Resume

Kenny Feierstein

Software Engineer | Full Stack | Cybersecurity & Infrastructure

Summary

SOFTWARE ENGINEER (FULL STACK) with 10+ years of experience designing, migrating, and maintaining production web systems with a strong focus on infrastructure security, microservices, access control, database integrity, secure system design, and operational pipelines. Hands-on experience managing Linux servers, cloud infrastructure (GCP; expanding to AWS), SQL and NoSQL databases, RESTful API integration, secure migrations, operational automation, and front-end design for modern and legacy websites.

Experience

Art Fair SourceBook

2025 - present

Software Engineer

Jacksonville, FL

  • Led full production server migration from legacy hosting to DigitalOcean, ensuring data integrity, service continuity, and improved security posture.
  • Implemented security best practices including least-privilege access, encrypted communications, and controlled network exposure.
  • Migrated MariaDB databases, ensuring accurate data transfer, access controls, and backup integrity.
  • Created a Docker container for local development, Git version control, and deployment.
  • Built marketing feature for premium customers and their events using Keap/Infusion pipeline and automated crons to cache recent events data.

Time4Learning

2021 - 2024

Software Engineer

Jacksonville, FL

  • Collaborated with academic course curriculum developers to create complex online interactive experiences for grade school students.
  • Optimized RESTful APIs for data retrieval, reducing response through query optimization and caching strategies.
  • Developed and maintained features while ensuring timely delivery and adherence to requirements outlined in Jira tickets.

XCEL Solutions

2014 - 2021

Software Engineer

Jacksonville, FL

  • Developed, launched, and updated course content using front-end, back-end, and server-side web development languages based on business requirements.
  • Devised and maintained a database of student information needed to complete course audits and ensure regulatory compliance for each state, facilitating continued sales in the most profitable locations.
  • Optimized and maintained dynamic email reporting system for client progress. Increased office efficiency by automating report generation and delivery that was originally done manually.

Education

UNF Logo

Bachelor of Science

Information Science (Computer Science Program)

University of North Florida | 2018

Certifications

CompTIA Security+ (SY0-701)

Skills

JavaScriptTypeScriptReactNode.jsRESTful APIsFull-Stack DevelopmentSystem DesignMicroservicesInfrastructureCloud (GCP)Linux Server AdministrationDockerDatabase ManagementPostgreSQLMongoDBSQLSecurity Best PracticesAccess Control (IAM)TLS / SSLAPI IntegrationCI/CD PipelinesAutomation (CRON / Scripting)