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Persistent Systems

C/C++ Developer

Persistent Systems
India · Full-time · Mid-Senior

About Position:


We are looking for an experienced C/C++ Developer with strong expertise in telecom and contact center technologies. The ideal candidate will have hands-on experience in building high-performance, scalable systems involving VoIP, SIP protocols, and call routing systems. This role requires deep understanding of system-level programming, multithreading, and performance optimization on Linux environments.


  • Role: C/C++ Developer
  • Location: Pune
  • Experience: 7+ years
  • Job Type: Full-Time Employment


What You'll Do:


  • Design, develop, and maintain high-performance applications using C and C++
  • Implement and optimize multithreaded and memory-efficient solutions
  • Work on system-level programming in Linux/Unix environments
  • Develop and maintain components using socket programming, IPC mechanisms
  • Build and enhance telecom applications involving SIP, RTP, VoIP, call control, and routing
  • Contribute to contact center solutions such as IVR, CTI integrations, and messaging/notifications
  • Troubleshoot complex issues and perform debugging using gdb, valgrind
  • Analyze and improve system performance, scalability, and reliability
  • Work with build systems like Make and CMake for code compilation and deployment
  • Collaborate in an Agile development environment with cross-functional teams
  • Maintain code versioning using Git
  • Integrate backend systems with SQL databases (MySQL/PostgreSQL)


Expertise You'll Bring:


  • Strong programming expertise in C and C++
  • Experience with STL, multithreading, and memory management
  • Proficiency in debugging and performance tuning
  • Hands-on experience in Linux/Unix environments
  • Expertise in socket programming and IPC (Inter-Process Communication)
  • Good understanding of SIP, RTP, VoIP protocols
  • Experience with call control, routing, and telecom systems
  • Exposure to IVR systems, CTI integrations
  • Experience with SMS/Notification systems
  • Knowledge of UI components like Draggable Icons is an added advantage


Benefits:


  • Competitive salary and benefits package
  • Culture focused on talent development with quarterly growth opportunities and company-sponsored higher education and certifications
  • Opportunity to work with cutting-edge technologies
  • Employee engagement initiatives such as project parties, flexible work hours, and Long Service awards
  • Annual health check-ups
  • Insurance coverage: group term life, personal accident, and Mediclaim hospitalization for self, spouse, two children, and parents


Values-Driven, People-Centric & Inclusive Work Environment:


Persistent is dedicated to fostering diversity and inclusion in the workplace. We invite applications from all qualified individuals, including those with disabilities, and regardless of gender or gender preference. We welcome diverse candidates from all backgrounds.


  • We support hybrid work and flexible hours to fit diverse lifestyles.
  • Our office is accessibility-friendly, with ergonomic setups and assistive technologies to support employees with physical disabilities.
  • If you are a person with disabilities and have specific requirements, please inform us during the application process or at any time during your employment


Let’s unleash your full potential at Persistent - persistent.com/careers


“Persistent is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind.”

Key Skills

Ranked by relevance

voip c linux sql ui
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Posted
Jul 03, 2026
Type
Full-time
Level
Mid-Senior
Location
Pune City

Industries

IT Services IT Consulting

Categories

Engineering Information Technology

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