Software Engineer III

Minnesota - Software Engineer

Hollstadt Overview

Hollstadt Consulting is a management and technology consulting firm dedicated to placing professionals at engagements where they will excel. When you work with us, you’ll work with a refreshingly real company led and staffed by seasoned experts who are also down-to-earth, good people. We’re committed to treating you with respect and helping you achieve your career aspirations.

Since 1990, Hollstadt has been a trusted partner to more than 150 domestic and global companies and has successfully completed over 3,000 projects. Our continued growth has created challenging and rewarding opportunities for accomplished IT and Business Consultants. Hollstadt Consulting is an equal opportunity employer including disability/veteran.

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Job Description

Role: Software Engineer III

Contract: 6 months contract to hire

Location: Remote

Rate: $65/hr W2

Overview

We are seeking a highly skilled and experienced Software Engineer III to design, develop, and modernize scalable cloud applications. This role requires strong technical proficiency in .NET technologies, Azure services, and secure application architecture. You will play a key role in building and evolving high-performance systems, contributing to architectural discussions, and upholding high standards of security, maintainability, and performance across our platforms.

Key Responsibilities

Cloud Application Development

• Design and develop scalable, reliable web applications using C#, .NET (Full Framework and Core), and Azure App Services.
• Modernize and maintain legacy ASP.NET Web Forms systems while integrating new RESTful APIs and microservices.
• Collaborate closely with product owners and technical leads to translate business requirements into efficient, maintainable code.
• Ensure consistency and alignment with established architectural guidelines and coding standards.

Secure Application Architecture

• Implement secure coding practices across all layers of the application stack.
• Integrate and manage application secrets, certificates, and cryptographic keys using Azure Key Vault.
• Ensure all API integrations comply with authentication, authorization, and data protection standards.
• Collaborate with security teams to align development with compliance and organizational security policies.

Data Security & Compliance

• Implement and maintain data protection strategies, including encryption, tokenization, and secure data storage.
• Support compliance with PCI DSS and other regulatory standards.
• Participate in internal audits and contribute to remediation planning and secure data handling improvements.

Observability & Operational Excellence

• Implement and maintain monitoring, logging, and diagnostics using Azure Monitor and Application Insights.
• Proactively identify, investigate, and resolve performance or reliability issues using telemetry data.
• Support continuous improvements to observability standards and best practices.

CI/CD and DevOps Practices

• Contribute to the development and maintenance of CI/CD pipelines in Azure DevOps, supporting automated builds, testing, and deployments.
• Collaborate with DevOps engineers to improve pipeline reliability and reduce manual deployment steps.
• Troubleshoot environment-specific issues across development, staging, and production.

Code Quality & Collaboration

• Write clean, testable, and maintainable code with a focus on readability, performance, and security.
• Participate in peer code reviews, providing constructive feedback and enforcing high standards.
• Collaborate effectively with teammates across U.S. and China time zones using asynchronous communication tools.
• Contribute to a culture of shared ownership, continuous improvement, and respectful collaboration.

Qualifications

• Extensive hands-on experience developing cloud-native applications using .NET and Azure.
• Strong understanding of secure software design principles and **regulatory compliance…