> Markdown version of [/jobs/ext/2968303-senior-software-engineer-net](https://www.wearedevelopers.com/jobs/ext/2968303-senior-software-engineer-net). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Engineer - .NET - **Company:** Auctane, Inc. - **Location:** Austin, TX, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** ASP.NET, JavaScript (Programming Language), .NET Framework, Application Programming Interfaces (APIs), Artificial Intelligence, Amazon Web Services, Amazon Cloudfront, Amazon Elastic Compute Cloud, Amazon S3, Unit Testing, C Sharp (Programming Language), Software Quality, Code Review, Computer Programming, Relational Databases, Database Design, Software Design Patterns, DevOps, Distributed Systems, Entity Framework, Mobile Application Software, NoSQL, OAuth, Performance Tuning, Queueing Systems, Redis, SQL Databases, Systems Architecture, TypeScript, Data Logging, GitHub Copilot, ReactJS, Caching, Backend, Git, Cloudformation, Event Driven Architecture, Amazon Relational Database Service, Containerization, Material UI, Integration Tests, Information Technology, Maintaining Code, Front End Software Development, Api Design, Api Gateway, Restful APIs, Amazon Simple Queue Service (SQS), Terraform, Docker, Microservices - **Published:** September 17, 2026 - **Apply:** https://jobs.localjobnetwork.com/apply/add/87948280/1 ## About the Role * .NET - Strong proficiency in .NET, including ASP.NET Core, Entity Framework Core, and building RESTful APIs. Experience with C# design patterns and async programming * AWS - Hands-on experience deploying and managing services on AWS, including EC2, Lambda, RDS, S3, CloudFront, SQS and API Gateway. Familiarity with infrastructure as code (Terraform, CloudFormation or CDK) * React - Some experience with front-end JavaScript component libraries such as React. Additional Skills: * Background in DevOps practice * Strong understanding of database design (both SQL and NoSQL) * Experience with containerization (Docker) and orchestration * Knowledge of authentication/authorization patterns (OAuth, JWT) * Understanding of microservices architecture and distributed systems * Proficiency with Git and CI/CD pipelines * Experience with monitoring, logging, and performance optimization Nice to Have * TypeScript * Experience with event-driven architectures and message queues * Knowledge of caching strategies (Redis, CDN) * Background in DevOps practices We embrace AI-assisted development and expect our engineers to leverage these tools effectively. You should be comfortable using AI coding assistants (like GitHub Copilot, Claude, or similar tools) to accelerate development while maintaining code quality and security standards. Experience integrating AI capabilities into applications (OpenAI API, Claude API, or AWS Bedrock) is a plus. We value engineers who can critically evaluate AI-generated code, understand when to use these tools, and when human expertise is essential., * 4+ years of backend development experience * Bachelor's Degree in Computer Science * Proven track record of building and scaling production applications * Strong problem-solving abilities and attention to detail * Experience mentoring junior developers * Demonstrated ability to use AI tools responsibly to enhance productivity ## Description We're seeking an experienced Senior Software Engineer - .NET to join our engineering team. In this role, you'll architect and build scalable backend systems that power our applications, working across our modern tech stack to deliver robust, high-performance solutions. This position is focused on the ShipStation APIbrand. This position is hybrid (3 days per week in office - Tuesday through Thursday) and is located in Austin, TX. What will you be doing? You'll design and implement backend services and APIs that serve millions of requests, working closely with frontend teams to create seamless user experiences. Your work will involve building new features, optimizing existing systems, and making key architectural decisions that shape our platform's future. You'll mentor other engineers, participate in code reviews, and help establish best practices across the team. * System Architecture & Design: Architect, build, and maintain scalable, robust backend services and microservices using C# and .NET. * API Development: Create and consume secure REST APIs for seamless communication between backend services and front-end/mobile applications. * Database Management: Design, query, and optimize relational databases (both SQL and NoSQL). * Code Quality & Best Practices: Conduct rigorous code reviews, enforce engineering standards, and write clean, maintainable, production-ready code. * Mentorship: Provide technical guidance, support, and mentorship to mid-level and junior developers. * DevOps & Cloud: Collaborate with the infrastructure team to configure CI/CD pipelines, deploy applications to the cloud (AWS), and maintain different environments. * Testing: Develop and maintain unit tests and integration tests to ensure application reliability. ## Related Videos - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Reducing LLM Calls with Vector Search Patterns - Raphael De Lio (Redis)](https://www.wearedevelopers.com/videos/1714-reducing-llm-calls-with-vector-search-patterns-raphael-de-lio-redis) - [Keeping applications secure by evolving OAuth 2.0 and OpenID Connect](https://www.wearedevelopers.com/videos/100152-keeping-applications-secure-by-evolving-oauth-2-0-and-openid-connect) - [Hiring AI Native Talents](https://www.wearedevelopers.com/videos/100268-hiring-ai-native-talents) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) - [Are We All Prompt Engineers? How AI Changed What It Means to Build Software](https://www.wearedevelopers.com/videos/1980-are-we-all-prompt-engineers-how-ai-changed-what-it-means-to-build-software) ## Related Articles - [Navigating the AI Shift](https://www.wearedevelopers.com/magazine/629-navigating-the-ai-shift) - [What is Software Engineering in the Age of AI?](https://www.wearedevelopers.com/magazine/640-what-is-software-engineering-in-the-age-of-ai) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Transforming Software Development: The Role of AI and Developer Tools](https://www.wearedevelopers.com/magazine/527-transforming-software-development-the-role-of-ai-and-developer-tools) - [What is Agentic Programming and Why Should Developers Care?](https://www.wearedevelopers.com/magazine/625-what-is-agentic-programming-and-why-should-developers-care) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers)