Software Engineer (Voice)

About the role

Bandwidth is looking for a Software Engineer with a focus on voice technology to join their team in Raleigh, North Carolina. This role centers on building and maintaining software systems that power voice communications across the Bandwidth platform. The engineer will collaborate with the voice engineering group to deliver reliable, high-performance communication features for customers. The work involves designing, implementing, and improving the infrastructure that handles real-time voice traffic at scale. This position contributes directly to the core products that enable businesses to connect with their users through voice calls and messaging. The engineer will take ownership of components within the voice stack and work toward long-term technical goals. The engineer will participate in on-call rotations to ensure the voice platform remains available and responsive around the clock.

Key facts

What you'll do

Design and implement voice processing features within the Bandwidth communications platform

Write clean, maintainable code for voice routing, signaling, and call management systems

Collaborate with product managers to define technical requirements for voice functionality

Participate in code reviews and contribute to the team's engineering standards and practices

Debug and resolve issues related to voice call quality, latency, and overall reliability

Build and maintain APIs that enable customers to integrate voice capabilities into their own applications

Work with the operations team to monitor voice service health and track performance metrics

Contribute to architectural decisions that shape the long term direction of the voice platform

Write automated tests to ensure the correctness and stability of voice related features

Document technical designs and implementation details for team knowledge sharing and onboarding

Support the deployment of voice features through staged rollouts and canary release strategies

Engage with customers to understand voice use cases and translate needs into technical solutions

Mentor junior engineers and share knowledge through technical presentations and written guides

Evaluate new tools and frameworks that could improve the voice development workflow

Participate in sprint planning and help estimate effort for upcoming voice feature work

Refactor existing voice code to improve performance, reduce technical debt, and support growing customer demand

Coordinate with the security team to ensure voice data is handled in accordance with privacy standards

Requirements

Bachelor's degree in computer science, engineering, or a related technical field is required

Experience programming in languages commonly used for backend or systems development work

Solid understanding of telecommunications protocols and voice call flow fundamentals is expected

Familiarity with real-time systems and low-latency application design principles is important

Ability to write well-structured, tested code following established best practices and coding standards

Comfort working in a fast-paced environment with shifting priorities and multiple concurrent workstreams

Strong written and verbal communication skills for effective cross-team collaboration and technical planning

Experience with version control systems and collaborative software development workflows is necessary

Knowledge of containerization and orchestration tools provides an advantage in this role

A demonstrated history of delivering software solutions on time and meeting quality standards

Nice to have

Prior experience with SIP or other voice signaling protocols is highly beneficial

Knowledge of cloud infrastructure platforms and containerized deployment workflows is very helpful

Exposure to DevOps practices including CI/CD pipelines and service monitoring tools is valued

Familiarity with audio codecs and voice quality optimization techniques is a welcome plus

Understanding of telecommunications regulatory frameworks and compliance considerations provides an advantage

Experience with distributed systems and microservices architecture is a strong plus

Skills & tools

Programming languages relevant to backend and voice systems development work

Telecommunications and voice protocol standards including SIP and RTP

API design and implementation for communication platforms

Real-time systems and event-driven architecture patterns

Cloud computing environments and container orchestration platforms

Monitoring and observability tools for service health tracking

Version control systems and collaborative code review practices

Database technologies for storing call records and telemetry data

Practical notes

This position is based in Raleigh, NC and is expected to be on-site at the company office

The team works in a collaborative environment with regular pair programming sessions and knowledge sharing

Standard business hours apply with some flexibility for on-call responsibilities and incident response

Bandwidth offers competitive benefits and a supportive engineering culture for all team members and contributors

The role may require occasional travel to customer sites or industry events for voice technology demonstrations

Bandwidth is an equal opportunity employer and welcomes applicants from all backgrounds to apply for this role