Sr. C# / .NET Developer

Delan Associates, Inc; Las Vegas (NV); Remote; USD 120,000 - 160,000; Full time

Job summary

Delan Associates, Inc is seeking a Sr. C# / .NET Developer for a remote contract role (EST/CST zone candidates only). You will contribute to a full-stack solution built with C#/.NET 8, ASP.NET Core Web API, EF Core, and AWS Lambda on the backend, and a React/TypeScript SPA on the frontend.

The team uses CDK, S3, API Gateway, Secrets Manager, CloudFront, SQS and GitLab CI/CD to run end-to-end pipelines. Live coding assessments are part of the interview process, and PCI/payments compliance

Qualifications

• Ten plus years of software development experience.
• Strong C# and .NET 8+ background.
• Experience with ASP.NET Core Web API and EF Core.
• AWS Lambda serverless deployment experience.
• Front-end stack: React, TypeScript, Redux Toolkit.
• AWS services: S3, API Gateway, Secrets Manager, CloudFront, SQS.
• GitLab CI/CD pipelines experience.
• PCI or payments compliance experience.
• Ability to collaborate across teams and participate in code reviews.

Responsibilities

• Full-stack development with C#/.NET and React/TypeScript.
• Design, code, configure, test, debug and document systems per lifecycle.
• Prepare technical design specs from requirements.
• Review requirements and design documents, provide feedback.
• Collaborate with teams; participate in architecture and code reviews.
• Maintain operational and system level documentation.
• Participate in PCI/payments compliance efforts.

Skills

C#

.NET

ASP.NET Core

React

TypeScript

AWS

CDK

SQL Server

REST APIs

Unit Testing

Tools

Entity Framework Core

AWS Lambda

GitLab CI/CD

CDK

Job description

Job Title: Sr. C# / .NET Developer

Location: Remote (EST/CST zone candidates Only)

Duration: 6+ months Contract

MOI: Phone/Video (MSTeams)

Job Description

Live, Technical Hands On

THERE WILL BE LIVE CODING ASSESSMENT - NO EXCEPTIONS

This is a full stack opportunity built around C# and .NET 8, ASP.NET Core Web API, and Entity Framework Core on the backend, deployed as AWS Lambda functions defined through CDK, with a React, TypeScript, and Redux Toolkit SPA on the front end. The broader AWS surface includes API Gateway, S3, CloudFront, Secrets Manager, and SQS, with GitLab CI/CD carrying the pipeline end to end. Expect some of the conversation to touch on how you communicate and coordinate across teams, not just how you write code in isolation.

Job Description Reference

C# and .NET 8 or later, ASP.NET Core Web API, Entity Framework Core, AWS Lambda serverless deployment. React, TypeScript, and Redux Toolkit for SPA development. AWS services including CDK, S3, API Gateway, Secrets Manager, CloudFront, and SQS, along with GitLab CI/CD pipelines. Follows the company software development lifecycle to design, code, configure, test, debug, and document system and application programs. Prepares technical design specifications based on functional requirements and analysis documents. Reviews functional requirements, analysis, and design documents and provides feedback. Collaborates with other development staff to achieve quality and consistency. Participates in architecture, design, and code reviews. Develops and maintains operational and system level documentation. Ten plus years of experience. PCI or PAYMENTS COMPLIANCE EXPERIENCE AND AMAZON CDK EXPERIENCE.