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Python Data Developer Jobs in Illinois (NOW HIRING)

Whiztek Corp

Python Developer

Chicago, IL · On-site

$51.75 - $71.50/hr

Python Developer with Apache Flink Location: Chicago, IL (Hybrid - 2-3 Days/Week Onsite) Duration ... Build and optimize streaming data pipelines using Python . * Develop event-driven applications ...

New

Forhyre

Big Data Engineer

Rolling Meadows, IL

$56 - $74.25/hr

Looking for an experienced Senior Big Data Developer Experience: 8 - 10 years Job Location: Rolling Meadows, IL Requirements Primary / Essential Skills : SPARK with Scala or Python Secondary ...

Dexian

Python, AWS, Vue Developer

Chicago, IL · On-site

$51.75 - $71.25/hr

Data Engineer (Contract) Location: Remote Duration: 6-Month Contract * *US CITIZENS ONLYThis division supports government projects* * True PYTHON Developer who also does ETL and Data Engineering

DRW

Data Engineer, Cumberland/FICCO

Chicago, IL · On-site

$118K - $141K/yr

They are seeking a Data Engineer to develop datasets and scalable data infrastructure for their ... Python data science ecosystem • Strong understanding of option and future products and their ...

Whiztek Corp

Python Developer (Apache Flink)

Chicago, IL · On-site

$51.75 - $71.50/hr

Python Developer with Apache Flink Location: Chicago, IL (Hybrid - 2-3 Days/Week Onsite) Duration ... Build and optimize streaming data pipelines using Python . * Develop event-driven applications ...

Kemper

Data Quality Engineer

Downers Grove, IL · Remote

$114K - $137K/yr

Python-based automation and testing frameworks * Strong knowledge of test environment strategy ... Familiarity with DevOps and DataOps practices for enterprise data platforms. * Experience ...

Kemper

Data Quality Engineer

Chicago, IL · Remote

$118K - $141K/yr

Python-based automation and testing frameworks * Strong knowledge of test environment strategy ... Familiarity with DevOps and DataOps practices for enterprise data platforms. * Experience ...

Next Step Systems

Data Science Developer

Chicago, IL · On-site

Chicago IL Jobs, Data Science Developer, Python Scripting, Perl, SQL, Postgres, MySQL, JavaScript MVC Framework, Hadoop, Software Engineer, Software Developer, Programming, Programmer Analyst ...

Next Step Systems

Data Engineer, Python & ETL

Chicago, IL · On-site

$118K - $141K/yr

Data Engineer, Python & ETL, Chicago, IL A proprietary trading firm is seeking a Data Engineer ... Developer, Trading, Financial, Chicago Recruiters, Information Technology Jobs, IT Jobs, Chicago ...

Dlapiper

Data Engineer

Chicago, IL · On-site

$118K - $141K/yr

Together. Summary The Data Engineer, Solutions & Data role designs, builds, and operates data ... Proficiency in SQL and Python. * Data pipeline tooling and cloud data services experience (Azure ...

GATX

Lead Data Engineer

Chicago, IL · Remote

$105K - $139K/yr

Expertise in SQL, Python, data modeling, and distributed processing; * Experience with CI/CD, DevOps, and modern data architecture (lakehouse, medallion, etc.); and * Strong communication skills and ...

Conch Technologies Inc

Lead Data Engineer

Chicago, IL · On-site

$105K - $139K/yr

... Python, data modeling, and distributed processing; · Experience with CI/CD, DevOps, and modern data architecture (lakehouse, medallion, etc.); and · Strong communication skills and the ability to ...

AgileEngine

Senior Data Engineer ID75059

Chicago, IL · On-site

$109K - $148K/yr

ABOUT THE ROLE We are looking for a Senior Data Engineer to design and build scalable data lakes ... You will implement Python-based ETL/ELT pipelines, orchestrate workflows with Airflow, develop ...

AgileEngine

Senior Data Engineer ID75059

Irving, IL · On-site

$92K - $125K/yr

ABOUT THE ROLE We are looking for a Senior Data Engineer to design and build scalable data lakes ... You will implement Python-based ETL/ELT pipelines, orchestrate workflows with Airflow, develop ...

AgileEngine

Senior Data Engineer ID75059

Berwyn, IL · On-site +1

$107K - $146K/yr

ABOUT THE ROLE We are looking for a Senior Data Engineer to design and build scalable data lakes ... You will implement Python-based ETL/ELT pipelines, orchestrate workflows with Airflow, develop ...

Vergence

Senior ETL/Python Developer

Springfield, IL · On-site

$120K - $162K/yr

The ideal candidate brings strong Tableau and Python engineering expertise, experience working with ... Build and optimize scalable data processing solutions using Python * Support Medicaid analytics and ...

DRW

Data Engineer, Cumberland/FICCO

Chicago, IL · On-site

$150K - $200K/yr

We are seeking a Data Engineer to join our trading team. This role will be responsible for ... Foundational understanding of the Python data science ecosystem * Strong understanding of option ...

AgileEngine

Senior Data Engineer ID75059

Irving, IL · On-site +1

$92K - $125K/yr

ABOUT THE ROLE We are looking for a Senior Data Engineer to design and build scalable data lakes ... You will implement Python-based ETL/ELT pipelines, orchestrate workflows with Airflow, develop ...

