Senior Software Developer - Alexandria

About the role

As a Senior Software Developer you will design, develop, and maintain modern web applications and scalable micro‑services. You will work across both frontend (React, TypeScript) and backend (.NET Core) stacks, ensuring performance, security, and maintainability while mentoring junior team members.

Key responsibilities

• Design, build, and maintain high‑performance micro‑services, web applications, and APIs.
• Develop new features for React front‑ends and .NET Core back‑ends.
• Write clean, testable code following SOLID, DRY, and Clean Architecture principles.
• Integrate with RESTful and gRPC APIs, creating new endpoints as needed.
• Work with SQL Server, PostgreSQL, and MongoDB databases, applying caching, queuing, and event‑driven patterns using Redis and RabbitMQ.
• Implement secure authentication and authorization (OAuth2, OpenID Connect, JWT).
• Collaborate with QA engineers and DevOps throughout the delivery lifecycle.
• Participate in code reviews, pair programming, and design discussions.
• Mentor junior developers and drive continuous improvement.

Required profile

• Bachelor’s degree in Computer Science, Software Engineering, or a related field.
• 5+ years of hands‑on experience with .NET Core and modern web technologies.
• Strong knowledge of C#, ASP.NET Core, React, TypeScript, and modern JavaScript (ES6+).
• Experience with HTML5, CSS3, responsive design, and front‑end tooling.
• Proficiency with SQL, ORM, Entity Framework Core, and LINQ.
• Understanding of micro‑service architecture, RESTful API design, and OpenAPI/Swagger.
• Solid debugging and problem‑solving skills across multiple system layers.

Required skills

• .NET Core, C#, ASP.NET Core
• React, TypeScript, Node.js, JavaScript (ES6+)
• HTML5, CSS3, responsive web design
• SQL Server, PostgreSQL, MongoDB
• Entity Framework Core, LINQ
• Redis, RabbitMQ
• OAuth2, OpenID Connect, JWT
• RESTful APIs, gRPC, OpenAPI/Swagger
• Git, Docker, CI/CD (GitHub Actions, Azure DevOps)
• HashiCorp Vault
• Unit and integration testing (xUnit, NUnit, Jest)
• Agile software delivery