About us Exotel is the emerging markets leading full-stack customer engagement platform and business-focused virtual telecom operator. Founded in 2011 our cloud-based product suite powers over 50 million daily engagements across voice video and messaging channels. Trusted by 6000 companies across 60 countriesincluding India Southeast Asia the Middle East and AfricaExotel enables unified customer engagement for leading businesses such as Ola Swiggy Flipkart GoJek Byjus HDFC Bank Zomato and Urban Company. Our offerings include communication APIs a up-to-date omnichannel contact centre and a conversational AI platform hosted on the cloud. We are a Series D company valued at $100 million with $60 million in ARR. What will you do Influence the product roadmap as a technical leader Exploration and adoption of new technologies to improve system reliability and efficiency. Technical guidance and mentoring to the Project teams on architecture and design. Help enforce and/or tweak SLAs for existing deployments to improve efficiency. Build and improve and enforce processes to improve efficiency. Build and guide the team for operational excellence. Stakeholder management Mentor junior engineers in the team. What do we look for Must Haves 8 years of experience in the VoIP domain. Bachelors or Masters degree in computer science or equivalent. Solid knowledge of VoIP domain technologies including SIP SDP RTP RTCP. Solid knowledge of IP networking concepts including L2/L3 routing Subnets VLANsand NAT traversal. Solid knowledge of network impairments and their impact on call quality.
Experience leading project teams to deliver critical software solutions. 6 years of experience in building high-availability scalable and fault-tolerant VoIP systems. 4 years of experience in working with server-side VoIP applications like Asterisk Kamailio or equivalent 3 years of experience in working with a major cloud platform like AWS (preferred) GCP or Azure. 2 years of experience in the design and development of REST-based microservices. Experience in programming with one of Golang (preferred) Ruby C/C Experience in scripting with shell and Python Experience with data stores such as MySQL Postgres Good understanding of data structures multi-threading and concurrency concepts. Proficiency in working in a Linux environment Experience working in Agile SDLC process Strong analytical problem-solving and troubleshooting skills Excellent written and verbal communication skills Team player flexible and able to work in a fast-paced environment A DevOps mindset. You own what you will develop. Good to Have Experience with custom development on Asterisk/Freeswitch/Kamailio/Opensips is a plus Experience with SIPp or any other SIP testing tools Experience with ISDN WebRTC technologies Experience with Elastic Search queries and visualisation tools like Grafana Kibana Experience with DevOps tools like Ansible Jenkins Terraform Kubernetes Git Experience with monitoring frameworks like Nagios Prometheus Experience with developing Android iOS-based VoIP clients Experience with Java JavaScript languages Required Experience: Staff IC