Jarvis Technology & Strategy Consulting - FreeSWITCH Developer - Communication Protocols (2-5 yrs)

FreeSWITCH Developer

Role Overview :

- We are seeking a highly skilled FreeSWITCH Developer to design, build, and maintain robust telephony infrastructure for high-performance communication systems.

- This is a key technical role that combines in-depth knowledge of FreeSWITCH, telephony protocols, and systems integration to ensure optimal performance and user experience.

- You will have the opportunity to work on a variety of exciting projects, from VoIP services and contact center solutions to advanced real-time communication features.

Key Responsibilities :

FreeSWITCH System Architecture & Design :

- Design and implement highly scalable FreeSWITCH-based communication systems for voice, video, and messaging services.

- Ensure that architecture is flexible, reliable, and supports high availability.

Customization & Integration :

- Customize FreeSWITCH to meet specific business requirements.

- Integrate FreeSWITCH with other technologies, APIs, and third-party systems for seamless communication.

Performance Optimization & Troubleshooting :

- Monitor and optimize FreeSWITCH performance for low-latency, high-throughput applications.

- Troubleshoot complex telephony issues including call routing, quality of service, and integration errors.

SIP & Telephony Protocols :

- Implement and fine-tune SIP, RTP, WebRTC, and other communication protocols to ensure smooth interaction between endpoints and telephony services.

Automation & Scripting :

- Develop automation scripts (using Lua, Python, or other scripting languages) to streamline deployment, configuration, and maintenance tasks.

System Maintenance & Security :

- Regularly update FreeSWITCH systems with security patches and monitor for vulnerabilities.

- Ensure data privacy and compliance with communication security standards.

Collaboration & Knowledge Sharing :

- Collaborate closely with DevOps, QA, and Product teams to align on system requirements.

- Share technical expertise with the team and contribute to internal documentation, training, and code reviews.

Continuous Improvement :

- Stay up to date with FreeSWITCH releases, telephony industry trends, and emerging technologies to implement new features and continuously improve system performance.

Required Qualifications :

Proven Experience :

- Extensive experience with FreeSWITCH setup, configuration, customization, and troubleshooting.

- Ability to optimize FreeSWITCH for production environments.

Telecommunication Protocols Expertise :

- Strong understanding of SIP, WebRTC, RTP, and other related protocols in telephony.

Strong Programming Skills :

- Proficiency in scripting languages such as Lua, Python, or JavaScript. Experience with C or C++ is a plus.

System Administration :

- Expertise in Linux-based systems (Ubuntu, CentOS, Debian) with the ability to manage servers, configure firewalls, and troubleshoot network-related issues.

VoIP and Networking Knowledge :

- In-depth understanding of VoIP, call routing, codecs, and network troubleshooting.

- Ability to configure and optimize network settings for telephony solutions.

Database & API Integration :

- Familiarity with relational databases (MySQL, PostgreSQL) for managing call logs, user data, and configurations.

- Experience integrating FreeSWITCH with RESTful APIs.

Cloud & Virtualization :

- Knowledge of cloud services (AWS, Google Cloud, Azure) and containerization technologies (Docker, Kubernetes) for scalable deployment.

Preferred Qualifications :

- Telephony System Expertise : Experience with related telephony platforms (e.g., Asterisk, Kamailio, or OpenSIPS) and their integration with FreeSWITCH.

- Real-Time Communication (RTC) Experience : Experience with real-time communication tools and platforms, including WebRTC, video conferencing systems, and IVR development.

- Security Expertise : Strong understanding of security best practices for telecommunication systems, including encryption, firewall management, and secure communications.

Soft Skills :

- Analytical Mindset : Exceptional problem-solving skills, especially when diagnosing and troubleshooting complex systems.

- Collaboration : A team player with the ability to collaborate effectively in an agile, cross-functional development environment.

- Communication : Clear communication skills to explain complex technical concepts to non-technical stakeholders.

- Innovation : A proactive approach to continuously learning new technologies, improving processes, and contributing innovative ideas to the team.

Why Join Us :

- Impact : You'll be working on cutting-edge communication technologies that are shaping the future of global connectivity.

- Growth Opportunities : As a key member of a growing tech team, you'll have ample opportunities for career growth, skill development, and leadership roles.

- Culture : Be part of a collaborative, flexible, and innovative work environment where your contributions matter.

- Benefits : We offer competitive salaries, comprehensive health benefits and a supportive team culture.