Senior Full-Stack Engineer (.NET) – Tax Calculation

FitNext Co.

📍 Brazil, Brazil, Brazil

Remote Computer Occupations Posted March 01, 2026

Job Description

Senior Full-Stack Engineer (.NET) – Tax Calculation


Location: LATAM (Remote)


Job Description


We are looking for a Senior Full-Stack Engineer (.NET) to work with an American consulting firm on applications in the Tax Calculation (TaxCalc) domain. This role involves developing and modernizing legacy .NET and SQL Server systems, with a strong focus on code quality, automated testing, and incremental delivery.


This is a hands-on engineering role with high ownership and close collaboration with technical leadership.


Responsibilities




  • Develop and maintain full-stack applications using .NET




  • Work on the m...