Live opening · Posted 5 days ago
The key details from the original listing.
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Description supplied by the original job listing.
Senior Software Developer – UCaaS / Cloud Contact Center
Location: Mumbai, India preferred
Candidates: Open to applicants from anywhere in India and experienced international candidates
Employment Type: Full-Time
About the Role
We are looking for an experienced "Software Developer with strong hands-on experience in UCaaS, Cloud Contact Center, or telecom software platforms"
The ideal candidate should have worked on real-time communication products involving voice, call center operations, SIP/WebRTC, call routing, IVR, ACD, dialers, recordings, APIs, integrations, and cloud-based communication systems.
This is not a general software development position. We are specifically looking for someone who understands how a modern "Cloud communication and contact center platform" works.
Key Responsibilities
* Design, develop, and improve our Cloud Contact Center / UCaaS platform.
* Build scalable voice and communication features.
* Develop and optimize "IVR, ACD, call queues, call routing, extensions, and agent management".
* Work on "predictive, progressive, and preview dialer systems".
* Develop call recording, voicemail, call history, monitoring, and reporting modules.
* Work with "SIP, VoIP, WebRTC, RTP, WebSockets, and real-time communication technologies"
* Build and maintain REST APIs, webhooks, and third-party integrations.
* Integrate CRM and business applications with the communication platform.
* Improve platform performance, security, reliability, and scalability.
* Troubleshoot complex telephony, backend, API, and real-time communication issues.
* Work closely with product, QA, telecom, and infrastructure teams.
* Participate in architecture decisions and technical planning.
Required Experience
* Strong professional software development experience.
* Previous experience working on a "UCaaS, CCaaS, Cloud PBX, Contact Center, VoIP, or telecom software platform".
* Strong understanding of "SIP and VoIP architecture"
* Experience with technologies such as "WebRTC, RTP, WebSocket, REST APIs, and webhooks"
* Experience working with telephony systems, SIP servers, SBCs, or media servers.
* Good knowledge of databases, backend development, and distributed systems.
* Experience building highly available and scalable cloud applications.
* Understanding of call flows, IVR, ACD, queues, extensions, DID numbers, call recording, and agent workflows.
* Strong debugging and problem-solving skills.
* Experience with cloud environments such as AWS, Azure, or GCP.
" Additional Experience That Will Be Valuable"
Experience with any of the following will be highly preferred:
* FreeSWITCH, Asterisk, Kamailio, OpenSIPS, or similar technologies
* Kubernetes and Docker
* Microservices architecture
* Redis, Kafka, RabbitMQ, or similar systems
* CRM integrations
* SMS, WhatsApp, or omnichannel communication
* AI-powered call transcription, summarization, sentiment analysis, or conversational AI
* Contact center analytics and reporting
* Multi-tenant SaaS architecture
* Telecom security and fraud prevention
"Ideal Candidate"
We are looking for someone who has "actually built or significantly contributed to a telecom, UCaaS, or Cloud Contact Center product", rather than someone with only general web or application development experience.
The candidate should be capable of understanding an existing platform, identifying architectural and technical improvements, solving complex telecom problems, and contributing to the long-term development of the product.
Preferred Location
Candidates based in "Mumbai or nearby locations are preferred"
However, we are open to hiring highly experienced candidates from "other parts of India or internationally" if they have strong experience in UCaaS, CCaaS, VoIP, or telecom software development.
How to Apply
Please share your resume along with a brief description of:
* UCaaS / Contact Center / VoIP products you have worked on
* Your role in developing those platforms
* Telecom technologies you have worked with
* Backend and programming technologies you specialize in
* Experience with SIP, WebRTC, dialers, IVR, ACD, or real-time communication systems
* Current location
* Notice period
* Current and expected compensation
Work arrangement
No
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