• Contributed to a feature-rich cross-platform mobile application using Flutter, Dart, Swift, and Kotlin, serving over 100,000 users, enabling efficient management of investment interests.• Crafted intricate SQL queries for reports, resulting in a 20% increase in reporting efficiency through the optimization of stored procedures.• Designed an authorization framework defining user actions, including roles (User, Guest) and permissions.• Implemented offline functionality for seamless operation without internet access.• Enabled guest access for limited functionality without full registration.• Contributed to a full-stack web application using HTML, CSS, and PHP within the YII framework.• Executed server-side logic, data processing, and cleansing using PHP.• Functioned as a SQL Server Database Developer, optimizing database structures for reporting and crafting efficient SQL queries.• Developed a new reporting system, significantly reducing data calculation time.

• Developed a high-user (100k+) e-commerce Android app with features like:- Product browsing & search (with filters) for 50k+ products- Detailed product pages with rich content (images, descriptions, reviews)- Secure checkout with various payment options- User accounts for tracking orders, managing wishlists, and purchase history• Developed a separate Android app for vendors to manage their e-commerce business:- Manage products (add, edit, price, inventory, images)- View, track, and access details of incoming orders- See historical order data and sales performance• Developed a third Android app for e-commerce courier management (10k+ couriers):- Manage courier availability and working hours- Receive and manage order details (items, pickup, delivery)- View past orders (both courier and user)- Real-time courier location tracking for users- In-app e-wallet for couriers to manage delivery earnings

Part time android developer: Translate designs and wireframes into high quality code  Design, build, and maintain high performance, reusable, and reliable Java code  Familiarity with RESTful APIs to connect Android applications to back-end services  Strong knowledge of Android UI design principles, patterns, and best practices  Experience with offline storage, threading  Planned and carried out daily scrums, weekly estimations and retrospectives and pair programming.  Managed code with unit tests and GitHub.  Designed applications using object oriented concepts  Working with API’s

Application which depend on beacon device that installed in Mall and stores to send notification to registered customer with offers and to locate the store position

 Deliver Android Architecture , Basic Component of Mobile App  Deliver OOP concept in java and GUI.  Deliver Concept of mobile OS.  Technical support in java to develop mobile apps.  Develop and design session’s content layouts.  Manage the sessions function to ensure that it meets its objectives and delivers a return on investment