For employers

Hire this AI Trainer

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

Invite to Job
Louis Ampobi

Louis Ampobi

A/B Test Analyst – Vanguard UI/UX Experiment

Germany flagBerlin, Germany
$35.00/hrIntermediateOther

Key Skills

Software

Other

Top Subject Matter

UI/UX User Behavior and Digital Interface Research
Legal Services & Contract Review
Regulatory Compliance & Risk Analysis

Top Data Types

DocumentDocument
ImageImage
VideoVideo

Top Task Types

Classification
Segmentation
Object Detection
Text Generation
Fine Tuning
Red Teaming
Data Collection
Function Calling
Prompt Response Writing SFT
Bounding Box
Entity Ner Classification
Question Answering
Evaluation Rating
Text Summarization
Transcription

Freelancer Overview

A/B Test Analyst – Vanguard UI/UX Experiment. Brings 8+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Internal and Proprietary Tooling. Education includes Master of Science, GISMA University of Applied Sciences (2022) and Bachelor of Science, Kwame Nkrumah University of Science and Technology (KNUST) (2018). AI-training focus includes data types such as Text and labeling workflows including Classification.

IntermediateEnglish

Labeling Experience

A/B Test Analyst – Vanguard UI/UX Experiment

TextClassification
Executed an A/B test analysis to evaluate a new user interface, focusing on user completion rates and identifying in-context prompts. Cleaned, merged, and analyzed a dataset of over 320,000 entries using Python (Pandas). Applied feature engineering and rigorous data processing to identify friction points in user journeys. • Utilized demographic profiles and digital footprints to support analysis. • Employed advanced data cleaning techniques to improve data quality. • Applied classification methodology to label and evaluate user behavior. • Supported UX/UI research through structured data annotation.

Executed an A/B test analysis to evaluate a new user interface, focusing on user completion rates and identifying in-context prompts. Cleaned, merged, and analyzed a dataset of over 320,000 entries using Python (Pandas). Applied feature engineering and rigorous data processing to identify friction points in user journeys. • Utilized demographic profiles and digital footprints to support analysis. • Employed advanced data cleaning techniques to improve data quality. • Applied classification methodology to label and evaluate user behavior. • Supported UX/UI research through structured data annotation.

Not specified

Education

G

GISMA University of Applied Sciences

Master of Science, Business Intelligence and Analytics

Master of Science
2020 - 2022
K

Kwame Nkrumah University of Science and Technology (KNUST)

Bachelor of Science, Actuarial Science

Bachelor of Science
2014 - 2018

Work History

I

Ironhack

Data Analyst

Berlin
2024 - 2025
A

Anime Ghana LTD

Founder & Head of Growth Analytics

Accra
2018 - 2024