
Joshua A
Full Stack Developer, Plaid and Stripe Integration Expert
Compétences

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Expérience professionnelle
Full Stack Engineer
Freelancer.com • Temps plein
Jul 2026 - Aug 2026 • 1 mo
Full Stack Engineer specializing in secure financial technology integrations, robust backend pipelines, and seamless user authentication systems. Key Achievements: • Designed and deployed end-to-end payment systems using Plaid Link, resulting in secure frontend bank linking and flawless backend token exchanges. • Successfully built automated ACH payment transfer networks and custom payment gateways, moving live capital smoothly through web applications. • Integrated robust third-party processing setups combining Plaid + Stripe to safely handle user identities, KYC compliance verification, and instant balance updates. • Configured real-time, fault-tolerant webhooks to track live transaction histories, assets, and liabilities for complex neobank and fintech platforms. • Managed full system migrations from isolated sandbox environments into live, compliant production infrastructure. • Wrote clean, documented JavaScript, React, and Node.js source code utilizing strict version control to ensure high-performance web applications.