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Ryan A. Koval

Software Engineering, Architecture & Management

ryan@ryankoval.com – https://ryankoval.com – https://github.com/rkoval

Programming Languages

JavaScript, Scala, Python, Java, Golang, bash, Lua, HTML5, CSS, Less, Sass

Infrastructure

Kubernetes, CloudFormation, AWS Lambda, Elastic Beanstalk, CloudFront, CloudWatch, ELB, IAM, VPC, WAF, SQS, SNS, EC2

Data Stores

PostgreSQL, Prometheus, Redis, MySQL, ElastiCache, RDS, S3, Cassandra, Hazelcast, Elasticsearch, MongoDB

Frameworks & Libraries

React, MobX, MochaJS, Django, Redux, Vue.js, Jest, Pug, Bootstrap, AngularJS, Play Framework, Spring, Hibernate

Automation

Docker, CircleCI, Puppeteer, Terraform, Karma, npm, sbt, Webpack, Ansible, Jenkins, Grunt, Bower, Concourse CI, Vagrant

Miscellaneous

Linux, Neovim, Vim, git, macOS, node.js, Grafana, Sublime Text 3, Stripe, Chrome Developer Tools, Markdown, NGINX, WordPress
Nov 2018 – present

Guilded (a Roblox subsidiary), Engineering Manager / Software Engineer

  • Ryan was a member of the original core engineering team responsible for the start-up's $7M Series A funding in April 2020 and ultimately the $90M acquisition by Roblox in August 2021.
  • He was a leader in recruitment and management helping grow the engineering team from 7 to 21+ people with less than 15% turnover over two years.
  • He employed growth engineering to grow the product from effectively 0 to 110k+ DAU/0.9M+ MAU over 3 years
  • He led many product and engineering initiatives from end-to-end, including gathering user requirements, collaborating with the UX design team, and shipping code to production
  • He worked as a full-stack engineer across web, desktop, mobile, backend, devops, CI/CD, cloud infrastructure, moderation/abuse, data stores, developer experience, and more
Feb 2016 – Oct 2018

LTK (formerly rewardStyle and LIKEtoKNOW.it), Senior Software Engineer

  • Ryan led front-end development for a self-service collaborations portal, where he managed an international team
  • He helped build two major versions of a screen-scraping infrastructure used to gather data from all influencers for a customer-facing recommendation algorithm and general internal business intelligence
  • He was involved in designing and implementing new core infrastructure patterns to push the organization from a two-week deploy cycle to rapid continuous delivery
  • He revived multiple legacy node.js analytics projects plagued with stability problems and general disrepair
  • He rewrote infrastructure configuration for another failing project in charge of syncing critical internal data throughout multiple systems
Nov 2015 – Feb 2016

Bottle Rocket Studios, Lead Engineer

  • Ryan utilized his Scala experience to rapidly speed up development of a complex eCommerce ordering solution
Nov 2013 – Oct 2015

Slalom Consulting, Consultant

  • Ryan developed components for nearly all aspects of a multi-million dollar system prison telecommunication investigative tool.
  • He was assigned as a senior lead to drive Scala development of a huge AWS data processing pipeline for an agricultural business giant
Aug 2011 – Oct 2013

Credera, Consultant

  • Ryan interacted with and developed for nearly all aspects of a multi-million dollar automotive eCommerce website, which contained over 50 technology integrations and spanned over both desktop & mobile platforms.
  • He led front-end integration team of a classic Spring MVC implementation for a marketing tool used by an international marketing giant.
Aug 2007 – Jun 2011

Southern Methodist University

  • Bachelor of Science, Computer Science (minor in Mathematics)