Ryan A. Koval's Resume

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

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

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

React, MobX, MochaJS, Django, TailwindCSS, TRPC, Redux, Vue.js, Pug, Next.js, Remix, AngularJS, Play Framework, Spring, Hibernate

Docker, GitHub Actions, CircleCI, Playwright, Puppeteer, Jest, Terraform, Karma, sbt, Webpack, Ansible, Jenkins, Concourse CI, Vagrant

ChatGPT, Linux, Neovim, Vim, git, macOS, Bun, node.js, Grafana, Sublime Text, Stripe, OAuth, Markdown, NGINX, WordPress

Aug 2021 – present

Working primarily within the Guilded team after its acquisition, Ryan directly managed 6+ engineers by facilitating the RoGRO corporate review process and by providing radical candor to bolster the performance of his direct reports
As technical lead, he steered 7+ projects and product initiatives involving 40+ personnel across engineering, design, community, trust & safety, and beyond
He pioneered a ChatGPT integration that allowed for a multiplayer chat experience with the LLM, fueling AI adoption within the product.

Nov 2018 – Aug 2021

Ryan was integral to the original core engineering team that secured a $7M Series A funding in April 2020 and ultimately the $90M acquisition by Roblox in August 2021.
He spearheaded 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 elevate the product from effectively 0 to 110k+ DAU/0.9M+ MAU over 3 years
He directed 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 served as a versatile 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

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

Nov 2015 – Feb 2016

Ryan utilized his Scala experience to rapidly accelerate development of a complex eCommerce ordering solution for multiple high profile fast food and fast casual restaurants

Nov 2013 – Oct 2015

Ryan constructed core components for nearly all aspects of a multi-million dollar system prison telecommunication investigative tool
He was designated as an authority to navigate Scala-centric AWS data processing pipelines for a prominent agricultural enterprise

Aug 2011 – Oct 2013

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 captained front-end integration team of a classic Spring MVC implementation for a marketing tool used by an international marketing giant.

Sep 2015

Oct 2011