Job description

We are seeking an experienced Senior C++ Developer with a strong background in real-time video communication systems to join a cutting-edge project for our Client, an international leader in unified communications, offering telephony, PBX, messaging, meetings, and contact center services.

This is a fully remote position, allowing you to work from anywhere in Poland or utilize any of our offices in Gdansk, Katowice, Krakow, Lodz, Warsaw, or Wroclaw as needed.

Responsibilities

• Develop real-time video communication systems and ensure they meet rigorous standards for performance and scalability
• Design adaptive bitrate (ABR) strategies and optimize media streaming based on product requirements
• Utilize expertise in video codecs such as VP8, VP9, H.264, and AV1 while evaluating trade-offs
• Debug network performance issues and address latency concerns using network programming protocols like TCP/IP and UDP
• Create efficient containerized solutions with Docker and Kubernetes for scalable deployment of video services
• Construct robust signaling solutions using WebSockets, SIP, or other relevant real-time protocols
• Innovate with AI/ML approaches to enhance real-time communication platforms

Requirements

• Extensive experience (5+ years) in developing real-time video communication systems
• Strong proficiency in C++ programming
• Deep understanding of WebRTC protocols and architecture, including SDP, ICE, STUN, and TURN
• Proven expertise in WebRTC media server technologies such as Janus, Jitsi, or MediaSoup, familiarity with Kurento Media Server is a plus
• Solid knowledge of video codecs (VP8, VP9, H.264, AV1) and adaptive bitrate (ABR) optimization techniques
• Capability in network programming and protocols (TCP/IP and UDP)
• Experience with Docker for containerization and Kubernetes for orchestration of video infrastructure
• Familiarity with cloud platforms like AWS, Google Cloud, or Azure for media processing and delivery
• Competency in monitoring and logging solutions such as Prometheus, Grafana, or the ELK stack
• Understanding of security best practices and data localization requirements for communication systems
• Background in signaling protocols for real-time communication (e.g., WebSocket, SIP)
• Expertise in Lawful Intercept protocols like X1, X2, X3 within telecommunications
• Showcase of client-side WebRTC development skills in web browsers or native mobile applications (iOS, Android)
• Experience in integrating AI/ML technologies into real-time systems

Nice to have

• Familiarity with Kurento Media Server
• Understanding of telecommunications Lawful Intercept frameworks
• Proficiency in client-side JavaScript for WebRTC solutions
• Knowledge of security measures and compliance in video communication systems
• Experience with advanced media server customizations and development tools

We offer

• We gather like-minded people:
• Engineering community of industry professionals
• Friendly team and enjoyable working environment
• Flexible schedule and opportunity to work remotely within Poland
• Chance to work abroad for up to 60 days annually
• Business-driven relocation opportunities
• We provide growth opportunities:
• Outstanding career roadmap
• Leadership development, career advising, soft skills, and well-being programs
• Certification (GCP, Azure, AWS)
• Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru
• English classes
• We cover it all:
• Stable income (Employment Contract or B2B)
• Participation in the Employee Stock Purchase Plan
• Benefits package (health insurance, multisport, shopping vouchers)
• Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more
• Referral bonuses
• Corporate, social and well-being events
• Please, note:
• The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview
• We will reach out to selected candidates exclusively

EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.