Brian Kasper
Software Engineer
Summary
Software Engineer with 5+ years of experience building scalable web applications and AI-powered features. Founding engineer for Coinbase Concierge Program supporting top 1% of users. Expertise in React, TypeScript, Node.js, and modern web technologies.
Experience
2 of 6 expanded • Tap to toggle
- •Founding engineer for the Coinbase Concierge Program, a team of dedicated account managers designed to support Coinbase's top 1% of users
- •Iterated on initial MVP to deliver key product enhancements, such as Concierge Chat, which was called out by the CEO for having an extremely high satisfaction rating
- •Scaled program to 100k+ total users, driving $1B+ in product adoption
JavaScriptReact.jsTypeScriptNode.jsCSS
- •Founding engineer for the Coinbase Concierge Program, a team of dedicated account managers designed to support Coinbase's top 1% of users
- •Iterated on initial MVP to deliver key product enhancements, such as Concierge Chat, which was called out by the CEO for having an extremely high satisfaction rating
- •Scaled program to 100k+ total users, driving $1B+ in product adoption
JavaScriptReact.jsTypeScriptNode.jsCSS
- •Stood up the company's first in-house LLM and centralized LLM API service, enabling application teams to build AI features for 50,000+ daily users
- •Architected and oversaw the development of multiple new micro-frontends, driving $200M+ in annual revenue, utilizing Next.js, React, and Kubernetes
- •Modernized the testing infrastructure by migrating to Playwright, resulting in a 30% faster execution time and improved reliability
JavaScriptReact.jsTypeScriptNode.jsCSS
- •Stood up the company's first in-house LLM and centralized LLM API service, enabling application teams to build AI features for 50,000+ daily users
- •Architected and oversaw the development of multiple new micro-frontends, driving $200M+ in annual revenue, utilizing Next.js, React, and Kubernetes
- •Modernized the testing infrastructure by migrating to Playwright, resulting in a 30% faster execution time and improved reliability
JavaScriptReact.jsTypeScriptNode.jsCSS
- •Developed a library of pure, framework-agnostic web components, forming the foundation for Mediaocean's first internal design system
- •Drove library adoption and eliminated UI fragmentation across the company's product portfolio, aiding in the successful acquisition of Lumina, a global media planning tool
- •Optimized library performance and bundle size, ensuring that the design system met strict Core Web Vitals and Accessibility (WCAG 2.1) standards
JavaScriptReact.jsTypeScriptNode.jsCSS
- •Developed a library of pure, framework-agnostic web components, forming the foundation for Mediaocean's first internal design system
- •Drove library adoption and eliminated UI fragmentation across the company's product portfolio, aiding in the successful acquisition of Lumina, a global media planning tool
- •Optimized library performance and bundle size, ensuring that the design system met strict Core Web Vitals and Accessibility (WCAG 2.1) standards
- •Built an extensive testing suite with 200+ Jest unit tests and 800+ Puppeteer E2E tests
JavaScriptReact.jsTypeScriptNode.jsCSS
- •Engineered and enforced critical security protocols to safeguard the company's $500B+ global asset portfolio
- •Drafted new incident response strategies through post-mortem analysis using Splunk, SQL, and Python
JavaScriptPythonBash
- •Engineered and enforced critical security protocols to safeguard the company's $500B+ global asset portfolio
- •Drafted new incident response strategies through post-mortem analysis using Splunk, SQL, and Python
JavaScriptPythonBash
- •Helped migrate consumer-facing website to a new, modern architecture, reduced initial load time by 60% (3.3s to 1.4s)
- •Implemented server-side rendering and static asset compression using Express.js
JavaScriptAngularJSNode.jsHTMLCSS
- •Helped migrate consumer-facing website to a new, modern architecture, reduced initial load time by 60% (3.3s to 1.4s)
- •Implemented server-side rendering and static asset compression using Express.js
JavaScriptAngularJSNode.jsHTMLCSS
- •Developed a proprietary web application with AngularJS used by project managers to automate release documentation
- •Iterated on MVP and built custom integrations to enable real-time synchronization with Outlook, JIRA, and Confluence
JavaScriptAngularJSNode.jsHTMLCSS
- •Developed a proprietary web application with AngularJS used by project managers to automate release documentation
- •Iterated on MVP and built custom integrations to enable real-time synchronization with Outlook, JIRA, and Confluence
JavaScriptAngularJSNode.jsHTMLCSS
Skills
Frontend
JavaScriptReact.jsTypeScriptCSSHTML
Backend
Node.jsPythonREST APIsGraphQL
Cloud & DevOps
KubernetesDockerAWSCI/CD
Tools
GitJestPlaywrightPuppeteerSplunk
Education
Bachelor of Science - BS, Computer Science | Dual Minor, Cybersecurity and Mathematics
Penn State University • 2017 - 2021