Hire the Best Data Scientists Near Sydney

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Sidney Park

Freelance Data Scientist

New Zealand

Toptal Member Since February 12, 2022

Sidney is an experienced business intelligence and data engineer. His expertise includes BI dimensional modeling, data pipelines, dashboards, reports, and handling API-related data. He has served as team scrum master, led migration and upgrade projects, mentored team members, and was recognized as the top employee for his ability to build excellent client relationships.

Data Science SQL Python SQL Server Business Intelligence Development Data Analysis Data Visualization Database ETL Data Engineering AWS SSIS Data Modeling

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Ren Xingyu

Freelance Data Scientist

Singapore

Toptal Member Since November 26, 2021

Xingyu is a data science and data analytics enthusiast with over six years of hands-on experience implementing end-to-end data solutions, namely targeted marketing solutions, recommender systems, and user profiling. He has proposed and implemented optimization and machine learning algorithms for various practical problems in an eCommerce context. Xingyu also has experience as a data science analyst with Pyspark and SQL.

Data Science Spark Python Artificial Intelligence NLP Data Analysis

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Joslyn Lim

Freelance Data Scientist

Malaysia

Toptal Member Since September 28, 2022

Joslyn is a seasoned data practitioner with demonstrated experience across multiple industries, including technology consulting and customer service. With her academic background in applied statistics and a skillset in machine learning, data analytics, Python, and SQL, Joslyn has delivered numerous projects with positive business impacts on customers.

Data Science Python Business Intelligence Development Agile Development Linux PostgreSQL Machine Learning Analytics Development Pandas NumPy

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Pengrui Huang

Freelance Data Scientist

China

Toptal Member Since September 5, 2022

Pengrui is a data engineer with over six years of experience. He is also a full-stack software engineer working remotely with English-speaking team members. He specializes in hedge funds, builds data platforms for quantitative trading, and leads projects in different environments and languages. Pengrui joined Toptal because he enjoys freelancing and wants to work on the best projects.

Data Science R Python Java SQL PostgreSQL Database RStudio Shiny Linux Data Visualization API Specialist Algorithms Cryptocurrency

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Peiyao Li

Freelance Data Scientist

China

Toptal Member Since July 30, 2022

Peiyao has more than a decade of experience in data science as a project manager, data engineer, and machine learning engineer. He holds a master's degree in electrical engineering, and his strengths include Python and PostgreSQL. In the past years, he has served for top hospital and biotech companies in the US and China. Peiyao's interdisciplinary background makes him a leading candidate in the healthcare and pharmaceutical industry and associated domains.

Data Science Python Machine Learning PostgreSQL Microsoft Development Data Visualization Data Engineering Artificial Intelligence Data Analysis ETL Database

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Edison Zhu

Freelance Data Scientist

Australia

Toptal Member Since July 7, 2021

Edison is an Azure BI developer, data engineer, and Fabric and data architect with 19 years of BI and data engineering experience across industries. Backed by an MCSE Azure Cloud Platform certification, he delivers high-quality BI solutions using Azure Data Factory (ADF), Python, Azure Functions, Azure SQL Database, Synapse, Fabric, Power BI, Databricks, SSAS, and SQL Server. Edison also excels at dimensional modeling, performance turning large data warehouses, and .NET and Angular development.

Data Science SQL Server Business Intelligence Development SSIS Databricks Data Modeling SQL Dashboard Data Warehouse Data Engineering Database Design Relational Databases Database

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Kiran Kumar Kolla

Freelance Data Scientist

Australia

Toptal Member Since July 28, 2021

Kiran is a database engineer with over ten years of expertise implementing data lakes, data integrations, and data warehousing solutions. In addition to data engineering work with Cognizant and wireless with NBN Co, Kiran has enterprise experience in financial services from MetLife, ING Group, to Bank of America. He is highly motivated when challenges are thrown at him, as they bring out his best! Kiran loves to program and use logical thinking to solve complex problems efficiently.

