API Solutions Engineer / Pre-Sales Engineer

🕒 September 18

🇧🇷 Brazil – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🔍 Pre-sales Engineer

👻 Ghost score 22%

What it means: the chance that no one is really hiring for this job.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Whistle & Whistle

WebsiteLinkedInAll Job Openings

1 - 10 employees

Founded 2007

🤝 B2B

📣 Marketing

B2B • Marketing

Whistle & Whistle is a B2B sales outsourcing agency that provides fully managed SDR (Sales Development Representative) teams, vetted SDR hires, and end-to-end pipeline generation services. They run multi-channel outbound outreach (cold calling, cold email, LinkedIn), provide data-on-demand and RevOps support for HubSpot, and aim to deliver qualified meetings quickly for clients across industries — especially SaaS, cybersecurity and finance. Their offerings include flexible hire or fully-managed models, CRM integration, and results-focused lead generation and outreach campaigns.

📋 Description

• 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

🎯 Requirements

• 3+ years in a technical client-facing role, such as Solutions Engineer, Integration Engineer, or Pre-Sales Engineer, or experience as a Software Developer transitioning to a client-facing position • Hands-on experience with APIs, including REST, Postman/cURL, and Webhooks • Basic scripting/programming skills in JavaScript and Python • Familiarity with AI tools, prompt engineering, and low-code integration platforms such as Zapier, Make, and Stitch • Exposure to CRM platforms such as HubSpot or Salesforce • Native/fluent Portuguese • Business-fluent written and spoken English • Strong consultative communication skills • Ability to manage an individual pipeline autonomously in a remote setup

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