Md.Shajadur Rahman

• Managed API integrations using SMPP Protocol, SIP Protocol, and Routing Protocols, reducing system downtime by 20% and optimizing DHCP server setups for efficient IP allocation.

• Collaborated with clients and teams to analyze KPIs and resolve technical issues within the office's proprietary CMS software, improving service response times by 15% and enhancing TCP/IP and HTTP performance in user interfaces.

• Developed user interfaces, updated databases, and optimized system performance, achieving 30% faster loading speeds and 99.9% system uptime through Reve System, 5GVision, and VOS Soft Switch monitoring.

• Integrated advanced testing and automation tools, strengthening production stability by 25% and reducing bug-related incidents by 40% with robust Pre-routing actions and A2P messaging.

• Led extensive market research and product design initiatives, increasing customer satisfaction scores by 18% and securing a 20% growth in product reviews.

• Optimized eBay and Amazon product listings, creating compelling visuals and strategic content that boosted product visibility and achieved a 35% increase in sales within six months.

• Directed cross-functional teams, allocating resources and managing budgets up to $200K, delivering projects 10% under budget and consistently on time.

• Analyzed client feedback and refined UX strategies, improving user retention by 25% and aligning products more closely with market demands.

• Specialized in SIPPY and 5GVision switches, monitoring live calls/OTP SMS traffic, and troubleshooting network issues.

• Installed and configured systems, checked IP, efficiently tracked records, analyzed account data, and collaborated with office administration.

• Improved system reliability by 25% through precise monitoring and troubleshooting, and streamlined data management, enhancing accuracy and operational efficiency.