Qilei Zhang

Lecturer (Equivalent to Asst. Prof. Rank in USA) in Central Queensland University, Australia. Interested in data science, machine learning, transportation and aviation.

My Work Experience

Frontier Airlines (F9)
Intern of Route Planning

Dates: 06/2023 - 09/2023

Location: Denver, Colorado

Responsibilities:
  • Data-driven Model Forecast: Developed a Pytorch based neural network model on Azure Databricks to analyze Frontier's current and potential markets through strategic route planning, incorporating DOT industry data and other relevant sources to support airline planning processes.
  • Industry Analysis: Prepared and presented detailed airline performance metrics, aiding data-driven decision-making within the company. Maintained and reviewed airline schedules while ensuring the completion of planning checklists, promoting adherence to both company and industry standards.
  • Causal Inference Analysis: Utilizing Regression Discontinuity Design and radius matching based on Mahalanobis Distance, applied propensity score matching techniques to evaluate the causal effects of treatments on metrics changes. This rigorous analysis significantly enriched the airline's understanding of various treatment impacts.
Technology Used:

RNN model, Attention Model, Azure Databricks, Random Forecast, Excel

Headquartered in Denver, Colorado, Frontier operate more than 100 A320 family aircraft and have the largest A320neo fleet in the Americas, serving approximately 120 destinations in the U.S., Caribbean, Mexico and Central America The use of these aircraft, Frontier's seating configuration, and weight-saving initiatives have all contributed to the airline's average of 43 percent fuel savings compared to other U.S. airlines (fuel savings is based on Frontier Airlines' 2019 fuel consumption per seat-mile compared to the weighted average of major U.S. airlines), which makes Frontier the most fuel-efficient U.S. airline.

International Civil Aviation Organization (ICAO)
Intern of Air Navigation Bureau

Dates: 02/2019 - 08/2019

Location: Montréal, Canada

Responsibilities:
  • Streamlined Project Operations: Designed a standardized workflow, resulting in improved project coordination and increased efficiency in information management. Contributed to the development of recommendations for project plans, peer review reports and project documents.
  • Improved Project Visibility: Developed and implemented an internal website using MS SharePoint, enabling easy access and organization of project information. Created performance assessment dashboards to compile and present project data effectively.
  • Strengthened Project Delivery: Provided support in preparing for the Bangkok Aeronautical Information Management workshop, resulting in successful data visualization monitoring and tracking for the project.
Technology Used:

MS SharePoint, Asana, Project Management

The International Civil Aviation Organization is a specialized agency of the United Nations that coordinates the principles and techniques of international air navigation, and fosters the planning and development of international air transport to ensure safe and orderly growth. The Air Navigation Bureau manages the Safety and Air Navigation Capacity and Efficiency strategies of ICAO in a partnership with aviation stakeholders.

Shanghai RTShield Information Technology Co., Ltd.
Intern

Dates: 07/2018 - 08/2018

Location: Shanghai, China

Responsibilities:
  • Progressive Framework Proficiency: Acquired expertise in Vue.js, a forward-thinking JavaScript framework, enabling dynamic user interface design and single-page application development for more effective and interactive user experiences.
  • Front-End Design Contribution: Participated in front-end design and webpage construction for company products, utilizing HTML, CSS, and JavaScript technologies to ensure seamless user navigation and optimize user experience across different products and platforms.
  • Webpage Enhancement: Implemented a paging functionality in the secondary interface of the company's website, thereby improving data accessibility, enhancing user navigation, and providing a more manageable way to display large sets of data.
Technology Used:

HTML, CSS, Vue.js

Shanghai RTShield Information Technology Co., Ltd. is an information security company with a Red Team DNA. The company's core team has over ten years of national-level Advanced Persistent Threat (APT) combat experience and has provided customized Red Team drill services and emergency threat response services to top clients across multiple industries, earning high praise from the customers. Combining years of offense and defense experience with big data analysis technology, the company has independently developed a threat hunting system against APT attacks. This system provides clients from various industries with an integrated deep defense system against APT attacks, incorporating "detection, tracking, aggregation, and expulsion," thus serving as an optimal complement to the customer's existing defense systems.

Xiamen Airlines (MF)
Intern of Tianjin Operation Department

Dates: 07/2016 - 08/2016

Location: Tianjin, China

Responsibilities:
  • Assistance in Flight Dispatch: Efficiently extracted, organized, and reviewed Preflight Information Bulletins (PIBs), issued accurate Flight Releases. Proactively monitored meteorological updates and aircraft position reports. Acquired proficiency in using the aircraft operating control system, honing skills through participation in Flight Operations Control (FOC) emergency drills and video conferences.
  • Customer Service Expertise: Delivered exceptional service and schedule advice to customers at airport counters, consistently demonstrating expertise in the business aspect of flight operations.
Technology Used:

Flight Dispatch

Xiamen Airlines operates more than 320 domestic and international routes from Xiamen Gaoqi International Airport, Beijing Daxing International Airport, Fuzhou Changle International Airport and Hangzhou Xiaoshan International Airport, with 3,500 to 4,000 flights per week and carries nearly 25 million passengers per year. Xiamen Airlines' logo is "A Heron Flying High", a well-known trademark in China, and its frequent flyer program is the Xiamen Airlines White Egret Frequent Flyer Program. The airline features in-flight announcements in Mandarin and English, but also in Minnan, which are broadcast by Xia Hui, a former broadcaster for the Central People's Radio station and Xiamen Broadcasting Company.