Software Developer at Variowell

Led localization of the Pepaminto app's English website to Korean, ensuring a timely and successful market launch. Accelerated app launch by 2 weeks, contributing to increased early user adoption. Optimized testing processes to reduce cycle time by 25% and implemented the JIRA ticketing system, boosting team productivity by 30%.

Senior Android Engineer at Arpatech

Built the Caremiles app from scratch using Kotlin and Clean Architecture, released Proof of Concept, Alpha, and Beta versions. Integrated microservices with secure REST APIs using SSL Pinning. Designed custom web engine integrating Smart Car SDK and CarFax services, achieving 90% test coverage with Espresso, JUnit, and Mockito.

Senior Android Developer at ForeePayment

Migrated Foree Pay Easily app to clean architecture, improving code reusability and API call speed by 30% by replacing Volley with Retrofit. Developed Foree Business SDK from scratch, adding a new security layer. Mentored junior developers and improved test coverage to 75% using Espresso, JUnit, and Mockito.

Android Developer at Invision Solution

Developed seller and profile modules for the Dibdaa e-commerce app and integrated checkout and shipment modules using Java. Integrated Aramex shipping SDK and enhanced app speed by 25% through DiffUtil implementation.

Android Developer at Viftech Solution

Developed BraunAbility/NADA app from scratch, resulting in 50k+ users within 9 months. Integrated SOAP APIs for vehicle data fetching securely.