Senior .NET/Vue.js Developer

At Sparq, we help companies solve the right problems—not just build more technology.

We’re a modern product engineering partner blending strategy, craftsmanship, and speed to help organizations modernize confidently in the age of AI. From data ecosystems to digital products and AI acceleration, we turn complexity into clarity and ideas into impact.

If you’re driven to build what’s next, lead with empathy, and deliver excellence without ego, you’ll feel right at home at Sparq.

Why You Will Enjoy Mondays Again

• Opportunity to work alongside a talented, diverse team in a collaborative and creative environment
• Ongoing investment in your growth through training, mentorship, and industry certifications
• Hands-on exposure to cutting-edge technologies across multiple industries
• Recognition programs and employee awards within an inclusive culture that celebrates great work, including our AI Innovators Program
• Remote or hybrid work options

A Day In The Life

• Design and implement secure authentication and authorization flows across backend services using modern identity standards (OAuth, JWT)
• Build and maintain robust APIs using ASP.NET Core, ensuring security, scalability, and performance within an Azure environment
• Partner closely with architects and engineering peers to translate security and identity requirements into scalable backend solutions
• Lead and support the migration to Microsoft Entra ID, including integration of managed identities and token-based access patterns
• Actively leverage AI tools to streamline tasks, improve the quality of your work, and share best practices with teammates while continuously seeking new ways to integrate AI into your everyday workflows
• Develop and enhance service-to-service authentication mechanisms to support distributed and microservices-based architectures
• Collaborate with front-end engineers (Vue, React, or Angular) to ensure seamless and secure authentication flows between UI and backend systems
• Participate in code reviews, debugging, and performance tuning with a strong emphasis on secure coding practices
• Troubleshoot authentication and access-related issues across environments, ensuring reliability and compliance with security standards
• Contribute to ongoing improvements in architecture, tooling, and development practices within a cloud-native Azure ecosystem

What It Takes

• Strong experience with C# and modern .NET (Core / .NET 6+) for building scalable backend services
• Proven experience designing and implementing secure APIs, including authentication and authorization mechanisms
• Hands-on expertise with Microsoft Entra ID (Azure AD), including authentication flows and identity management
• Deep understanding of token-based authentication (OAuth 2.0, JWT) and how it applies across distributed systems
• Experience building and deploying applications within Microsoft Azure, including identity and access management services
• Hands-on experience using AI tools to enhance daily work, or a strong desire to do so, including a willingness to experiment, learn, and champion AI adoption within your role
• Solid understanding of microservices architecture and secure service-to-service communication patterns
• Ability to collaborate effectively with architects and engineering teams to align with security and architectural standards
• Familiarity with front-end frameworks (Vue.js preferred; React or Angular acceptable) to support authentication flow integration
• Experience working in security-focused or regulated environments is a strong plus
• Exposure to API gateways, identity providers, or advanced access control solutions is preferred

Regardless of your specific role, we seek individuals who are excited to explore, adopt, and evangelize AI tools and methodologies. If you have experience in AI or a proven track record of rapidly learning and mentoring others on emerging tech, you’ll fit right in.

Equal Employment Opportunity Policy: Sparq is proud to offer equal employment opportunity without regard to age, color, disability, gender, gender identity, genetic information, marital status, military status, national origin, race, religion, sexual orientation, veteran status, or any other legally protected characteristic.

We are committed to providing equal employment opportunities and believe in an inclusive workplace. If you require reasonable accommodations to participate in the job application or interview process, please let us know by contacting [email protected]