Personal Finance Tracker
Summary
Developed a backend service to track income, expenses, and budgets, facilitating personal financial planning and management.
About
Highly accomplished Senior Backend Engineer with over 6 years of expertise in designing, developing, and optimizing high-scale fintech systems across payments, wallets, and remittance. Proven leader in building robust cross-border financial infrastructure using Java, Spring Boot, Kafka, and distributed microservices, consistently delivering scalable solutions. Adept at mentoring engineering teams and fostering global collaboration to drive product innovation and enhance system reliability.
Work
Brainstation 23 PLC
|Senior Software Engineer
Dhaka, Dhaka, Bangladesh
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Summary
Designed, developed, and led the architecture of microservices for internet banking payment gateways and utility bill platforms, enhancing system reliability and team capabilities.
Highlights
Designed and deployed robust microservices for internet banking payment gateway systems using Java 17 and Spring Boot, enhancing system performance and security.
Developed and secured high-throughput transaction processing services, enabling scalable payment flows for millions of users.
Architected and led the development of a dynamic utility bill payment platform, incorporating configurable third-party integrations to expand service offerings.
Mentored and guided junior engineers in backend design, integration, and debugging best practices, elevating team capabilities and project delivery.
Enhanced service reliability by implementing an asynchronous event-driven architecture using Kafka, reducing latency and improving data consistency.
PalmPay
|Senior Software Engineer
Dhaka, Dhaka, Bangladesh
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Summary
Engineered and optimized high-scale backend services for financial transactions and global fintech products, ensuring robust and scalable operations across multiple countries.
Highlights
Engineered and optimized high-scale backend services for financial transactions, supporting critical operations across Bangladesh, Pakistan, and Nigeria projects.
Successfully implemented and deployed multi-country SMS notification integrations, enhancing communication capabilities for Bangladesh and Nigeria markets.
Diagnosed and resolved critical issues within legacy financial systems, significantly improving production service reliability and maintainability.
Spearheaded cross-functional collaboration with engineering teams across China and Nigeria, facilitating the successful delivery of global fintech products.
Architected and contributed to scalable event-driven systems utilizing RocketMQ, enhancing data processing efficiency and system responsiveness.
Brainstation 23 PLC
|Software Engineer II
Dhaka, Dhaka, Bangladesh
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Summary
Developed and enhanced core wallet features and payment gateway services within a scalable microservices architecture, ensuring real-time data consistency and high reliability.
Highlights
Engineered and deployed core wallet features, including merchant payments and peer-to-peer money transfer services, improving user experience and transaction efficiency.
Developed seamless payment gateway services, facilitating secure and efficient purchases from merchants for wallet users.
Implemented and optimized Kafka-based event streams for real-time wallet balance updates and ledger synchronization, ensuring data consistency across distributed systems.
Contributed to the design and development of a scalable microservices architecture, with a strong focus on enhancing system reliability and maintainability.
Square Health Ltd.
|Software Engineer
Dhaka, Dhaka, Bangladesh
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Summary
Developed and optimized Elasticsearch-powered search systems and resolved production issues, significantly improving query performance and system stability.
Highlights
Developed and optimized Elasticsearch-powered search systems, significantly improving query speed and relevance for doctor/patient queries.
Diagnosed and resolved critical production issues in collaboration with QA and engineering teams, reducing system downtime and enhancing operational stability.
Divine IT Ltd.
|Software Engineer
Dhaka, Dhaka, Bangladesh
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Summary
Developed and enhanced core modules for enterprise ERP systems, improving system stability and functionality through targeted backend enhancements.
Highlights
Developed and maintained critical authentication, fund transfer, and HRM modules for enterprise ERP systems, supporting robust business operations.
Improved overall system stability and performance through targeted debugging and backend enhancements, ensuring reliable service delivery.
Education
American International University – Bangladesh
Dhaka, Dhaka, Bangladesh
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B.Sc.
Computer Science and Software Engineering
Grade: 3.16/4.00
Languages
English
Java
Python
JavaScript
SQL
Skills
Languages
Java 8/17/21, Python, JavaScript, SQL.
Frameworks & Architecture
Spring Boot (Microservices), Kafka, RabbitMQ, RocketMQ, Micronaut (learning).
Databases
PostgreSQL, MongoDB, MySQL, Redis, Cassandra.
Cloud & DevOps
AWS (familiar), Terraform (basic), Docker, Kubernetes (basic), CI/CD (Jenkins, ArgoCD).
Monitoring & Observability
ELK Stack, Grafana (familiar).
Testing
JUnit, Mockito, Integration Testing.
Tools
Git, IntelliJ, JIRA, Linux.
Projects
Player Analytics Engine
Summary
Created a large-scale analytics system for sports/gaming data, designed to optimize performance and strategy.
Secure Online Payment Gateway
Summary
Built an end-to-end secure transaction system with integrated fraud detection and multi-method support.
Community Blog Platform
Summary
Developed a content publishing system with support for reactions, comments, and user profiles, fostering community engagement.