Requirements:

• Over 3 years of experience • Deep practical experience with Asterisk (13+ / 16+ / 18+) • Experience in building and supporting VoIP systems for support / call centers / fintech • Confident understanding of SIP, RTP, NAT, QoS • Experience with SIP trunks • Configuration of IVR, Queues, skill-based routing, overflow, fallback • Experience with call recording and working with CDR / CEL • Linux (Ubuntu/Debian), experience with production servers • Security: SIP brute-force, Fail2Ban, firewall, ACL, rate limits • Experience integrating Asterisk with CRM, billing, antifraud, API • Experience with AMI / ARI (integration with backend systems)

Responsibilities:

• Support and development of the fintech service telephone platform • Ensuring stable operation of support / collections / sales

Configuration and support: IVR, operator queues call routing based on business logic. • Integration of Asterisk with internal systems (CRM, backend, billing). • Ensuring fault tolerance and minimal downtime • Monitoring call quality (SLA, ASR, ACD) • Analysis and elimination of communication problems and delays • Load optimization and system scaling • Updating and modernizing the existing VoIP infrastructure • Documentation of call-flow, routing schemes, and integrations • Interaction with backend, support, and security teams

To apply: @anaanana1111