Hire Freelance Data Warehouse Developers and Engineers
Yuriy Margulis
Yuriy is a data specialist with over 15 years of experience in data warehousing, data engineering, feature engineering, big data, ETL/ELT, and business intelligence. As a big data architect and engineer, Yuriy specializes in AWS and Azure frameworks, Spark/PySpark, Databricks, Hive, Redshift, Snowflake, relational databases, tools like Fivetran, Airflow, DBT, Presto/Athena, and data DevOps frameworks and toolsets.
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Yun He
Yun is a senior developer with 20+ years of experience in business intelligence (BI) and data warehousing. She specializes in the implementation of business analytics and reporting solutions. This includes capturing business needs for data integration, data modeling, and report building. In addition, Yun has a strong background in enterprise Power BI tenant administration, ensuring best practices, enforcing security policies, optimizing cost and capacity utilization, and tuning performance.
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Roderick Lee
Roderick is an information management expert specializing in business intelligence and data development. He is fully versed in all aspects of the data warehouse lifecycle, including data design, ETL, reporting, installation, implementation, and administration. Roderick seeks a pivotal role to leverage his substantial experience and skills and add value, stability, and success to a growing organization.
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Mary Baculi
Mary is a result-driven data architect that delivers data analytics to senior management. She is a detail-oriented and organized professional with 21 years of expertise in all phases of system development and project life cycles. Mary has collaborated with SMEs, project managers, business analysts, developers, quality assurance specialists, vendors, and cloud providers to deliver information solutions following Agile methodology.
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Jakub Kaczanowski
Jakub started taming data nearly 20 years ago, building Access databases in the oil and gas sector. Since then, he's built data solutions for various Australian financial and government clients, co-founded a fintech startup, and freelanced for US and EU multinationals. An expert in BI, analytics, and data warehouse architecture and development, Jakub is much more than a technical resource; he has a sound understanding of the role of insightful data and its commercial application.
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Temitope Otokiti
Temitope is a highly motivated IT professional with experience in the financial industry. She is a skilled business intelligence developer well-versed in maintaining data warehousing, modeling, and engineering, developing ETL pipelines, BI dashboards, and business reports. With her background, she has a strong business and financial acumen and is interested in leveraging technology to understand and solve data-driven complex business problems.
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Bharat Garg
Bharat is a data scientist and developer with five years of experience analyzing data, building predictive machine learning models, and designing and developing interactive reports and tools to facilitate decision-making. He has worked with small startups and large corporations, such as Comcast, MetLife, UnitedHealth Group/Optum, and Jefferson Health. One of Bharat's projects delivered $6 million in revenue and another delivered $10 million in savings.
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Mary Mirzoyan
Mary's motto in work is "Always deliver more than expected"—this slogan has worked for her throughout her seven-year career path. She loves seeing the magic of technology at work, bringing it to people, and making their lives easier. As a BI developer at Toptal, Mary is here to transform your data into an in-depth visualization to help your business grow.
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Aditya Andra
Aditya is a developer with experience building machine learning and statistical models with large-scale data sets on cloud platforms using the latest big data technologies. Thanks to master's degrees from the IE Business School and IIT (ISM) Dhanbad, Aditya has a solid understanding of data science in various business scenarios. He is also a former quantitative researcher specializing in time-series and machine learning-based strategies and risk models in financial markets.
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Tafsuth Boumali
Tafsuth is a highly efficient and dedicated professional with a broad software and data engineering skillset. Her career assignments have ranged from building real-time prediction pipelines for startups to leading project teams and designing and maintaining large data lakes for Fortune 500 companies. Tafsuth is interested in helping businesses make data-driven decisions, and she enjoys sharing her knowledge by mentoring engineers.
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Utkarsh Dalal
Utkarsh currently works as a full-time freelance developer, specializing in Data Engineering, scraping, and back-end development. Before this, he worked as a data scientist and researcher at the Brookings Institution's India Center and at a Silicon Valley cleantech startup called AutoGrid. Utkarsh has a degree in computer science and political economy from UC Berkeley; he has extensive experience with Python, AWS, big data, and loves fun projects with a social impact.
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