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I am a data specialist with a strong foundation in analytics and data architecture, driving digital transformation through modern technologies. I have over 10 years of experience leading data-driven initiatives across telecommunications, finance, property, and retail. My expertise spans predictive modelling, ML, GenAI, and NLP, together with cloud transformation (AWS, Azure, GCP). I excel at modernizing legacy systems and designing scalable architectures, and I pride myself on translating complex data into actionable transformation strategies. I’ve presented at the 2021 Australia Build Virtual Conference on AI innovation.…I am a data specialist with a strong foundation in analytics and data architecture, driving digital transformation through modern technologies. I have over 10 years of experience leading data-driven initiatives across telecommunications, finance, property, and retail. My expertise spans predictive modelling, ML, GenAI, and NLP, together with cloud transformation (AWS, Azure, GCP). I excel at modernizing legacy systems and designing scalable architectures, and I pride myself on translating complex data into actionable transformation strategies. I’ve presented at the 2021 Australia Build Virtual Conference on AI innovation.

Olivera SazosA

Data Scientist, Data Analyst, AI Engineer, +2

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I am a data specialist with a strong foundation in analytics and data architecture, driving digital transformation through modern technologies. I have over 10 years of experience leading data-driven initiatives across telecommunications, finance, property, and retail. My expertise spans predictive modelling, ML, GenAI, and NLP, together with cloud transformation (AWS, Azure, GCP). I excel at modernizing legacy systems and designing scalable architectures, and I pride myself on translating complex data into actionable transformation strategies. I’ve presented at the 2021 Australia Build Virtual Conference on AI innovation.…I am a data specialist with a strong foundation in analytics and data architecture, driving digital transformation through modern technologies. I have over 10 years of experience leading data-driven initiatives across telecommunications, finance, property, and retail. My expertise spans predictive modelling, ML, GenAI, and NLP, together with cloud transformation (AWS, Azure, GCP). I excel at modernizing legacy systems and designing scalable architectures, and I pride myself on translating complex data into actionable transformation strategies. I’ve presented at the 2021 Australia Build Virtual Conference on AI innovation.

Available to hire

I am a data specialist with a strong foundation in analytics and data architecture, driving digital transformation through modern technologies. I have over 10 years of experience leading data-driven initiatives across telecommunications, finance, property, and retail.

My expertise spans predictive modelling, ML, GenAI, and NLP, together with cloud transformation (AWS, Azure, GCP). I excel at modernizing legacy systems and designing scalable architectures, and I pride myself on translating complex data into actionable transformation strategies. I’ve presented at the 2021 Australia Build Virtual Conference on AI innovation.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Data Analytics Consultant at VARIOUS CLIENTS

April 1, 2023 - Present

Led data pipelines, architectures, and visualizations for clients across retail, fashion, and property; applied GenAI and advanced analytics, including price optimization and customer retention modelling. Implemented neural networks, GLM, and gradient boosting; applied linear programming for pricing within business constraints; created API for automated optimization. Used R and Python to deliver actionable insights and scalable analytics solutions.

Principal Data Scientist/Engineer at NTT (MANAGED SERVICES)

April 1, 2022 - March 31, 2023

Identified data opportunities across business units, delivering predictive models for sales conversions (Gradient Boosting, logistic regression) and building Power BI dashboards. Led cloud-based data architecture modernization in Azure with Databricks and supported migration from legacy systems.

Analytics Consultant at MONEYTECH

October 1, 2021 - March 31, 2022

Established data analytics and visualization framework in Python and Power BI; built analytics pipelines; analyzed employee profiles and turnover; created dashboards visualizing customer behavior and product holdings; addressed data extraction and transformation challenges to improve reporting accuracy.

Senior Data Scientist/Architect at LENDLEASE (CORPORATE STARTUP)

November 1, 2019 - September 30, 2021

Architected ML-enabled software solutions for multimillion-dollar investment projects; developed ML models for asset value projections, scenario-based simulations, and wind safety design modeling. Modeled human behavior with Markov Chains and defined ML roadmaps; built a GCP data infrastructure.

CDO – Lead Data Scientist at NBN CO

April 1, 2019 - October 31, 2019

Developed predictive models to boost sales adoption; performed sentiment analysis and network availability predictions; modeled deployment delays using Markov Chains; conducted market segmentation with PCA and k-Means.

Migration & Disconnections, CMO – Analytics Manager at NBN CO

July 1, 2018 - April 30, 2019

Led a team of senior analysts to modernize reporting and visualization capabilities; streamlined data transformations; improved data quality from diverse sources. Delivered Tableau dashboards linking NBN and demographic data to drive adoption insights.

Senior Consultant at AMP at INFOREADY (MELBOURNE IT, ARQ GROUP, CONSULTING)

March 1, 2018 - June 30, 2018

Supported enterprise data migration and AWS data lake implementation; developed data validation and reconciliation ETL scorecards; implemented data validation using Athena on S3, MySQL, and QlikView.

Senior Insights and Analytics Analyst at OPTUS

September 1, 2015 - February 28, 2018

Developed predictive models for cross-sell and churn; built dashboards in QlikView, Tableau, and Domo; contributed to data architecture and ETL improvements; supported data warehouse migration and self-service analytics.

Senior Data Analyst and Developer at WESTPAC | Wealth

January 1, 2014 - August 31, 2015

Revenue forecasting with dynamic mathematical models; created dashboards and retention reporting; contributed to data warehousing in Oracle, Teradata, and SQL; delivered insights on customer movements and planning.