Mike Hatfield

Mike Hatfield

Dynamics 365 & AX Solutions Architect

ERP Implementation · Performance Optimization · DevOps · Team Leadership

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ERP Core Competencies

  • Dynamics 365 F&O & AX 2012: Full-stack expertise in configuration, customization, and administration of Microsoft Dynamics ERP platforms.
  • Cloud ERP Implementation & Migration: Led multiple D365 F&O implementations and AX→D365 migrations from requirements to go-live.
  • Performance Tuning: Identified and resolved performance bottlenecks using Trace Parser and Performance Analyzer, achieving 40–70% improvements.
  • DevOps & CI/CD: Designed and managed CI/CD pipelines in Azure DevOps and TFS, reducing deployment time by 30–70%.
  • X++ Development: Developed and reviewed Dynamics AX/D365 modifications including WMS integrations and custom reporting.
  • Data Security & Disaster Recovery: Architected DR solutions with near-zero RPO; led ransomware recovery restoring operations in under a week.
  • Cross-functional Team Leadership: Managed BAs, developers, and analysts across complex ERP project lifecycles.

ERP Experience

Rex Signature Services

Dynamics AX Administrator

2017 – Nov 2025

  • Spearheaded modernization of Dynamics AX 2012 environment, improving performance by 70% and achieving ~94% uptime.
  • Designed and delivered a custom WMS app (C#/ASP.NET MVC) that increased daily PO receipts from 20–30 to 60+ lines.
  • Led ransomware recovery in April 2024, restoring critical ERP operations within one week.
  • Implemented DevOps pipeline, reducing deployment time by 30% while improving code quality.

Armanino LLP

Senior Systems Engineer Consultant

2014 – 2017

  • Lead Systems Architect on 3 Dynamics 365 F&O implementations and one AX→D365 migration.
  • Delivered DR solutions across multiple client environments within 2–4 months from requirements to go-live.
  • Contributed to a food & beverage AX implementation that raised order fulfillment rates by 10% in year one.

SQL & Database Competencies

  • SQL Server Administration: Deep expertise in SQL Server 2008–2022: installation, configuration, patching, and licensing.
  • Performance Optimization: Index tuning, query optimization, execution-plan analysis, and wait-statistics diagnostics to eliminate bottlenecks.
  • SSIS / ETL: Designed and maintained complex ETL pipelines using SQL Server Integration Services for data migration and system integration.
  • SSAS & Reporting: Built OLAP cubes with SSAS and developed SSRS and Power BI reports for business intelligence.
  • High Availability & DR: Implemented Always On Availability Groups, log shipping, and backup strategies for business continuity.
  • Security & Compliance: Managed SQL security, row-level security, auditing, and compliance with SOX and FDA regulations.
  • Azure SQL / Cloud: Experience with Azure SQL Database, Managed Instance, and hybrid-cloud database architectures.

SQL / Database Experience

Rex Signature Services

SQL Server / ERP Administrator

2017 – Nov 2025

  • Administered SQL Server environment supporting Dynamics AX; query and index optimization reduced response times by 30%.
  • Designed and managed ETL processes for WMS and ERP data integration using SSIS.
  • Architected backup and DR strategy; assumed full ownership of ERP data integrity after a ransomware incident in 2024.
  • Developed SSRS and Power BI reports for operational dashboards and business intelligence.

Armanino LLP

Senior Systems Engineer Consultant

2014 – 2017

  • Optimized SQL Server performance for Dynamics AX client environments, achieving 40% improvement in system response times.
  • Oversaw reporting migrations to Power BI and SSRS for large manufacturing clients.
  • Performed automated integration testing for infrastructure and database changes.

Accuray

ERP System Administrator

2012 – 2014

  • Automated backups of AX application data and databases using PowerShell and SQL scripts in an FDA-regulated environment.
  • Managed integrated systems including SSRS, SSIS, and BizTalk.

Systems Architecture Competencies

  • Azure Cloud Architecture: Provisioning and managing scalable Azure environments: VMs, databases, networking, and identity management.
  • Virtualization: VMware, Hyper-V, Proxmox, KVM/QEMU/Xen in production and DevOps. Docker and Kubernetes orchestration.
  • DevOps & CI/CD: Azure DevOps and TFS pipeline design; automated deployments across dev, test, and production environments.
  • Systems Administration: Deep experience in Windows and Linux server administration supporting hybrid infrastructure.
  • Cloud Security & Governance: RBAC, NSGs, key/token management, and security hardening without excessive administrative overhead.
  • Networking: Cisco CCNA certified. Broad enterprise networking experience supporting hybrid cloud deployments.
  • Emerging Technologies: Actively evaluating ZFS, LLM/AI services, and open-source infrastructure tools via a dedicated home lab.

