Tiffany Johnson
AI Trainer
Sneads Ferry
Summary
Results-driven professional with extensive experience in logistics and healthcare, demonstrating exceptional problem-solving and customer service skills. Proven ability to efficiently manage inventory and ensure accuracy in data entry while maintaining confidentiality. A disciplined team player with a strong background in leadership from military service, committed to delivering high-quality results in fast-paced environments.
Overview
20
20
years of professional experience
1
1
Certification
Work History
Independent Contractor (AI Trainer)
DataAnnotation
09.2025 - Current
- I have improved accuracy by at least 5% by refining training datasets and implementing fine-tuning techniques for an array of models.
- I train and fine-tune large language models (LLMs) to better understand and respond to user prompts and align with specific business goals.
- I use prompt engineering to create and test a wide variety of scenarios and edge cases, ensuring robust AI model performance.
- I evaluate and optimize AI model performance metrics, identifying areas for improvement and refining training methodologies.
- I provide corrective feedback to AI models by analyzing generated responses and identifying errors or inconsistencies.
Home Manager
Self-employed
05.2021 - 08.2025
- Tracked and paid all household bills, maintaining a positive credit history for the family.
- Oversaw the daily schedules for a household of four, coordinating school drop-offs, extracurricular activities, and appointments.
- Managed all logistical aspects of family life, including meal planning, grocery shopping, and household maintenance.
- Mentored and guided children in developing important social-emotional skills, such as conflict resolution and empathy.
- Managed unexpected crises, adapting to changing circumstances to resolve immediate issues
Warehouse Worker
Amazon
01.2019 - 04.2021
- I was responsible for order picking and packing, consistently meeting or exceeding daily quotas
- During a peak season with a 40% increase in orders, I assisted the technical Team to quickly diagnose and resolve mechanical and electrical issues within automated storage and retrieval systems (AS/RS) resulting in on-time order processing for all orders.
- Provided training for new hires on warehouse procedures and safety protocols, ensuring a well-prepared workforce.
- Routed products by scanning packages, reading labels and charts, verifying numbers and sorting packages correctly.
- As a result of my efficiency and precision, I was assigned as the lead member in the troubleshooting team. Where I handled, on average 2,000 products that were flagged with problems. I corrected them and ensured they met their required deadline.
Dental Assistant
Coastal Dental
04.2014 - 08.2016
- Assisted dentists in providing quality dental care to patients, including taking and developing x-rays, charting teeth, preparing materials, and cleaning instruments.
- Demonstrated excellent customer service skills by greeting patients warmly and responding quickly to their needs.
- Scheduled appointments for patients using the office management system software.
- Managed patient records in accordance with HIPAA regulations while maintaining confidentiality of all information.
- Answered phone calls promptly and responded to inquiries regarding appointment scheduling or billing issues with accuracy.
- I assisted the front office staff in the complete overhaul of the 2 year insurance and payment discrepancies.
Sergeant of Marines
United States Marine Corps
01.2006 - 04.2014
- Led, supervised, and evaluated on average at least 26 Marines in training and operational environments while fostering teamwork.
- Prepared Marines under my charge in 2010 to 2011 for deployment and combat. I oversaw that all necessary training and logistical requirements were met.
- I have handled administrative tasks, including legal, disciplinary, financial and recreational needs for a Unit of 500 Marines.
- Monitored and maintained a wide array of logistic and communication equipment, ensuring 100% operational status for equipment valued over 1 million dollars.
- I have experience in the administration, logistic, and communication fields which has given me the unique ability to be self-motivated, learn quickly, detail-oriented, work efficiently alone or in a group setting, and I have excellent verbal and written communication skills.
Education
Associate in Science (A.S.) - Behavioral Science
06.2026
- Veterans society
Skills
Efficient with computers
Problem-solving
Data entry
Verbal and written communication
Willing to learn
Team collaboration
Self-motivated and disciplined
Client relationship building
Deadline adherence
Workload management
Certification
Dental Assistant certification
Timeline
Independent Contractor (AI Trainer) - DataAnnotation
09.2025 - Current
Home Manager - Self-employed
05.2021 - 08.2025
Warehouse Worker - Amazon
01.2019 - 04.2021
Dental Assistant - Coastal Dental
04.2014 - 08.2016
Sergeant of Marines - United States Marine Corps
01.2006 - 04.2014
Coastal Carolina Community College - Associate in Science (A.S.), Behavioral Science