Software Engineer - Front-End Focus (.NET)

ArcheSys is hiring a Software Engineer – Front-End Focus (.NET) to build responsive, accessible web applications and connect them with .NET services and APIs. The role focuses on React and Next.js development, Azure integrations, API work, and automated application delivery.

Responsibilities

• Design, develop, and deploy highly responsive web applications, user interfaces, and supporting backend APIs using React, Next.js, and the .NET framework
• Collaborate closely with stakeholders (e.g., business stakeholders, product owners, UX/UI designers, and end users) to translate functional requirements and wireframes into elegant, accessible code
• Implement robust client-side routing, state management, and styling architectures to optimize application performance and responsive layouts
• Integrate frontend applications seamlessly with Azure cloud services and secure RESTful APIs
• Manage CI/CD pipelines using TFS and Octopus Deploy to ensure smooth and automated application delivery
• Identify front-end performance bottlenecks, debug complex UI/UX or API issues, and devise clean, maintainable solutions
• Champion front-end best practices, including code reusability, semantic HTML, modern CSS methodologies, and strict web accessibility standards

Preferred

• Strong expertise in .NET Core, especially for web API development and integration
• PA11Y (nice to have)
• Razor and Blazor (nice to have)
• Proficiency in front-end development using TypeScript to enforce type safety across modern JavaScript frameworks
• Strong expertise in .NET Core for modular web API development and microservices integration
• Strong understanding of Azure DevOps for CI/CD, automated testing, and infrastructure as code
• Experience with Azure Cognitive Services for building AI-driven or predictive features within user interfaces
• Hands-on experience with Azure serverless architectures, including Azure Functions and Logic Apps
• Knowledge of containerization using Docker and orchestration with Kubernetes, especially Azure Kubernetes Service (AKS)
• Strong grasp of front-end design patterns, SOLID principles, and clean coding practices
• Experience understanding OAuth2.0 and OpenID Connect protocols for client-side authentication flow
• Knowledge of modern authentication and authorization mechanisms, including Azure Active Directory and Azure AD B2C
• Ability to optimize web performance, core web vitals, and application scalability in a cloud environment
• Ability to work independently, act as a self-starter, and operate proactively
• Strong analytical and problem-solving skills; logical thinker with an intellectual curiosity for emerging frontend trends
• .NET Core
• Web API Development
• PA11Y
• Razor
• Blazor
• TypeScript
• JavaScript Frameworks
• Modular Architecture
• Microservices Integration
• Azure DevOps
• Automated Testing
• Infrastructure as Code
• Azure Cognitive Services
• AI-Driven Features
• Predictive Features
• User Interface Development
• Azure Serverless Architecture
• Logic Apps
• Docker
• Kubernetes
• Azure Kubernetes Service
• Front-End Design Patterns
• SOLID Principles
• Clean Coding Practices
• OAuth 2.0
• OpenID Connect
• Client-Side Authentication
• Authentication
• Authorization
• Azure Active Directory
• Azure AD B2C
• Web Performance Optimization
• Core Web Vitals
• Application Scalability
• Cloud Environments
• Emerging Front-End Trends
• Independent Work
• Self-Starter
• Proactive
• Analytical Thinking
• Problem-Solving
• Logical Thinking
• Intellectual Curiosity

Benefits

• Health reimbursement
• Retirement plan
• Generous paid time off
• Flexible work arrangements, including remote work options
• Continuous learning and development opportunities, including access to training resources and professional development programs
• A collaborative and inclusive work environment that values diversity and encourages growth

Company

• Public sector digital strategy and product development services
• Rosedale, Maryland, USA
• https://archesys.io/
• Founded in 2019
• 11-50 employees

Qualifications

• Candidates MUST have lived in the U.S. for at least 3 of the past 5 years and be authorized to work in the U.S. (Citizen, Permanent Resident, or EAD)
• This position does not offer any type of sponsorship. Candidates must already be authorized to work in the U.S. (e.g., Citizen, Permanent Resident, or EAD)
• Public Trust Clearance (or ability to obtain)
• Core MVC ASP.NET
• React, Next JS
• Web development CSS
• Accessibility ARIA, etc
• Security/Auth
• Comfortable with Agentic AI -assisted development
• Must be able to attain low-level security clearance
• Bachelor's degree in Computer Science, Engineering, or a related field
• Minimum of 3-7 years of hands-on experience in full-stack development with a heavy emphasis on modern front-end frameworks and .NET/Azure cloud solutions
• Deep proficiency in the .NET framework, especially in ASP.NET Core, MVC, Entity Framework, and LINQ
• Demonstrable experience integrating front-end clients with Azure services such as Azure Web Apps, Azure Functions, and Azure SQL Database
• Hands-on experience with version control tools, preferably Git
• Practical experience managing or interacting with CI/CD tools like Team Foundation Server (TFS) and Octopus Deploy
• Solid experience with SQL database design, optimization, and querying techniques to support data-driven UI components
• Strong proficiency in developing, integrating, and managing secure RESTful APIs
• Previous work in an agile environment and a thorough understanding of Scrum or other agile methodologies
• Familiarity with web application security standards and protocols, including but not limited to OAuth, JWT, and secure coding best practices
• Exceptional verbal and written communication abilities to effectively bridge the gap between technical implementation and non-technical business needs
• Strong expertise in .NET Core, especially for web API development and integration
• PA11Y (nice to have)
• Razor and Blazor (nice to have)
• Proficiency in front-end development using TypeScript to enforce type safety across modern JavaScript frameworks
• Strong expertise in .NET Core for modular web API development and microservices integration
• Strong understanding of Azure DevOps for CI/CD, automated testing, and infrastructure as code
• Experience with Azure Cognitive Services for building AI-driven or predictive features within user interfaces
• Hands-on experience with Azure serverless architectures, including Azure Functions and Logic Apps
• Knowledge of containerization using Docker and orchestration with Kubernetes, especially Azure Kubernetes Service (AKS)
• Strong grasp of front-end design patterns, SOLID principles, and clean coding practices
• Experience understanding OAuth2.0 and OpenID Connect protocols for client-side authentication flow
• Knowledge of modern authentication and authorization mechanisms, including Azure Active Directory and Azure AD B2C
• Ability to optimize web performance, core web vitals, and application scalability in a cloud environment
• Ability to work independently, act as a self-starter, and operate proactively
• Strong analytical and problem-solving skills; logical thinker with an intellectual curiosity for emerging frontend trends
• Candidates MUST have lived in the U.S. for at least 3 of the past 5 years and be authorized to work in the U.S. (Citizen, Permanent Resident, or EAD).
• Minimum of 3-7 years of hands-on experience in full-stack development with a heavy emphasis on modern front-end frameworks and .NET/Azure cloud solutions.

Required skills

• , React, Next.js, ASP.NET Core MVC, .NET, CSS, ARIA and Web Accessibility, Entity Framework, LINQ, SQL, TFS and Octopus Deploy, OAuth and JWT

Preferred skills

• PA11Y (nice to have), Razor and Blazor (nice to have)

Experience

• 3-7 years