We are seeking a Senior Fullstack Developer for our Warehouse Management Systems (WMS) team. In this position, you will primarily support, enhance, and optimize our existing WMS environment and warehouse automation systems. You will also contribute to the planning and future development of our next-generation WMS as that initiative progresses. Your work will directly improve productivity and efficiency across our distribution center operations. This role offers the opportunity to make a meaningful and measurable impact on the organization. What you'll do: • Help architect our overall solution design • Be primarily responsible for delivering features and customizations within the current WMS and contribute to building our next-generation WMS • Write high-quality code, contribute to technical improvements, and maintain strong quality standards • Develop and implement integration solutions to connect WMS with other external services • Implement strong software development practices and processes, including CI/CD and automated testing • Help maintain the WMS, ensuring smooth operations for our distribution centers • Work with our operations and technology groups to identify improvement opportunities and design new features to meet their goals • Assist in the translating of business requirements into technical design documents • Debug and troubleshoot solutions or production issues with our WMS Administrators • Scope, plan projects, and work with other developers (front-end and back) to implement them • Code review and mentorship What you bring to the table: • You are a passionate software engineer who cares about your craft. You are excited to learn and lead projects to produce the best outcomes possible • Expert configuration experience with SQL database queries and stored procedures • Experience with Object Oriented Programming • Excellent problem-solving skills and attention to detail • Strong communication and collaboration skills • Ability to work independently and as part of a team • You embrace modern development tools, including AI-assisted tooling, and are willing to experiment and evolve your workflow. • You write automated tests and understand their value in safe, continuous delivery • Experience with integration technologies such as REST API and messaging queues • You apply sound design principles and clean code practices • You are open to feedback and contribute to a culture of learning and mentorship • Strong knowledge of C# and .NET frameworks What we can offer you: • Generous PTO and competitive pay • Fullscript's RRSP match program for financial health • Flexible benefits package and workplace wellness program • Training budget and company-wide learning initiatives • Discount on Fullscript catalog of products • Ability to work Wherever You Work Well* *Our Wherever You Work Well philosophy means Fullscript teammates get to pick their own office - whether that's in-office, at home, or a bit of both Compensation range The salary range for this role is between $125,000 and $165,000 CAD. Fullscript shares salary ranges to support transparency and help candidates make informed decisions. The range shown reflects base salary only and does not include stock options, wellness stipends, or other benefits that are part of Fullscript's total rewards package. Final compensation depends on experience, skills, and location. We review pay regularly to stay aligned with market data and internal equity. Benefits and total rewards may vary by region.