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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Full Stack .NET Developer - **Company:** TECKPert, LLC - **Location:** Miami, FL, United States (Remote available) - **Experience:** Expert - **Salary:** $125,000.0 - $145,000.0 - **Contract:** Contract - **Skills:** Microsoft Access, JavaScript (Programming Language), .NET Framework, C Sharp (Programming Language), Information Systems, Databases, Data Integrity, Extract Transform Load (ETL), Data Transformation, Data Migration, Data Systems, Relational Databases, Github, JQuery, Microsoft SQL Server, Model View Controller (MVC), Oracle (Applications), Standard Sql, SQL Stored Procedures, PL-SQL, SQL Server Reporting Services, SQL Server Integration Services, Systems Integration, Web Applications, Enterprise Software Applications, Database Optimization, SOAPAPI, Information Technology, Legacy Systems - **Published:** May 19, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=29405539425794ed ## About the Role * Bachelor's degree in Business Administration, Computer Science, Information Systems, or related field (or equivalent experience) * Minimum 7 years of experience developing applications using C# and the .NET framework * Minimum 5 years of experience working with relational databases, including Oracle and SQL Server * Minimum 4 years of experience writing PL/SQL, stored procedures, and optimizing database queries * Minimum 4 years of experience designing and implementing ETL solutions using SSIS * Minimum 5 years of experience building and consuming REST or SOAP APIs * Minimum 5 years of experience working on enterprise application development projects * Experience implementing MVC architecture in web applications * Experience working on large-scale system integrations and data migration initiatives * Strong experience with JavaScript and jQuery for web-based applications * Strong communication and collaboration skills Preferred Qualifications * Experience working in government or public sector environments * Experience with permitting systems, land management systems, or regulatory workflow applications * Experience working with platforms such as EnerGov, Accela, or similar permitting solutions * Experience modernizing legacy systems such as MS Access or mainframe applications * Experience with workflow automation and business process optimization ## Description TECKpert is seeking a Senior Full Stack .NET Developer to support our client, a government agency in Miami, FL. This role will focus on modernizing legacy systems and migrating data into a centralized enterprise platform while ensuring data integrity, performance, and scalability. The ideal candidate will have strong experience in .NET development, database programming, ETL processes, and enterprise system integration, along with the ability to work on large-scale modernization initiatives. This role will support enterprise permitting and inspection systems, including the modernization and migration of legacy applications into a centralized platform supporting county-wide permitting workflows. Job duties include, but are not limited to: * Develop and maintain applications using C# and the .NET framework * Design and implement solutions for migrating legacy systems including MS Access and mainframe environments * Build and maintain REST and SOAP APIs for system integration * Develop and optimize database solutions using Oracle and SQL * Design and implement ETL processes using SSIS for data transformation and migration * Develop reports and data solutions using SSRS * Implement MVC architecture and modern development practices * Collaborate with business and technical stakeholders to translate requirements into technical solutions * Support automation of workflows and business processes * Ensure system performance, scalability, and data integrity throughout the migration lifecycle, To ensure the integrity of our recruitment process, please note the following requirements: * Resume Formatting: Ensure your resume is clearly formatted and includes all relevant details. Applications with poorly formatted resumes or missing critical information will be rejected without review. * Verification Information: To help verify your identity, please include a link to your LinkedIn profile, GitHub repository (for technical roles), or other professional profiles that can substantiate your experience and verify your identity. * Fraudulent Submissions: We take candidate verification seriously. Submitting fraudulent information, fake resumes, or any attempt to deceive will result in immediate disqualification from the process. Fraudulent applications may also be referred to the appropriate authorities for further action. ## Related Videos - [Why Your Best Mediors Never Become Seniors (And How to Fix It)](https://www.wearedevelopers.com/videos/2108-why-your-best-mediors-never-become-seniors-and-how-to-fix-it) - [Innovating Developer Tools with AI: Insights from GitHub Next](https://www.wearedevelopers.com/videos/1268-innovating-developer-tools-with-ai-insights-from-github-next) - [WeAreDevelopers LIVE - the weekly developer show with Chris Heilmann and Daniel Cranney](https://www.wearedevelopers.com/videos/1309-wearedevelopers-live-the-weekly-developer-show-with-chris-heilmann-and-daniel-cranney) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [Bringing AI Model Testing and Prompt Management to Your Codebase with GitHub Models](https://www.wearedevelopers.com/videos/1536-bringing-ai-model-testing-and-prompt-management-to-your-codebase-with-github-models) - [Meta Harnesses: What the JS Framework Wars Teach Us About What Is Next for AI Agents](https://www.wearedevelopers.com/videos/100353-meta-harnesses-what-the-js-framework-wars-teach-us-about-what-is-next-for-ai-agents) ## Related Articles - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers)