Whistle & Whistle

Pre-sales Engineer

• Lead discovery calls with technical and non-technical stakeholders
• Map client architecture
• Run proof-of-concept integrations from initial scoping through final sign-off
• Support clients building on the platform API
• Inspect documentation and test API endpoints
• Eliminate technical blockers across CRMs, delivery systems, and automations
• Use low-code tools and AI assistants such as Claude, Gemini, and ChatGPT to create lightweight demos and prototype workflows
• Translate complex client requirements into clear technical briefs for Product and Engineering teams
• Drive integrations and help close deals across global markets, with a focus on Brazil

API Solutions Engineer / Pre-Sales Engineer