Sales Engineer I, Poland & CEE — API Demos & Tech Solutions

Mollie; Warszawa; On-site; PLN 150,000 - 210,000; Full time

Job summary

Mollie in Warsaw is seeking a Sales Engineer to bridge technology and business, supporting the sales team through pre‑sales with solutioning, demos, and technical presentations. You’ll own complex API integrations and articulate technical value to mid‑market customers.

Fluency in Polish and English, 2–3 years in sales/solutions engineering, and experience with Postman and REST APIs are essential. You’ll work in a fast‑growing SaaS/fintech environment and collaborate across product and commercial

Qualifications

• 2–3 years in a sales engineering/solutions engineering or pre‑sales role.
• Background in engineering (mechanical, software, or similar) is a plus.
• Solid understanding of APIs and REST APIs; hands‑on experience with Postman.

Responsibilities

• Create custom technical demos and solution pitches.
• Conduct deep technical discovery across complex customer cases.
• Design scalable API integration solutions for mid‑to‑upmarket customers.
• Collaborate with sales, CS, and product teams to identify growth opportunities.
• Share knowledge through internal training and sessions.

Skills

Sales engineering

APIs & REST

Postman

Polish & English

Stakeholder mgmt

Tools

Postman

Job description

Mollie in Warsaw is seeking a Sales Engineer to bridge technology and business, supporting the sales team through pre‑sales with solutioning, demos, and technical presentations. You’ll own complex API integrations and articulate technical value to mid‑market customers.

Fluency in Polish and English, 2–3 years in sales/solutions engineering, and experience with Postman and REST APIs are essential. You’ll work in a fast‑growing SaaS/fintech environment and collaborate across product and commercial