Hire Freelance Data Cleaning Specialists
Art Vancil
Art has 25 years of data architecture and cloud-computing consulting experience—mostly in building enterprise data warehouses. Art is an end-to-end solution architect and chief problem solver with a long history of focused execution—according to a statement of work—and successful delivery in a team setting.
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Alex Clark
Alex is an innovative and experienced big data engineer, skilled in a wide variety of tools and technologies. He is competent in all aspects of the data science process, including data ingestion, storage, transformation, and statistical modeling. Alex has a proven track record of thoughtfully dissecting business problems, vetting requirements, and then designing the processes to address them.
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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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Kiran Kumar Kolla
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.
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Wenlong Dong
Wenlong is a senior data engineer with over half a decade of experience building data and ETL solutions primarily in SQL and Python. He has strong experience in building data pipelines and is familiar with various tools like DBT, Snowflake, Redshift, Python, Airflow, Power BI, Excel VBA, and PowerShell. Finally, he 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.
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Liam Moore
Liam is a machine learning scientist and engineer from a particle physics research background with experience leading various industry projects. He specializes in building bespoke statistical models, either using modern deep learning algorithms or classical machine learning combined with domain knowledge. Liam focuses on applying, developing, and keeping up to date with modern research while working with clients who care about creating social value.
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Tomasz Zielański
Tomasz is a data engineer with five years of industry experience. He specializes in engineering data pipelines, and he has significant experience in reporting and using machine learning for analytics in banking and fintech. Tomasz excels at using data to solve business challenges, and he often finds that data engineering is the most significant part of a data solution.
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Dusan Nosal
Dusan is a BI analyst and developer with experience across multiple business areas—banking, real estate, insurance, municipality, newspapers, and cinemas. He is passionate about the entire process of designing BI solutions, from analyzing source data through the design and creation of data warehouses, ETL processes, and data marts to the final visualization. Dusan's background is primarily with Microsoft and Oracle BI tools.
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Katharine Rovinsky
Katharine is a passionate and business-focused analytics professional with ten years of experience leveraging CRM and database insights. She has proven success in supporting decision-makers across marketing, sales, and product teams at Nielsen and Dell Technologies and, most recently, managing analytics at a startup. Expert in SQL, customer database insights, dashboarding, and reporting via Looker and Tableau, Katharine loves working with data and helping inform business strategy.
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Muhammad Bilal
Muhammad has seven years of experience transforming raw data into useful insights for enterprises. An enterprise resource planning (ERP) developer turned into a data engineer, he is an expert in database (DB) and data warehouse (DWH) design, writing complex SQL queries, and ETL development using native and 3rd-party tools and utilities. Muhammad is a data-focused person who profoundly understands every step of designing data ingestion pipelines and ETL processing.
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Sait Dogan
Sait is a data engineer with 15+ years of ETL development experience. He implemented many greenfield data warehouse projects in diverse sectors, such as telecommunications, banking, and insurance systems. For the last 5+ years, he's also been involved in big data projects.
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