✦ Luna Orbit — Software Engineering

Staff Software Engineer - Rules Platform

at Wise

📍 Tallinn Hybrid Posted March 10, 2026
Type Not Specified
Experience senior
Exp. Years Not specified
Education Not specified
Category Software Engineering

This role involves leading the development and scaling of Wise’s rules platform, focusing on backend system architecture, performance, and collaboration with cross-functional teams.

  • Lead backend initiatives
  • Own core components and libraries
  • Design for scale and performance
  • Collaborate with stakeholders
  • Drive system architecture decisions

The technical environment includes backend development, system architecture, performance tuning, and scalable library design, with a focus on risk assessment systems.

The ideal candidate is a senior backend engineer with extensive experience in system architecture, performance optimization, and scalable software solutions. They possess strong leadership skills and can collaborate effectively across teams to drive complex initiatives.

Backend EngineeringSystem ArchitectureTechnical DesignPerformance OptimizationScalability
Risk AssessmentLibrariesShared ComponentsSystem Monitoring
None specified
Backend EngineeringSystem ArchitectureTechnical DesignPerformance OptimizationScalabilityRisk AssessmentLibrariesShared ComponentsSystem MonitoringCross-functional Collaboration
Backend EngineeringSystem ArchitectureTechnical DesignPerformance OptimizationScalabilityRisk AssessmentSoftware DevelopmentSystem MonitoringLibrariesShared Components
LeadershipCross-functional CollaborationStrategic PlanningTechnical CommunicationMentoringProblem-solving
Industry Fintech
Job Function Lead the development and scaling of the rules engine platform
Backend EngineerSystem ArchitectureTechnical DesignPerformance OptimizationScalabilityRisk AssessmentLibrariesShared ComponentsSystem MonitoringCross-functionalLeadershipMentoringStrategic PlanningSoftware DevelopmentMonitoringBackend Engineering

Lack of experience in backend system architecture, No leadership or mentoring experience, Unwillingness to work in Tallinn, Absence of scalable system design skills

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