Software Engineer Senior

Chen Yang

Senior Software Engineer

ad5xrs@r.postjobfree.com +1-425-***-**** Bothell, WA

SUMMARY

- Over 10 years of experience building web & mobile applications in healthcare, education, real estate and e-commerce industries.

- Demonstrated expertise in full-stack development, especially in frontend development using React.js, React Native, JavaScript, TypeScript.

- Extensive experience in both startups and enterprises thriving in agile environments.

- Collaborated effectively with cross-functional teams and effectively communicate with colleagues. PROFESSIONAL EXPERIENCE

Teladoc Health, Senior Full Stack Engineer Apr 2022 – Apr 2024 Purchase, NY

•Led the end-to-end development of scalable web applications for Healthcare using React.js for the frontend, Node.js for the backend, and MongoDB for data storage, resulting in a 30% reduction in page load times and a 20% increase in user engagement.

•Implemented CI/CD pipelines with Jenkins and GitLab.

•Architected robust and maintainable full-stack solutions, leveraging modern JavaScript frameworks and libraries and Jest for unit and integration testing, resulting in a 25% decrease in bugs and issues reported by users.

•Integrated RESTful APIs and GraphQL endpoints to facilitate efficient data exchange between client and server, resulting in a 50% improvement in data retrieval and manipulation efficiency.

•Deployed applications to cloud platforms such as AWS and Microsoft Azure, utilizing services like AWS Lambda, S3, Firebase and Azure App Service for scalable and reliable hosting and storage solutions, reducing hosting costs by 15%.

•Managed project workflows and tasks using Jira, facilitating collaboration and communication within cross-functional teams.

•Conducted code reviews, provided technical guidance, and mentored junior developers on best practices and emerging technologies, resulting in improvement in code quality and adherence to coding standards within the team.

•Participated in Agile development methodologies, including sprint planning, daily stand-ups, and retrospectives.

Concentrix, Senior Front-end Engineer Nov 2016 – Mar 2022 Newark, CA

•Built out responsive web & mobile applications for Health care and eCommerce industries using React, React Native, AngularJS and other modern JavaScript frameworks, delivering intuitive user experiences and driving customer engagement.

•Architected and implemented scalable and maintainable front-end architectures, leveraging component-based design patterns and advanced routing techniques.

•Spearheaded the migration of legacy AngularJS applications to modern frameworks, such as React and Angular, enhancing performance, maintainability and productivity.

•Collaborated with designers and product managers to translate wireframes and mockups into high- fidelity user interfaces, following best practices for accessibility and responsive design.

•Implemented state management solutions, including Redux and Context API, to manage complex application states and improve performance.

•Followed a scrum-based development process and worked towards sharing the experience to make the process smooth and genuinely agile.

•Migrated JavaScript based codebase to Typescript one to eliminate errors along with increase consistency.

•Mentored junior developers by conducting code reviews and pair programming for better code quality and performance and fostering their professional growth. One Brick Tech, Software Engineer Aug 2014 – Oct 2016 Huntersville, NC

•Contributed to Healthcare System which helps providers, employers, and patients in the most direct way possible using PHP, MySQL, JavaScript.

•Leveraged PHP frameworks such as Laravel, CodeIgniter to streamline development and enhance functionality.

•Creating cross-browser compatible and standards-compliant CSS-based page layouts.

•Implemented authentication and authorization systems, user management features, and data validation mechanisms to ensure security and data integrity.

•Worked closely with clients to gather requirements, provide technical expertise, and deliver tailored solutions that met their business needs.

•Optimized website performance and scalability through code refactoring, database optimization, resulting in faster page load times and improved user experience. Sidebench, Software Developer Mar 2012 – Jul 2014 Santa Monica, CA

•Developed dynamic and interactive web pages using HTML, CSS, JavaScript, PHP for Health care and eCommerce industries.

•Implemented code to interact with APIs, Web Services using AJAX, JSON and XML.

•Implemented and designed user interface for web-based customer applications.

•Designed dynamic client-side JavaScript codes to build web forms and simulate processes for web applications, page navigation and form validation.

•Extensively used/modified jQuery to perform AJAX calls for creating interactive web pages on JSON response.

EDUCATION

San Diego State University,

Bachelor’s degree of Computer Science

2007 – 2011 San Diego, CA

SKILLS

React, ReactNative, JavaScript, TypeScript, Redux, Node.js, Express.js, Next.js, Redux, Angular, Vue.js, Tailwind CSS, GraphQL, AWS, Microsoft Azure, GCP, Firebase, SASS, MySQL, MongoDB, PostgreSQL, Git, SVN, Jenkins, Jest, Mocha, Chai, Jasmine, Cypress, PHP, C#

Contact this candidate