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Jimmy Ly

Front End Developer

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Agoura Hills, United States
Joined May 15, 2025

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English
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Fluent
About
Seasoned Senior Full Stack Developer (Flask/Django + React/Vue) with over 10 years of experience designing, developing, and deploying high-performance web applications. Proficient in Python frameworks, including Flask and Django, for building scalable backend systems, RESTful APIs, and microservices. Extensive expertise in modern JavaScript ecosystems, leveraging Javascript/Typescript, React.js, and Vue.js to create dynamic, responsive, and user-centric front-end interfaces. Adept at integrating complex front-end and back-end architectures, optimizing application performance, and ensuring robust security practices. Skilled in agile methodologies, CI/CD pipelines, and cloud-based deployments, delivering maintainable and efficient codebases for diverse industries. Passionate about adopting emerging technologies to drive innovation and enhance user experiences.
Experience
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EbisusBay
May 2023 – Apr 2025
Remote
Senior Software Engineer (Django + React/Next)
● Enhanced and maintained the backend using Django while leading the frontend rewrite into React.js, integrating NFT, Dex, and GameFi features. Designed and implemented a robust backend API using Django REST framework to handle data models, user authentication, and transaction processing. ● Developed a responsive frontend with React.js and Next.js, incorporating Context API for state management, Web3 for blockchain interactions, and TailwindCSS for styling. Collaborated with QA and DevOps teams to ensure seamless integration and deployment, delivering a high-quality, scalable application. ● Implemented Atomic Design for Frontend: Introduced an atomic design methodology for the frontend using Storybook, creating a comprehensive UI library and design system built on Material UI. ● Developed user-friendly filtering functionalities that seamlessly interacted with Django backend APIs, significantly improving application performance and user experience through optimized data retrieval and rendering. ● Integrated blockchain smart contracts using Ethers.js and TypeChain on the frontend, while leveraging Web3.py for backend Ethereum interactions in Django, ensuring robust blockchain integration. ● Achieved 90% test coverage by writing comprehensive unit and E2E tests for both frontend (using Jest, Cypress) and backend (using pytest and Django testing tools), enhancing code reliability. ● Continuously enhanced both frontend and backend performance by implementing caching mechanisms and optimizing database queries in Django, and utilizing code splitting and lazy loading in Next.js. Led the transition from biweekly releases to a continuous delivery model, reducing time-to-market and improving deployment frequency. ● Participated in architectural design, defining integration points between Django and Next.js to handle complex blockchain processes efficiently.
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Netflix, Inc
Apr 2021 – May 2023
Las Gatos, CA
Senior Frontend Developer (React.js)
● Developed Ozark-UI, a supplier onboarding platform for Netflix using React, Context API, Hawkins- Netflix’s internal UI framework, Datagrid, Karbon for E2E testing, etc. ● Built the reusable components using Hawkins and provided descriptive documentation with the examples in the storybook. ● Troubleshot some important production bugs while working closely with customers and stakeholders, boosting the user experience to the next level. ● Boosted performance and code quality to the next level, and contributed to internationalization. ● Integrated RESTful APIs efficiently using Axios and managed global application state seamlessly through Context API and custom hooks. ● Collaborated closely with backend teams to define JSON contract structures and optimized data flow for high-volume supplier onboarding workflows. ● Refactored legacy codebase to modern React patterns, reducing tech debt and improving maintainability across multiple modules. ● Contributed to test automation by extending Karbon test suites and increasing coverage for critical components with unit and E2E tests. ● Built new reusable calligraphy components under atomic design pattern and pattern library components that interact with Contentful data.
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Parse Pay Inc
Jan 2019 – Mar 2021
Roseville, CA
Senior Software Developer (Django + Vue)
● Developed front-end website architecture and reusable UI components using Vue.js and PrimeVue, streamlining development and boosting team productivity. ● Built a web interface in Vue to perform CRUD operations on tasks involving large file uploads, enhancing a Django-based workflow pipeline's performance by 60%. ● Designed and implemented a credit-based payment system with premium plans, integrating Stripe API via Django views to securely handle online transactions. ● Translated wireframes into Vue components and designed a mobile-friendly UI, ensuring consistent cross-device user experiences. ● Refined front-end and back-end collaboration in a fast-paced environment by enforcing clean coding standards and Django best practices. ● Applied responsive design techniques using Vue and CSS frameworks to ensure seamless functionality across desktops, tablets, and mobile devices. ● Worked closely with UX designers and Django backend developers to integrate RESTful API endpoints into the frontend, delivering fluid and intuitive user experiences.
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