✦ Luna Orbit — Software Engineering

Senior Software Engineer - Backend

at Plaid

📍 Seattle, WA Hybrid Posted March 08, 2026
Type Full-Time
Experience senior
Exp. Years 5+ years
Education Not specified
Category Software Engineering

This role involves designing and maintaining high-performance backend services for a fintech company, focusing on scalability, reliability, and collaboration with product teams.

  • Build and maintain backend services
  • Collaborate with product teams
  • Write clean, maintainable code
  • Develop automated tests
  • Troubleshoot and resolve issues

The technical environment includes backend development with MySQL databases, microservices architecture, automated testing, and system design for scalable, reliable systems.

The ideal candidate is a senior software engineer with over 5 years of experience in backend development, specializing in relational databases like MySQL and microservices architecture. They possess strong coding, testing, and system design skills, with leadership and mentorship abilities.

5+ years of software engineering experienceExperience with MySQL or other relational databasesExperience working with microservicesExcellent codingtestingand system design skillsAbility to work with cross-functional teams
Experience with performance optimizationExperience with cloud platformsExperience with automated testing frameworks
MySQLRelational databasesMicroservices architecture
Senior Software EngineerMySQLMicroservicesSystem designAutomated testingBackend developmentCode qualityDebuggingPerformanceMentorship
MySQLMySQL (relational databases)MicroservicesPerformance optimizationBackend developmentSystem designCodingDebuggingAutomated testing
CollaborationLeadershipMentorshipCommunicationProblem-solvingTeamwork
Industry Fintech
Job Function Backend software engineering for scalable financial services
Senior Software EngineerBackendMySQLMicroservicesSystem designAutomated testsPerformanceCode qualityDebuggingMentorshipLeadershipSoftware engineeringRelational databasesScalabilityReliabilityAutomated testingBackend developmentPerformance optimization

Less than 5 years of experience, Lack of experience with relational databases or microservices, Inability to work independently or in a team

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