Job Description: Senior Full-Stack Developer Location: Hybrid (Full-Time) Note: This role requires 1-2 times monthly to our Markham, ON office. Department: R&D Reports To: Development Manager / Director of Engineering Salary Range: $95,000 - $105,000 CAD About Premier Construction Software Premier Construction Software is a leading cloud-based ERP platform serving the construction industry. Our platform combines financial management, project management, mobile solutions, reporting, integrations, AI-enabled capabilities, and modern cloud infrastructure to help construction companies operate more efficiently. We are looking for a highly experienced Senior Full-Stack Developer who thrives in a fast-paced environment and enjoys solving complex business and technical challenges. You will play a key role in designing, developing, and evolving our cloud-native SaaS platform while helping shape the future of AI-driven software delivery. Key Responsibilities Design, develop, and maintain scalable enterprise applications across web, API, and cloud platforms. Build modern front-end applications using Angular and React. Develop backend services and APIs using C#, .NET, and ASP.NET Core. Design and optimize SQL Server databases, queries, and stored procedures. Contribute to architecture decisions, technical design reviews, and development standards. Build and consume RESTful APIs and third-party integrations. Develop cloud-native solutions within Microsoft Azure. Participate in code reviews, mentoring, and engineering best practices. Collaborate closely with Product, QA, Support, and DevOps teams. Troubleshoot complex production issues and implement sustainable solutions. Leverage AI-assisted development tools to improve productivity, quality, and delivery speed. Support CI/CD pipelines and automated deployment processes through Azure DevOps. Required Qualifications Technical Skills 7+ years of professional software development experience. Strong expertise in: C# .NET / ASP.NET Core SQL Server REST APIs Entity Framework Azure Cloud Services Strong front-end experience with: Angular TypeScript HTML5 CSS/LESS Experience developing scalable SaaS applications. Experience with Azure DevOps, source control, pipelines, and release management. Strong knowledge of software architecture and design patterns. Experience performing code reviews and mentoring developers. What Success Looks Like Within your first 90 days, you will: Become productive within the Premier codebase. Contribute features and bug fixes across Cloud, Mobile, API, and Add-on platforms. Participate in architecture discussions and technical reviews. Demonstrate strong ownership and accountability for deliverables. Embrace AI-assisted development practices and engineering excellence standards. Preferred Characteristics Strong problem-solving skills. Excellent communication and collaboration abilities. Bias for action and continuous improvement. Ability to work independently while supporting team success. Passion for modern software engineering and emerging AI technologies. Comfortable working in a globally distributed development team. Technology Stack Backend C# .NET / ASP.NET Core SQL Server Entity Framework REST APIs OData Frontend Angular React TypeScript JavaScript HTML5 CSS / LESS Cloud & DevOps Microsoft Azure Azure App Services Azure SQL Azure Storage Azure DevOps CI/CD Pipelines AI & Productivity Cursor AI GitHub Copilot Microsoft Copilot Azure OpenAI Development Tools Visual Studio 2022 SQL Server Management Studio Postman Azure Storage Explorer Business Unit: Premier Scheduled Weekly Hours: 37.5 Number of Openings Available: 1 Worker Type: Regular More About Jonas Software: Jonas Software is a leading provider of enterprise management software solutions, serving a wide range of vertical markets including hospitality, healthcare, construction, education, personal care, fitness, leisure, moving and legal services, to name a few. Within these markets, Jonas is comprised of over 65 distinct brands, each a respected leader in its domain. Jonas’ vision is to be the branded global leader across these verticals and to be recognized by customers and industry stakeholders as the trusted provider of “Software for Life.” We are committed to technology, product innovation, quality, and exceptional customer service. Jonas Software supports over 60,000 customers in more than 30 countries. We employ over 6,000 skilled professionals, including industry experts and technology specialists. Across our broader network, we support a global workforce of more than 30,000 employees. Headquartered in Canada, Jonas Software has a global footprint with offices around the world. We’re a 100% owned subsidiary of Constellation Software Inc., based in Toronto, publicly listed on the TSX (CSU.TO), and a member of the S&P/TSX 60 Index. At Jonas we have long realized that our greatest asset is our employee base. As such we strive to provide our team with a fantastic working environment and an enriching career, which we know will translate into world class service to our valued clients. This allows Jonas Software to maintain and extend our lead as the premier software and services provider in each of our markets. If being part of a growing organization that moves at a fast pace and constantly strives to get better each and every day is what you are looking for, then we want to hear from you. Everyone has heard the sports analogy “to be the best, you have to beat the best”; well at Jonas Software we have tweaked that slightly to fit vertical market software. We believe to be the best you have to hire and retain the best!!! Jonas Software is an Equal Opportunity Employer. If you need accommodation for a disability at any stage of the application process or want more information on our accommodation policies, contact recruitment at jobs@gjonas.com or 905-470-4600. Jonas Software and its subsidiaries will never request payment, banking information, or sensitive personal documents from candidates at any stage of the application or interview process. Any such requests should be treated as fraudulent. If you receive suspicious communication claiming to represent Jonas Software or one of our subsidiaries, please contact us at jobs@gjonas.com. Jonas Software is part of a CSI group of companies. << Back to Career Site

Senior Full-Stack Developer.

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