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Nicholas Leytem
Staff Software Engineer specializing in high-throughput retail data systems
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About
Software engineer at a global public growth company since 2015, with experience owning a legacy Java ETL analytics application and helping design and launch a Kotlin/Java data sourcing platform for customer order data. Brings hands-on experience across React, Spring Boot, AWS/Kubernetes deployment, and multi-database architectures, including an inventive pseudo-graph implementation in DynamoDB to support flexible document matching.
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Key Strengths
- Ownership of legacy Java ETL systems
- Built and launched Kotlin/Java data sourcing product
- Strong product partnership for prioritization
- Full-stack contribution across Kotlin APIs and React UI
- Cloud-native deployment on Kubernetes with automated CI/CD
- Practical database design across Oracle, PostgreSQL, and DynamoDB
- Designed flexible document matching using pseudo-graph model in DynamoDB
- Balances flexibility and performance trade-offs in production systems
- Focus on internal efficiency and data accuracy improvements
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