LANFANG ZHANG
Markham,ON
Summary
Senior Software Engineer specializing in backend systems, AWS cloud services, and full-stack deployment of internal platforms. Strong background in system design, secure data workflows, and delivering production-ready solutions.
Overview
5
5
years of professional experience
Work History
Senior Software Engineer / Team Lead
BMO Financial Group
Toronto, Canada
11.2023 - Current
- Designed system architecture for internal alert services, defining APIs, data models, service boundaries, and deployment patterns.
- Delivered full-stack implementations using AWS Lambda, ECS, DynamoDB, S3, API Gateway, CloudWatch, and CI/CD pipelines.
- Enhanced alert-history and user-information audit flows, improving traceability, filtering accuracy, and operational reliability.
- Developed backend services supporting alert template management, including versioning and publishing workflows.
- Served as the technical champion for OLBB and TPS alert-related business projects, ensuring correct system behavior and end-to-end data flows.
- Collaborated with the Kafka real-time delivery team to validate message structures and maintain correct system-to-delivery integration (did not own Kafka pipeline).
- Applied secure data-handling patterns including sensitivity classification, field masking, IAM-based access control, and compliant storage for PII/PCI data.
- Managed deployments, monitoring, and operational readiness for alert services.
Application Developer
BMO Financial Group
Toronto, Canada
02.2022 - 10.2023
- Built REST APIs for notification settings, entitlements, and OAuth2 authentication.
- Improved performance through caching, refactoring, and data-structure optimization.
- Modernized legacy components for stability, maintainability, and production readiness.
- Developed deployment automation and enhanced application logging and monitoring.
Software Developer I
Intuit
Edmonton, Canada
02.2021 - 09.2021
- Developed features using React, Redux, and Node.js.
- Implemented failure-handling logic using FMEA concepts.
- Resolved defects across UI and backend services.
Education
M.Eng. - Computer Engineering
University of Toronto
B.Sc. - Computing Science
University of Alberta
Skills
- Languages: Java, Nodejs, TypeScript, SQL
- Cloud: AWS (Lambda, DynamoDB, S3, SQS/SNS, API Gateway, CloudWatch, ECS)
- Backend: REST APIs, microservices, OAuth2
- DevOps: CI/CD pipelines, containerization, monitoring/logging
- Tools: Git, Splunk, Postman
Timeline
Senior Software Engineer / Team Lead
BMO Financial Group
11.2023 - Current
Application Developer
BMO Financial Group
02.2022 - 10.2023
Software Developer I
Intuit
02.2021 - 09.2021
M.Eng. - Computer Engineering
University of Toronto
B.Sc. - Computing Science
University of Alberta