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O
Onu K.

Onu K.

AI & Lead Backend Engineer (.NET / Azure AI)

Nigeria flagLagos, Nigeria

Key Skills

Software

No software listed

Top Subject Matter

1. Artificial Intelligence & Enterprise Automation
2. Financial Technology (FinTech) & Capital Markets
3. Cloud Native Infrastructure & High-Performance Data Engineering

Top Data Types

ImageImage
DocumentDocument
TextText

Top Task Types

Entity (NER) ClassificationEntity (NER) Classification
ClassificationClassification
Question AnsweringQuestion Answering
Text GenerationText Generation
Object DetectionObject Detection
Action RecognitionAction Recognition

Freelancer Overview

Experienced Data Labeler and AI Training Specialist with a proven track record of enhancing machine learning model accuracy through high-quality data annotation. Adept at managing diverse data types, including text, images, and audio, while strictly adhering to complex labeling schemas, ontology guidelines, and quality assurance protocols.

Labeling Experience

To be transparent, I haven't worked as a traditional data labeler sitting down to manually tag images or text all day

To be transparent, I haven't worked as a traditional data labeler sitting down to manually tag images or text all day. But I've been deep in the technical side of AI development. As a Fullstack Developer, I’ve built actual AI-powered applications and set up the backends that feed data into these models. Because I've designed the systems, I know exactly how a tiny mistake in data structure or context can completely derail a model's output. I'm used to breaking down complex data pipelines, writing precise instructions, and auditing AI responses to make sure they are accurate and logical. I'm looking at this from an engineering standpoint, so I bring a really sharp eye for detail and a solid understanding of how the data we prepare actually shapes the final product.

Not specified

Education

T

the National Open University of Nigeria and a Software Engineering Diploma from New Horizon Computer College

B.Sc. in Computer Science

B.Sc. in Computer Science
Not specified

Work History

P

predictive business insights

Enterprise Knowledge Automation: Engineered and optimized an internal RAG (Retrieval-Augmented Generation) pipeline usin

Location not specified
Not specified