Senior Full-Stack Engineer

About Avaya Avaya is an enterprise software leader that helps the world’s largest organizations and government agencies forge unbreakable connections. The Avaya InfinityTM platform unifies fragmented customer experiences, connecting the channels, insights, technologies, and workflows that together create enduring customer and employee relationships. We believe success is built through strong connections – with each other, with our work, and with our mission. At Avaya, you'll find a community that values your contributions and supports your growth every step of the way. Learn more at https://www.avaya.com Job Information Job Code: 00194006 Job Family: Research and Development Job Function: Software Engineering About the Role We are seeking a Senior Full-Stack Engineer with extensive experience in cloud-native microservices and modern frontend architectures to help build high-performance, AI-enabled Outbound Contact Center channels. In this role, you will lead the design and implementation of enterprise-scale systems using API-first design principles, AI SDLC practices, and distributed system patterns. You will work within an autonomous team covering end-to-end delivery—from architectural design to containerized deployment and production troubleshooting. Key Responsibilities Architecture & Solutions Engineering Core Domain Development: Architect and implement Predictive, Progressive, and Preview outbound systems using Go-based microservices and API-first design. Management & Admin Interfaces: Develop configuration and administration management interfaces built on Node.js. Frontend Engineering: Build responsive, high-performance web applications using JavaScript/TypeScript alongside React or Angular frameworks. Backend Systems: Design, build, and deploy enterprise microservices capable of handling high TPS with ultra-low latency, high resiliency, and scalability. Technical Leadership & Quality Focus Domain SME: Serve as a domain Subject Matter Expert (SME), drive key architecture decisions, and perform rigorous code reviews across Agile/Scrum teams. Quality & Performance: Enforce high quality standards through static analysis, load & performance profiling, and system tuning. AI Integration: Utilize AI coding assistants (e.g., Codex, Cursor, Claude) and prompt engineering to optimize workflows across assessment, planning, code generation, testing, and deployment. Operations & Observability DevOps & Delivery: Operate within a self-sufficient team handling containerized deployments using Docker, Kubernetes, and Helm (Argo CD experience is a plus). Observability & Incident Management: Debug complex production issues, conduct root-cause analysis (RCA), and maintain operational reliability using Grafana, Prometheus, and telemetry tools. Preferred Candidate Profile Education: B.E. / B.Tech / M.Tech / M.C.A. in Computer Science or an equivalent technical field. Total Experience: 12+ years of overall experience architecting, designing, developing, deploying, and troubleshooting cloud API-based microservices (Cloud Native & Hybrid) and frontends. Backend Expertise: 10+ years of core backend engineering experience. Full-Stack Expertise: 5+ years of full-stack web application development experience. AI SDLC Practices: 1+ years utilizing AI Agents & Skills for planning, code generation, testing, deployment, and troubleshooting. Technical Skills & Competencies Backend: Strong proficiency in Go, Java, or Node.js. Frontend: JavaScript, TypeScript, React, Angular, and SDKs. Databases & Streaming: Kafka, Redis, MariaDB / MySQL. Architecture: Microservices architecture, distributed systems design, and RESTful APIs. Cloud & DevOps: Hands-on experience with Azure or GCP, Docker, Kubernetes, Helm, CI/CD pipelines, and continuous delivery patterns (Argo CD preferred). Domain Expertise: Strong background in Telecommunications or Contact Centers (Outbound Contact Center background preferred). Experience 12+ Years of Experience Education Bachelor degree or equivalent experience Advance Degree preferred in Computer Science or Related Field Footer Applicants must be currently authorized to work in the United States without the need for visa sponsorship now or in the future. Avaya is an Equal Opportunity employer and a U.S. Federal Contractor. Our commitment to equality is a core value of Avaya. All qualified applicants and employees receive equal treatment without consideration for race, religion, sex, age, sexual orientation, gender identity, national origin, disability, status as a protected veteran or any other protected characteristic. In general, positions at Avaya require the ability to communicate and use office technology effectively. Physical requirements may vary by assigned work location. This job brief/description is subject to change. Nothing in this job description restricts Avaya right to alter the duties and responsibilities of this position at any time for any reason.