Position Summary: We are seeking a .NET Developer to design, develop, and maintain backend applications, implement RESTful APIs, and optimize database queries. Key Highlights: 1. Backend application design, development, and maintenance using .NET Core. 2. RESTful API implementation and SQL Server database optimization. 3. Application of SOLID principles and design patterns. With \+190\.000 people across 50 countries, we help our clients achieve success and positively impact society through responsible innovation. From strategic consulting to cutting-edge technologies, we have surpassed 50 years delivering transformative experiences that reshape organizations, revolutionize industries, and forge a better society for everyone. The diversity of our professional team enables us to leverage the strengths, skills, and perspectives of individuals from varied cultures, backgrounds, and career paths, delivering efficient and effective solutions. We invite you to join a company recognized for its innovative DNA, making a difference for our clients and society. A culture certified as a GLOBAL TOP EMPLOYER, where you can grow and evolve being authentically yourself. Learn more about NTT DATA and join an innovative company shaping the future at nttdata.com.ar At NTT DATA, we are looking for a .NET Developer to join our team!! What will your responsibilities be? * Design, develop, and maintain backend applications using .NET / .NET Core. * Implement RESTful APIs following architectural best practices. * Design and optimize SQL Server database queries. * Apply SOLID principles and design patterns. * Participate in technical specifications and estimations. * Integrate external services (APIs, SOAP/REST services, messaging). * Implement authentication and authorization (JWT, OAuth, Identity). What do we need from you? * Professional experience with .NET (minimum requirement: .NET 6 or later, or .NET Core 3\.0/3\.1). * Proficiency in C\#. * Service development: RESTful APIs – WCF – SOAP. * ORMs: Experience with Entity Framework – Entity Framework Core. * Relational database (SQL) management. * Knowledge of layered architecture \- Clean Architecture. * Application of SOLID principles and design patterns. * Experience with testing: xUnit \- NUnit – MSTest. * Knowledge of microservices architecture (desirable). Additional Skills * Docker / Kubernetes. * Cloud services: Azure – AWS \- GCP. * CI/CD knowledge and DevOps practices. * Version control with Git. * Security knowledge: OAuth2 – JWT. * Agile methodologies. What do we offer? * Comprehensive development plan and ample opportunities for professional growth with continuous challenges. * Premium medical coverage for you and your family. * Home office expense reimbursement. * Campaigns offering significant discounts at restaurants and supermarkets. * Quality-of-life benefits: flexible hours, remote work. * Wellhub (network of gyms and holistic wellness). * Educational discounts. * Subsidized digital platform for English learning.