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Tellus Solutions

Sr. C#/.Net Developer

Tellus Solutions, Miami, Florida, us, 33222

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Job Description: Project Scope:

We are seeking experienced Systems Modernization Consultants to support the transition of legacy systems-including PEN, MS Access, and Mainframe-into the GoldKey platform. The consultants will play a key role in maintaining data integrity and validation throughout the migration process. They will also be responsible for embedding Impervious Surface Reviews into Paving & Drainage workflows, optimizing the Building Permit process, and implementing automated workload assignment features.

Roles/Responsibilities:

Migrate and modernize legacy systems (PEN, MS Access, Mainframe) into the GoldKey platform. Ensure data integrity, validation, and system compatibility during migration. Integrate Impervious Surface Reviews into existing Paving & Drainage workflows. Optimize the Building Permit review and approval process. Design and implement features for automated workload assignments.

Support compliance with:

Impervious surface review regulations Environmental and historical preservation requirements Municipal Sewer Extension Permits Collaborate with county analysts, stakeholders, and vendors throughout the project lifecycle.

Mandatory Skills:

C# / .NET Framework: Proficiency in OOP, debugging, and clean code practices. JavaScript & jQuery: Strong understanding of core JS, DOM manipulation, AJAX, and asynchronous programming. Oracle / SQL (PL/SQL): Expertise in writing optimized queries, stored procedures, and maintaining normalized databases. MVC Frameworks: Experience in implementing MVC architecture with routing and security best practices. Windows & Web Services: Development experience with Windows applications, RESTful/SOAP APIs, and secure authentication. SSIS / SSRS: Deep understanding of ETL processes, report design, deployment, and performance tuning. System Integration: Proven experience with large-scale system modernization and multi-application integration. Process Automation: Ability to implement automated online submission, tracking, invoicing, payments, and ECM integration.

Desirable Skills:

Experience working on government or municipal permitting systems. Strong written and verbal communication skills. bility to collaborate effectively with cross-functional teams and external partners. Prior work in government agencies or organizations managing large-scale data migrations and system integrations preferred.