Kalaivanan Sm

iOS Technical Lead with 10+ years of experience architecting and shipping production Swift and SwiftUI applications across IoT, fintech, edtech, and consumer marketplaces. Proven track record leading cross-functional squads through full Agile release cycles, owning architecture and delivery for products maintaining 4.8+ App Store ratings, and mentoring junior engineers to raise team-wide code quality. Hands-on with Swift Concurrency, Combine, and modern persistence (Core Data, SwiftData), with a strong focus on production stability, performance profiling, and accessible, well-tested code.

Skilled at partnering with global stakeholders, engineering, delivery, and QA to align roadmaps, resolve production issues with minimal service disruption, and drive continuous improvement in engineering process and tooling. Currently based in Chennai; open to Senior/Lead iOS Developer and iOS Engineering Manager roles in Chennai and Bangalore.

Technical Lead at HCL Technologies (2021-01 – Present)

• Lead iOS engineer on Grundfos GO Remote, an industrial IoT app enabling remote pump control and diagnostics across 15+ pump categories in 50+ countries, built with BLE and RESTful integrations using MVVM architecture; maintains a 4.8+ App Store rating.
• Own the MIXIT product variant end-to-end as sole iOS lead within a focused 5-member squad, contributing directly to record MIXIT sales in FY 2023-24 and FY 2024-25.
• Partner with international client stakeholders on feature roadmap, sprint planning, and release sign-off within a 50+ member engineering organization.
• Mentor 3–4 junior developers each sprint cycle, reviewing code and guiding delivery to maintain consistent quality across a cross-functional team.
• Troubleshoot and resolve production issues across the app portfolio, minimizing service disruption through root-cause analysis and rapid patch releases.

iOS Developer at Phillip Centralised Services India Pvt. Ltd. (2021-01 – 2021-12)

• Built features for Phillip9, a fintech app covering stocks, mutual funds, and IPOs, rated 4.8+ on the App Store.
• Developed data-driven UI components and RESTful API integrations under strict financial regulatory and security requirements.

iOS Developer at Cognizant Technology Solutions (2018-01 – 2021-12)

• Developed Pearson eText, a top-rated (4.8+) edtech app used by millions of students, as part of a 10–14 member iOS squad within an 80+ developer, 30+ QA organization.
• Architected Pearson Ive, a reusable CocoaPod framework adopted across multiple Pearson products including eText and Revel, cutting duplicate feature work across teams.
• Delivered BB&T Merchant On-Boarding, an enterprise app with full RESTful integration and unit test coverage.
• Named Best Employee of the Year by the Pearson Product Director for two consecutive years.

Senior Mobile Developer at Falconnect Technologies Pvt. Ltd. (2016-01 – 2017-12)

• Designed and shipped 10+ production iOS apps spanning logistics (Cargoji), on-demand delivery (Zhipcode, Tumotorizado), fintech (Oynk), automotive B2B (DealerPlus), and salon marketplace (Zuri), all rated 4.8+ on the App Store.
• Implemented MapKit, BLE, real-time location tracking, OneSignal push notifications, and in-app payments within a 4–6 member team.
• Worked directly with startup founders on product scoping, UX wireframes, and end-to-end release cycles.

Bachelor of Engineering (B.E.) in Electronics & Communication Engineering – Alpha College of Engineering (2010-01 – 2014-12)