Software Engineer, Fintech Startup

ambi.careers

full-time

Posted on: 9/7/2025

Origin: • 🇵🇹 Portugal

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Junior

About the role

Own the critical layer between Paynest's platform and clients, across onboarding, client setup, integration support, and product feedback.
Guide new clients through onboarding, integration setup, and technical activation.
Serve as the first technical point of contact for customer-facing questions or light issues.
Capture and relay product feedback, friction points, and feature requests to the Product team.
Collaborate with Customer Success and Account Management to ensure client satisfaction.
Contribute to technical documentation, onboarding flows, and internal tooling.
Act as a technical partner to Customer Success and Product teams, building trust and shaping the roadmap.

Technically sharp, with experience building or supporting B2B SaaS products (1–3 years).
Highly empathetic and client-oriented—you think in terms of solutions, not tickets.
Comfortable in both async and live client communication (calls, Loom, Slack, Notion, etc).
Process-driven and organized—you don’t let details slip through.
Ready to grow into a hybrid role (Solutions Engineering, Customer Success Engineering, or Product).
Nice to Have: Experience with API integrations, light scripting, and/or tools like Postman, Segment, Intercom.
Nice to Have: Exposure to fintech, expense management, payroll, or HR tools.
Nice to Have: Familiarity with debugging logs, frontend inspection, and internal tooling systems.