Isaiah Mwita

Dynamic and detail-driven AI and IT professional with strong hands-on experience in AI training, RLHF evaluations, dataset annotation, IT support, customer care, and digital operations. I combine a strong technical background with excellent communication skills and a Linguistics foundation, giving me the rare ability to translate complex AI concepts into simple, understandable insights. I have trained AI systems to be more accurate, more helpful, and more aligned with human needs.

I enjoy working on data-intensive projects, fixing technical issues, and improving user experiences. I am known for being reliable, fast-learning, adaptable, and consistently delivering high-quality results in fast-paced environments.

AI Annotator / AI Trainer (Contract) at RWS (2025-01 – 2025-11)

At RWS, I contributed to the development and improvement of advanced AI systems.

• Annotated, categorized, and validated text, image, and data samples used to train machine learning models.
• Applied Reinforcement Learning from Human Feedback (RLHF) to enhance model reasoning, accuracy, safety, and alignment.
• Evaluated AI-generated responses to ensure quality, correctness, and user-centered performance.
• Collaborated with AI engineers and project managers to refine annotation guidelines, processes, and workflows.
• Maintained high levels of precision and consistency while meeting strict deadlines and quality benchmarks.

AI & IT Attaché at Bidco Africa (2024-07 – 2024-11)

Supported the integration of AI into business operations while providing frontline IT support.

• Assisted employees in understanding and using AI tools for efficiency and decision-making.
• Resolved hardware, software, and network issues, reducing downtime and boosting workflow continuity.
• Helped identify opportunities where AI could cut costs, automate processes, and enhance productivity.
• Contributed to internal digital transformation efforts by training staff and supporting IT systems.

Virtual Assistant & Customer Care Representative at Conch Technologies (2020-09 – 2025-02)

Provided virtual support and customer service to a diverse global client base.

• Responded to customer inquiries with a 95% satisfaction rating.
• Streamlined operations through efficient scheduling, data entry, and task automation.
• Implemented and maintained AI chatbot solutions that reduced response time and improved customer experience.
• Handled emails, calls, and digital communication with professionalism and empathy.

Bachelor of Science in Business Information Technology (BBIT) – Mount Kenya University (2025-12)

Bachelor of Linguistics in English Literature – University of Nairobi (2020-12)