Systems Architecture Experience

Rex Signature Services

Systems & ERP Architect

2017 – Nov 2025

  • Designed and managed Dynamics AX 2012 production, dev, and test environments using Azure DevOps and TFS.
  • Led ransomware recovery in 2024, restoring all critical systems within one week and overhauling DR architecture.
  • Reduced aged inventory by 75% and weekly labor by 120 hours via systems-driven process automation.
  • Managed mixed Windows/Linux infrastructure supporting ERP, WMS, and business operations.

Bonipak

Systems Administrator

2009 – 2012

  • Responsible for all business systems: servers, desktops, network infrastructure, and mobile devices.
  • Managed mixed Windows and Linux data center with physical and virtual machines.
  • Supported Microsoft Dynamics AX, SQL Server, Active Directory, and EDI/.NET business connectors.

AI Automation Competencies

  • LLM Orchestration: Production integrations using Ollama and OpenAI-compatible APIs with structured JSON outputs and context management.
  • Agent Architectures: Multi-agent pipeline design with strict context isolation and modular orchestration patterns.
  • Realtime Inference Pipelines: WebSocket ingestion, event classification, and low-latency execution windows for continuously updating systems.
  • Voice AI Systems: End-to-end STT/TTS integrations using faster-whisper, Kokoro TTS, and Wyoming protocol.
  • GPU Performance Engineering: VRAM budgeting, shared GPU contention management (inference + NVENC), and hybrid local/API inference routing.
  • Infrastructure Automation: Docker/Compose, Linux/systemd, Proxmox/KVM, ZFS, and Cloudflare Tunnels for resilient operations.
  • Data & Streaming Models: In-memory caches, incident clustering from noisy sources, and ms-scale event-driven decisioning.

AI Automation Projects

SIGHunt

AI-Powered Public Safety Intelligence System

Active Development

  • Built a real-time pipeline ingesting ~40 radio talkgroups over WebSocket, transcribing with centralized Whisper services, and classifying incidents with LLM agents.
  • Solved VRAM constraints by centralizing STT services (~2.2GB per instance) rather than duplicating model runtime per agent.
  • Designed per-channel context isolation and incident clustering across fragmented, overlapping traffic.
  • Delivered structured JSON outputs powering OBS 1080p60 overlays and dispatch-style Kokoro TTS narration.

Polygamy

Modular Trading Bot Framework

Active Refactor

  • Designed a multi-strategy framework (LagBot/CopyBot) with hybrid inference routing: cloud LLM for high-stakes calls and local CPU inference for routine decisions.
  • Implemented resilient mempool and webhook ingestion with reconnect logic, in-memory orderbook caching, and ms-sensitive execution windows.
  • Built validation pathways for FOK vs. GTC order handling and automated claim/redeem flows.
  • Hardened deployment with Cloudflare Tunnel exposure and post-receive zero-downtime update hooks.

LabelGen.io & Voice Assistant Stack

AI Infrastructure & Automation Services

Operational / Active Development

  • Created an AI-driven ZPL generation engine where LLM tool calls produce validated JSON label definitions compiled to runtime printer output.
  • Rebuilt a privacy-first local voice ecosystem with custom wake-word model workflows and OpenAI-compatible STT/TTS endpoints.
  • Bridged ERP/WMS process requirements to AI microservices with strong schema validation and auditable infrastructure boundaries.

Functional & PM Competencies

  • Project Management: Led cross-functional teams delivering ERP implementations, WMS projects, and infrastructure upgrades on time and within scope.
  • ERP Functional Analysis: Translated business requirements into technical specifications; configured and validated Dynamics AX/D365 to match real-world workflows.
  • Process Improvement: Identified and eliminated inefficiencies—reduced warehouse labor by 120 hours/week and aged inventory by 75%.
  • Stakeholder Communication: Effectively communicated technical solutions to executive leadership, end users, and external vendors.
  • Regulatory Compliance: Managed systems in compliance with SOX and FDA regulations, including change management and audit requirements.
  • Training & Mentorship: Provided end-user training on ERP and WMS systems; mentored business analysts and junior team members.
  • Vendor Management: Coordinated outside developer teams, hardware vendors, and SaaS providers across concurrent projects.

Functional / PM Experience

Rex Signature Services

Lead – ERP, WMS & Business Systems

2017 – Nov 2025

  • Managed two in-house BAs and a Systems Analyst plus an outside developer team across multiple concurrent initiatives.
  • Delivered WMS in three phases (Receiving, Picking/Packaging, Loading/Shipping) on schedule, shifting user sentiment from frustration to reliance.
  • Drove best-practices initiative that raised system availability from frequent outages to ~94% uptime.
  • Spearheaded digital transformation resulting in measurable operational and financial improvements.

Armanino LLP

Senior Consultant – ERP Implementations

2014 – 2017

  • Lead Systems Architect on three D365 F&O implementations and one AX migration engagement.
  • Conducted requirements gathering, gap analysis, and solution design across manufacturing and food & beverage clients.
  • Delivered DR solutions from requirements to go-live within 2–4 months for multiple enterprise clients.
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