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Job Title: Lead Developer
Department: IT
Location: Remote
FLSA Status: Exempt

Position Summary:

As a Lead Developer for Colony Ridge, you will be responsible for mentorship and technical management of a small development team. You will participate in code review, collaborative design with business leaders and the software architect, and assist in testing, debugging and optimization.

Key Responsibilities:

• N-Tier & Clean Architecture – Proven experience layering Presentation, Application, Domain, and Infrastructure with enforced boundaries
• Asynchronous Programming – Mastery of async/await to avoid deadlocks and thread-pool starvation
• SOLID & Clean Code – Writing maintainable, testable code and enforcing separation of concerns
• Unit & Integration Testing – Mocking repositories and services, testing authorization flows end-to-end
• RBAC Design – Modeling Roles, Permissions, Access Levels, per-user overrides, and encoding/decoding claims
• Leadership & Mentorship – Consulting on architecture and technology decisions, conducting thorough code reviews, and writing clear design documentation.

Knowledge and Experience:

• C# / .NET Core (6+) – Deep expertise building and maintaining large-scale ASP NET Core MVC apps
• Entity Framework Core – Mastery of Code-First, Db Context configuration, fluent API (On Model Creating), migrations, and performance tuning
• Repository & Unit-of-Work Patterns – Designing async repositories, DI of Db Contexts, and ensuring transactional integrity
• SQL Server & T-SQL – Strong schema design (GUID keys, junction/lookup tables), stored procedures (e.g. spGetCustomPermissionMappingTableByContactInfoId), and query tuning
• Microsoft DI & Autofac – Configuring services.Add…(), builder.RegisterModule(), and module-based registration
• Service Abstraction – Defining and consuming interfaces (IService/IRepository) and swapping in mock implementations
• ASP NET Core Middleware – Building and ordering custom middleware (UseAuthentication(), UseMiddleware<ApiKeyValidatorsMiddleware>(), UseEasyQuery(), etc.)
• Claims-Based Security – Implementing IClaimsTransformation to enrich principals, custom [ClaimRequirement] attribute + IAuthorizationFilter, and view-level helpers (ViewHelpers.isAuthorized)
• Identity Protocols – Windows/IIS (Negotiate) and OIDC/Azure AD via Microsoft.Identity.Web
• CORS & API-Key Strategy – Configuring named CORS policies and custom API-Key validation middleware
• Razor & MVC Views – Securely surfacing or hiding UI elements based on ClaimsPrincipal
• ViewModels & AutoMapper – Mapping domain entities to clean view models
• Telerik Kendo UI for jQuery & ASP NET MVC – Configuring/customizing Kendo Grid, Charts, DropDowns, DatePickers; defining DataSource transports with server-side paging/sorting/filtering; using Kendo MVVM or TagHelpers; optimizing large datasets (virtual scrolling, aggregates, custom commands); managing scripts/styles, theming, localization; troubleshooting JS event pipelines and async data binding
• JavaScript & DOM Manipulation – Deep understanding of the browser DOM API (selectors, events, node manipulation, attributes/styles); proficiency with ES6+, promises/async, and cross-browser compatibility; optimizing reflows/repaints, debouncing, throttling, minimizing layout thrashing
• jQuery – Using selectors, event delegation, AJAX, and plugins to interact with Kendo widgets and legacy code
• EasyQuery or equivalent – Integrating dynamic query endpoints
• Logging & Auditing – Implementing custom SaveChangesAsync overrides for audit trails and using a separate LoggingContext
• JWT – Generating HMAC-SHA256 tokens (GetToken), managing symmetric keys, and shaping payloads
• Background/Scheduled Tasks – Familiarity with Quartz or equivalent scheduling frameworks
• Cloud/DevOps – Deploying to Azure App Services, managing secrets (Key Vault, environment variables), and designing CI/CD pipelines
• Background/Scheduled Tasks – Familiarity with Quartz or equivalent scheduling framework