Software Engineer (Ios)
Current
Oct 2024 - Present
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Rahul Roy Email & Phone Number
Engineering @Mercari Japan 🗼 | Ex: Swiggy, Mercari Intern, Summer of ₿itcoin'23 @LightningDevKit | Microsoft Intern Engage'22 | iOS Developer | Crypto | Cyber Security
at
Mercari, Inc.
LinkedIn matched
✓ Verified May 2026
3 data sources
Profile completeness 86%
Current company
Role
Engineering @Mercari Japan 🗼 | Ex: Swiggy, Mercari Intern, Summer of ₿itcoin'23 @LightningDevKit | Microsoft Intern Engage'22 | iOS Developer | Crypto | Cyber Security
Location
Shibuya-ku, Tokyo, Japan
Company size
Who is Rahul Roy? Overview
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Quick answer
Rahul Roy is listed as Engineering @Mercari Japan 🗼 | Ex: Swiggy, Mercari Intern, Summer of ₿itcoin'23 @LightningDevKit | Microsoft Intern Engage'22 | iOS Developer | Crypto | Cyber Security at Mercari, Inc., a company with 848 employees, based in Shibuya-ku, Tokyo, Japan. AeroLeads shows a matched LinkedIn profile for Rahul Roy.
Rahul Roy previously worked as Software Engineer (iOS) at Mercari, Inc. and Software Engineer (iOS) at Swiggy. Rahul Roy holds Bachelor Of Technology - Btech, Computer Engineering, 8.86 from Kalinga Institute Of Industrial Technology, Bhubaneswar.
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Mercari, Inc.
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Profile bio
About Rahul Roy
Software Engineer at Mercari Japan 🗼 | Ex: Swiggy, Mercari Intern, Summer of ₿itcoin'23 @LightningDevKit | Microsoft Engage Program Finalist | iOS Developer | Crypto | Cyber Security💼 Past Experiences:💻 Software Engineer at Mercari Inc., Tokyo, Japan💻 Software Engineer at Swiggy, Bengaluru, India💻 Software Engineer Intern at Mercari Inc., Tokyo, Japan💻 Software Engineer Intern at Summer of Bitcoin (Lightning Development Kit): Selected as one of the top 45 students out of 10,357 applicants from over 74 countries to participate in this open-source internship program.🔒 Cyber Security Freelancer on Fiverr: Taught Cyber Security to people worldwide.🏆 Achievements:🌟 Finalist in the Microsoft Engage Program.🌟 800+ days of consistency on Leetcode.💡 Skills & Interests:🎯 Swift, C, C++, Java🎯 iOS Development, Bitcoin, Lightning Network🎯 SwiftUI, UIKit🎯 Data Structures and Algorithms, Object Oriented Programming, Operating System, Database Management System, Computer Network🎓 B.Tech in Computer Science & Engineering
Current workplace
Rahul Roy's current company
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Mercari, Inc.
6 roles
Rahul Roy work experience
A career timeline built from the work history available for this profile.
Software Engineer (Ios)
- Contributed to one of India’s largest unicorn food delivery startup using Swift and SwiftUI.
- Worked in Dineout team for a major revamp of Restaurant Display Page (RDP) to migrate from React Native to SwiftUI.
Jun 2024 - Sep 2024
Software Engineer Intern (Ios)
- Developed highest priority features for Japan’s largest C2C e-commerce platform’s iOS app using Swift and SwiftUI.
- Contributed to AI-Listing Existing Item Suggest, aiming to improve seller’s item listing rate by suggesting similar existing items.
- Enhanced Catalog Suggest x Wizard UI, significantly increasing and improving item detail mapping accuracy for listing items.
- Solely managed and owned the Merge Hints project, introducing AI-powered hints that helps the seller create successful listings.
- Migrated few screens to Architecture V2.
- Enhanced the application through technical enhancements and bug fixes.
Feb 2024 - Mar 2024
Software Engineer Intern (Ios)
- Selected as one of the top 45 students out of 10,357 students from over 74 countries for the open-source Summer of Bitcoin Internship.
- Built a native iOS Bitcoin Wallet Application using Swift and SwiftUI, leveraging the BDK and LDK frameworks.
- Incorporated the Lightning Network to enable fast and cost-effective off-chain Bitcoin Transactions.
- Identified and rectified an issue, resulting in a 50% reduction in on-chain fees.
- Published in-depth tutorials for developers to seamlessly integrate the Lightning Development Kit framework into their projects.
May 2023 - Aug 2023
Microsoft Intern Engage (Ios)
- Utilised Swift, UIKit, Realm Database, and Microsoft Azure as the tech stack.
