Smart Receipts – Expense Track
Scan, track & manage receipts easily—for taxes, budgeting, or warranties.
I’m Ramkumar Vellaisamy, an iOS developer with 7+ years of experience building clean, high‑performance apps using Swift & SwiftUI. I build indie apps alongside client projects, focused on clean UX and performance. I completed my Bachelor’s degree in Information Technology, was born and raised in Tamil Nadu, India, and I’m currently based in Japan while studying Japanese (N5).
Scan, track & manage receipts easily—for taxes, budgeting, or warranties.
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Indie iOS Developer
August 2024 – Present
Designed, developed, and launched multiple iOS apps with Swift/SwiftUI — widgets, biometric auth, in‑app events.
Published & maintained on the App Store; featured on Product Hunt with top rankings.
iOS Developer (Contract)
December 2024 – May 2025
Enhanced the SmartCash Retail app: fixed critical bugs, refactored legacy code, and improved performance and UX.
Collaborated with product/design to ship new UI flows and streamline rollout with code-quality best practices.
iOS Developer
June 2018 – August 2024
Worked on B2B/B2C finance apps used by thousands of users, focusing on performance and reliability.
Built offline-first flows with Core Data and a custom URL caching layer to reduce load times.