Full Stack Developer – .NET, React & Optimizely

BeachHead Inc.; Toronto; On-site; CAD 103,000 - 110,000; Full time

Job summary

BeachHead Inc. is seeking a skilled Full Stack .NET Developer with React and Optimizely experience to support a global payments transformation project.

You will contribute to upgrading core infrastructure, onboarding new clients onto the payment platform, and working across front-end and back-end development in a collaborative environment. The role emphasizes building scalable web applications, deployment support, and troubleshooting within a cross-functional team.

Qualifications

• Proven experience with .NET Core and React in production
• Experience delivering full stack solutions across frontend and backend
• Knowledge of deployment processes and network troubleshooting
• Familiarity with CI/CD tooling and workflows
• Understanding of cloud or on‑premise infrastructure considerations
• Experience integrating APIs into applications
• Nice to have exposure to AI tools such as Copilot or Claude

Responsibilities

• Develop and maintain scalable web applications using .NET and React technologies.
• Support application deployment processes, ensuring smooth releases into production environments.
• Troubleshoot and resolve network and infrastructure issues related to the application.
• Collaborate with cross-functional teams to design and implement new features and enhancements.
• Integrate Optimizely solutions when required, including CMS and Commerce components.
• Participate in CI/CD pipelines to streamline development and deployment workflows.
• Contribute to infrastructure understanding and assist in optimizations for performance and reliability.

Skills

NET core

React

Full stack development

APIs

CI/CD

Cloud/on-prem infra

Deployment/troubleshooting

AI tools (Copilot/Claude)

Tools

Optimizely CMS

Optimizely Commerce

Job description

Are you a skilled Full Stack .NET Developer with experience in Optimizely?

Working with one of our top financial clients, this role calls for a Full Stack Developer – .NET, React & Optimizely. This position involves supporting application development, deployment, and troubleshooting within a global payments transformation project. The successful candidate will contribute to upgrading core infrastructure, onboarding new clients onto the payment platform, and working across front-end and back-end development in a collaborative environment.

Pay rate range (CAD): $75.00/hr – $80.00/hr

Responsibilities

• Develop and maintain scalable web applications using .NET and React technologies.
• Support application deployment processes, ensuring smooth releases into production environments.
• Troubleshoot and resolve network and infrastructure issues related to the application.
• Collaborate with cross-functional teams to design and implement new features and enhancements.
• Integrate Optimizely solutions when required, including CMS and Commerce components.
• Participate in CI/CD pipelines to streamline development and deployment workflows.
• Contribute to infrastructure understanding and assist in optimizations for performance and reliability.

Desired Skill-Set

• Strong experience with .NET core and React framework.
• Proven full stack development experience.
• Knowledge of application deployment and network troubleshooting.
• Familiarity with CI/CD processes and tools.
• Understanding of infrastructure considerations in cloud or on-premises environments.
• Experience working with application programming interfaces (APIs).
• Experience with AI tools such as Copilot and Claude is a plus.

Nice to Have

• Experience with Optimizely CMS and Commerce.
• Prior involvement with Optimizely platform projects.
• Familiarity with enterprise-scale applications and systems.
• Knowledge of global payments systems or financial services.
• Previous work in development projects supporting large-scale infrastructure upgrades.

BeachHead is an equal opportunity agency and employer. We advocate for our candidates and welcome applicants regardless of race, color, religion, national origin, sex, age, or physical or mental disability. BeachHead or our clients may use technology-enabled tools, including automation and artificial intelligence (AI), to support parts of the recruitment process such as resume screening, application management, and candidate matching. These tools assist our recruiters and our clients, and do not replace human decision-making. This job posting represents a current or anticipated vacancy. The position may be filled at any time, and the posting may be removed without notice once the role has been filled.