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Rita K.

Rita K.

AI Data Trainer & Specialist (Independent Contractor) — AI Data Training, Text Labeling & RLHF Evaluation (Remote)

Nigeria flagPort Harcourt, Nigeria

Key Skills

Software

Other

Top Subject Matter

LLM training data quality
Rlhf Domain Expertise
cybersecurity-informed safety guardrails

Top Data Types

TextText
DocumentDocument

Top Task Types

RLHFRLHF

Freelancer Overview

AI Data Trainer & Specialist (Independent Contractor) — AI Data Training, Text Labeling & RLHF Evaluation (Remote). Brings 10+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other and Microsoft Excel. Education includes Bachelor of Science, Ignatius Ajuru University of Education (2026) and Bachelor of Science in Education, Ignatius Ajuru University of Education (2015). AI-training focus includes data types such as Text and Document and labeling workflows including RLHF, Evaluation, and Rating.

Labeling Experience

AI Data Trainer & Specialist (Independent Contractor) — AI Data Training, Text Labeling & RLHF Evaluation (Remote)

OtherTextTextRLHFRLHF

Conducted systematic auditing, categorization, and tagging of complex textual and contextual training sets to optimize LLM accuracy frameworks. Evaluated AI responses for logical validity, factual correctness, linguistic fluidity, and compliance with systemic safety guardrails and policy baselines. Analyzed training iterations to isolate hallucinations and conceptual biases and produced refined response rewrites using human preference data. • Text labeling and semantic categorization across multi-scenario prompts • RLHF-oriented preference-based evaluation and response rewrite refinement • Hallucination and bias discovery via deep logic and content validation • Safety and governance compliance checks for sensitive data handling protocols

2025 - Present

Customer Relationship & Client Operations Specialist — Data Review & Quality Control (Banking/Education)

DocumentDocument

Supervised and reviewed high-volume client informational portals and secure account registries to maintain zero-margin accuracy in database uploads. Investigated transaction trends and rectified operational discrepancies using systematic technical analysis. Translated complex structural guidelines and workflow changes into accessible documentation for client portfolios and administrative personnel. • Quality assurance of institutional database uploads • Investigation and discrepancy resolution in client records • Documentation and communication of workflow/process changes • Stakeholder support for administrative review and audit readiness

2016 - 2025

Education

I

Ignatius Ajuru University of Education

Bachelor of Science, Cybersecurity

Bachelor of Science
2022 - 2026
I

Ignatius Ajuru University of Education

Bachelor of Science in Education, Accounting Education

Bachelor of Science in Education
2011 - 2015

Work History

B

Banking and Education Sectors

Customer Relationship & Client Operations Specialist

Port Harcourt
2016 - 2025