I am a Full Stack Developer with hands-on experience building web, mobile, and data-driven applications. I am recognized for my strong technical skills, clear communication, and collaborative approach to solving problems. I excel at translating business needs into practical solutions, leading project initiatives, and delivering high-quality results that drive user and business success. My background includes developing scalable applications, integrating secure authentication methods, optimizing user engagement, and implementing machine learning model enhancements. I work well cross-functionally with product managers, designers, and QA teams in Agile environments to ensure continuous delivery and rapid response to feedback.

Raye Chen

I am a Full Stack Developer with hands-on experience building web, mobile, and data-driven applications. I am recognized for my strong technical skills, clear communication, and collaborative approach to solving problems. I excel at translating business needs into practical solutions, leading project initiatives, and delivering high-quality results that drive user and business success. My background includes developing scalable applications, integrating secure authentication methods, optimizing user engagement, and implementing machine learning model enhancements. I work well cross-functionally with product managers, designers, and QA teams in Agile environments to ensure continuous delivery and rapid response to feedback.

Available to hire

I am a Full Stack Developer with hands-on experience building web, mobile, and data-driven applications. I am recognized for my strong technical skills, clear communication, and collaborative approach to solving problems. I excel at translating business needs into practical solutions, leading project initiatives, and delivering high-quality results that drive user and business success.

My background includes developing scalable applications, integrating secure authentication methods, optimizing user engagement, and implementing machine learning model enhancements. I work well cross-functionally with product managers, designers, and QA teams in Agile environments to ensure continuous delivery and rapid response to feedback.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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Language

Javanese
Advanced

Work Experience

Full-Stack Development Intern at WorkIPO
June 1, 2025 - Present
Developed a Manufacturing Execution System with a responsive React frontend, implemented and tested backend services using Flask and pytest, integrated with a PostgreSQL relational database.
Full-Stack Developer at SkillTree
January 1, 2025 - Present
Led backend development for SkillTree, a fitness progression app backend by the BlackStone Launchpad. Integrated backend APIs with AWS Cognito, MongoDB, and S3 for scalable and efficient data storage. Developed React Native frontend to create intuitive and visually appealing UI/UX.
Machine Learning Model Developer at Data Annotation Tech
September 30, 2024 - July 31, 2025
Improved decision tree and random forest regression models through data processing, feature selection algorithms, and mean squared error reduction, enhancing model efficiency by 8%. Tested and refined code to supervise training of large language models with focus on data analysis and visualization, JSON analysis, Maven build projects.
Backend Development Intern at Ace3
August 31, 2023 - July 31, 2025
Utilized the Oracle ATG API to automate the registration of 10,000 test users for an online store. Developed Python automation scripts to test server functionality and back-end Oracle SQL programs.
Full-Stack Developer at SkillTree
January 1, 2024 - Present
Designed and developed a scalable fitness progression application for over 10,000 users using React Native, Node.js, and AWS. Integrated AWS Cognito for secure authentication and managed user access. Engineered backend APIs with MongoDB and Amazon S3 for real-time data storage. Developed mobile UI featuring custom hooks, improving user retention by 30%. Collaborated in Agile teams to deliver new features rapidly. Optimized app load times by 40% using asynchronous flows and caching. Established CI/CD pipelines via GitHub Actions and AWS to automate testing, deployment, and version control, ensuring minimal downtime.
Machine Learning Model Developer at Data Annotation Tech
September 1, 2023 - August 6, 2025
Enhanced decision tree and random forest regression pipelines through advanced preprocessing and tuning, improving model accuracy by 8%. Developed testing frameworks for large language model training supervision and data analysis using Python. Automated model evaluation with custom scripts leveraging Matplotlib and Pandas for visualization. Collaborated with ML engineers and data scientists to integrate Maven build tools, ensuring reproducible model deployments across multi-stage environments.
Backend Development Intern at Ace3
February 1, 2022 - August 6, 2025
Designed automated onboarding scripts using Oracle ATG API and Python, significantly reducing QA manual workload by bulk registering 10,000+ test users. Developed backend testing tools and data validation processes with Python and Oracle SQL for robust system performance and transactional integrity. Integrated internal REST APIs to streamline account management and transactional workflows, reducing support ticket resolution time by 35%. Participated actively in Agile development, including code reviews and sprint planning.

Education

Bachelor’s Degree at Queen’s University
September 1, 2023 - July 31, 2025
Associate’s Degree at Santa Monica College
August 1, 2021 - June 30, 2023
Bachelor’s degree at Queen’s University
January 1, 2019 - January 1, 2023

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Manufacturing, Healthcare, Media & Entertainment, Education

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
See more