Drastically reduced rerenders on page load from 1000+ to <30 by profiling the app with React profiler and discovering a lack of re-render batching, which was solved with an upgrade of React to v18

Saved company >$6000 a month on Datadog cost by reducing indexed and ingested logs by more than 99%, as well as reducing RUM sessions by 90%

Played a pivotal role in setting up and refining Datadog monitors, empowering cross-functional teams to quickly identify areas of issue and assisting developers in efficiently identifying root causes for production issues

Mentored junior developer into becoming a mid level developer by teaching best practices and an attitude of learning

Fixed hydration errors from SSR by refactoring a common page to use query params instead of local state to conditionally render portions of the UI

Served as an Incident Commander, managing incidents and bringing critical issues into resolution by involving relevant engineers, reporting statuses, and leading After Action Reviews

Implemented API’s in Golang with the Gin framework, utilizing dependency injection to improve code testability

Wrote a complex MongoDB migration that aggregated data from multiple collections, conditionally updated certain fields of matched documents and merged them to a collection

Enforced separation of presentation from business logic in component design to maximize reusability of component code

Secured front end from XSS by sanitizing user inputted data

Increased accessibility by ensuring proper semantic html tags were used as well as adding aria-roles, labels, and hiding of

Integration tested application with React Testing Library, minimizing false positives/negatives by adhering to best practices of not

Implemented React components with the Render Props pattern instead of the HOC pattern for maintaining DRYness with better

Utilized hooks to abstract out reusable component logic and utility functions to facilitate component development

Typed variables and functions with Typescript to reduce type errors and improve development experience

Utilized React HOC’s to abstract business logic into a reusable component augmentor to promote DRYness

Integrated SASS mixins and variables to have a single source of style rules to increase developer styling/restyling productivity

Tested React and Redux code with Jest and Enzyme with both unit and integration testing to preserve functionality and reliability of app, and end-to-end tested applications with Selenium Webdriver to ensure data integrity and proper flow

Containerized front end applications in Docker to standardize runtime environment versions as well as leverage the simplicity of building and running multiple servers concurrently with Docker Compose to lessen chance of deployment issues

Utilized polyfills and cross-browser supported methods to create applications that were reliable across browsers including IE11

Configured Webpack to support hot reloading and minification to increase developer productivity and reduce bundle file size

Integrated Gzip to Nginx servers to dramatically reduce static asset sizes for much faster load times

Mentored junior developers through PR reviews to code with software design principles and best practices in mind

Incorporated memoization hooks and Reselect library to enhance application performance

Set up json-server mock api’s to minimize UI development dependencies on backend development