Job Summary: We are seeking a Senior .NET Developer for our fintech company — proactive, with strong communication skills, and the potential to grow into a technical leadership role. Key Highlights: 1. Active participation in the full development lifecycle 2. Collaboration with the team and business areas 3. Opportunities for growth and professional development Senior .NET Developer – Fintech Company We are Aban Digital, a growing Argentine fintech company specializing in online personal loans. We seek a technically strong candidate who can also bring sound judgment and maturity to our development team. The Role We are looking for a .NET developer with over 5 years of proven experience in similar positions. Beyond technical expertise, we value initiative, strong communication skills, the ability to understand the business, and potential to grow into a technical leadership role. Responsibilities Development and maintenance of web applications and internal services Active participation in the full development lifecycle: analysis, design, implementation, and support Collaboration with the team and business areas to translate requirements into technical solutions Contribution to continuous improvement of development processes and standards Technical Requirements Current stack (required experience): C #, HTML, CSS, JavaScript • SQL / T-SQL and SQL Server 2 0 2 2 • MVC 5, Razor Engine .NET Framework 4. 8 Entity Framework 6 N-tier architecture and Repository pattern Windows Services, RESTful Web APIs, SOAP / WSDL JSON, Bootstrap 5, PWA Visual Studio 2 0 1 9+ Modern ecosystem (desirable): .NET 8 / .NET 9 and Core Entity Framework Core 9 Modern architectural patterns (Clean Architecture, CQRS, etc.) Our current stack includes .NET Framework 4. 8 and MVC 5. We value candidates familiar with this environment and also experienced with the modern ecosystem, as we have a modernization roadmap. Additional Assets Knowledge of or interest in administrative, accounting, or financial systems Experience working in Agile teams (Scrum/Kanban) Ability to clearly document and communicate technical decisions Leadership or mentoring mindset Work Mode and Conditions Hybrid mode ( 2 days onsite x 3 remote) Permanent employment contract Small team with real impact on technical decisions Benefits Birthday day off Special birthday gift Free access to ONFIT gym chain Excellent work environment Significant opportunities for growth and professional development Competitive salary commensurate with experience If technological challenges motivate you and you want to join a team where your ideas and code truly make an impact, send us your CV and join the challenge.