Middle .NET Engineer

Blackthorn Vision is looking for a Middle .NET Engineer. Our client, established in 2011 and based in Colorado, is a leading player in the U.S. application management market. We’ve had a successful partnership with this client and are seeking candidates who are eager to take ownership and improve a product already trusted by over 6,000 enterprises.

Please note: we’ll primarily consider candidates based in Lviv, as the project team is located there.

Requirements:

• 3+ years of commercial experience working on the backend as a .NET developer;
• Cloud systems development experience;
• Understanding of data access technologies, including Entity Framework and MongoDB;
• Experience with both SQL and NoSQL databases;
• Experience with microservice-oriented architecture, parallel, and asynchronous programming design patterns;
• Experience with Kubernetes, Docker, and RabbitMQ;
• Proven experience with Azure technologies: Azure Entra ID, Azure Storage accounts, Azure Service Bus, Azure Container Registry;
• Knowledge of design and architectural patterns;
• Proven ability to take ownership of features and drive them to production with minimal supervision;
• Product-oriented mindset: ability to see beyond implementation details and understand user impact and business value;
• Proactive and self-driven approach to problem-solving and decision-making;
• Experience collaborating with cross-functional teams (Product, Support, etc.);
• English level: Upper-Intermediate.

Responsibilities:

• Develop and maintain high-quality software solutions using .NET 8.0.
• Take end-to-end ownership of feature delivery: from requirements clarification and architecture design to implementation, testing, and release;
• Design scalable and maintainable solutions aligned with product goals;
• Drive technical decisions and take responsibility for their outcomes;
• Participate actively in Agile processes (sprint planning, refinement, reviews, retrospectives);
• Conduct and contribute to code reviews to maintain high code quality and consistency;
• Produce clear technical documentation, including architecture diagrams and feature specifications;
• Support onboarding of internal teams (e.g., Customer Support) to newly delivered functionality;
• Identify improvement opportunities in the system and proactively suggest solutions;
• Contribute to team knowledge sharing and support less-experienced engineers as needed.