Senior Backend Developer

We’re seeking an experienced Senior Backend Developer to join our backend team and take a leading role in designing, developing, and maintaining our core backend systems. You’ll be responsible for building robust, high-performance APIs and services that power large-scale applications. This role is ideal for someone who’s passionate about clean architecture, scalability, and performance optimization.
:Responsibilities
Design, develop, and maintain backend services and APIs using .NET (C#).
Architect and implement scalable, reliable backend systems.
Design and optimize SQL Server databases, including schema design, indexing, and performance tuning.
Work with NoSQL databases (e.g., Redis, Elasticsearch) to handle large-scale data efficiently.
Containerize and manage applications using Docker for scalable deployments.
Collaborate closely with frontend, mobile, DevOps, and QA teams to deliver end-to-end solutions.
Participate in architecture discussions, code reviews, and continuous improvement of the development process.
Implement monitoring, logging, and alerting for system health and performance.
Mentor junior developers and uphold best practices for code quality and maintainability.
:Why Join Us
Join a high-performing R&D team building scalable, modern systems.
Take ownership of critical backend components.
Competitive compensation and opportunities for professional growth.
Work with modern technologies and a strong engineering culture
דרישות התפקיד
5+ years of professional experience in backend development.
Strong expertise in C# and .NET Core / .NET 6+.
Proven experience designing and building RESTful APIs and microservices.
Deep understanding of Microsoft SQL Server, including advanced query optimization.
Hands-on experience with NoSQL databases such as Redis or Elasticsearch.
Solid experience with Docker and container-based deployments.
Familiarity with CI/CD pipelines, Git, and automated testing practices.
Experience working in cloud environments (AWS).
Strong problem-solving skills, attention to detail, and ability to work in a fast-paced environment.
Excellent communication skills and a collaborative mindset.
:Nice to Have
Experience with Kubernetes or other orchestration tools.
Knowledge of Domain-Driven Design (DDD) or Clean Architecture.
Background in high-load, distributed systems.