AWS-Certified Solutions Architect & DevOps Engineer

I Build Cost-Efficient, Secure AWS Architectures for Multi-Tenant SaaS Companies

Specializing in cellular isolation patterns that reduce AWS costs 30-50% for .NET and Node.js B2B applications. Currently architecting a production multi-tenant SaaS on AWS.

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Years Experience
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Years Enterprise Contracts
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AWS Certifications

Proven AWS Expertise: Open Source Tools I've Built

These libraries power production SaaS applications and demonstrate my deep knowledge of DynamoDB, Lambda, and .NET on AWS.

About Dan Guisinger

Dan Guisinger - AWS Cloud Architect

I'm Dan Guisinger, a senior cloud architect with over 20 years of enterprise application experience. I've helped organizations across healthcare, finance, and technology sectors build and modernize mission-critical systems. My journey has taken me from building complex .NET applications to architecting cloud-native solutions on AWS.

I specialize in .NET systems, serverless architectures, and AWS-native automation. Whether it's migrating legacy applications to the cloud, implementing CI/CD pipelines, or hardening security posture, I bring a practical, results-focused approach that balances technical excellence with business value.

My long-term engineering and architecture roles across multiple industries have consistently improved delivery speed, reliability, and security for enterprise teams. I've maintained continuous enterprise contracts for over 9 years, building lasting relationships through consistent delivery and technical leadership.

AWS Certifications

Validated Expertise — Multi-certified across architecture, DevOps, and security domains

Engagement Types

Flexible options to match your needs — from quick wins to ongoing partnership

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AWS Cost Audit

I'll review your AWS bill and architecture, identify 3-5 quick wins. Most clients save $5K-50K/year.

Starting at $2,500
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Architecture Review

Security, scalability, and cost analysis for your AWS setup. Includes detailed report + roadmap.

Starting at $5,000
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Migration/Modernization

Move .NET or Node.js apps to serverless/containers. Project-based pricing.

Pricing Custom quote
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Ongoing Advisory

Monthly retainer for architecture guidance, cost optimization, security reviews.

Monthly $3K-8K/month

Why Work With Me

What sets me apart from other consultants

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Proven Track Record

9+ years of continuous enterprise contracts, building lasting relationships through consistent delivery and technical leadership

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Deep Technical Expertise

20+ years C#/.NET, 10+ years Node.js/TypeScript, and three AWS Professional/Specialty certifications

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Practical Approach

Focused on delivering business value, not just technical perfection. Solutions that work in production environments

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Flexible Engagements

From short-term focused projects to ongoing strategic partnerships, I adapt to your needs and timeline

From short focused projects to open-ended architecture guidance, I adapt scope and involvement to match your goals.

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AWS Certified Expertise

Multi-certified AWS professional with Solutions Architect, DevOps Engineer, and Security Specialty credentials

Frequently Asked Questions

Common questions about working together

Still have questions?

Let's Talk About Your Project

Get in Touch with Dan Guisinger

Ready to modernize, automate, or secure your AWS environment?

Typical response time: within one business day