Senior Software Engineer

Western Union

hybridUSD 110,000 - 135,000 / year

Austin, TX, United States Posted Aug 7, 2026

About this role

Role Responsibilities

Architect and lead migration of legacy applications and middleware platforms to AWS-based microservices.
Design scalable, resilient, and highly available cloud solutions leveraging modern architectural patterns.
Define platform standards, reusable frameworks, and engineering best practices.
Lead the implementation of cloud-native persistence strategies using PostgreSQL, Aurora, DynamoDB, and other AWS data services.
Design and implement distributed caching solutions using Redis, Elasticache, and in-memory data grid technologies.
Drive API modernization and event-driven integration patterns leveraging Kafka and AWS messaging services.
Partner with Architects and Engineering Managers to define platform roadmaps and transformation strategies.
Mentor engineers and provide technical leadership across multiple teams.

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