Senior Technical Support Engineer

(Delivery, Reports & API Support)

Location: Koramangala

Salary: Upto 4 Lpa

Experience: 35 Years

Industry: SMS / CPaaS / WhatsApp / SaaS

We are looking for a Senior Technical Support Engineer to manage SMS, RCS, and WhatsApp delivery issues, API errors, report mismatches, and integration troubleshooting. The ideal candidate should have strong debugging skills and experience handling high-volume messaging platforms.

• Investigate SMS / RCS / WhatsApp report not updated cases
• Analyze delivery log mismatches
• Monitor queue table and campaign reflection issues
• Identify operator-end delivery failures
• Handle corrupted report table issues
• Coordinate with routing vendors for delivery escalations

• Debug SMS / WhatsApp / RCS API errors
• Resolve API timeout issues
• Validate payload structure (JSON format)
• Troubleshoot webhook and callback URL issues
• Support SSL activation and endpoint verification
• Assist client developers during integration

• Monitor campaign logs
• Identify backend script issues
• Escalate technical downtime to backend team

• 90% of technical tickets resolved within SLA
• Month-on-month reduction in API errors
• Delivery issues resolved within defined timelines
• Reduced repeat technical complaints

• Knowledge of REST APIs, JSON, Postman, and cURL
• Basic MySQL and log reading ability
• Understanding of SMS routing and DLT ecosystem
• Strong troubleshooting mindset
• Good communication skills

• Experience in SMS / CPaaS / Telecom industry
• Experience handling high-volume messaging traffic