55 senior python developer jobs at 29 companies in Darlington, WI
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
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.
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).
Paradigm: A software transforming the residential, construction, and building product industries.
5+ YOE5+ years designing and deploying applied ML systems; expertise in computer vision and NLP; strong Python and ML frameworks; ML Ops; cloud platforms; clear communicator; degree in CS/ML or related field.
Findhelp: Building digital infrastructure for connecting people to social services.
8+ YOE8+ years professional software development, experience with Python and ReactJS, strong SQL and database knowledge, cloud experience (GCP preferred), microservices, technical design and mentorship skills.
Zendesk: Provides cloud-based software for customer service and support.
3+ YOE3+ years of production software experience; backend-first with APIs, async systems, integrations, and real-time systems; ownership of features end-to-end; experience with real-time or event-driven tech such as WebSockets/WebRTC.
American Family Insurance: Provides diverse insurance products and comprehensive financial services.
5+ YOE5+ years AWS-backed Java development experience building Spring Boot and RESTful APIs; proficiency with Python and SQL; experience with integration, SDLC, testing, and cloud services; insurance experience preferred; ability to travel up to 10%.
Java, Spring Boot, RESTful API, Python, SQL, AWS, Microsoft Copilot, Claude Code
Duluth Trading CompanyNASDAQ: DLTH: Retailer of workwear, casual apparel, and outdoor accessories.
5+ YOEBachelor's in CS (or equivalent), 5+ years software development, full-stack and PWA experience, proficiency with JavaScript/Python/Ruby, HTML5/CSS3/Node.js, REST APIs, strong communication, and US work authorization required.
AMC Health: Provides remote patient monitoring and virtual care technology.
7+ YOE7+ years building and operating production backend systems, production LLM/ML experience, cloud distributed-systems expertise, and disciplined practices for regulated environments.
HoneywellNASDAQ: HON: Manufactures aerospace products, building technologies, and industrial control systems.
5+ YOE5+ years advanced manufacturing engineering experience, strong automation and process optimization skills, LabVIEW/Python/SQL proficiency, test systems and data analysis experience, Lean/Six Sigma knowledge.
University of Wisconsin–Madison: Public research university providing academic programs and clinical healthcare.
Professional DevOps cloud engineering experience with Infrastructure as Code (Terraform/Ansible/Chef), NIST 800-171 or related security controls, scripting (Python, Bash, PowerShell), CI/CD pipelines, and U.S. citizenship required.
Terraform, Ansible, Chef, Python, Bash, PowerShell, Microsoft Azure
Resource Innovations: Provides clean energy services and software solutions for utilities.
8+ YOEBachelor's or Master's in CS/Engineering,8+ years building scalable enterprise applications; strong Java, Python, Spring Boot; MySQL and NoSQL; OpenSearch/Elasticsearch; Apache Camel; RabbitMQ; AWS; microservices experience.
InsperityNew York Stock Exchange: NSP: Provides human resources and business performance solutions to businesses.
5+ YOEBachelor's or equivalent experience, 5+ years in software/ML/AI engineering, advanced Python and API skills, experience with large-scale data platforms and LLM systems, familiarity with AI orchestration frameworks, strong communication.
Realta Fusion: Developing compact, modular magnetic mirror fusion energy systems.
7+ YOEAdvanced degree plus 7+ years developing control systems for plasma devices, experience with EPICS/SCADA/LabVIEW, Python or C++, hardware integration, real-time DAQ, and strong communication and documentation skills.
UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-enabled health care services.
8+ YOE8+ years as a full stack developer; 5+ years C#; 3+ years FHIR/interoperability; 3+ years healthcare IT; 2+ years knowledge of data structures, algorithms, and version control (Git).
Thermo Fisher ScientificNYSE: TMO: Sells equipment and chemicals for scientific research and healthcare.
3+ YOEAdvanced degree with 3+ years or Bachelor's with 5+ years in complex technical systems; experience in electron microscopy or semiconductor equipment; strong systems engineering, Python/MATLAB/CAD; travel up to 10-20%.
Colony Brands: Operates multi-channel retail brands and catalog sales for consumer products.
5+ YOEBS or equivalent, 5+ years software development experience, 3+ years with .NET Core/C#, REST APIs, microservices, MySQL/Dynamo, Azure DevOps, Git, AWS; strong problem solving, Agile collaboration, and mentoring ability.
AccurayNASDAQ: ARAY: Develops and manufactures radiation therapy systems for cancer treatment.
5+ YOEBachelor’s degree in Electrical Engineering or related field; 5+ years of industry experience; PCB design and digital circuit development; FPGA development or HDL; hardware/software debugging; able to analyze and troubleshoot hardware/firmware issues.
MGT Insurance: AI-driven neo-insurer providing commercial insurance for small businesses.
6+ YOE6+ years experience building LLM-based agents and autonomous systems; expertise with OpenAI GPT/Anthropic Claude, LangChain/CrewAI; strong software engineering in Python and TypeScript; agent architecture and observability experience.
Slipstream: Nonprofit providing energy efficiency and building decarbonization solutions.
15+ YOEDeep energy systems experience; strong mentorship and communication; cross-domain problem solving; fund-raising and partnerships; strategic leadership.