Faiz Mustansar
github.com/faizm10faizm.calinkedin.com/in/faizmustansarfaizmustansar10@gmail.com
Education
University of GuelphGuelph, Ontario
Bachelor of Computing (Honours), Computer ScienceExpected Dec 2027
- Cross-enrolled at University of Waterloo: Application Development, User Interface, Human-Computer Interaction
- Relevant coursework: Data Structures & Algorithms, OOP, Software Engineering, Systems Analysis & Design, Reliability & Testing
Experience
Software Developer InternToronto, Canada
TangerineMay 2026 to Aug 2026
- Designed and shipped a production Java Spring Boot microservice end-to-end, owning OpenAPI REST APIs, backend workflows, validation, testing, and deployment across multiple environments.
- Deployed and operated the service on GCP using Kubernetes, Helm, and CI/CD, debugging application and infrastructure issues across TQA and production.
- Built GCP Logging and automated alerting for unauthorized endpoint access, providing near-real-time detection and improving production observability for downstream engineering teams.
Software Engineer InternToronto, Canada
TD BankJan 2026 to Apr 2026
- Designed an AI-assisted modernization workflow for legacy Java 8 services, translating system architectures into structured migration plans for Spring Boot and Angular.
- Achieved 90%+ test coverage with JUnit and integration tests, validating edge cases and preventing regressions across migrated services.
Software Engineer InternToronto, Ontario
SertusMay 2025 to Jan 2026
- Owned a production customer-facing workflow system as the sole engineer, from requirements and architecture through implementation and deployment, reducing administrative work by 60%+.
- Shipped 5+ full-stack features using TypeScript, Node.js, React, and PostgreSQL, owning system design, data modeling, APIs, testing, and production debugging.
Projects
TransitFlow Transit Data Platform
GitHubPython, TypeScript, FastAPI, GTFS, Mapbox GL
- Built a data processing pipeline for 166 MB GTFS datasets and 900+ scheduled trips, transforming raw transit feeds into structured route, stop, schedule, and geospatial data.
- Designed a multi-city ingestion workflow to validate and normalize inconsistent source datasets, generating 8 optimized data artifacts in under 5 minutes.
- Built backend APIs and interactive simulation workflows over processed transit data, supporting 272 monthly active users and 3,100+ page views.
uoguelph.courses Co-Founder and Tech Lead
WebsiteTypeScript, Next.js, PostgreSQL, REST APIs
- Built and scaled a production full-stack platform from 0-to-1 to 6,000+ users, owning system design, backend architecture, product development, and production operations.
- Designed REST APIs and PostgreSQL data models, optimizing queries, indexes, and caching as the platform grew to 1,000+ new users/month.
Leadership
Tech Lead & OrganizerRemote
HackCanadaSept 2025 to Present
- Led 4 developers and owned architecture and delivery for 3 production products, supporting 700+ hackers, 200+ projects, and 10K+ website views.
- Architected and shipped full-stack judging and CTF systems, including custom judge-slotting logic, real-time rankings, and live operational dashboards.
- Owned systems through design, implementation, deployment, and live operations, rapidly debugging production issues and shipping improvements from real-user feedback.
Skills
- Languages and Frameworks
- Java, Python, Go, TypeScript, JavaScript, SQL, Spring Boot, FastAPI, Node.js, React, Next.js
- Backend & Data
- REST APIs, PostgreSQL, Microservices, Data Pipelines, Data Processing, Data Modeling, JUnit, Integration Testing
- Cloud & Infrastructure
- GCP, AWS, Kubernetes, Docker, Helm, Jenkins, CI/CD, Git, Observability, Monitoring, Debugging