Stuart Yang

About

A seasoned Full-Stack Developer with expertise in building scalable web and fintech solutions. Specializes in using React, Node.js, Next.js, and Django. Proficient in blockchain technologies such as Ethereum and Solana, with a strong focus on the e-commerce and fintech sectors. Experienced in optimizing web performance and integrating various payment solutions. Over 10 years of experience developing scalable applications across various industries, including e-commerce, fintech, and blockchain.

Experience

• Full Stack Engineer · Clutch2023-05-01 –

  Began offering custom web development and blockchain solutions for a wide range of European clients in industries like e-commerce, fintech, and blockchain. Successfully collaborated with company and developing scalable, high-performance web applications using React, Next.js, Node.js. Optimized website performance, reducing load times by 30% and improving API response speeds, resulting in enhanced user experiences and conversions. Developed secure blockchain applications, including smart contracts on the Ethereum and Solana networks, specifically for the crypto and fintech sectors.

• Back End Developer · HTEC2022-05-01 – 2023-04-01

  Developed and maintained scalable API systems for Health, an online health retailer serving customers across Europe. Improved the website’s backend performance by optimizing server responses, which resulted in 40% faster load times and more reliable systems during peak traffic. Built and integrated real-time product recommendation engines, enhancing user engagement and increasing conversion rates. Worked closely with the frontend team to ensure seamless integration of e-commerce features using Django and MongoDB.

• Full Stack Developer · Monzo2020-08-01 – 2021-05-01

  Built and optimized backend services for Monzo, a mobile banking app serving over 5 million users in the UK and Europe. Focused on developing secure, high-performance APIs for payments and financial transactions, ensuring fast and reliable processing. Reduced data processing time by 30%, improving the efficiency of banking services and enhancing user satisfaction. Integrated Stripe, PayPal, Shopify, and other European payment solutions, providing seamless transaction processing for e-commerce clients.

• Software Developer · Balt2019-09-01 – 2020-03-01

  Built and maintained microservices for Vinted, a major European marketplace, which included improving transaction speed and system scalability. Enhanced the platform's search functionality and user recommendation system using Node.js and React, improving both user experience and retention. Reduced platform load times by 25%, improving performance on both mobile and desktop versions of the website. Integrated payment platforms like PayPal and Stripe, and implemented cloud hosting solutions through Google Cloud for secure, scalable service.

• Senior Full Stack Developer · USEPA2022-02-01 – 2024-11-01

  Improved application performance and reduced server costs. Optimized server-side processes, implemented caching strategies, and refactored code using JavaScript (React, Next.js), Node.js, MongoDB, Redis, and AWS.

• Full Stack Developer · Panic2021-03-01 – 2021-12-01

  Addressed downtime and database issues. Implemented scheduled database jobs, improved system architecture, and optimized database queries using ASP.NET, Vue.js, SQL Server, Redis, and Docker.

• Personal Portfolio Generator · Personal Capital2019-01-01 – 2020-12-01

  Developed a Next.js-powered portfolio generator and a scalable eCommerce platform using the MERN stack.

• Software Engineer · ByteSoft Solutions2013-11-01 – 2015-01-01

  Designed secure authentication flows, optimized database queries, and implemented RESTful APIs. Reduced data processing time by 50% using Laravel, Vue.js, PostgreSQL, and AWS Lambda.

Education

• PluralsightBachelor's degree, Computer Software Engineering
• Carleton UniversityBachelor's degree, Computer Science

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