For employers

Hire this AI Trainer

Sign in or create an account to invite AI Trainers to your job.

Invite to Job
C

Charles Clinton

Prompt Engineer

Nigeria flagKano, Nigeria
$8.00/hrIntermediateTolokaAppenClickworker

Key Skills

Software

TolokaToloka
AppenAppen
ClickworkerClickworker
iMeritiMerit

Top Subject Matter

AI Prompt Engineering
AI Security

Top Data Types

TextText
AudioAudio
VideoVideo

Top Task Types

Prompt Response Writing SFT
Question Answering
Fine Tuning
Transcription
Text Generation

Freelancer Overview

Prompt Engineer. Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal and Proprietary Tooling. Education includes Bachelor of Science, University of Jos (2024) and Professional Certificate, EC-Council Learning (2024). AI-training focus includes data types such as Text and labeling workflows including Prompt + Response Writing (SFT).

IntermediateEnglishHausaIgbo

Labeling Experience

Prompt Engineer

TextPrompt Response Writing SFT
As a Prompt Engineer at Optivra AI Inc, I specialize in designing and refining text prompts to optimize AI model responses. My work involves crafting complex instructions and evaluating AI outputs for accuracy and relevance. I regularly conduct prompt-based training tasks to improve AI performance and security. • Developed and tested AI prompts for various tasks • Assessed model accuracy and identified weaknesses • Contributed to prompt libraries for continuous improvement • Enhanced AI security through adversarial scenarios

As a Prompt Engineer at Optivra AI Inc, I specialize in designing and refining text prompts to optimize AI model responses. My work involves crafting complex instructions and evaluating AI outputs for accuracy and relevance. I regularly conduct prompt-based training tasks to improve AI performance and security. • Developed and tested AI prompts for various tasks • Assessed model accuracy and identified weaknesses • Contributed to prompt libraries for continuous improvement • Enhanced AI security through adversarial scenarios

2025 - Present

Education

E

EC-Council Learning

Professional Certificate, Machine Learning

Professional Certificate
2023 - 2024
U

University of Jos

Bachelor of Science, Cybersecurity

Bachelor of Science
2024

Work History

O

Optivra Ai Inc

Prompt Engineer

Kano
2025 - Present
Z

Zeek Solar

Web Designer

Kano
2024 - 2025