- Leading a team of 6 in the maintenance and development of large systems for key clients.- Developed software solutions for SMS based transactional and promotional system, increasing system efficiency by 300% while reducing cost by 35%.

- Spearheaded a team of 4, maintaining and developing various large systems for critical clients.- Successfully increased the success rate of the SMS-based promotion system by 50%, delivering 300 million SMS daily and increasing resource utilization by 30%.- Increased PDF generation success by 20% by maintaining and improving the Bill Management system.- Ensured SMS delivery for each user transaction by maintaining and developing a transaction SMS system for Nagad.- Facilitated QR code generation for Bkash, significantly improving marketing material production.

- Played a key role in maintaining and developing various applications, introducing innovative features that enhanced user engagement and service capacity.- Successfully increased user engagement by 5% by introducing a reward point system and cart system in the Evaly e-commerce application.- Contributed to a 20% increase in service capacity by integrating a new delivery system in Efood, a food delivery application and 50% by improving the rider assignment algorithm in eHero, a delivery application for delivery agents.

- Developed a KPI analytics tool for target distribution and market asset distribution, significantly streamlining business operations.- Enhanced visibility of day-to-day operations, leading to a 15% efficiency boost.- Successfully increased daily transactions by 100M+ by effective KPI distribution and monitoring.

Successfully designed and developed Android mobile applications for various clients, ensuring top-notch user experience.

- Ensured optimal performance and functionality of applications and services through expert maintenance.- Successfully integrated third-party courier services with the system, enhancing package tracing capabilities and time savings.- Conducted system integration and testing, ensuring high-quality product delivery.- Identified and remediated system irregularities, maintaining system integrity.

Delivered effective training on Android application development, contributing to the skill development of participants.