Full Stack Developer (C# + Frontend)

Hello!
We’re looking for a Full Stack Developer with strong expertise in C# / .NET on the backend and modern JavaScript frameworks on the frontend. You’ll work on fintech/POS and web projects, building scalable solutions end-to-end.

Responsibilities

• Own modules/products end-to-end: solution design, implementation, and quality.
• Design and build RESTful APIs and web services with ASP.NET (MVC/Core).
• Integrate front-end apps (React/Angular/Vue) with back-end APIs.
• Maintain and improve existing codebases: debugging, optimization, refactoring.
• Write SQL and work with PostgreSQL or other relational DBs.
• Collaborate with the team to plan, design, and ship new features.
• Uphold basic DevOps practices: CI/CD, Git, build pipelines.

Requirements

• 3+ years of professional software development experience.
• Strong proficiency with C#, ASP.NET MVC/Core, .NET.
• Hands-on experience building RESTful APIs and web services.
• Solid understanding of front-end tech: HTML5, CSS3, JavaScript (ES6+) and one modern framework (React/Angular/Vue).
• Familiarity with PostgreSQL or other RDBMS; ability to write complex queries.
• Working knowledge of CI/CD, Git, and build pipelines.
• Ability to debug, optimize, and refactor existing code.
• Result-oriented with a high sense of responsibility.

Nice to Have

• Experience with AWS or other clouds (Azure/GCP).
• Exposure to Docker and containerized deployments.
• Experience with Entity Framework or similar ORMs.
• Familiarity with NoSQL (e.g., MongoDB).

At UpUp, we value proactivity and creativity and provide our team with the resources to grow and succeed.

We look forward to hearing from you!