objective-C, RxSwift, REST APIs, Core Data, SQLite Engineering Practices: XCTest, CI/CD pipelines, clean code, automated release workflows Reduced defect rates by 30% through improved testing, tooling, and code quality standards & Lead and mentor cross-functional engineering teams to deliver predictable, high-quality releases Partner with product, design, and business leaders to align technical direction with strategic goals Strong communication, stakeholder management, and architectural decision-making Fluent in English and Hindi with global project experience Certified in Machine Learning & AI Bangalore) Passionate about leveraging emerging technologies to build next-generation mobile solutionsLet’s connect to build impactful, high-quality mobile products together.
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