Senior Software Team Manager - Core VoIP Platform

Who We Are

Hi there! We’re Carbyne, and every day, we’re on a mission to revolutionize public safety. As the global leader in emergency collaboration technology, we’re building a cutting-edge platform that helps save lives—think live video streaming, real-time chat, and precise location tracking.

Our tools empower emergency teams to respond faster and smarter, ensuring help reaches those in need ASAP! With partnerships with tech giants like Amazon, Microsoft, and AT&T, we’re innovating life-saving solutions for over 400 million people worldwide

Are you ready to make a difference with us? Let’s do this!

About the Role

We are seeking a Senior Team Manager to lead the team responsible for Carbyne's Core VoIP Platform—the backbone of our mission-critical communications system. This platform handles real-time communications with 99.999% availability requirements, supporting emergency services globally.

The ideal candidate will bring extensive experience in VoIP systems and a proven track record in designing, architecting, and scaling high-availability, mission-critical platforms. Expertise in Kamailio, FreeSWITCH, or similar VoIP technologies is a strong advantage. Alongside VoIP expertise, we are looking for a leader with deep software engineering skills and the ability to manage and scale complex systems in cloud environments.

Reporting to: Director of Core Engineering Group

Here’s What You’ll Be Doing

1. VoIP Platform Leadership

Lead the architecture, design, and implementation of Carbyne’s Core VoIP Platform, ensuring scalability, high availability (99.999%), and fault tolerance.
Oversee the development and maintenance of VoIP components using technologies such as Kamailio, FreeSWITCH, and other SIP-based systems.
Drive the adoption of best practices in VoIP protocols (SIP, RTP), network security, and service resiliency.
Provide technical leadership in architectural decisions related to call routing, load balancing, failover mechanisms, and codec management.

2. Software Engineering Leadership

Manage and guide a team responsible for the backend control plane, built with microservices architecture using various programming languages.
Champion software engineering best practices, including automated testing, CI/CD pipelines, and real-time monitoring.
Ensure the platform's compliance with industry standards for latency, quality of service (QoS), and security.

3. Strategic System Architecture

Design and implement systems for growth and scale, focusing on distributed architecture and cloud-native services.
Establish and enforce best practices for monitoring, alerting, and incident response to minimize downtime and ensure rapid issue resolution.
Continuously evaluate and integrate emerging VoIP technologies and cloud architectures to enhance platform reliability and performance.

4. Team Leadership & Management

Lead, mentor, and manage a geographically distributed team of engineers across multiple regions, including Israel, Europe, and other international locations.
Establish clear goals, KPIs, and growth paths for team members, focusing on both individual development and team performance.
Foster a collaborative, direct, and informal communication culture aligned with Carbyne's values.

5. Cross-Functional Collaboration

Work closely with U.S.-based technical support and professional services teams to address and resolve mission-critical issues efficiently.
Facilitate seamless integration between the Core VoIP Platform and ancillary system functions, ensuring high availability and performance.

6. Process Optimization

Champion agile development practices, DORA metrics, and automated testing to drive efficiency and quality.
Continuously assess and improve development processes to optimize resource allocation and reduce production defects.

7. Innovation and Continuous Improvement

Stay updated with the latest VoIP technologies, protocols, and cloud services for mission-critical systems.
Promote a culture of continuous learning and improvement within the team, encouraging experimentation and adoption of new tools and practices.

Requirements

What You Bring
VoIP Expertise (Must-Have)

5+ years of hands-on experience in VoIP technologies and protocols (SIP, RTP, WebRTC).
Proven expertise in Kamailio, FreeSWITCH, or similar open-source VoIP platforms is a strong advantage.
Experience with Session Border Controllers (SBCs), SIP proxies, and media servers.
Software Engineering Skills

12+ years of software engineering experience, with at least 5 years in a management role leading engineering teams.
Proven track record in designing, architecting, and scaling mission-critical systems in cloud environments (AWS, GCP, or Azure).
Extensive experience in implementing high availability best practices such as:
Distributed systems design and microservices architecture.
Automated failover, load balancing, and disaster recovery strategies.
Real-time monitoring and alerting systems.
Strong technical background in cloud-native architectures and a mix of programming languages commonly used for high-performance backend systems.
Management Skills

Exceptional leadership and people management skills, with the ability to inspire and lead a distributed team across different geographies.
Experience in high-pressure environments requiring rapid decision-making and problem-solving.
Communication & Collaboration

Fluent in English, with excellent written and verbal communication skills.
Familiarity with the direct and informal communication style is an advantage.

Why Carbyne?
Opportunity to lead a core team in a mission-critical, high-impact environment.
Work with cutting-edge VoIP technologies in a fast-growing SaaS company.
An informal and dynamic work culture with a focus on innovation and continuous improvement.

Our Promise

At Carbyne, we celebrate diversity and strive for a workplace where everyone belongs. We’re dedicated to fostering a welcoming and inclusive environment where everyone feels respected, supported, and empowered to succeed! Where every person counts.

Let’s make the world safer together!