TL;DR

Principal Presales Engineer (Voice AI CPaaS): Lead technical validation and solution design for Twilio’s Voice, AI, and CPaaS products targeting ISV and HighTech verticals in North America with an accent on multi-product architectures, hands-on prototyping, and complex deal support. Focus on designing scalable, AI-driven communication solutions, building technical assets, and influencing product roadmaps.

Location: Remote within the US excluding CT, NJ, NY, WA, PA, and the San Francisco Bay Area (CA).

Salary: $138,872 - $192,880 depending on location.

Company

Twilio is a global leader in cloud communications, empowering developers and businesses to create personalized customer engagement solutions.

What you will do

  • Develop deep expertise in Twilio’s platform, CPaaS, contact center, and customer engagement trends.
  • Design vertical-specific multi-product architectures for ISV and HighTech platforms focusing on voice, AI automation, and global scale.
  • Lead hands-on technical validation including building prototypes and proof-of-concepts to support sales engineering teams.
  • Drive technical validation phases ensuring seamless integration of Twilio products into customer ecosystems.
  • Provide market feedback to influence product management and R&D roadmaps.

Requirements

  • Must have 5+ years of presales or solution architecture experience with complex multi-product solutions.
  • 2+ years expertise in CPaaS, Voice, and Contact Center solutions.
  • Proficiency in multi-channel design including Voice, SMS, Chat, and AI-driven routing/IVR.
  • Hands-on ability to build prototypes and conduct technical validations.
  • Strong understanding of ISV and HighTech sector technical requirements including multi-tenancy and AI latency.
  • Excellent verbal and written communication skills in English (C1+).
  • Location restriction: cannot be hired in CT, NJ, NY, WA, PA, or San Francisco Bay Area (CA).

Nice to have

  • Experience selling to ISV or HighTech platforms in a specialist role.
  • Track record collaborating with Product Management on feature co-design.
  • Experience engaging C-level executives at large enterprises.
  • Mentorship experience for sales engineering teams.
  • Strategic vision for AI and Voice market evolution in North America.
  • Experience with complex system integrations including CRM and API-first architectures.

Culture & Benefits

  • Remote-first work culture with global inclusion.
  • Competitive pay with equity participation and commission eligibility.
  • Generous time off, parental and wellness leave, healthcare, and retirement plans including 401(k).
  • Approximately 20% travel to build customer and team relationships.
  • Supportive environment encouraging initiative, problem-solving, and community impact.