- Developed an Attendance Tracking Application using Facial Recognition under the guidance of Microsoft engineers.Github Youtube
- Implemented a wide range of functionalities, including support for multiple classrooms, multiple face recognition, and a calendar for tracking student attendance on a daily basis.
- Integrated a user-friendly Shake gesture functionality, enabling teachers to swiftly indicate full student presence in scenarios where traditional attendance methods are impractical.
- Enhanced application security by implementing 3D Face ID login for teachers.
- Streamlined data management by enabling effortless export of daily attendance records in CSV format.
May 2022 - Jun 2022
Cyber Security Freelancer
- Freelanced on Fiverr, providing comprehensive training on Ethical Hacking and Cyber Security.
- Established an outstanding 4.9-star rating from clients spanning 25 countries.
- Attained the esteemed Level 2 seller status within just 6 months.
Jun 2020 - Sep 2021
Team & coworkers
Colleagues at Mercari, Inc.
Other employees you can reach at mercari.com. View company contacts for 848 employees →
YH
Yoichiro Hibara
Colleague at Mercari, Inc.
Tokyo, Tokyo, Japan, Japan
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AT
Aki Tanaka
Colleague at Mercari, Inc.
Osaka, Japan, Japan
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SS
Shinya Sugamoto
Colleague at Mercari, Inc.
Greater Tokyo Area, Japan
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KS
Kenichi Sasaki
Colleague at Mercari, Inc.
Tokyo, Tokyo, Japan, Japan
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亀
亀有唯生
Colleague at Mercari, Inc.
10 Followers, United States
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JD
Juan D. García Mp.
Colleague at Mercari, Inc.
Tokyo, Tokyo, Japan, Japan
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HY
Hiroya Y.
Colleague at Mercari, Inc.
Kanagawa, Japan, Japan
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NS
Narumi Sasaki
Colleague at Mercari, Inc.
Sendai, Miyagi, Japan, Japan
View →
MS
Madoka Shirao
Colleague at Mercari, Inc.
Kanagawa, Japan, Japan
View →
TK
Takahiro Kano
Colleague at Mercari, Inc.
Inzai, Chiba, Japan, Japan
View →
Yoichiro Hibara
Colleague at Mercari, Inc.
Tokyo, Tokyo, Japan, Japan
View →
AT
Aki Tanaka
Colleague at Mercari, Inc.
Osaka, Japan, Japan
View →
SS
Shinya Sugamoto
Colleague at Mercari, Inc.
Greater Tokyo Area, Japan
View →
KS
Kenichi Sasaki
Colleague at Mercari, Inc.
Tokyo, Tokyo, Japan, Japan
View →
亀
亀有唯生
Colleague at Mercari, Inc.
10 Followers, United States
View →
JD
Juan D. García Mp.
Colleague at Mercari, Inc.
Tokyo, Tokyo, Japan, Japan
View →
HY
Hiroya Y.
Colleague at Mercari, Inc.
Kanagawa, Japan, Japan
View →
NS
Narumi Sasaki
Colleague at Mercari, Inc.
Sendai, Miyagi, Japan, Japan
View →
MS
Madoka Shirao
Colleague at Mercari, Inc.
Kanagawa, Japan, Japan
View →
TK
Takahiro Kano
Colleague at Mercari, Inc.
Inzai, Chiba, Japan, Japan
View →
1 education record
Rahul Roy education
FAQ
Frequently asked questions about Rahul Roy
Quick answers generated from the profile data available on this page.
What company does Rahul Roy work for?
Rahul Roy works for Mercari, Inc..
What is Rahul Roy's role at Mercari, Inc.?
Rahul Roy is listed as Engineering @Mercari Japan 🗼 | Ex: Swiggy, Mercari Intern, Summer of ₿itcoin'23 @LightningDevKit | Microsoft Intern Engage'22 | iOS Developer | Crypto | Cyber Security at Mercari, Inc..
Where is Rahul Roy based?
Rahul Roy is based in Shibuya-ku, Tokyo, Japan while working with Mercari, Inc..
What companies has Rahul Roy worked for?
Rahul Roy has worked for Mercari, Inc., Swiggy, Summer Of Bitcoin, Microsoft, and Fiverr.
Who are Rahul Roy's colleagues at Mercari, Inc.?
Rahul Roy's colleagues at Mercari, Inc. include Yoichiro Hibara, Aki Tanaka, Shinya Sugamoto, Kenichi Sasaki, and 亀有唯生.
How can I contact Rahul Roy?
You can use AeroLeads to view verified contact signals for Rahul Roy at Mercari, Inc., including work email, phone, and LinkedIn data when available.
What schools did Rahul Roy attend?
Rahul Roy holds Bachelor Of Technology - Btech, Computer Engineering, 8.86 from Kalinga Institute Of Industrial Technology, Bhubaneswar.
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