.NET Lead Architect

Job Title: C# / .Net Lead/ Architect - Senior Software Engineer

Location: Lewisville TX / Onsite (Internal Project)

In person Interview required

Summary

The Senior Software Engineer is a hands-on technical contributor responsible for building and maintaining automation solutions on our cloud-native platform. This role requires strong software engineering fundamentals combined with cloud architecture knowledge—you'll be writing C# backend APIs, TypeScript custom nodes, Infrastructure-as-Code, and designing event-driven workflow architectures.

Duties and Responsibilities

• Implement CQRS handlers using MediatR pattern
• Build ASP.NET Core Web API endpoints with Controllers pattern
• Implement Entity Framework Core data access layer
• Build custom n8n nodes for enterprise integrations
• Design and implement n8n workflows for business process automation including email processing, document routing, data synchronization, and API integrations
• Translate business requirements into technical workflow specifications with data flow diagrams and sequence diagrams
• Implement complex data transformations using JavaScript/Python code nodes
• Design event-driven architectures using Service Bus triggers and webhook patterns
• Optimize workflow performance through batch sizing, parallel processing, and work distribution
• Apply data/control plane separation: store large data in Data Tables/SQL/Blob Storage, pass references in messages
• Implement error handling strategies including retry logic, dead-letter queue handling, and compensating transactions
• Write workflow documentation including data schemas, error scenarios, and operational runbooks
• Troubleshoot production issues including workflow failures, API integration errors, and Azure service connectivity
• Conduct code reviews for peer pull requests focusing on code quality, security, and architectural patterns
• Contribute to platform improvements including CI/CD pipeline enhancements, observability, and developer tooling
• Document technical designs, API contracts, and integration patterns

Qualifications

Education and/or Experience: 

Required:

• Bachelor's degree in Computer Science, Software Engineering, Information Systems, or related technical field; or equivalent professional experience with demonstrable software development skills
• A minimum of 4 years of professional software development experience building web applications, APIs, or distributed systems
• A minimum of 2 years of experience with cloud platforms (Azure preferred, AWS/GCP acceptable with Azure learning commitment)
• Experience with at least one of: ASP.NET Core or Node.js, Spring Boot, Django, or equivalent backend framework
• Understanding of object-oriented programming principles (SOLID, DRY, KISS), Async/await patterns, Task-based asynchronous programming, Dependency injection, inversion of control, LINQ queries and lambda expressions
• Basic understanding of Entity Framework Core or similar ORM
• Proficiency with TypeScript including types, interfaces, generics, and decorators
• Node.js development: Async programming with Promises and async/await, REST API consumption using fetch/axios/http clients
• Unit testing with xUnit, Jest, or equivalent testing frameworks
• Hands-on experience with at least 3 of the following: Azure Container Apps or Azure App Service, Azure Storage, Azure SQL Database or Azure PostgreSQL, Azure Key Vault, Azure Service Bus, Application Insights
• Docker fundamentals (Dockerfile, image building, container running)
• CI/CD pipeline concepts (build, test, deploy stages)
• Azure DevOps or GitHub Actions experience (modifying YAML pipelines)
• Distributed Systems Understanding: Asynchronous messaging patterns, API integration, Error handling, Idempotency, Data consistency, Observability
• Experience with n8n, Zapier, Make, Power Automate, Apache Airflow, Temporal, or Prefect

Preferred:

• Experience with Microsoft Graph API, Redis, .NET Aspire, MediatR, FluentValidation and Polly
• Azure certifications: AZ-204 (Developing Solutions for Microsoft Azure), AZ-104 (Azure Administrator)
• Azure networking: Understanding of VNETs, private endpoints, Network Security Groups, and DNS resolution
• Professional services industry experience (legal, financial services, accounting, consulting)
• Data integration: ETL patterns, data mapping, schema transformation, data quality validation
• Security and compliance: Understanding of data privacy, PII handling, audit logging, and SOC 2 requirements

Other Skills and Abilities:

The following will also be required of the successful candidate:

• Strong organizational skills
• Strong attention to detail
• Good judgment
• Strong interpersonal communication skills
• Strong analytical and problem-solving skills
• Able to work harmoniously and effectively with others
• Able to preserve confidentiality and exercise discretion
• Able to work under pressure
• Able to manage multiple projects with competing deadlines and priorities