Peter Chang Email & Phone Number

Carrollton, Tx, Us

Carrollton, Tx, Us

Teaneck, New Jersey, Us

Application Development and Management

Teaneck, New Jersey, Us

•Led the full-stack development of three key web applications using Java, JavaScript, and Node.js, resulting in a 15% increase in user engagement and a 10% reduction in page load times. This involved designing, developing, and deploying solutions across the entire stack• Delivered 15 major features, resulting in a 20% improvement in system performance and leading to a 12% increase in positive customer feedback ratings• Designed and implemented dynamic front-end components using AngularJS, resulting in a more intuitive user interface. This reduced user error by 10% and improved overall user satisfaction• Successfully integrated front-end components with back-end services, resulting in a 15% reduction in application errors and improving overall system stability.• Optimized database queries using SQL, MySQL, and PostgreSQL, resulting in a 25% reduction in average query response times and improved database performance• Successfully deployed and scaled applications on AWS, leveraging Amazon S3 for secure storage and backups. This ensured high availability and reduced downtime by 10%.• Proactively monitored system performance using Amazon CloudWatch, identifying and resolving 8 critical issues that prevented a potential system failure.• Improved incident management procedures within ServiceNow, resulting in a 15% reduction in average incident resolution time and 99.9% system uptime.• Collaborated effectively with cross-functional teams using Agile Methodologies, contributing to the on-time and within-budget delivery• Managed over 50 monthly access requests using SailPoint IdentityIQ, maintaining 100% compliance with company security policies, improving efficiency by streamlining request processing•Conducted system testing and implemented kaizens to address critical issues and improve system functionality.

Seattle, Wa, Us

• Served an average of 2500 customers daily in a fast-paced environment, maintaining a high level of customer satisfaction, as evidenced by 62% customer satisfaction rating.•Memorized all menu items to provide tailored food and drink recommendations to customers.•Trained new team members in operational procedures, ensuring they adhered to company standards.•Modeled proper work duties to help new employees adapt to team-based and independent tasks effectively.•Restocked inventory to maintain product availability and prepared the store for efficient daily operations.•Cleaned and maintained the store to create a welcoming environment and ensure a positive customer experience.•Demonstrated strong time management skills to meet high customer demands during peak hours.•Applied sales techniques by upselling and recommending seasonal and promotional items.•Contributed to retail operations by processing transactions accurately and ensuring an organized workspace.

London, Gb

•Delivered an Excess of Loss Tower visualization for catastrophe reinsurance models data accessibility for stakeholders.• Led a team of data scientists to optimize Rcpp functions, resulting in a 30% reduction in compilation time, which improved project workflow efficiency.• Managed the code workspace on GitHub for version control and refactoring, improving code quality by reducing bugs reported by 15%.• Successfully organized the schedules for a team of seven, ensuring project deadlines were met within a demanding weekly schedule.