Hello, I'm Preston Schlagheck.
I build production AI systems. Co-founder at DPJ Media, where I built Diffuse, a multi-model LLM pipeline shipping publication-ready journalism in under five minutes. Currently building AI strategy and automation tooling at Direct Journeyline Holdings, focused on high-stakes technical environments where AI is doing real work on hard problems.
Finance and Business Analytics at Darla Moore School of Business, USC '28. US Person.
Recruiting for Summer 2027: AI engineering, deployment strategy, defense-tech, and AI consulting.
Tools & Platforms
Experience
AI Strategy & Automations Intern
Direct Journeyline Holdings, LLC
Focus
Building LLM agent architectures and automation pipelines for KPI reporting, construction budget management, and executive workflow tooling across a multi-company holding portfolio. Reporting to the CFO.
Co-Founder & Lead Engineer
DPJ Media, LLC (Diffuse)
Focus
Built Diffuse, a multi-model LLM pipeline converting audio, documents, and public records into publication-ready journalism in under 5 minutes. Architected the system across transcription, structured generation with three-tier JSON fallback, an editor pass, and image generation, with intentional cost-quality tradeoffs at each stage. 25,000+ monthly readers. Operationally profitable within 4 months.
Co-Founder & AI Strategy Consultant
CogNodes, LLC
Focus
Boutique AI consultancy delivering production builds and strategy engagements for paying clients. Engagements span discovery, technical roadmap, custom LLM and automation systems, and go-to-market.
Generative & Agentic AI Integrations Intern
US HealthConnect, Inc.
Outcomes
Designed and shipped LLM agent workflows in n8n and OpenAI APIs across finance, compliance, and operations. Cut document drafting time 20% and operational turnaround 35%.
Web Developer
Direct Journeyline Holdings, LLC
Outcomes
Built and redesigned production websites across DJH portfolio companies. Cut average click-path length 50% and shipped analytics tracking that informed marketing campaign budgets.
President
Sigma Phi Epsilon, SC Alpha Chapter
Focus
Lead executive board operations and chapter programming for USC's largest fraternity. #1 GPA ranking out of 23 IFC fraternities.
Alpha Fund Manager
Alpha Kappa Psi, Beta Upsilon Chapter
Outcomes
Managed a $23K student investment portfolio returning 18% over 12 months through DCF modeling, sector research, and analyst-led pitch reviews.
Projects
Diffuse.Press and SpringFord.Press
Properties
1 DeveloperResources
Results
Multi-model LLM pipeline converting audio, documents, and public records into publication-ready journalism in under 5 minutes. 25,000+ monthly readers. Profitable within 4 months.
CogNodes.com
Properties
Resources
Results
Developed a conversion-focused sales platform for an AI company to improve lead capture and clarify service value.
CogNodes - Build With Us
View All (6)
DirectJH.com
Properties
1 DeveloperResources
Results
Built a corporate website for Direct Journeyline Holdings to showcase its logistics portfolio and strengthen brand visibility.
DJH - Direct Journeyline Holdings
View All (4)
Biomedical Literature Review Generator
Properties
1 DeveloperResources
Results
n8n workflow ingesting biomedical research inputs, retrieving relevant peer-reviewed literature via PubMed API, structuring citation graphs, and generating review articles via LLM logic with format-conformant output.
Biomedical Literature Review Generator
LangGraph Agent System
Properties
1 DeveloperResources
Results
Building a true multi-agent system with dynamic routing, conditional edges, and decision-making logic. Targeting deployment August 2026.
Global Learning Collaborative LCs
Properties
1 DeveloperResources
Results
Developed four healthcare education platforms for cardiovascular professionals with interviews, case studies, and modules.
Myasthenia Matters
View All (4)
Diffuse.Press and SpringFord.Press
Properties
1 DeveloperResources
Results
Multi-model LLM pipeline converting audio, documents, and public records into publication-ready journalism in under 5 minutes. 25,000+ monthly readers. Profitable within 4 months.
DirectJH.com
Properties
1 DeveloperResources
Results
Built a corporate website for Direct Journeyline Holdings to showcase its logistics portfolio and strengthen brand visibility.
DJH - Direct Journeyline Holdings
View All (4)
LangGraph Agent System
Properties
1 DeveloperResources
Results
Building a true multi-agent system with dynamic routing, conditional edges, and decision-making logic. Targeting deployment August 2026.
CogNodes.com
Properties
Resources
Results
Developed a conversion-focused sales platform for an AI company to improve lead capture and clarify service value.
CogNodes - Build With Us
View All (6)
Biomedical Literature Review Generator
Properties
1 DeveloperResources
Results
n8n workflow ingesting biomedical research inputs, retrieving relevant peer-reviewed literature via PubMed API, structuring citation graphs, and generating review articles via LLM logic with format-conformant output.
Biomedical Literature Review Generator
Global Learning Collaborative LCs
Properties
1 DeveloperResources
Results
Developed four healthcare education platforms for cardiovascular professionals with interviews, case studies, and modules.
Myasthenia Matters
View All (4)
Certifications
UBS M&A Finance Accelerator
Issuance
Outcomes
Completed UBS-partnered M&A simulation through AmplifyME covering deal structuring, financial modeling, and valuation.