Voice Backend Software Engineer (Node.js and Java) | Remote | US

Sutherland is a leading company in the telecommunications industry, specializing in digital transformation and advanced technology solutions. They are seeking a Voice Backend Software Engineer to develop backend services and APIs using Node.js and Java, with a focus on contact center technologies.

Responsibilities:

• Provide deep technical expertise in backend development, code reviews, and architectural discussions, ensuring best practices are followed
• Design, develop, test, and deploy backend software solutions using Node.js and Java, adhering to high-quality standards
• Architect and optimize relational database schemas, write efficient queries, and ensure data integrity and performance
• Develop and maintain components for real-time communication, including SIP signaling and RTP streaming
• Explore and implement solutions for audio/video media processing and integration within the contact center environment
• Contribute to the development of contact center-specific features and integrations, understanding the nuances of the domain
• Identify and address performance bottlenecks, ensuring the platform can scale to meet growing demands
• Diagnose and resolve complex production issues, providing timely and effective solutions
• Work closely with product managers, architects, QA engineers, and other stakeholders to deliver high-quality software

Requirements:

• Minimum of 5 years' experience in developing backend services and APIs using Node.js & Java
• Strong proficiency in Java development for backend applications
• Deep understanding of the Linux operating system and its ecosystem for development and deployment
• Must possess a strong foundational knowledge of relational database principles, including data modeling, normalization, ACID properties, and transaction management
• Proficient in writing complex and optimized SQL queries
• Experience with contact center voice technology & contact center platforms will be a major advantage
• Proven experience in designing and optimizing PostgreSQL physical schemas for high-throughput and low-latency applications
• Experience with PostgreSQL programming, including stored procedures, functions, and triggers
• Hands-on experience with Session Initiation Protocol (SIP) for signaling in voice and video calls
• Experience with Real-time Transport Protocol (RTP) for audio and video data streaming
• Familiarity with other applications and technologies related to audio/video media processing and streaming
• Experience in developing software specifically for contact center environments
• Familiarity with major contact center platforms such as Genesys, Cisco, or similar
• Experience with cloud platforms (AWS, Azure, GCP) and containerization (Docker, Kubernetes)
• Experience designing and building microservices
• Familiarity with monitoring and logging tools (e.g., ELK stack (preferable), Prometheus, Grafana)