✦ Luna Orbit — Software Engineering

Backend Engineer - Machine Learning and Data Engineering

at Wise

📍 Budapest Unknown Posted March 02, 2026
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Position Details

Type Not Specified
Experience mid
Exp. Years 5+ years
Education Not specified
Category Software Engineering

About this role

This role involves developing data engineering solutions for risk assessment and fraud detection, focusing on stream and batch processing within microservices architectures.

Key Responsibilities

  • Develop data pipelines
  • Integrate microservices
  • Optimize stream/batch workflows
  • Collaborate with data teams
  • Solve complex technical problems

Technical Overview

The environment includes Java 11+, Apache Spark, Flink, Kafka, microservices, and data processing pipelines for risk and fraud analysis.

Ideal Candidate

The ideal candidate is a senior backend engineer with over 5 years of experience in Java 11+, skilled in stream and batch processing with Apache Spark, Flink, and Kafka. They possess strong problem-solving skills and experience with distributed microservices architectures.

Must-Have Skills

Java 11+experience with batch or stream processingApache SparkFlinkKafkamicroservicessystem integration

Nice-to-Have Skills

UI developmentdata engineeringML/AI understanding

Tools & Platforms

Apache SparkFlinkKafkaGit

Required Skills

Java 11+Apache SparkFlinkKafkamicroservicessystem integrationdata processingstream processingbatch processingproblem-solving

Hard Skills

Java 11+JavaPythonApache SparkFlinkKafkamicroservicessystem integrationdata processingstream processingbatch processingproblem-solvingstakeholder management

Soft Skills

communicationproblem-solvingstakeholder managementcollaborationdecision-making

Industry & Role

Industry Fintech
Job Function Data engineering and backend development for risk and fraud systems

Keywords for Your Resume

Backend EngineerJava 11+Apache SparkFlinkKafkamicroservicessystem integrationstream processingbatch processingdata engineeringrisk assessmentsdistributed systemsPythonproblem-solvingstakeholder managementcollaboration

Deal Breakers

Lack of Java 11+ experience, No experience with Spark, Flink, or Kafka, No microservices experience, Unfamiliar with system integration patterns

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