Cloud Backend Engineer
- Innominds Software
- 8 - 13 years
- Bengaluru
- 1 month ago
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Job Description
How You Will Contribute
- Lead the design and development of Voice Services over NB-IoT.
- Build and optimize Voice Gateway signaling components and media session setup.
- Implement CSFB-SS7 (I1 protocol) for integration with NTN carriers and 3GPP IMS Core.
- Develop scalable Voice Gateway Server with CSFB-I1 and SIP/SDP interworking functions.
- Integrate third-party SIP/SDP protocol stacks for seamless operation.
- Focus on optimizing voice services for low-bandwidth networks.
- Support thousands of SIP sessions with interworking to MNO SBC and IMS networks.
- Define and execute test cases, automation, and code coverage with QA teams.
- Oversee build and deployment processes using Jira, Jenkins, GCR/GKE.
- Ensure security best practices in development and deployment.
- Collaborate with platform engineering and cross-functional teams for streamlined development.
- Establish disciplined processes for timely, high-quality software delivery with robust testing.
- 8+ years of experience in software development using OOP and microservices.
- Bachelor s or Master s degree in Computer Science, Engineering, or related field.
- Expertise in CSFB, I1, SIP signaling, and 3GPP IMS standards for telephony services.
- Skilled in building SIP-based solutions using SIP stacks for proxy clients and B2B servers.
- Hands-on experience with VoIMS and SIP/IMS network implementation.
- Proficient in tools like SIPP and FreeSWITCH for test environments.
- Programming expertise in C/C++, Go, or Java with strong SQL schema and query skills.
- Knowledge of stream processing (GCP Pub/Sub, Kafka) and REST API design.
- Experience with scalable distributed systems and horizontal scaling.
- Familiar with Kubernetes, Docker, Jenkins pipelines, and GCP tools.
- Strong understanding of code quality, performance metrics, and CI/CD tools (e.g., JMeter, Postman, Grafana, Prometheus).
- Collaborative team player with excellent communication skills.
BE/B.Tech/ME/M.Tech/MCA
Interview Rounds 3 Technical rounds
Experience Level 8+ Years
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Job Classification
Industry: IT Services & ConsultingFunctional Area / Department: Engineering - Software & QA
Role Category: Software Development
Role: Back End Developer
Employement Type: Full time
Contact Details:
Company: Innominds SoftwareLocation(s): Bengaluru
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Keyskills: Computer science C++ Automation Backend SS7 Schema SIP JIRA IMS SQL
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