Erik Nelson

Senior Software Engineer

Cleveland, Ohio, US

Purdue University
B.S. Management

Programming Languages:
- Kotlin
- JavaScript
- Ruby
- Java
Frameworks/Libraries:
- React
- Serverless Framework
- Ruby on Rails
- Spring Boot
Areas of Interest:
- Containers
- Cloud
- Infrastructure Automation
- Serverless

Developed GraphQL and REST services to enable new platform features
Launched research dataset for 3D spaces in partnership with Facebook
Enhanced billing system integration, including implementing asynchronous updates
Implemented OAuth 2.0 authorization layer to enable integrations with third parties

Developed REST APIs backing consumer and administrative frontends using Kotlin and Spring Boot
Enhanced Admin UI built with React and TypeScript
Performed deployments to production and non-production environments
Enhanced CI/CD pipelines using CircleCI

Developed greenfield identity verification application using React, AWS Lambda, Ruby and MySQL
Modernized developer environments using Docker & Docker Compose
Implemented CI pipelines on GitLab utilizing advanced patterns such as parallel tasks
Maintained and enhanced existing Ruby on Rails applications
Provisioned and configured AWS resources including networking, VPCs and API Gateway
Automated infrastructure tasks using Terraform, CloudFormation and Ansible

Developed REST API services using Java 8, Play Framework and PostgreSQL
Refactored legacy code to be asynchronous to increase throughput of services
Packaged and deployed applications using Docker and AWS Elastic Beanstalk
Wrote client libraries for consuming third-party HTTP services using Kotlin and OkHttp
Implemented per-customer workflows using a JavaScript DSL

Developed REST microservices for consumption by Kroger.com and the Kroger mobile app
Piloted Kotlin for microservices development and evangelized within the organization
Developed data ingestion and processing pipeline using Kafka, Neo4j and Spring Boot services
Built custom Gradle and Spring plugins in order to improve code quality and performance monitoring
Implemented and maintained CI pipelines in on-premise GitLab environment
Participated in on-call rotation, utilizing tools including APM and log aggregation to diagnose production issues
Scripted push-button deploys of Docker images to Pivotal Cloud Foundry

Developed web portal and authentication/authorization systems for SaaS ERP application
Rewrote legacy Struts web application using Java 7, Apache Wicket and Spring Core
Transitioned team from SVN to Git for source code management, including instructional sessions on Git usage
Enhanced developer environments using Vagrant and Chef
Setup and maintained Linux server for team development tools using kvm and libvirt for virtualized hosts
Provisioned Jenkins server and implemented CI pipelines for the team