3GPP Developer — RFH/07282

Vrinda International; Bengaluru; On-site; INR 900,000 - 1,500,000; Full time

Job summary

Vrinda International is expanding its telecom software team in Bengaluru, seeking a 3GPP Developer with 4–6 years of experience. You will design, implement, and validate communication software for Call, SMS, VoLTE and Data services, leveraging RIL and IMS expertise.

Work on 3GPP/LTE technologies, tackle call processing challenges, and collaborate with cross-functional teams to ensure robust interoperability and testing. The role is on site with 5 days working from office.

Qualifications

• 4–6 years of experience in telecom software development.
• Strong knowledge of 3GPP, GSM, LTE and IMS technologies.
• Experience with call processing and network resource management.
• Hands-on experience with RIL and IMS.
• Experience in software verification and interoperability testing.
• Distributed network architecture knowledge beneficial.

Responsibilities

• Develop communication software for Call, SMS, VoLTE and Data services.
• Work on RIL, IMS and location management functionalities.
• Analyze carrier requirements and implement suitable software solutions.
• Develop and execute software verification and interoperability test cases.
• Work on 3GPP, GSM, LTE and IMS call processing.
• Handle network resource management and related telecom functionalities.
• Debug, analyze and resolve software issues in communication systems.
• Collaborate with cross-functional teams for development and testing.

Skills

3GPP/GSM/LTE/IMS expertise

Call processing

Software verification

Tools

RIL

IMS

VoLTE

LTE technologies

Job description

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Job Description

Experience: 4–6 Years

Work Mode: 5 Days WFO

Role Overview:

We are looking for a 3GPP Developer to develop and validate communication software for Call, SMS, VoLTE and Data services, with strong expertise in RIL, IMS, LTE and call processing.

Key Responsibilities:

Develop communication software for Call, SMS, VoLTE and Data services.

Work on RIL, IMS and location management functionalities.

Analyze carrier requirements and implement suitable software solutions.

Develop and execute software verification and interoperability test cases.

Work on 3GPP, GSM, LTE and IMS call processing.

Handle network resource management and related telecom functionalities.

Debug, analyze and resolve software issues in communication systems.

Collaborate with cross-functional teams for development and testing.

Required Skills:Strong knowledge of 3GPP/GSM/LTE/IMS technologies.

Experience in call processing and network resource management.

Hands-on experience with RIL and IMS.

Understanding of VoLTE, SMS and data services.

Experience in software verification and interoperability testing.

Knowledge of distributed network architecture is beneficial.