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Senior Backend Engineer (f/m/d)

WarsawFull-time2026-09-26 → 2026-10-15
On-site

Core

Lead backend development for a Finance AI platform serving Europe's mid-sized businesses, automating card issuing, invoice management, and expenses.

Role type

Senior Backend Engineer

Builds

Finance AI platform features for mid-sized businesses

Domain

Fintech / Financial Services

Deliverable

production ML models

Required skills

Java, Spring framework, Microservices, Message queues, REST API design, Unit testing, Integration testing

Preferred skills

Pragmatic engineering, Delivery focus, Collaborative communication, Inquisitive mindset, Team collaboration

Technologies

Java, Spring, Microservices, Message queues, REST

Responsibilities

Lead application development aligning with product requirements; Collaborate with PMs and designers on project vision and UI/UX insights; Partner with frontend engineers on API definitions and integration; Write unit and end-to-end tests; Monitor performance and devise rollout strategies for new features

Seniority

Senior, hands-on IC