Jobs for freelance data science engineer python sql at Chicago

When you’re the best, we’re the best. We instill an environment where employees feel engaged, satisfied and able to contribute their unique skills and talents while living and working as their authentic selves. We provide extensive opportunities for personal and professional development, building both employee competence and organizational capability to...

Drive the design and delivery of advanced analytics, artificial intelligence (AI), and generative artificial intelligence (GenAI) solutions that inform Talent strategy and workforce decisions. In this role, you will lead complex data science work that combines research design, statistical analysis, machine learning, and application development to solve...

Over 8 Years of experience in Data_ETL/Data Engineer. Good experience in SQL & PL/SQL, Python, PySpark, ETL and Data Warehousing development experience,Performance Tuning, Bitbucket, Experience leveraging AI tools like Copilot and Windsurf. Good experience in Healthcare Industry, Good experience in Databricks, Snowflake, PostgreSQL (AWS RDS PostgreSQL),...

Position: Data Engineer Location: Chicago, IL (Local applicants only) Work Schedule: Hybrid – 2 days/week onsite Duration: Contract Key Skills: Data Engineering Data Migration / Data Modernization AWS Cloud ETL / ELT SQL Python (preferred) The role focuses on enterprise data migration and cloud modernization initiatives, involving hands-on work with...

Company Description PHM is the leading health media agency in the US, built for the modern healthcare experience. Here, industry depth meets media scale, where data becomes direction, where creativity and storytelling bring truth to life, and where orchestration replaces fragmentation. Dedicated to making brands discovered, PHM redefines what media can do...

Company Description PHM is the leading health media agency in the US, built for the modern healthcare experience. Here, industry depth meets media scale, where data becomes direction, where creativity and storytelling bring truth to life, and where orchestration replaces fragmentation. Dedicated to making brands discovered, PHM redefines what media can do...

Description Who We Are: Dedicated to making a difference in law enforcement agencies across the U.S., our mission is to transform policing by elevating officer performance with a preventative-based early intervention system. Driven by data science and powered by machine learning, our offering analyzes officer performance data in order to identify...

Job Description Must Have Technical/Functional Skills 5+ years of advanced professional Python development experience with production-grade coding practices. Strong hands-on experience writing clean, tested, maintainable code using typing, pytest, packaging standards, Git, CI/CD, Docker, and code review discipline. 1.5+ years of hands-on experience...

Description Who We Are: Dedicated to making a difference in law enforcement agencies across the U.S., our mission is to transform policing by elevating officer performance with a preventative-based early intervention system. Driven by data science and powered by machine learning, our offering analyzes officer performance data in order to identify...

HAVI is a global, privately owned company focused on innovating, optimizing and managing the supply chains of leading brands. Offering services in marketing analytics, packaging, supply chain management and logistics, HAVI partners with companies to address challenges big and small across the supply chain, from commodity to customer. Founded in 1974, HAVI...

Location: Chicago, Illinois Business Unit: Rush Medical Center Hospital: Rush University Medical Center Department: Research Computing Work Type: Full Time (Total FTE between 0.9 and 1.0) Remote Shift: Shift 1 Work Schedule: 8 Hr (8:00:00 AM - 5:00:00 PM) Rush offers exceptional rewards and benefits learn more at our Rush benefits page...

Data Engineer- Databricks Location: Remote – CST Hours Employment Type: Full-Time Consultant Duration: Project Based Contract Through End of Year with Likely Extension Working Hours- 12:00 AM – 9:00 AM Central Time (CT) M-F. Compensation- $30-35/hr About Us Slalom is a purpose-led, global business and technology consulting company. From strategy to...

Senior Data Engineer (Databricks | AWS | SQL | Python) Location: Chicago, IL (Hybrid – 3 days onsite/week) Duration: 2 months (Extension possible based on performance) Interview Process: Virtual/Onsite About the Role: We are seeking a hands-on Senior Data Engineer (Senior Associate / near Manager level) to support a critical Phase 0 Data Discovery and...

Career Area: Technology, Digital and Data Job Description: Your Work Shapes the World at Caterpillar Inc. When you join Caterpillar, you're joining a global team who cares not just about the work we do – but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We...

Career Area: Technology, Digital and Data Job Description: Your Work Shapes the World at Caterpillar Inc. When you join Caterpillar, you're joining a global team who cares not just about the work we do – but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We...

The insights provided are generated by AI and may contain inaccuracies. Please independently verify any critical information before relying on it. Senior Data Engineer - Physical AI Platform, Data Engineering The insights provided are generated by AI and may contain inaccuracies. Please independently verify any critical information before relying on...

Data Scientist (Masters) — AI Data Trainer About The Role What if your expertise in machine learning, statistical inference, and data engineering could directly shape how the world's most advanced AI systems reason through complex problems? We're looking for data scientists with graduate-level training to challenge, audit, and refine cutting-edge AI...

Environmental Engineering — AI Data Trainer About The Role We partner with the world's leading AI research labs to build smarter, more technically accurate AI models. Now, we're looking for environmental engineers to bring their domain expertise to the frontier of AI development. Your knowledge of water treatment, air quality, and hazardous waste isn't...

About RethinkFirst RethinkFirst is a leading behavioral health technology company working to make mental wellness, education, and support accessible and scalable. Through our suite of cloud-based platforms—including RethinkEd, RethinkCare, and RethinkBH—we serve educators, employers, and providers with tools that deliver measurable, inclusive outcomes....

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk. Headquartered in Chicago with offices...