Summary
Overview
Work History
Education
Skills
Websites
Certification
Timeline
Generic

Yonela Ntinga

Data Analyst
Johannesburg

Summary

Highly skilled Data Analyst with a proven track record of delivering valuable business insights to drive informed decision-making in the customer service sector. Proficient in SQL and Python coding, utilising PowerBi for impactful visualisations. Experienced in statistical methods, including data analysis, data mining, and business intelligence. Passionate about leveraging machine learning techniques to extract valuable insights from data. A collaborative team player who excels in skill sharing and mentoring as demonstrated by successfully leading a new business insights team. Enthusiastic about interrogating data and dedicated to continuous growth and learning within the field of analysis and business insights.

Overview

9
9
years of professional experience
7
7
Certifications

Work History

Specialist: Data Analysis

Vodacom
03.2021 - Current

BI Team Lead

  • Assist onboarding analysts with database information and accessibility, coding, statistical methods, data analysis and visualisation
  • Assign data analysis requests to team members of the BI Team

Analysis and Business Insights

  • Ad hoc analysis requests driven by business fluctuations
  • Maintenance on Smart Routing model features using correlation and regression analysis and apply amendments when necessary
  • Data extract for analysis across required databases

Reporting

  • Create and maintain a report that calculates periodic cumulative growth, revenue and cost saving on models which is summarised and compiled monthly and shared with ME of Digital Care and COPS Chief.
  • Host weekly update sessions with internal team on the KPI targets and what need to be achieved to meet goals

Big Bets

  • Collaborate with other business units to deep dive on selected business problems in the contact centre and on customer retention.

Discover Graduate

Vodacom
02.2019 - 03.2021

Complexity Index and Use Cases

  • Create and maintain a Complexity Index on call drivers to scale the importance of use cases, and investigate the use case journeys.

Call Centre Analysis

  • Call centre and customer analysis to continuously maintain key performance indicators such as NPS, FCR, AHT, Revenue
  • Benefit analysis after technology change is deployed or process restructure

Intern: Strategic Planning

Department Of Health
05.2018 - 01.2019

Assist on publications

  • Assist in drafting public documents such as the Annual Report, Strategic Plan and Performance Plan

Research

  • National Health Insurance (NHI) Research on adaptability purposes in South Africa

Data Capturing

  • Capture healthcare statistics and summarise

Customer Service Associate

Amazon
05.2015 - 03.2017

Call Agent

  • Provide customer service to Amazon customers on the products and service queries.

Audit and peer coach

  • Peer assess calls and write up coaching feedback.

Train on seasonal intakes

  • Work on the floor on new team intakes.

Education

Master's in Applied Data Science - Applied Data Science

University of Johannesburg
Johannesburg
01.2024 - Current

PGD in Data Analytics And Business Intelligence - Computer Software And Media Applications

University of The Western Cape
Cape Town, South Africa
04.2001 -

Bachelor of Science - Mathematical And Statistical Sciences

University of The Western Cape
Cape Town, South Africa
04.2001 -

Matric Certificate -

Sans' Souci Girls High School
Cape Town, South Africa
04.2001 -

Skills

Coding

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Certification

Machine Learning with Python: k-Means Clustering, LinkedIn -Learning

Timeline

Master's in Applied Data Science - Applied Data Science

University of Johannesburg
01.2024 - Current

Machine Learning with Python: k-Means Clustering, LinkedIn -Learning

02-2023

Machine Learning with Python: Decision Trees, LinkedIn -Learning

02-2023

Advanced Pandas, LinkedIn Learning

10-2022

Pandas Essential Training, LinkedIn Learning

10-2022

Learning Data Science: Understanding the Basics & Tell Stories with Data, LinkedIn Learning

02-2022

Introduction to SQL Databases, Torque IT

06-2021

Specialist: Data Analysis

Vodacom
03.2021 - Current

The Complete Oracle SQL, Udemy

06-2019

Discover Graduate

Vodacom
02.2019 - 03.2021

Intern: Strategic Planning

Department Of Health
05.2018 - 01.2019

Customer Service Associate

Amazon
05.2015 - 03.2017

PGD in Data Analytics And Business Intelligence - Computer Software And Media Applications

University of The Western Cape
04.2001 -

Bachelor of Science - Mathematical And Statistical Sciences

University of The Western Cape
04.2001 -

Matric Certificate -

Sans' Souci Girls High School
04.2001 -
Yonela NtingaData Analyst