I build AI, Cloud & Data Systems for investment and financial applications
I’m Demaro Jones — a Software Engineer building investment applications and data pipelines at Unum. I work on the tools that Portfolio Managers, private placement pricing analysts, and credit scoring analysts rely on every day.
I write about what I’m actually building: Bloomberg and Clearwater data integrations, AI-assisted credit scoring systems, .NET modernization, and AWS architecture in the context of real financial and investment systems. No generic tutorials. Notes from the inside.
What I Do
I teach, write and build AWS Cloud, AI and data systems for investment and financial applications.
Engineering
Engineering Investment apps and data pipelines for Portfolio Managers, pricing analysts, and credit scoring analysts — built in C#, Python, and AWS.
Writing
Technical guide for investment engineers: AI in finance, Bloomberg/Clearwater data, .NET/C# architecture, and credit scoring on AWS for high-performance financial systems.
Products
Guides, playbooks, and templates built from real experience — starting with a Bloomberg Data License SFTP integration guide, the deep-dive no one has written for developers.
Featured Writing
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.NET | C# | Data & Integration | Fintech Engineering | SQL
Dapper vs Entity Framework for Investment Data Reads: Why We Chose Dapper
Introduction Every .NET engineering team eventually has the same conversation: Dapper or Entity Framework? If you’re building a greenfield CRUD app with a clean schema, Entity Framework is genuinely great. It handles migrations, tracks changes, scaffolds your models, and lets you query with LINQ that reads almost like plain English. For a lot of applications,…
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Azure AD Meets AWS: A Developer’s Guide to SAML Federation in the Real World
When I first started working with AWS in a financial services environment, one of the first things I ran into was the credential problem. Our organization runs Azure Active Directory for everything — Office 365, internal apps, VPN, the works. But the moment I opened a terminal and needed to run an AWS CLI command,…
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Bridging the Gap: Secure API Communication via Layer7 Gateway in .NET
Bridging the Gap: Secure API Communication via Layer7 Gateway in .NET — Demaro Jones In the corporate world — especially in investment and finance — security isn’t just a feature; it’s the foundation. We often work with on-premise servers that have zero direct access to the public internet. When our C# applications need to talk…
