Principal Presales Engineer, Product Specialist

Overview

Principal Presales Engineer, Product Specialist who partners with sales, solutions engineering and enterprise strategists to consult on complex, multi-product opportunities and shape the long-term Twilio vision for customers.

What you'll do

• Partner closely with sales, solutions engineering, and enterprise strategists to consult on complex, multi-product opportunities.
• Scope, design, and validate how complex multi-product solutions fit into the client's ecosystem.
• Help paint the long-term Twilio vision for customers.
• Develop your expertise of the Twilio platform, use cases and buyer personas, while keeping up with industry trends in Voice + AI.
• Scope, design, and build multi-product solution architecture and compelling presentations to secure the Technical Win.
• Support core sales and solutions engineering team members on value-selling strategies and complex solution sales.
• Design and validate scalable, secure, multi-product messaging architectures aligned to customer ecosystems and long-term Twilio adoption.
• Drive technical validation and secure the technical win in complex sales cycles.
• Document recent patterns and technology shifts with clients and prospects to influence Product and R&D strategy and roadmap via GTM interlock and PDLC processes.
• Work cross-functionally with product, engineering, and marketing to identify and share technology patterns and shifts from clients and prospects to influence product strategy.

What you'll need

• Hands-on experience designing and validating Conversational AI or LLM-driven architectures (e.g., integrating OpenAI, Dialogflow, or similar models via APIs).
• Experience leading pre-sales or solution architecture engagements, including scoping, design, and technical validation in both Portuguese and English language.
• Strong background in API-based, event-driven systems, with hands-on experience using REST APIs and webhooks.
• Working knowledge of at least one backend language such as Node.js or Python, with prior software development or equivalent experience.
• Demonstrated expertise in messaging platforms, including throughput management, retry strategies, and deliverability optimization.
• Ability to communicate complex technical concepts clearly to technical and executive audiences.
• Strong collaboration and influencing skills across sales, engineering, and product stakeholders.

Nice to have

• Experience working in an overlay or specialist pre-sales capacity.
• Experience collaborating with Product on roadmap or positioning.
• Prior exposure to Twilio products or other CPaaS platforms.
• Business-level proficiency in Spanish.

Details

• Remote role, based in Brazil.
• Approximately 15% travel is anticipated.
• May be asked to report in person on an ad-hoc basis for team gatherings, functional off-sites or customer meetings.