Manthan Devu Gavas

Collaborated closely with the support team to troubleshoot and resolve
escalated client issues efficiently, ensuring high levels of customer

• Managed enterprise-grade CPaaS platforms across Domestic & International SMS, Email, WhatsApp, RCS,
Truecaller, and VAS services (Long Code, Short Code, Missed Call).
• Administered SMPP client/server infrastructure processing 300M+ SMS/month with optimized routing and
delivery performance.
• Oversaw AWS EC2 instances and multiple Linux VMs (Ubuntu, CentOS) ensuring 24/7 uptime, scalability,
and security of mission-critical applications.
• Operated Kannel SMS Gateway, Jasmin SMS Gateway, SMPPBOX V4, Apache, MySQL, MongoDB,
SMTP, and Asterisk telephony systems.
• Led technical initiatives with development teams to deliver critical feature upgrades and TRAI/DoT/DLT
compliance-driven changes.
• Delivered technical and product training to support and sales teams; managed strategic enterprise accounts
and indirect sales activities.
• Coordinated cross-functional teams, vendors, and stakeholders to drive continuous platform improvements
and operational efficiency.
• Resolved escalated client issues with exceptional turnaround, maintaining high customer satisfaction scores.

• Served as primary point of contact for clients handling technical queries and issue resolution via Freshdesk, email,
WhatsApp, and direct calls.
• Managed end-to-end CPaaS platform operations across SMS, Voice OBD, Email, and WhatsApp, overseeing delivery of
1 M+ messages daily.
• Administered databases with focus on data integrity, performance optimization, and operational efficiency.
• Managed Kannel SMS Gateway operations including SMS traffic routing, delivery monitoring, and performance
management.
• Utilized HTML, CSS, JavaScript, Python, PHP, and MySQL for application enhancements, modifications, and system
improvements.
• Conducted manual and API testing using Postman; performed validation to ensure platform stability and successful
deployment.
• Managed complete client onboarding lifecycle ensuring adherence to TRAI, DLT, and DoT compliance requirements.
• Delivered live product demonstrations and technical onboarding sessions enabling smooth account activation and adoption.