Md. Mahmudul Hasan Dip
Lead Software Engineer · Backend Systems · Platform Engineering
Summary
Lead Software Engineer with 9+ years of experience architecting production backend systems, distributed infrastructure, and engineering platforms. Specialized in high-concurrency polyglot microservices (Go and Python), API design, and system reliability. Experienced in leading engineering teams, mentoring developers on distributed systems best practices, and establishing pragmatic architectural standards for mission-critical digital systems.
Experience
Lead Software Engineer
United Commercial Bank PLC- Lead a backend engineering team in collaboration with the broader engineering group, directing backend solution design, microservices architecture, and ongoing system evolution.
- Guide architectural decision-making and system design across high-concurrency polyglot microservices (Go/Python) and mission-critical core banking integrations.
- Designed high-throughput edge authentication using Golang for biometric verification alongside Python/Django stateful orchestration.
- Architected and engineered the Backend-Driven UI (BDUI) engine and Redis distributed locking mechanisms to handle heavy traffic concurrency.
Senior Software Engineer
উপায় (UCB Fintech Company Limited)- Collaborated on the end-to-end solution design for Upay’s core ecosystem while leading a software development team, contributing heavily to the foundational architecture and mentoring engineers on distributed systems best practices.
- Played a key role in architecting the central internal transaction engine and led the backend integration for numerous complex third-party payment and bill services.
- Led the design and implementation of robust, dynamic charge and limit calculation engines, enabling highly flexible and scalable financial configurations.
- Contributed to orchestrating distributed financial workflows (Saga Pattern) with strict compensation mechanisms, and helped optimize PostgreSQL write performance under extreme load.
Software Engineer
Genex Infosys Limited- Architected and developed a full-scale HRMS using Laravel, streamlining employee management and automated payroll pipelines
- Engineered real-time, event-driven notification systems to improve internal communications and workflow approvals
- Designed bespoke internal business tools, significantly reducing manual operational overhead and accelerating administrative tasks
Software Engineer
Trimatric Architects & Engineers- Built custom internal management tools with Laravel, transitioning the firm from manual spreadsheets to a centralized digital platform
- Designed secure relational databases for internal tracking systems, ensuring data integrity and rapid query execution
- Integrated cross-departmental workflows into unified dashboards, providing real-time visibility into project and resource allocation
Software Engineer
Flick Max Ltd.- Developed dynamic web applications and scalable backend systems using Laravel MVC patterns
- Built administrative internal tools that digitized manual data entry and improved reporting accuracy
- Designed and optimized database schemas to support highly responsive, client-facing web portals
Skills
Languages
Frameworks
Databases
Infrastructure
Systems
Practices
Education
United International University
B.Sc. Computer Science & EngineeringRangpur Govt. College
Higher Secondary Certificate, ScienceRangpur Zilla School
Secondary School Certificate, ScienceFor the full picture, read the writing and architecture cases.