Senior C++ Engineer Telecom & Contact Center Solutions

Title: Senior C Engineer Telecom & Contact Center Solutions

Location: Sunnyvale, CA/ Onsite
Duration: Full Time
Video Interviews
Experience required: 8-10 years

JOB DESCRIPTION:

We are looking for a highly skilled Senior C Developer with 8 years of hands-on experience in building, enhancing, and supporting telecom and contact center solutions. The ideal candidate should have strong expertise in C development, solid understanding of telecommunication protocols, and experience working with contact center platforms in high availability, real time environments.

Key Responsibilities

• Design, develop, and maintain high performance C applications for telecom and contact center systems

• Work on real-time, multithreaded, and distributed systems with high reliability and low latency requirements

• Develop and integrate solutions involving call control, media handling, and session management

• Implement and support features related to IVR, ACD, CTI, call routing, recording, and analytics

• Integrate telecom applications with SIP-based networks, PSTN, VoIP, and third party systems

• Debug complex production issues, perform root cause analysis, and provide permanent fixes

• Collaborate with system architects, QA, DevOps, and cross functional teams

• Ensure adherence to coding standards, performance benchmarks, and security guidelines

• Participate in design reviews, code reviews, and technical discussions

• Mentor junior developers and contribute to technical best practices

Required Technical Skills

Core Skills

• Strong proficiency in C (C 11/14/17)

• Solid experience with Linux/Unix environments

• Expertise in multithreading, memory management, IPC, and socket programming

• Strong debugging skills using tools like gdb, valgrind, core dump analysis

Telecom & Contact Center Domain

• Hands-on experience in Telecom and Contact Center domains

• Strong understanding of telecom protocols:

    • SIP, RTP/RTCP, SDP

    • SS7, ISDN, PRI (good to have)

• Experience with VoIP architectures and call flows

• Knowledge of Contact Center solutions such as:

    • IVR, ACD, CTI

    • Call routing, call recording, workforce management

• Experience integrating with CRM systems and external APIs

Platforms & Tools (Any of the below is a plus)

• Experience with platforms such as Genesys, Avaya, Cisco, NICE, Amazon Connect, or similar

• Familiarity with REST APIs, JSON, XML

• Build tools: Make, CMake, GCC

• Version control: Git / SVN

• Exposure to Docker, Kubernetes, CI/CD pipelines is a plus

Soft Skills

• Strong analytical and problem solving abilities

• Good communication skills and ability to work with global teams

• Experience working in Agile/Scrum environments

• Ability to handle production critical systems and on call support

Salary : $90,000 - $130,000