Senior Senior Software Engineer - Backend (all genders)
Core
Design and build resilient backend services, core platform applications, and high-throughput integrations for Europe's top e-commerce brands.
Role type
Senior IC backend software engineer
Builds
Scalable APIs, seamless data transfer, and platform ecosystem components
Domain
E-commerce / Backend Engineering
Deliverable
production ML models | product features
Required skills
Modern JVM languages (Kotlin/Java, JDK 21+), Python (3.11+), REST API design, OpenAPI, Relational databases (PostgreSQL, MySQL), NoSQL databases (DynamoDB, MongoDB), Testing frameworks (JUnit 5, pytest, E2E automation)
Preferred skills
Spring Boot, Django, Flask, System architecture evolution
Technologies
Kotlin, Java, Python, Spring Boot, Django, Flask, PostgreSQL, MySQL, DynamoDB, MongoDB, JUnit 5, pytest
Responsibilities
Architect and build clean, scalable backend services and platform apps; Partner across Product, Frontend, and Platform teams to translate business challenges into robust APIs; Address technical challenges to improve system resilience and performance; Own features from concept to production with comprehensive testing; Evolve service architecture and define system boundaries