Md. Sabbir Molla's Work | ContraWork by Md. Sabbir Molla
Md. Sabbir Molla

Md. Sabbir Molla

Full-Stack Engineer | Flutter • ASP.NET Core • React • SQL

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Cover image for S-Finder is a production Android
S-Finder is a production Android application for mobile phone repair technicians and engineers. I contributed to the development of new features and improvements, including in-app PDF schematic viewing, messaging with seen/unseen status, paginated chat, push notifications, product listings, UI improvements, Android API upgrades, and bug fixes. The app provides access to circuit diagrams, PCB layouts, repair resources, and services for the mobile repair community.
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Cover image for DiziCashier CRM is a business
DiziCashier CRM is a business management platform built to streamline customer management, subscriptions, support operations, and business reporting. The system provides a centralized interface for managing customer information, subscription plans, support requests, and payment analytics. My contribution: I developed React/Redux interfaces, integrated ASP.NET (http://ASP.NET) Core REST APIs, implemented business workflows, and worked with SQL Server for data-driven operations and reporting. Key features: Customer Management • Subscription Management • Support Workflows • Payment Reports • Analytics • Role-Based Access • REST API Integration
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Cover image for MoneyNest is a privacy-focused, offline-first
MoneyNest is a privacy-focused, offline-first personal finance app designed to help users manage expenses, income, budgets, accounts, loans, savings, and financial goals without requiring an account or constant internet connection. I designed and developed the Flutter application with a focus on clean UI, reliable local data management, and a smooth user experience.
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Cover image for DiziCashier is a full-stack ERP
DiziCashier is a full-stack ERP and inventory management platform built for small and medium-sized businesses. I worked across the backend, database, integrations, and business workflows, including sales, purchases, inventory, accounting, orders, delivery integrations, and reporting. The platform uses ASP.NET (http://ASP.NET) Core, SQL Server, MongoDB, RabbitMQ, and REST APIs to support scalable business operations and responsive data workflows.
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