Mid/Senior Fullstack .NET Developer - Remote

Description

Job Summary: Mid/Senior Fullstack .NET Developer to support, enhance, and develop corporate financial applications. Key Highlights: 1. Working on robust and mission-critical systems for the financial business. 2. Development and maintenance of C# applications, .NET Fullstack applications, and REST APIs. 3. Collaborative work with a focus on delivery quality and stability. Cadmus, in partnership with a leading institution in the financial sector, is seeking a Mid/Senior Fullstack .NET Developer to support, enhance, and develop corporate applications used in financial operations. The professional will join an environment featuring robust and mission-critical systems, participating in development, integrations, technical analysis, testing, and documentation of solutions. Key Responsibilities * Develop and maintain applications using C\#, ASP.NET Framework, .NET Core, and ASP.NET Web Forms * Implement front\-end features using JavaScript, HTML, CSS, jQuery, and Bootstrap * Develop, consume, and maintain REST APIs and web services * Create and optimize SQL Server database queries, stored procedures, and routines * Address incidents and support the maintenance and evolution of corporate systems * Analyze functional and technical requirements, proposing appropriate business-aligned solutions * Perform functional and technical testing to ensure delivery stability and quality * Support application deployment and release processes across development, staging, and production environments * Author and update technical documentation, recording business rules, integrations, and application knowledge * Manage source code versioning, branches, commits, and merge requests using Git and GitLab Requirements: * Experience in fullstack development using C\# and the .NET platform; * Knowledge of ASP.NET Framework, .NET Core, and ASP.NET Web Forms; * Experience with JavaScript, HTML, CSS, jQuery, and Bootstrap; * Knowledge of developing and consuming REST APIs and web services; * Experience with SQL Server databases, including query creation and optimization, stored procedures, and routines; * Experience supporting, maintaining, and evolving corporate systems; * Knowledge of applications hosted on Windows servers and IIS; * Experience with Git and GitLab for source code versioning; * Ability to analyze functional and technical requirements; * Knowledge of functional and technical testing; * Experience authoring and updating technical documentation. **Preferred Qualifications** * Prior experience in the financial or banking sector; * Knowledge of Oracle databases; * Experience with Windows Services and Hangfire; * Familiarity with Swagger, DataTables, Newtonsoft.Json, and Font Awesome; * Experience with legacy applications or monolithic architectures; * Hands-on experience with manual compilation, publishing, and deployment processes; * Knowledge of business rules related to financial products and operations. ✨ Behavioral Profile * Analytical and investigative mindset, with strong problem root-cause identification and solution proposal skills; * Organized and detail-oriented, especially when working with mission-critical systems; * Proactive and autonomous in driving development and support activities; * Strong communication skills for effective collaboration with technical and business teams; * Ability to understand requirements and translate business needs into technical solutions; * Commitment to deadlines, quality, and stability of deliverables; * Collaborative mindset with willingness to share knowledge within the team; * Flexibility to work with both legacy systems and new implementations; * Sense of responsibility and diligence when handling financial-sector applications; * Interest in documenting processes, technical decisions, and application knowledge. **Technologies Used in the Project** C\#; ASP.NET Framework 4\.7; .NET Core; ASP.NET Web Forms; JavaScript, HTML, and CSS; jQuery, Bootstrap, and DataTables; SQL Server and Oracle; REST APIs and web services; Windows Services and Hangfire; IIS; Visual Studio 2022; Git and GitLab; Swagger; Newtonsoft.Json; Font Awesome.