Senior Java Engineer (VoIP)

Requirements:
• 5+ years of experience with Java (Spring / Spring Boot)
• Strong expertise in WebRTC protocols and architecture
• Solid experience with VoIP / SIP / RTP / signaling servers
• Experience integrating backend systems with iOS & Android apps
• Strong understanding of real-time data streaming
• Experience with distributed systems & microservices architecture
• Hands-on experience with cloud platforms (AWS / GCP / Azure)
• Familiarity with Kafka / WebSockets / REST APIs

Nice to have:
• Experience with Twilio / Agora / Vonage or similar RTC platforms
• Experience with media servers (Kurento, Janus, FreeSWITCH, Asterisk)
• Knowledge of AI / voice processing / speech analytics
• Background in telecom or communication products