Kailyn W.

About Kailyn W.

Software Engineer with a passion for learning!

Experience

1. Senior Full Stack Engineer

   Uscis

   Sep 2025 — Present

   Led the modernization of a mission-critical government case management platform engineered to process 75 million cases per day, re-architecting the case creation pipeline from synchronous REST-based processing to an event-driven, asynchronous architecture using Kafka to meet high-throughput demands- Redesigned the platform\'s data retrieval layer, migrating from direct AWS RDS queries to OpenSearch-backed indexing to dramatically improve query performance and scalability across the case adjudication workflow- Developed and delivered a standalone API consumed by approximately 450 government agencies, providing secure, programmatic access to case information and enabling cross-agency interoperability at scale- Co-led the design and implementation of a centralized deployment orchestration suite managing ~80 frontend and backend services, streamlining CI/CD by requiring developers to specify only a Docker image and service name. Enforced environment-specific promotion gates with tiered PR approval workflows for external, pre-production, and production environments- Technologies: Java Spring, React (Micro-Frontends), GraphQL, Node.js, Kafka, OpenSearch, AWS (RDS, Lambda, S3, ECS, EKS), Terraform, Docker, Harness, Splunk, Flyway

Education

• University of South Carolina Upstate

  Bachelor's degree, Computer Science

  2018 — 2020

• Spartanburg Methodist College

  Associate of Science - AS, Computer Science

  2016 — 2018