Senior Software Engineer

Responsibilities

• Build the SaaS platform layer to transform AI voice agents into a multi-tenant, revenue-generating product
• Develop tenant management, partner APIs, configuration workflows, and operational dashboards
• Work across the entire stack, including backend services, frontend, infrastructure, and AI pipelines
• Ship features rapidly to real partners and SMB customers to create tight feedback loops
• Lead through technical craft, including code reviews, design discussions, and architectural trade-offs
• Automate development bottlenecks to accelerate the system that builds the product

Requirements

• Proven experience shipping production-grade products to real customers
• Strong mastery of software design and system architecture
• Fluency with AI development tools to accelerate delivery without sacrificing quality
• Full-stack development capability and the ability to learn new domains quickly
• Ability to thrive in an ambiguous, fast-paced, startup-like environment

Preferred Qualifications

• Experience with real-time systems, voice/telephony, or conversational AI
• Hands-on experience with LLMs, agentic AI, prompt engineering, or model fine-tuning
• Experience building multi-tenant SaaS platforms or B2B2B products

Benefits

• 100% company-paid Medical, Vision, and Dental coverage for you and your family
• Four weeks of PTO to start, with a "PTO Embargo" to ensure you truly disconnect
• "Mahalo moments" program for major life events
• 90-minute workout lunches and access to nutritionists

About the Company

Bandwidth is a global software company that helps enterprises deliver exceptional experiences through voice, messaging, and emergency services. We provide an owned communications cloud that delivers advanced automation, AI integrations, and global reach to the Global 2000, hyperscalers, and SaaS builders.