Location:North York, Hybrid 3-4 days a week on siteLanguage:Strong written and verbal communication skills in EnglishDuration:6 month contract to start + possible extensionBackground Check Requirement:Criminal background check requiredAbout the Opportunity Join a forward-thinking technology organization delivering innovative solutions across financial services, real estate, and public sector environments. This is an opportunity to work on impactful, enterprise-level applications that support critical business operations and drive digital transformation.You will collaborate with a talented, cross-functional team of developers, product leaders, and designers who value innovation, quality, and continuous improvement. Your work will directly influence scalable platforms and contribute to a culture that prioritizes mentorship, knowledge sharing, and technical excellence.What’s In It for You Be part of a collaborative and growth-oriented environment that encourages curiosity and innovation. You will gain exposure to modern cloud technologies and enterprise architecture while working alongside experienced professionals who support your development. Enjoy a flexible workplace that values balance, continuous learning, and meaningful contributions.Your ResponsibilitiesYou’ll design and develop high-performance applications using C#, .NET Core, and ASP.NET technologiesYou’ll architect scalable, secure solutions that meet evolving business needsYou’ll mentor developers, conduct code reviews, and champion best practicesYou’ll collaborate with cross-functional teams to translate requirements into technical solutionsYou’ll optimize databases and APIs to ensure performance and reliabilityYou’ll support CI/CD pipelines, cloud deployments, and application monitoringSkills and Qualifications5-7+ years of progressive experience in .NET software developmentStrong expertise in C#, ASP.NET Core, Web API, and RESTful servicesStrong experience with Microsoft SQL Server, Entity Framework, and database design.Experience with Claude CodeProficiency with modern frontend technologies such as Angular, React, or BlazorHands‑on experience with Azure or AWS and cloud‑based architecturesSolid understanding of CI/CD pipelines, DevOps, and containerization (Docker, Kubernetes).Strong knowledge of OOP, SOLID principles, design patterns, and microservices architecture.Proficiency in Git, Agile methodologies, and unit testing frameworks.Strong problem‑solving skills and a collaborative, team‑oriented mindsetNice to HaveExperience with NoSQL databases (MongoDB, Redis, CosmosDB).Familiarity with GraphQL, gRPC, and real‑time communication (SignalR, WebSockets).Knowledge of AI/ML integration with .NET applications.Microsoft Certified: Azure Developer Associate or .NET Developer.Note from the Hiring Manager We’re looking for someone who enjoys solving complex problems and takes pride in building scalable, high‑quality solutions while supporting and mentoring others on the team.Why Partner with Altis If you’ve never worked with a staffing agency before, we make it easy. We work with top employers across Canada who have great jobs to fill, each vetted and verified by our team. When you apply for a job with Altis, we get to know you as a candidate and learn what your strengths are. Then, if you’re a solid match, we handle all the logistics, advocating for you as a candidate for the role, providing access to coaching and connecting you directly with the hiring manager. And rest assured, all our services are free of cost for candidates.All qualified applicants will receive fair consideration for employment. We welcome individuals of all backgrounds, experiences, and identities including those who identify as women, members of racialized groups, Indigenous Peoples, persons with disabilities, and 2SLGBTQIA+ communities. If you require an accommodation, please review our accessibility policy and reach out to our accessibility officer with any questions. Our human recruiters review all applications and always make the final hiring decision. On occasion, we also use AI‑assisted tools to help review applications.#J-18808-Ljbffr