
Building Resilient Offline-First Architectures in Flutter
How we used Hive DB to enable seamless data synchronization in low-connectivity areas, eliminating 24-hour reporting delays.
Read articleI architect resilient backend systems & cross-platform mobile apps that power 700+ retail outlets, cut operational costs by 30%, and process audits 99% faster. Currently leading engineering at Syscomatic LLC.

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I'm Zahed Hasan — an Engineering Manager and Software Engineer based in Dhaka, Bangladesh. I lead engineering teams at Syscomatic LLC, where we architect production-grade platforms for enterprise clients across three continents.
My work spans the entire stack: from designing offline-first Flutter apps that sync seamlessly over unstable networks, to building Django REST APIs serving 700+ retail outlets in real-time, to orchestrating Kubernetes clusters that maintain 99.9% uptime.
Previously, I served as Deputy Engineering Manager at Best Electronics and led architecture at ACI Logistics, where I reduced audit processing times by 99% through intelligent automation.
Retail Outlets Powered
Faster Audit Processing
Ops Cost Reduced
Leading engineering teams to architect scalable web and mobile solutions. Overseeing full-stack development, AI strategy, ERP implementation, and distributed cloud architectures for international enterprise clients across USA, Dubai, and Bangladesh.
Flutter App Development for ACI Logistics to enhance customer experience and streamline operations. Backend & API Integration for real-time order, inventory, and logistics management. Improved retail operations efficiency for Shwapno, Bangladesh's largest retail chain with 700+ outlets.
Led backend development, CI/CD pipeline integrations, and Docker implementation, enhancing deployment efficiency. Optimized operational costs 30% by automating order and delivery systems for Group ERP & Vcom Ecommerce platform.
Delivered high-performance APIs ensuring 99.9% reliability and scalability across distributed systems. Modernized workflows via Kubernetes, Docker, and AWS to enable continuous delivery and zero-downtime deployments.
Developed core application components and optimized database interactions to ensure data integrity and high-load performance for specialized fuel logistics platforms.
Technologies I use daily to architect production-grade systems.
Server & APIs
Client Apps
Data Layer
Infrastructure
Productivity
Design Patterns
Enterprise platforms I've architected from the ground up, serving millions of transactions.

All-in-one personal finance app
Take full control of your money with flowllet. Record daily income and expenses, organize transactions, manage loans, plan your budget, and track shopping lists securely.

A real-time, cross-platform mobile and web application suite
Digitize and streamline operational audit, outlet inspection, and zonal assessment processes for a major retail chain with 700+ outlets.

Ecosystem for Virtual Brands and Operations
Developed a cloud kitchen solution for restaurant chains, optimizing virtual menu management and revenue growth via multi-tenant architecture.
Technical deep-dives on backend architectures, mobile development, and engineering leadership.

How we used Hive DB to enable seamless data synchronization in low-connectivity areas, eliminating 24-hour reporting delays.
Read article
Strategies and optimizations for managing thousands of concurrent data points and media uploads in a large mobile workforce.
Read article
Ensuring 99.9% reliability and scalability across distributed systems with continuous delivery deployments.
Read articleWhether you have an enterprise scaling issue, want to architect a new mobile solution, or just want to connect — reach out anytime.
zahed@syscomatic.com
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Location
Ventura Iconia, Level 3, House 37,
Road 11, Block H, Banani C/A,
Dhaka, Bangladesh