Data Science Databricks Python Data Warehouse Azure Software Development Amazon S3 SQL ETL Pandas Windows PowerShell Shell Script Oracle Development

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Wenlong Dong

Freelance Data Scientist

Australia

Toptal Member Since January 21, 2022

Wenlong is a senior data engineer with over five years of experience building data and ETL solutions, primarily in SQL and Python. He has vast experience building data pipelines and is familiar with various tools like dbt, Snowflake, Redshift, Python, Airflow, Power BI, Excel VBA, and PowerShell. Wenlong has led projects including fuzzy mapping in Python, end-to-end data pipeline with Dataiku and Anaplan, Salesforce data migration, and omnichannel models in dbt, Redshift, and Airflow.

Data Science Python SQL Server SSIS SQL Business Intelligence Development Jira Confluence Data Engineering Pandas Database Data Warehouse ETL

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Gunbilegt Byambadorj

Freelance Data Scientist

Australia

Toptal Member Since February 8, 2022

Gunbilegt is a data engineer with 10+ years of industry experience in software, web, and database development. He specializes in building data warehouses, pipelines, and models using SQL, Python, C#, Spark, Hadoop, and .NET. Gunbilegt has worked in oil and gas, minerals and mining, telecommunications, CRM, and eCommerce. He is currently a Hadoop developer with Tata Consultancy Services, and his industry experience is backed by a master's degree in information technology.

Data Science Database SQL Data Modeling

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Leonardo dos Santos Pinheiro

Freelance Data Scientist

Australia

Toptal Member Since July 4, 2019

Leonardo is a machine learning engineer with 10 years of industry experience across the government, energy markets, finance, healthcare, and consulting. Leonardo is well versed in work with analytics, data engineering, and machine learning, specializing in the development and deployment of AI systems for computer vision, NLP, and recommender systems.

Data Science Artificial Intelligence Dashboard Keras Python SQL Spark Scikit-Learn Pandas NumPy OpenCV Jupyter Tableau Development

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Laziz Abdullaev

Freelance Data Scientist

Singapore

Toptal Member Since March 31, 2022

Laziz is a software engineer and back-end developer with experience in software development using JavaScript, TypeScript, and Node.js. He can quickly adapt to new technologies and use other programming languages to solve complex problems. With his skills and knowledge, Laziz is a great contributor to every team.

Data Science Mathematics JavaScript TypeScript Node.js Visual Studio Development Back-end Developers NPM

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A Hiring Guide

Guide to Hiring a Great Data Scientist

Data Scientists extract insights from data and help inform company decisions. They wear many hats as master statisticians, business analysts, and database programmers. Secure the top candidates with this guide to hiring Data Scientists, including job description tips and interview questions.

Read Hiring Guide

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I am more than pleased with our experience with Toptal. The professional I got to work with was on the phone with me within a couple of hours. I knew after discussing my project with him that he was the candidate I wanted. I hired him immediately and he wasted no time in getting to my project, even going the extra mile by adding some great design elements that enhanced our overall look.

Paul Fenley

Director

The developers I was paired with were incredible -- smart, driven, and responsive. It used to be hard to find quality engineers and consultants. Now it isn't.

Ryan Rockefeller

CEO

Toptal understood our project needs immediately. We were matched with an exceptional freelancer from Argentina who, from Day 1, immersed himself in our industry, blended seamlessly with our team, understood our vision, and produced top-notch results. Toptal makes connecting with superior developers and programmers very easy.

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Co-Founder

As a small company with limited resources we can't afford to make expensive mistakes. Toptal provided us with an experienced programmer who was able to hit the ground running and begin contributing immediately. It has been a great experience and one we'd repeat again in a heartbeat.

Stuart Pocknee

Principal

How to Hire Data Scientists Near Sydney

Talk to One of Our Industry Experts

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