Senior Backend Engineer

novavoxx.com; United States; Remote; USD 120,000 - 160,000; Full time

Job summary

NovaVoxx is seeking a backend engineer to own core services that power accounts, billing, and real-time telephony workflows. You will build scalable Java/Spring Boot services and design robust APIs that connect our platform components across multiple systems.

This remote, United States–based role requires strong Java 21 experience, deep MySQL skills, and a disciplined approach to production debugging to keep telephony orchestration reliable and available.

Qualifications

• Strong Java backend engineering experience, including Java 21.
• Experience with Spring Boot.
• Strong MySQL skills.
• Solid API design experience.
• Ability to debug production systems effectively.
• Familiarity with real-time telephony systems.

Responsibilities

• Build and maintain platform services using Java and Spring Boot.
• Develop backend capabilities for account and billing workflows.
• Support telephony orchestration for outbound campaigns and inbound calls.
• Design and maintain APIs that connect platform components.
• Investigate and resolve issues affecting production services.

Skills

Java 21

Spring Boot

MySQL

API design

Production debugging

Real-time telephony

Job description

Role overview

Own backend services that support account management, billing, and real-time telephony workflows. The role also covers the services that coordinate outbound campaigns and inbound voice reception, with an emphasis on reliable production behavior.

Responsibilities

• Build and maintain platform services using Java and Spring Boot.
• Develop backend capabilities for account and billing workflows.
• Support telephony orchestration for outbound campaigns and inbound calls.
• Design and maintain APIs that connect platform components.
• Investigate and resolve issues affecting production services.

Requirements

• Strong Java backend engineering experience, including Java 21.
• Experience with Spring Boot.
• Strong MySQL skills.
• Solid API design experience.
• Ability to debug production systems effectively.
• Familiarity with real-time telephony systems.

Benefits and work setup

• Full-time, remote role based in the United States.