Backend Developer (.NET/C#)

Conch Technologies • Fremont, CA

14h • Onsite

About The Position

We are seeking an experienced Backend Developer to build and support scalable, high-performance enterprise applications. This hands-on role involves owning backend services, designing APIs, and developing cloud-ready solutions in a fast-paced Agile environment. The ideal candidate has expertise in C#/.NET, distributed systems, REST APIs, microservices, and event-driven architectures. The position is onsite in Fremont, California, for a duration of six or more months.

Requirements

• 5–9 years of professional software development experience.
• Strong backend development experience using C# and .NET.
• Strong experience with SQL Server and relational databases.
• Experience building, maintaining, and supporting web applications.
• Understanding of object-oriented programming and design, software design patterns, clean code principles, dependency injection, and object-relational mapping.
• Experience with REST API design and development, GraphQL, and CI/CD pipelines.
• Experience designing, implementing, and supporting scalable APIs.
• Hands-on experience with ASP.NET, microservices architecture, and event-driven architecture.
• Experience with Redis or similar caching technologies.
• Strong debugging, troubleshooting, and application performance tuning skills.
• Experience working in Agile/Scrum development environments.
• Excellent communication skills, including the ability to explain technical decisions, architecture, trade-offs, and problem-solving approaches.
• Self-motivated, hands-on, and able to independently own projects and deliver high-quality solutions with minimal supervision.

Nice To Haves

• Experience developing enterprise-scale applications.
• Experience working on small to medium-sized engineering teams.
• Experience with Kafka, RabbitMQ, or other messaging/event-streaming platforms.
• Experience with Golang and/or Python development.
• Experience with React.
• Experience using Playwright for test automation.
• Experience with Kubernetes.
• Experience leveraging AI, LLMs, or Generative AI technologies.
• Experience designing distributed systems and highly scalable architectures.

Responsibilities

• Build and support scalable, high-performance enterprise applications.
• Own backend services and design, implement, and support scalable APIs.
• Develop cloud-ready solutions.
• Maintain and support web applications.
• Debug and troubleshoot software and tune application performance.
• Explain technical decisions, architecture, trade-offs, and problem-solving approaches.

What This Job Offers

• Career Level: Mid Level
• Education Level: No Education Listed