Raihanur Rahman

I am a full-stack software engineer who leads cross-functional teams to deliver scalable ERP and CRM systems and resolve complex technical challenges in Agile environments.

I led a Role Management system enhancement that reduced downtime for role permission updates and improved operational efficiency by 30% for over 300 employees, ankd I implemented a Core Custom Reporting Module with cross-country data mapping that streamlined 60% of business operations related to cost management and profit/loss analysis.

I led a team of 7–8 developers to build a CRM integrating Post Finance and synchronizing data with Abacus, increasing data accuracy by 20%. I have developed ERPs serving large organizations, including a scalable ERP for 50k+ active users and systems for 10k+ and 25k+ employee firms, improving report generation time and reducing manual workload.

I am an accomplished competitive programmer with regional ACM ICPC rankings and a peak Codeforces rating of 1686, and I hold a BSc in Computer Science and Engineering (GPA 3.97). I seek opportunities to build reliable systems, drive efficiency, and grow as a technical leader.