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I'm a senior frontend engineer who builds scalable React applications and leads complex migrations. I specialize in architecting robust frontend systems, delivering revenue-critical features, and mentoring other engineers to raise the team's bar. Over 7+ years across SaaS, government, and utility projects, I've steered Backbone.js to React migrations, extended design systems, and pushed for accessible, internationalized experiences. I'm based in Thailand and open to remote roles across the US/APAC time zones.…I'm a senior frontend engineer who builds scalable React applications and leads complex migrations. I specialize in architecting robust frontend systems, delivering revenue-critical features, and mentoring other engineers to raise the team's bar. Over 7+ years across SaaS, government, and utility projects, I've steered Backbone.js to React migrations, extended design systems, and pushed for accessible, internationalized experiences. I'm based in Thailand and open to remote roles across the US/APAC time zones.

Jordan Leslie

Front-End Developer, Back-End Developer, Full Stack Developer, +2

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I'm a senior frontend engineer who builds scalable React applications and leads complex migrations. I specialize in architecting robust frontend systems, delivering revenue-critical features, and mentoring other engineers to raise the team's bar. Over 7+ years across SaaS, government, and utility projects, I've steered Backbone.js to React migrations, extended design systems, and pushed for accessible, internationalized experiences. I'm based in Thailand and open to remote roles across the US/APAC time zones.…I'm a senior frontend engineer who builds scalable React applications and leads complex migrations. I specialize in architecting robust frontend systems, delivering revenue-critical features, and mentoring other engineers to raise the team's bar. Over 7+ years across SaaS, government, and utility projects, I've steered Backbone.js to React migrations, extended design systems, and pushed for accessible, internationalized experiences. I'm based in Thailand and open to remote roles across the US/APAC time zones.

Available to hire

I’m a senior frontend engineer who builds scalable React applications and leads complex migrations. I specialize in architecting robust frontend systems, delivering revenue-critical features, and mentoring other engineers to raise the team’s bar.

Over 7+ years across SaaS, government, and utility projects, I’ve steered Backbone.js to React migrations, extended design systems, and pushed for accessible, internationalized experiences. I’m based in Thailand and open to remote roles across the US/APAC time zones.

Skills

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Expert

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Work Experience

Software Engineer at Klaviyo

June 1, 2022 - November 1, 2024

Lead frontend engineer on the integrations team responsible for 30+ ecommerce platform integrations serving 150,000+ merchants. Architected Backbone.js to React migration and designed the PUTTY template system, reducing a 12-month project timeline to 6 months. Defined core architecture for OAuth-based integrations using React Hook Form and React Query with custom async state management to support multi-step flows, external redirects, and caching. Extended the design system and built edge-case components to support large partners. Led internationalization efforts across legacy and new codebases. Mentored junior engineers and handled cross-team bug resolution; contributed to full-stack work in PHP and Django monoliths when necessary. Managed production incidents requiring cross-service debugging.

Front-End Engineer at San Antonio Water System (Contract)

November 1, 2020 - June 1, 2022

Sole frontend engineer building a B2B customer portal for commercial water accounts. Architected the frontend from scratch, implementing Redux Toolkit state management for real-time data from 15+ microservices. Made routing, error handling, data fetching, and component structure decisions without frontend oversight. Delivered the application ahead of schedule, translating Figma designs into a responsive UI with Styled Components.

Frontend Engineer at Accenture Federal Services

March 1, 2018 - October 1, 2020

Frontend engineer on the StudentLoans.gov redesign for a federal platform serving 40M+ borrowers. Built automated testing infrastructure using Selenium and Java, significantly improving regression test coverage. Developed accessible Angular components with TypeScript implementing WCAG 2.1 AA compliance for multi-step loan application forms. Worked in an Agile/Waterfall hybrid environment within a large federal contractor structure.

Software Engineer at Grok Interactive

June 1, 2017 - February 1, 2018

Selected from a Codeup bootcamp cohort as a junior engineer contributing to client projects. Built state management system for a dentist-client matching feature and availability calendar. Code remains in production. Rapidly expanded proficiency across React, React Native, ElectronJS, and Elixir; invited to tutor and later as instructor based on demonstrated performance.