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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Application Architect / Lead Developer - **Company:** Cornerstone Barricades - **Location:** United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Adobe Analytics, ASP.NET, Microsoft Word, .NET Framework, Application Programming Interfaces (APIs), Amazon Web Services, Applications Architecture, Component-Based Software Engineering, Architectural Patterns, Audit Trail, User Authentication, Automation of Tests, C Sharp (Programming Language), Software as a Service, Cloud Computing, Code Review, Databases, Continuous Integration, Data Architecture, Relational Databases, Fault Tolerance, Identity and Access Management, JSON, Software Engineering, SQL Databases, Systems Integration, Web Content Accessibility Guidelines, Web Applications, Web Services, Extensible Markup Language (XML), Enterprise Software Applications, .NET Core, Data Ingestion, Microsoft Power Automate, System Availability, Concurrency, Low-code, Enterprise Integration, Restful APIs, Software Version Control, Devsecops, Powerapps - **Published:** August 26, 2026 - **Apply:** https://estradaci.betterteam.com/application-architect-lead-developer-hands-on-coding-(ref-5777)/apply/standard ## About the Role * 12-15+ years of professional software/application development experience. * 5-7+ years serving as a technical lead, lead developer, solution architect, or application architect on enterprise application-development projects. * Strong hands-on development experience with C#, .NET/.NET Core, ASP.NET and modern web application architecture. * Demonstrated experience architecting and developing cloud-based enterprise applications. * Strong experience with AWS services and cloud application architecture. * Experience with Microsoft Power Platform, including Power Apps, Power Automate and/or related Microsoft low-code technologies. * Strong REST API, web services, systems integration, JSON and XML experience. * Experience designing workflow-driven or case management/business-process applications. * Experience with relational databases, data modeling, SQL and enterprise data architecture. * Experience implementing identity management, authentication, authorization and role-based security. * Experience architecting highly available, scalable applications supporting concurrent users and critical business operations. * Experience with CI/CD, automated testing, source control, DevSecOps and modern software-development practices. * Experience designing accessible web applications compliant with WCAG/Section 508 standards. * Experience modernizing or replacing legacy enterprise applications. * State/local government application-development experience strongly preferred. * Experience with legislative, regulatory, fiscal, policy-analysis, document-management, case-management, or similarly complex government business processes is preferred. ## Description Estrada Consulting, Inc. is seeking a hands-on Application Architect / Lead Developer to provide technical architecture, solution design, and senior-level application development for the modernization and replacement of a complex state-government legacy application. This position will serve as the technical lead while remaining actively involved in application design, coding, integration development, code review, troubleshooting, and proof-of-concept development. The Architect will lead the design and implementation of a secure, scalable, highly available cloud-based solution supporting complex business workflows, document generation, reporting, integrations, role-based access, auditability, and high-volume transactional processing. The solution is expected to operate reliably during critical peak periods, integrate with internal and external government systems, support long-term maintainability, and meet applicable security and accessibility requirements., * Serve as the hands-on technical architect and lead developer for a custom cloud-based enterprise application. * Design the overall application, integration, security, data, and deployment architecture. * Perform hands-on development using C#/.NET and related modern web application technologies. * Design cloud-native application components and deployment patterns, preferably within AWS. * Evaluate and incorporate Microsoft Power Platform/low-code capabilities where appropriate to support workflows, automation, integration, reporting, or business functionality. * Develop prototypes and proof-of-concept functionality demonstrating the proposed architecture and solution. * Establish application development standards, architectural patterns, coding standards, reusable components, and technical governance. * Design scalable workflows supporting assignment, review, approval, collaboration, notifications, deadlines, and workload management. * Architect secure integration services and APIs connecting the application to external and internal systems. * Design automated data ingestion and processing capabilities, including structured data and XML-based exchanges. * Architect document-generation capabilities supporting XML, Microsoft Word, and PDF outputs. * Design role-based security, permissions, audit logging, data protection, and sensitivity-based access controls. * Ensure the solution supports high availability, scalability, concurrency, autosave, fault tolerance, and session-critical operations. * Lead database and data-model design supporting transactional processing, historical information, reporting, auditability, and system integrations. * Design reporting and dashboard capabilities supporting operational, management, workload, and executive decision-making. * Conduct code reviews and provide technical direction and mentoring to Senior Developers and Developers. * Troubleshoot complex application, performance, integration, and production issues. * Ensure architecture and development comply with WCAG 2.2 Level AA accessibility requirements. * Produce architecture diagrams, technical specifications, deployment documentation, interface specifications, and operational documentation. * Support knowledge transfer to state technical personnel to enable long-term maintenance and operational independence. ## Related Videos - [Architectures that we can use with .NET](https://www.wearedevelopers.com/videos/935-architectures-that-we-can-use-with-net) - [Reimagining app development with Low-code and AI](https://www.wearedevelopers.com/videos/1651-reimagining-app-development-with-low-code-and-ai) - [Building Multi-Tenant ASP.NET Core Applications: Best Practices and Real-World Solutions](https://www.wearedevelopers.com/videos/1552-building-multi-tenant-asp-net-core-applications-best-practices-and-real-world-solutions) - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [Dynamic Entities in .NET: Building Low-Code Systems on Top of Entity Framework Core](https://www.wearedevelopers.com/videos/100218-dynamic-entities-in-net-building-low-code-systems-on-top-of-entity-framework-core) - [What If Apps Built Themselves? 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