Full Stack Engineer – AI Neobank App (Remote, Portugal)

About the role

We are looking for a product‑mindful Full Stack Engineer to help build BJAK’s AI‑driven Neobank application. The role spans frontend, backend, internal tools and customer journeys, allowing you to turn ideas into working products quickly while working remotely from Portugal.

Key responsibilities

• Design and deliver end‑to‑end customer‑facing and internal product features.
• Develop web flows, backend APIs, admin dashboards and operational systems.
• Support a suite of financial services including insurance, payments, savings, investing and travel.
• Collaborate with product, design, mobile and operations teams to launch features rapidly.
• Integrate third‑party APIs, manage data flows and enhance production reliability.
• Use analytics, user feedback and production metrics to iterate on features post‑launch.
• Build tools that automate manual processes and increase business speed.

Required profile

• 3+ years of full‑stack software engineering experience.
• Strong fundamentals in both frontend and backend development.
• Hands‑on experience with modern web frameworks, APIs, databases and production‑grade systems.
• Ability to ship useful products quickly without fully defined specifications.
• Good product sense, UX awareness and meticulous attention to detail.
• Comfortable debugging across the entire stack.
• Fintech, insurtech, marketplace or high‑volume consumer app experience is a strong plus.

Required skills

What we offer

• Remote work with a globally distributed team.
• Opportunity to shape next‑generation financial products.
• Collaborative environment that values passion over hours.