Karrington Hall - Portfolio

Professional Experience

SUPERGirls SHINE Foundation

Program Project Management & Data Analytics Intern

Sept 2025 - Dec 2025 | Hybrid - Houston, TX

  • Orchestrated the execution of 9 live events and 15 programs, managing logistics for 30–150+ attendees per session.
  • Spearheaded Scrum-style ceremonies, including sprint planning and daily standups, to align cross-functional deliverables and unblock team pipelines.
  • Optimized task tracking in Microsoft Planner, boosting on-time completion by 30% through streamlined dependency management.
  • Standardized role-based SOPs across 3 departments to accelerate onboarding and ensure program repeatability.
  • Engineered 30 compliant registration/feedback forms and delivered impact reports within 48 hours to secure a $10,500 donation.

Goldman Sachs Bank USA

Fraud Prevention Analyst

Dec 2020 - Jul 2024 | Hybrid - Richardson, TX

  • Mitigated fraud losses by 25% through rigorous behavioral analysis of high-risk transactions in a regulated environment.
  • Collaborated with cybersecurity and risk teams to refine detection workflows, cutting false positives by 25%.
  • Leveraged transaction trend data to drive a 35% increase in fraud mitigation initiative adoption.
  • Synthesized complex risk indicators into actionable policy recommendations for executive leadership presentations.
  • Resolved 150+ high-priority cases daily while maintaining an 85%+ Customer Satisfaction (CSAT) score.
  • Constructed operational dashboards to visualize throughput and trends, significantly enhancing visibility into team performance.

Kaiser Permanente

Patient Access Representative

Jun 2020 - Nov 2020 | Remote - Dallas, TX

  • Managed 80-100 weekly patient service interactions through phone and online platforms.
  • Verified insurance eligbility, resolved coverage discrepancies, and booked appointments with precision.
  • Ensured HIPAA-complaint data documentation in every patient case.
  • Helped redesign training materials to improve clarity and onboarding success.
  • Reduced repeat calls by simplifying patient guidance and improving first-contact resolution.

Amazon

Quality Assurance Associate

May 2020 - Dec 2020 | Grand Prairie, TX

  • Conducted 200+ product inspections per shift; flagged quality trends and prevented inventory defects.
  • Authored updated SOPs and operational playbooks to strengthen team QA alignment.
  • Offered real-time process improvements that increased efficiency and reduced errors.
  • Communicated quality risks and escalated system bottlenecks to shift leads effectively.

Technical & Professional Experience

  • CRM Platforms: SalesForce, AgentUI, Geneysis, LivePerson
  • Workflow Tools: Pega, FDWC, Knowledge Base resources, Appian
  • Access & Infrastructure: VMWare Horizon (VDI), ADP, Okta, Verint
  • Collaboration Tools: Google Workspace, Microsoft Office, Zoom

Customer Engagement & Communication:

  • Customer Retention Strategy | Inbound & Live Chat Support | Objection Handling
  • Personalized Customer Experience | Relationship Management | Professional Email Etiquette | Value Communication

Fraud & Process Management

  • Fraud Analysis | High-Risk Transaction Review | Case Documentation
  • Workflow Optimization | HIPAA & PCI Compliance | Data Validation

Project Execution & Process Execution

  • Task Prioritization | Deadline Management | Operational Efficiency
  • SOP Development | Cross-Functional Coordination | Fast-Paced Adaptability

Professional Position Summary