Robert Smieja

Polyglot Full-stack Software Engineer

Technologies

Programming Languages
In order of experience/proficiency:
  • TypeScript/JavaScript
  • Java
  • Groovy
  • Kotlin
  • Python
  • Golang
  • SQL
  • Powershell
  • POSIX Shell/Bash
  • C#
  • Perl
  • Ruby
  • C/C++
  • Scala
Clouds
  • AWS
  • GCP
  • Azure
Databases
  • Amazon DynamoDB
  • DB2 (LUW)
  • PostgreSQL
  • Snowflake
Frameworks/Libraries/Software
  • Docker
  • Kubernetes
  • React
  • NextJS
  • Gatsby.js
  • Kafka
  • Ansible
  • Puppet
  • Gradle
  • Grails
  • JavaEE
  • Spring MVC 5
  • Spring Data 5
Operating Systems
  • Windows
  • Mac OS X
  • / Linux (RHEL/Ubuntu)

DevOps

  • Ansible
  • Docker
  • Puppet

Experience

Quattr, Remote - Palo Alto, CA, August 2021 - Present

Principal Full-Stack Engineer

  • Led Full-Stack Chapter to improve code quality by promoting best practices and cross-team cooperation.
  • Contributed to rules engine design to enable customers to categorize search intents
  • Achieved a 15% reduction in AWS Cloud costs by deleting and compressing objects in S3 buckets
  • Created e-mail based secure password-less login system for Test Drive demos

Hitachi Vantara, Waltham, MA, July 2019 - August 2021

Senior Full Stack Engineer

  • Drove design and implemented rewrite of internal product development platform, leveraging Kubernetes and open-source technologies to target both Software-as-a-Service and Software Appliances use cases.
  • Implemented brand new UI written in React/TypeScript for an internal administrative UI for Hitachi Vantara products.
  • Simplified management of development lab management by introducing Ansible.
  • Improved accessibility and quality of internal product development platform documentation website by introducing Docusaurus for other Hitachi developers.

Vantiv/WorldPay, Lowell, MA, May 2015 - July 2019

Senior Software Engineer

  • Upgraded internal Grails application for configuration management from Grails 1.X to 2.X
  • Implemented changes in development and production infrastructure automation in Puppet as a Automation/DevOps engineer.
  • Led teams in company-wide and office-wide hackathons as Team Captain with 1 victory
  • Led a team of 4 junior engineers in an integration with AmazonPay as its first external client; drove the design and mentored the team in the implementation.
  • Implemented Operations UI Dispute engine as part of Visa Claims Resolution overhaul
  • Converted large Java codebase of 1 million+ lines from Ant to Gradle to reduce build times by ~15%

Litle & Co, Lowell, MA, May 2013 - August 2013, May 2014 - August 2014

Software Engineer Intern

  • Implemented features in production in a large Java code base with a team of interns and co-ops using pair programming.
  • Added batch transaction processing to C# XML SDK
  • Implemented improvements and features in customer facing UI, using Spring MVC
  • Implemented enhancements to internal configuration web application written in Grails

Profile

Innovative problem solver. Life long learner, who is constantly on the lookout for new technology, to find new solutions to problems.

Education

Worcester Polytechnic Institute, Worcester, MA
Bachelor of Science, Double Major in Computer Science & Interactive Media and Game Development, May 2015
Received
WPI Presidential Merit Scholarship, 2011 – 2015
© 2026, Robert Smieja