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Stilldasmainaem

Stilldasmainaem

Data Engineer & AI Training Expert| Blockchain & ML | Embedded Systems Engineer

Nigeria flagPort-Harcourt, Nigeria

Key Skills

Software

AppenAppen
TelusTelus
Other

Top Subject Matter

AI/NLP and Computer vision
Industrial Automation/ Robotics
E-commerce -Product categorization

Top Data Types

TextText
3D Sensor3D Sensor
Computer Code ProgrammingComputer Code Programming

Top Task Types

Object DetectionObject Detection
Text SummarizationText Summarization
Computer Programming/CodingComputer Programming/Coding
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)
Bounding BoxBounding Box
ClassificationClassification

Freelancer Overview

I am a Blockchain Data & Analytics Engineer with 5+ years of experience in SQL, on-chain data analysis, and ETL pipeline development. I specialize in smart contract decoding, structured data extraction, and translating complex blockchain data into clear, actionable insights. I bring a strong foundation in AI training workflows, spanning data annotation, code review, structured QA evaluation, and rubric-based quality assessment across engineering and analytics domains. I hold a Mechatronics engineering degree with practical experience in embedded systems and C/C++ firmware development, alongside additional exposure to contract review and compliance research.

Labeling Experience

3D Spatial Data Professional Telus Digital

3D Sensor3D SensorObject DetectionObject Detection

- Annotated product images with bounding boxes to support object detection for retail inventory and catalog systems - Classified and tagged e-commerce product images across multiple categories to train visuals search and recommendation engines. - Reviewed and corrected existing annotations to reduce label noise and improve model accuracy. - Flagged unclear images for review

2025 - 2025

Ai Data Annotation Profesional at Prolific

TextTextClassificationClassification

- Labelled and classified text/image data to support natural language processing model training. - Annotated image data sets with bounding boxes and category tags for computer vision applications - Reviewed AI generated response and rated them for accuracy and quality. - I was able to identify and flag edge cases and ambiguous data for guideline review. - Maintained accuracy and quality scores within the project's benchmarks across multiple task types given to me

2023 - 2025

Education

U

University of Port-Harcourt

Bachelor of Engineering, Mechatronic Engineering

Bachelor of Engineering
Not specified

Work History

D

Dune Analytics

Blockchain Analytics Engineer

N/A
2014 - Present
T

Tractive Engine

IOT Engineer/Consultant

N/A
2022 - 2022