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I am Crystal Hansen, a Full-Stack Developer with 18+ years of experience building scalable web applications, APIs, and data-driven systems using Angular, React, Java, Python, and PHP. I specialize in integrations, migrations, DevOps, and performance optimization across enterprise and cloud platforms. I continuously upskill through freelance and self-initiated projects to stay current with modern frameworks and development best practices. I thrive in collaborative environments, delivering end-to-end solutions that are reliable, accessible, and scalable while maintaining a friendly, team-focused approach to problem-solving.…I am Crystal Hansen, a Full-Stack Developer with 18+ years of experience building scalable web applications, APIs, and data-driven systems using Angular, React, Java, Python, and PHP. I specialize in integrations, migrations, DevOps, and performance optimization across enterprise and cloud platforms. I continuously upskill through freelance and self-initiated projects to stay current with modern frameworks and development best practices. I thrive in collaborative environments, delivering end-to-end solutions that are reliable, accessible, and scalable while maintaining a friendly, team-focused approach to problem-solving.

Crystal Hansen

Full Stack Developer, Web Developer, Front-End Developer, +2

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I am Crystal Hansen, a Full-Stack Developer with 18+ years of experience building scalable web applications, APIs, and data-driven systems using Angular, React, Java, Python, and PHP. I specialize in integrations, migrations, DevOps, and performance optimization across enterprise and cloud platforms. I continuously upskill through freelance and self-initiated projects to stay current with modern frameworks and development best practices. I thrive in collaborative environments, delivering end-to-end solutions that are reliable, accessible, and scalable while maintaining a friendly, team-focused approach to problem-solving.…I am Crystal Hansen, a Full-Stack Developer with 18+ years of experience building scalable web applications, APIs, and data-driven systems using Angular, React, Java, Python, and PHP. I specialize in integrations, migrations, DevOps, and performance optimization across enterprise and cloud platforms. I continuously upskill through freelance and self-initiated projects to stay current with modern frameworks and development best practices. I thrive in collaborative environments, delivering end-to-end solutions that are reliable, accessible, and scalable while maintaining a friendly, team-focused approach to problem-solving.

Available to hire

I am Crystal Hansen, a Full-Stack Developer with 18+ years of experience building scalable web applications, APIs, and data-driven systems using Angular, React, Java, Python, and PHP. I specialize in integrations, migrations, DevOps, and performance optimization across enterprise and cloud platforms. I continuously upskill through freelance and self-initiated projects to stay current with modern frameworks and development best practices.

I thrive in collaborative environments, delivering end-to-end solutions that are reliable, accessible, and scalable while maintaining a friendly, team-focused approach to problem-solving.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

French

Intermediate

Work Experience

Freelance Developer at Self-employed

April 1, 2025 - Present

Built and maintained client websites and internal tools with a focus on full-stack development (Angular 17-19, React, Node.js, Java, Spring, PHP); implemented DevOps and CI/CD deployment; integrated calendar booking, chatbot APIs, real-time availability, PDF generation, SEO, and e-commerce tools. Notable projects include a React SPA with booking flow and secure token-based API requests, plus reusable auth modules and form components.

Web Developer (Full-Stack) at PGSTECH

March 3, 2021 - April 4, 2025

Developed emtp.com (PHP/Drupal) with optimized performance and security; performed HubSpot and website migrations, SEO optimizations, and API integrations (HubSpot, Brevo, PayPal); built custom modules and scalable REST endpoints; implemented CI/CD pipelines and AWS deployment.

Freelance Developer at Independent Projects

January 1, 2019 - December 31, 2021

Freelance projects & startup applications (2019–2021): Studio Booking & Rentals SaaS (Angular 2+, Spring Boot), Gallery & Portfolio Platform (Angular 2+, Java), Data Analysis Tool (Python, MySQL). Delivered end-to-end frontend and backend features, data processing, and API integrations.

Manager, IT Risk at Canadian Western Bank

January 1, 2018 - January 1, 2019

Led the IT risk program, developed quantitative risk models and scorecards, and improved data pipelines for risk reporting and regulatory compliance; promotedDevOps practices and cross-team collaboration; recognized for contributions with awards.

IT Risk Analyst at Canadian Western Bank

January 1, 2016 - January 1, 2018

Designed real-time financial data pipelines for risk analysis; built risk assessment applications in Java, SQL, and REST APIs; developed data collection and model validation for regulatory compliance; contributed to backend Java services and JDBC data access.

Application Developer II at Canadian Western Bank

January 1, 2013 - January 1, 2016

Developed Java and .NET tools to support regulatory migrations and ETL processes; led SSIS testing and deployments for Temenos T24 banking migration; optimized SQL queries; supported Oracle/MySQL data stores; contributed to migration and data integrity efforts.

Web Developer II at Canadian Western Bank

January 1, 2011 - January 1, 2013

Developed credit risk models and scorecard applications using Java; built Java applications using Angular, TypeScript, JSP, Struts, AJAX, and SAS API; implemented a custom task-tracking system; built UI/UX forms; performed testing and debugging; containerized apps with Docker; collaborated across IT teams.