UX Product Designer - Voice & Device Experiences

The role involves owning the end-to-end user experience for Sangoma's desk phones and devices, focusing on designing clear, efficient interaction models for task-critical communication workflows on hardware-constrained platforms. Responsibilities include creating UX artifacts, partnering closely with firmware engineers for accurate implementation, and contributing to usability testing.

Responsibilities

• Own the end-to-end UX of Sangoma’s desk phone and device experiences, from interaction models to execution
• Design for embedded, hardware-constrained environments with physical inputs, limited screens, and real-time expectations
• Define task-driven workflows for core telephony functions: calling, transfers, conferencing, voicemail, call handling, and more
• Create clear, scalable interaction patterns that prioritize speed, predictability, and low cognitive load
• Translate complex communication workflows into simple, intuitive user experiences
• Develop UX artifacts including flows, wireframes, interaction specs, and system behaviors
• Partner closely with firmware engineers to ensure designs are implemented accurately and perform reliably in production
• Work with Product to align UX decisions with real-world usage, customer needs, and business outcomes
• Anticipate edge cases, failure states, and recovery paths in real-time communication scenarios
• Contribute to usability testing and iterate based on real user behavior
• Help drive consistency and usability across Sangoma’s broader device ecosystem

Requirements

• Minimum 3 years of experience in UX and user interface design, product design, or interaction design
• Naturally curious, eager to learn, and motivated to understand how design decisions translate into real behavior
• Demonstrated experience designing task-focused, workflow-driven interfaces
• Strong understanding of human–computer interaction (HCI) principles, including cognitive load, affordances, and error prevention
• Comfortable prioritizing clarity, reliability, and speed of use over visual expressiveness when necessary
• Ability to communicate UX rationale clearly to engineers and non-design stakeholders
• Proficiency with design tools such as Figma, Sketch, or similar
• Experience working in cross-functional Agile product teams

Benefits

• Extensive Benefit Options (Health, Vision, Dental, Long & Short-term Disability) effective after a short waiting period
• Matching 401K program - 100% match on 4%
• Employee Stock Purchase Plan after one year of service
• Flexible Time Off & Company Holidays
• Entrepreneurial work environment partnered with high growth career opportunities

Key Skills