Senior Backend Developer (.NET) – Job Description

Responsibilities:

• Design, develop, and maintain high-performance backend services and scalable web applications using .NET 6+.

• Take ownership of end-to-end service lifecycle: architecture design, implementation, testing, deployment, and monitoring.

• Collaborate closely with product, frontend, QA, and DevOps teams to analyze requirements and translate them into technical solutions.

• Write clean, maintainable, and testable code that aligns with engineering best practices and coding standards.

• Design and implement RESTful / gRPC APIs with strong attention to security, reliability, and performance.

• Participate in architectural discussions, conduct code reviews, and mentor junior developers.

• Diagnose, troubleshoot, and resolve complex software bugs and performance issues.

• Implement CI/CD-friendly structures and collaborate with DevOps on deployment pipelines.

• Maintain accurate and up-to-date technical documentation (architecture diagrams, API specs, and deployment notes).

• Stay current with new technologies, patterns, and industry trends, and proactively introduce improvements.

• Contribute actively to building a strong engineering culture based on ownership, accountability, and continuous learning.

Requirements:

Technical Skills:

• 5+ years of hands-on professional experience as a .NET Backend Developer.

• Strong proficiency in C#, .NET 6+, EF Core, LINQ, and asynchronous programming.

• Solid understanding of OOP, SOLID principles, Clean Code, and design patterns.

• Strong experience in building RESTful APIs and integrating external/internal services.

• Experience with Microservices architecture, DDD (Domain-Driven Design), and modular monolithic design patterns.

• Strong understanding of SQL Server (optimization, indexing, transactions) and familiarity with NoSQL databases is a plus.

• Experience with message brokers (RabbitMQ, Kafka, or Azure Service Bus) is preferred.

• Comfortable with unit testing, integration testing, and testing strategies.

• Hands-on experience with version control (Git) and CI/CD pipelines.

• Familiarity with cloud environments (Azure/AWS) is a strong advantage.

• Experience with performance tuning, scalability patterns, caching, and distributed systems is a plus.

Soft Skills & Leadership Competencies:

• Strong sense of ownership and ability to lead features/services independently.

• Excellent problem-solving abilities with a structured and analytical mindset.

• Effective communication skills; able to collaborate cross-functionally with product, design, and business teams.

• Ability to mentor junior developers and provide constructive feedback.

• High adaptability, openness to change, and eagerness to learn new technologies.

• Comfortable working in a fast-paced, ambiguity-rich startup environment.

• Strong teamwork mindset with the potential to grow into a Tech Lead / Team Lead role.