18 senior python developer jobs at 8 companies in Havana, IL

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
3d
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Senior Data Engineer
Peoria or Chicago
$113k-$183k/yr OnsiteFull Time
Caterpillar
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
Extensive software development experience with Python, OOP, CI/CD, Git, AWS services, and relational/noSQL databases; strong decision-making and communication skills.
Python, Git, Jenkins, GitHub Actions, Azure DevOps, Bedrock, Lambda, Dynamo, Fargate, S3, Sagemaker, IAM, RDS, PostgreSQL, DynamoDB, MongoDB, Oracle
1mo
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Senior Azure Data Engineer
Springfield, Illinois, United States
RemoteContract
Datamaxis
Datamaxis: Provides IT consulting, data analytics, and strategic staffing services.
5+ YOESenior Azure data engineer with hands-on Azure Data Factory, Databricks/Synapse, and Azure Lakehouse; experience in migration, mentoring, and standards; strong Python/SQL.
Azure Data Factory, Azure Synapse Analytics, Databricks, Delta Lake, Parquet, Azure Databricks, Microsoft Fabric, Azure Data Lake Storage Gen2, Azure Monitor, Log Analytics, KQL, Azure DevOps, Terraform, ARM/Bicep, SSIS, Python, Pandas, PySpark, PowerShell, Bash, Unity Catalog, Snowflake
2mo
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Full Stack Engineer, Senior
Oakland or Seattle or WA or OH or CA or Long Beach or AZ or CO or CT or FL or GA or MD or MN or NV or OR or El Dorado Hills or Lodi or Rancho Cordova or Redding or San Diego or Woodland Hills or AL or IL or VA or WI or TX or NY
$103k-$174k/yr HybridFull Time
Ascendiun
Ascendiun: Nonprofit parent overseeing health insurance and clinical service organizations.
5+ YOE5+ years full stack development; BA/BS or equivalent IT experience; React/Vue/Angular; .NET/Java/Node.js/Python APIs; SQL/NoSQL; Azure preferred; Docker; IaC; CI/CD; AI tools; healthcare experience preferred.
React, Vue, Angular, JavaScript, TypeScript, .NET, Java, Node.js, Python, MS SQL Server, Oracle, NoSQL, REST, Azure, AWS, GCP, Docker, Kubernetes, Ansible, Bicep, ARM, Terraform, GitHub, GitLab, Bitbucket, Git
1w
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Senior Software Engineer
Chicago or Peoria or Irving
$113k-$183k/yr OnsiteFull Time
Caterpillar
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
5+ YOE5+ years search engineering experience, 2+ years technical leadership, proficiency with AWS/Azure/GitHub CI/CD, Java/Python/Scala, search technologies, cloud infrastructure and DevOps practices.
AWS, IAM, S3, Lambda, SageMaker, API Gateway, RDS, Azure DevOps, GitHub Actions, GitHub, AWS CloudFormation, OpenSearch, Elastic Search, SOLR, Lucene, Coveo, LucidWorks Fusion, Java, Python, Scala, Claude Code, ChatGPT, GitHub Copilot
4d
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Senior Software Engineer Applied AI
Springfield, Illinois, United States
RemoteFull Time
AMC Health
AMC Health: Provides remote patient monitoring and virtual care technology.
7+ YOE7+ years building and operating production backend systems, strong Python skills, production LLM/generative AI experience, distributed cloud systems experience, ML lifecycle proficiency, and disciplined data handling in regulated environments.
Python, AWS, LLMs, vector search, AI coding assistants
1w
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Lead Software Engineer
Chicago or Peoria or Irving
$128k-$209k/yr OnsiteFull Time
Caterpillar
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
7+ YOE3+ Mgmt7+ years search engineering experience, 3+ years technical leadership, expertise with search platforms, Java/Python/Scala, cloud and distributed systems, ML for relevance, strong communication.
OpenSearch, Elastic Search, SOLR, Lucene, Coveo, LucidWorks Fusion, Java, Python, Scala, Claude Code, ChatGPT, GitHub Copilot, GitHub, AWS, Azure, Google Cloud
1mo
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Controls System Senior Engineer
Peoria, Illinois, United States
$113k-$169k/yr OnsiteFull Time
Caterpillar
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
Bachelor's in engineering or computer science required; knowledge of control systems and embedded systems; strong problem-solving, requirements analysis, and communication skills; experience with model-based development preferred.
Matlab, Simulink, C, C++, Python
3d
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Junior Architect / Senior Data Engineer - Remote
Schaumburg or Minneapolis or Washington or Springfield or United States
$92k-$164k/yr RemoteFull Time
UnitedHealth Group
UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-enabled health care services.
5+ YOEHands-on experience with Azure Data Factory, Databricks/PySpark, Synapse/Fabric, T-SQL and Python; strong data warehouse, ETL, CI/CD, monitoring and migration skills; willing to travel ~10%.
Azure Data Factory, Azure Synapse Analytics, Databricks, Microsoft Fabric, Azure Data Lake Storage Gen2, Delta Lake, Parquet, PySpark, T-SQL, Spark SQL, KQL, PowerShell, Bash, Azure Key Vault, Azure AD, Entra ID, Azure Monitor, Log Analytics, Azure DevOps, ARM, Bicep, Terraform, Synapse Dedicated SQL Pool, Azure SQL, Teradata, Snowflake, Informatica PowerCenter, Unity Catalog, OneLake, pandas, pytest
1w
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Senior Field Application Engineer
Peoria, Illinois, United States
$80k-$120k/yr OnsiteFull Time
Field AI
Field AI: Develops autonomous software brains for robots in unstructured environments.
5+ YOEBachelor's in a technical field,5+ years in robotics/field engineering,experience with deployments,systems integration,troubleshooting,customer-facing skills,and willingness to travel up to 30%.
Python, C++, ROS, ROS2, Linux
1mo
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Senior Performance/ Simulation/ Application Engineer
Mossville or Chillicothe
$131k-$169k/yr OnsiteFull Time
Caterpillar
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
2+ YOEMaster's in engineering +2 yrs experience or Bachelor's +5 yrs; 1 yr validation of control models vs test data; software-in-the-loop setup; model integration; Git, MATLAB/Simulink, CANape, Python experience.
Dynasty, GT Suite, AMESim, Git, MATLAB, Simulink, CANape, Python
1w
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Sr. Systems Engineer
Springfield or Chicago or Warrenville
$122k-$135k/yr HybridFull Time
Constellation Energy
Constellation EnergyNASDAQ: CEG: Produces carbon-free electricity and supplies energy to customers.
5+ YOEExpertise in server/storage (on-prem and cloud), Windows Server, Linux/Solaris, VMware, scripting (Python/Shell), cloud (Azure, OCI), and 5+ years IT infrastructure experience; strong communication and change-management skills.
Microsoft Azure, Oracle Cloud Infrastructure, Windows Server, Oracle Enterprise Linux, Solaris, Exadata, Python, Shell, VMware, VMware hypervisor
4d
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Lead Data Engineer (Snowflake)
East Peoria or Irving
$128k-$193k/yr OnsiteFull Time
Caterpillar
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
10+ YOE10+ years data engineering experience with Snowflake expertise, strong SQL and programming (Python/Java/Scala), cloud platform experience, data modeling, ELT/ETL, governance, and leadership of small teams.
Snowflake, Snowflake Cortex AI, Python, Java, Scala, SQL, AWS, Azure, GCP, CI/CD, DevOps, Infrastructure as Code (IaC)
3d
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Sr Perception Component Engineer
Mossville, Illinois, United States
$113k-$169k/yr OnsiteFull Time
Caterpillar
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
Degree in electrical or computer engineering, strong electronics and troubleshooting skills, supplier management experience, ability to write test code (Python,C), experience with RADAR/camera/LiDAR components, <20% travel.
Python, C
1mo
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Control Systems Engineer
Mossville, Illinois, United States
$98k-$146k/yr OnsiteFull Time
Caterpillar
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
Bachelor's in Mechanical or Electrical/Electronics Engineering required; experience in engine control design, embedded software development, MATLAB/Simulink, GT‑Power, and model‑based validation; strong analytical and communication skills.
MATLAB/Simulink, GT-Power, Vector CANape, Python, Git, Dynasty, CAN, SAE J1939
2d
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Embedded Software Senior Engineering Specialist - AI
Mossville or Irving
$148k-$222k/yr OnsiteFull Time
Caterpillar
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
Bachelor's in Computer/ Electrical Engineering or Computer Science, experience developing AI solutions for embedded devices, proficiency in C/C++/Python, software test frameworks, Git, debuggers, and system architecture skills.
C, C++, Python, GoogleTest, PyTest, Git, Lauterbach, GDB, AUTOSAR, ROS2, Vector Canape, Vector Canalyzer, Wireshark, CAN, Ethernet, AWS, Azure, Google Cloud, Docker, Kubernetes
2w
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Senior Digital Product Owner
Peoria, Illinois, United States
$113k-$183k/yr OnsiteFull Time
Caterpillar
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
3+ YOEMaster's in CS/IS/business/math/stats/engineering, 3+ years experience in business insights/visualization and developing digital products; experience with Tableau/Power BI, Figma, Python, SQL, JavaScript/Angular, AWS, Snowflake, relational DBs and SDLC.
Tableau, Power BI, Figma, Python, SQL, JavaScript, Angular, AWS, Snowflake, SDLC
1mo
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Autonomy Engineering Development Specialist
Mossville, Illinois, United States
$128k-$209k/yr OnsiteFull Time
Caterpillar
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
Degree in engineering/CS/robotics required. Extensive experience in mobile robotics/autonomy, C++ and Python, ROS, computer vision, ML/DL (Tensorflow/PyTorch), cloud (AWS), DevOps tools, and autonomy system integration and testing.
C++, Python, Azure DevOps, Jira, CMake, Git, SonarQube, Docker, GoogleTest, Artifactory, AWS EC2, S3, Batch, ROS, Caterpillar’s Autonomous Infrastructure Software (AIS), OpenCV, Tensorflow, PyTorch, NVDIA
2mo
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Photogrammetrist
Springfield or Springfield
$140k-$160k/yr HybridFull Time
Hathiant
Hathiant: Federal contractor providing AI-driven IT and digital solutions.
10+ YOEClearance required and willing to upgrade; bachelor's in photogrammetry or related; 10+ years imaging experience; proficiency with GIS/imagery software; strong communication; ability to work independently.
ArcGIS, SOCET GXP, QT Modeler, ERDAS Imagine, Remote View, Python, MATLAB, IDL, C

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