GATX

Lead Data Engineer

Chicago, IL · On-site +1

$111K - $160K/yr

Expertise in SQL, Python, data modeling, and distributed processing; * Experience with CI/CD, DevOps, and modern data architecture (lakehouse, medallion, etc.); and * Strong communication skills and ...

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All JobsPython Data Developer JobsPython Data Developer Jobs in Illinois

Python Data Developer information

What are some common challenges faced by Python Data Developers when working with large datasets?

Python Data Developers often encounter challenges related to efficiently processing and managing large datasets, such as optimizing data pipelines for speed and memory usage. Handling data quality issues, integrating data from multiple sources, and ensuring scalability of their solutions are also frequent hurdles. Collaboration with data engineers, analysts, and stakeholders is crucial for understanding requirements and delivering robust results. Staying up to date with the latest libraries and tools, like Pandas, Dask, or PySpark, is also important to overcome these challenges and maintain high performance.

What is the difference between Python Data Developer vs Data Analyst?

AspectPython Data DeveloperData Analyst
Required SkillsPython, SQL, data modeling, ETL processesExcel, SQL, data visualization, basic statistics
CertificationsPython certifications, data engineering coursesData analysis certifications, Excel certifications
Work EnvironmentData engineering teams, software development projectsBusiness units, reporting teams
Industry UsageTech, finance, healthcare, where data pipelines are neededMarketing, finance, operations for insights and reporting

The Python Data Developer focuses on building data pipelines, integrating data sources, and developing scalable data solutions using Python. In contrast, Data Analysts primarily interpret data, create reports, and provide insights for decision-making. While both roles require SQL and data handling skills, Python Data Developers are more involved in data engineering tasks, whereas Data Analysts focus on data visualization and analysis.

What are Python Data Developers?

Python Data Developers are professionals who use the Python programming language to collect, process, and analyze data. They build and maintain data pipelines, write scripts for data manipulation, and work with databases to ensure data is accessible and usable for analytics and business insights. These developers often collaborate with data scientists, analysts, and other IT professionals to support data-driven decision-making within an organization.

What are the key skills and qualifications needed to thrive as a Python Data Developer, and why are they important?

To excel as a Python Data Developer, you need strong programming skills in Python, a solid understanding of data structures, algorithms, and experience with relational and NoSQL databases. Familiarity with data processing libraries (like Pandas, NumPy), ETL tools, and version control systems, as well as knowledge of cloud platforms (such as AWS or Azure), are typically required. Problem-solving ability, attention to detail, and effective communication are vital soft skills in this role. These skills enable efficient data pipeline development, ensure data quality, and facilitate collaboration within technical teams.
What are popular job titles related to Python Data Developer jobs in Illinois? For Python Data Developer jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching Python Data Developer jobs in Illinois look for? The top searched job categories for Python Data Developer jobs in Illinois are:
What cities in Illinois are hiring for Python Data Developer jobs? Cities in Illinois with the most Python Data Developer job openings:
Python Data Developer jobs near you
Python Developer

Python Developer

Whiztek Corp

Chicago, IL • On-site

$51.75 - $71.50/hr

Other

Posted 2 days ago

Job description

Job Title: Python Developer with Apache Flink

Location: Chicago, IL (Hybrid – 2–3 Days/Week Onsite)

Duration: Long-Term Contract

Job Summary

We are seeking an experienced Python Developer with strong Apache Flink expertise to design, develop, and optimize real-time stream processing applications for enterprise-scale data platforms. The ideal candidate will have hands-on experience building scalable streaming solutions using Apache Flink as the primary technology, along with strong Python development skills. This role involves developing high-performance, event-driven data pipelines and collaborating with cross-functional teams to deliver real-time analytics solutions.

Key Responsibilities

  • Design, develop, and maintain scalable real-time data processing applications using Apache Flink.
  • Build and optimize streaming data pipelines using Python.
  • Develop event-driven applications capable of processing high-volume, low-latency data streams.
  • Integrate Flink applications with messaging platforms such as Apache Kafka and other distributed systems.
  • Optimize Flink jobs for performance, scalability, fault tolerance, and reliability.
  • Develop reusable components, libraries, and frameworks to support streaming applications.
  • Collaborate with data engineers, software developers, and business stakeholders to deliver business-critical streaming solutions.
  • Troubleshoot production issues and implement performance improvements.
  • Participate in code reviews, testing, and CI/CD deployment activities.
  • Create and maintain technical documentation for streaming applications and workflows.

Required Qualifications

  • 8+ years of software development experience.
  • 3+ years of hands-on experience with Apache Flink (Required).
  • Strong proficiency in Python programming.
  • Experience building real-time stream processing applications using Apache Flink.
  • Solid understanding of distributed systems and event-driven architectures.
  • Experience with Apache Kafka or similar messaging platforms.
  • Strong SQL skills and experience working with relational and NoSQL databases.
  • Experience with Git and Agile development methodologies.
  • Excellent problem-solving and debugging skills.
  • Strong communication and collaboration abilities.

Preferred Qualifications

  • Experience with cloud platforms such as AWS, Azure, or Google Cloud Platform.
  • Familiarity with Docker and Kubernetes.
  • Experience with CI/CD tools and DevOps practices.
  • Knowledge of Spark, Hadoop, or other big data technologies is a plus.
  • Experience with monitoring and observability tools such as Prometheus and Grafana.

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