We are seeking a Senior .NET Developer to engineer scalable enterprise solutions across backend and frontend using C#, .NET, ASP.NET, Angular, and SQL with strong quality standards. You will collaborate on architecture, write unit tests, integrate APIs, and deliver features that may involve AI and Large Language Models (LLM)—apply today.

Responsibilities

- Design and develop scalable backend and frontend solutions for enterprise applications

- Collaborate with cross-functional teams to deliver robust and maintainable software products

- Participate in code reviews and provide feedback to ensure high code quality

- Optimize application performance and resolve technical issues as they arise

- Integrate third-party APIs and services to meet project requirements

- Write and maintain technical documentation for new and existing features

- Ensure adherence to best practices throughout the software development lifecycle

- Contribute to the continuous improvement of team processes and technical knowledge

Requirements

- At least 3 years of relevant experience in software development

- High proficiency in C# for application development

- Strong experience with the .NET framework for enterprise solution delivery





- Hands-on exposure to AI or Large Language Models (LLM) in software projects

- Solid understanding of unit testing practices for reliable, maintainable code

- Knowledge of software architecture principles for designing scalable systems

- Familiarity with SDLC methodologies such as Agile or Scrum

- Proficiency in SQL for database management and queries

- Experience with Entity Framework, Dapper, or ADO.NET for data access

- Experience with ASP.NET for web application development

- Experience with Angular for interactive UI development

- Excellent spoken and written English, B2+ (Upper-Intermediate) or above

We offer

- International projects with top brands

- Work with global teams of highly skilled, diverse peers

- Healthcare benefits

- Employee financial programs

- Paid time off and sick leave

- Upskilling, reskilling and certification courses

- Unlimited access to the LinkedIn Learning library and 22,000+ courses

- Integral career opportunities

- Volunteer and community involvement opportunities

- EPAM Employee Groups

- Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn

📌 Senior .NET Developer (Argentina)
🏢 EPAM Systems
📍 Argentina