API Solutions Engineer Pre-Sales Engineer

Our client is an AI-powered dubbing and voice localization platform built for enterprise. Their technology enables companies to dub translate and voice-over content at scale using AI - delivering authentic natural-sounding audio across dozens of languages. The platform is API-first working with global enterprise brands across e-commerce logistics and media.

We are seeking a technically adept API Solutions / Pre-Sales Engineer in Brazil to drive integration and close deals across global markets with a focus on the expanding Brazilian region. Sitting between technical delivery and sales you will run discovery build proof-of-concept (POC) integrations test API endpoints and unblock prospective enterprise customers.

• Technical Pre-Sales & Onboarding: Lead discovery calls with technical and non-technical stakeholders map client architecture and run POC integrations from initial scoping to final sign-off.
• API & Workflow Integration: Support clients building on the platform API. Inspect documentation test endpoints and eliminate technical blockers across CRMs delivery systems and automations.
• AI-Assisted Prototyping: Use low-code tools and modern AI assistants (Claude Gemini ChatGPT) to rapidly spin up lightweight demos and prototype workflows without needing production-grade code.
• Cross-Functional Bridge: Translate complex client requirements into clear technical briefs for internal Product and Engineering teams.

• Experience: 3 years in a technical client-facing role (e.g. Solutions Engineer Integration Engineer Pre-Sales Engineer) or a Software Developer looking to step into a client-facing position.
• API & Tech Fundamentals: Hands-on experience working with APIs (REST Postman/cURL Webhooks) and basic scripting/programming skills (JavaScript Python).
• AI & Automation Tools: Familiarity with AI tools prompt engineering and low-code integration platforms (Zapier Make Stitch).
• CRM & RevOps Exposure: Exposure to CRM platforms like HubSpot or Salesforce.
• Languages: Native/fluent Portuguese and business-fluent (written and spoken) English.
• Soft Skills: Strong consultative communication skills with the ability to manage your own pipeline in an autonomous remote setup.

You are welcome to have a look at our website for more information about Whistle: