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Hi, I'm Xavier (Weiyi) Zeng, a passionate software engineer currently working as a Software Engineer Co-Op at EllisDon Corporation. I specialize in full-stack development with a strong focus on enterprise financial management systems, automation, and data integration. I enjoy leveraging my expertise in SQL, IBM i development, and cloud technologies to build scalable solutions that improve business processes. With a solid academic background from the University of Western Ontario and hands-on experience in diverse projects ranging from AI-driven fitness apps to microservice cloud platforms, I'm eager to continue exploring innovative technologies and contribute to impactful software projects. I thrive in agile environments and love collaborating across teams to deliver high-quality software.…Hi, I'm Xavier (Weiyi) Zeng, a passionate software engineer currently working as a Software Engineer Co-Op at EllisDon Corporation. I specialize in full-stack development with a strong focus on enterprise financial management systems, automation, and data integration. I enjoy leveraging my expertise in SQL, IBM i development, and cloud technologies to build scalable solutions that improve business processes. With a solid academic background from the University of Western Ontario and hands-on experience in diverse projects ranging from AI-driven fitness apps to microservice cloud platforms, I'm eager to continue exploring innovative technologies and contribute to impactful software projects. I thrive in agile environments and love collaborating across teams to deliver high-quality software.

Xavier(Weiyi) Zeng

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Hi, I'm Xavier (Weiyi) Zeng, a passionate software engineer currently working as a Software Engineer Co-Op at EllisDon Corporation. I specialize in full-stack development with a strong focus on enterprise financial management systems, automation, and data integration. I enjoy leveraging my expertise in SQL, IBM i development, and cloud technologies to build scalable solutions that improve business processes. With a solid academic background from the University of Western Ontario and hands-on experience in diverse projects ranging from AI-driven fitness apps to microservice cloud platforms, I'm eager to continue exploring innovative technologies and contribute to impactful software projects. I thrive in agile environments and love collaborating across teams to deliver high-quality software.…Hi, I'm Xavier (Weiyi) Zeng, a passionate software engineer currently working as a Software Engineer Co-Op at EllisDon Corporation. I specialize in full-stack development with a strong focus on enterprise financial management systems, automation, and data integration. I enjoy leveraging my expertise in SQL, IBM i development, and cloud technologies to build scalable solutions that improve business processes. With a solid academic background from the University of Western Ontario and hands-on experience in diverse projects ranging from AI-driven fitness apps to microservice cloud platforms, I'm eager to continue exploring innovative technologies and contribute to impactful software projects. I thrive in agile environments and love collaborating across teams to deliver high-quality software.

Available to hire

Hi, I’m Xavier (Weiyi) Zeng, a passionate software engineer currently working as a Software Engineer Co-Op at EllisDon Corporation. I specialize in full-stack development with a strong focus on enterprise financial management systems, automation, and data integration. I enjoy leveraging my expertise in SQL, IBM i development, and cloud technologies to build scalable solutions that improve business processes.

With a solid academic background from the University of Western Ontario and hands-on experience in diverse projects ranging from AI-driven fitness apps to microservice cloud platforms, I’m eager to continue exploring innovative technologies and contribute to impactful software projects. I thrive in agile environments and love collaborating across teams to deliver high-quality software.

Skills

Experience Level

Intermediate

Intermediate

Intermediate

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Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Work Experience

Software QA Analyst Co-Op at EllisDon Corporation

May 1, 2025 - August 8, 2025

Performed manual and automated testing using Postman, TestRail, and Fortra Automate to ensure quality of EllisDon’s systems. Wrote and executed over 18 SQL queries for Db2 supporting various departments. Managed JIRA tickets ensuring timely issue resolution and smooth production promotions. Worked across Financial Management System environments contributing to web services, data fixes, and validation. Provided cross-functional training and documented procedures in Confluence.

Software Engineer Co-Op at EllisDon Corporation

May 1, 2025 - Present

Developed and maintained features in EllisDon’s in-house Financial Management System (FMS) on IBM i (AS400), integrating across multiple environments and web services. Assisted in Workday integration for finance data synchronization. Led data integration efforts to support U.S. market expansion including bank account reformatting and processing compliance. Built automated bots to streamline system maintenance and data monitoring, reducing manual maintenance. Implemented and optimized 20 advanced SQL queries for reporting, validation, and automation across departments.

QA Assistant Co-Op at Nortera

July 1, 2024 - August 8, 2025

Generated QA reports and digitized data enhancing traceability and insights across manufacturing production lines. Analyzed and structured performance data to support anomaly detection and process optimizations in the manufacturing sector.

Software Developer Intern at Guangzhou Fancy M&E Technology Co. Ltd.

September 1, 2023 - August 8, 2025

Engineered and optimized a C++ timer control system for air conditioners to simplify scheduling and reduce unit-level configuration complexity. Collaborated with a software team to implement an external power-based timer solution that cut maintenance and modification costs by 23%.