Md Ruhin Mia

Senior Software Engineer · Paymid Ltd · Dhaka

I’m Md Ruhin Mia, a Senior Software Engineer specializing in scalable web applications, backend engineering, and software architecture. I have extensive experience working with PHP, Laravel, Go, MySQL, PostgreSQL, Redis, and modern web technologies. My expertise includes designing and developing high-performance backend systems, RESTful APIs, distributed systems, database optimization, and scalable software architectures. Currently, I work as a Senior Software Engineer (L-3) at Paymid Ltd., where I work primarily on fintech and payment infrastructure. My work involves integrating multiple payment service providers, designing reliable transaction flows, optimizing system performance, and building robust solutions for complex payment-processing requirements. I’m passionate about clean architecture, system design, problem solving, performance optimization, and building software that is reliable, maintainable, and scalable.