22 backend developer jobs at 17 companies in Darien, WI
1mo
Save
Mark Applied
Hide
Backend Software Engineer
Madison, Wisconsin, United States
$130k-$140k/yr HybridFull Time
3+ YOE3+ years backend engineering, Bachelor’s or Master’s in CS/Software Engineering, proficiency in Python/Go/Java, PostgreSQL/MongoDB, cloud (AWS/GCP/Azure), Docker/Kubernetes, CI/CD, Git, and familiarity with HIPAA/GDPR.
Python, Go, Java, PostgreSQL, MongoDB, AWS, GCP, Azure, Docker, Kubernetes, CI/CD, Git, HL7, FHIR, DICOM, Claude
4d
Save
Mark Applied
Hide
Senior Backend Software Engineer - Cloud (55446)
Vernon Hills, Illinois, United States
$108k-$126k/yr HybridFull Time
8+ YOE8+ years professional software development experience with C#/.NET, backend systems, APIs, integrations, relational and NoSQL databases, cloud-native solutions and production support.
C#, .NET, PostgreSQL, RavenDB, SQL Server, Microsoft Azure, Azure Functions, App Services, Azure SQL, Storage, Key Vault, Service Bus
1mo
Save
Mark Applied
Hide
Geospatial Backend Developer – Multiple Positions at Junior/Mid/Senior Levels
St. Louis or St. Charles or Virginia or Sun Prairie
OnsiteFull Time
2+ YOEActive Top Secret/SCI clearance, bachelor’s degree in STEM, 2+ years backend development with Python/Node.js/Java, experience with ArcGIS Enterprise, containerization, API design, and geoprocessing workflows.
ArcGIS Enterprise, Python, Node.js, Java, Docker, Kubernetes, PostgreSQL/PostGIS, SQL Server, Azure, AWS, GCP
3w
Save
Mark Applied
Hide
Software Engineer 2 (Backend AI)
Earth City or Atlanta or Hopkins or Denver or Cincinnati or Brookfield or Irving
$98k-$116k/yr HybridFull Time
3+ YOE3+ years software engineering experience, BS or equivalent, experience with full-stack development, cloud-native and DevOps practices, AI/GenAI familiarity preferred, strong communication and problem-solving skills.
Java, Python, Spring Boot, FastAPI, Node.js, REST APIs, GraphQL, Microservices, Azure, AWS, Azure OpenAI, AWS Bedrock, LLM APIs, LangChain, LangGraph, Semantic Kernel, Docker, Kubernetes, CI/CD Pipelines, GitHub, GitHub Copilot, SQL Server, PostgreSQL, MongoDB, Vector Databases, Embedding Models, RAG
2mo
Save
Mark Applied
Hide
Senior Backend Software Engineer, Solve Voice
Austin or Madison or San Francisco
$145k-$217k/yr HybridFull Time
3+ YOE3+ years backend engineering; real-time systems (WebRTC/SIP); Python or equivalent; API design; async architectures; frontend basics.
Python, WebRTC, WebSockets, SIP, APIs, Async frameworks
1w
Save
Mark Applied
Hide
Senior Manager, Software Engineering, Back End (Global Payment Network)
Riverwoods, Illinois, United States
$209k-$239k/yr OnsiteFull Time
6+ YOE4+ MgmtBachelor's degree,6+ years software engineering experience,1+ year cloud experience,4+ years people management,proficiency in Java/Python/SQL/Node/Go/Scala,experience with Docker,Kubernetes and AWS/GCP/Azure.
Java, Python, SQL, Node, Go, Scala, Open Source RDBMS, NoSQL, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud
1mo
Save
Mark Applied
Hide
Software Engineer
Delafield, Wisconsin, United States
OnsiteFull Time
5+ YOE5+ years backend development experience with C#/.NET, building REST APIs and SQL databases; experience with Git, cloud (Azure/AWS) and Docker preferred; Bachelor\u0002s degree in CS or equivalent experience.
C#, .NET, .NET 9, REST APIs, SQL, Git, Microsoft Azure, Microsoft Azure SQL, AWS, Docker
2mo
Save
Mark Applied
Hide
Chief Principal Software Engineer- Cloud
Greenville or Remote or Remote
$119k-$204k/yr HybridFull Time
8+ YOE8+ years backend cloud software development; Azure cloud; C#/.NET; IoT/cloud data platforms; containerization; CI/CD; security and observability.
Azure, C#, NET Core, Docker, Kubernetes, Terraform, GitHub Actions, Event Grid, Event Hub, Azure Functions, CosmosDB, Redis, Azure Monitor, Application Insights
4d
Save
Mark Applied
Hide
Xformative - Fintech Software Engineer
Madison, Wisconsin, United States
RemoteFull Time
5+ YOE5+ years software development experience in payments, strong Node.js and TypeScript skills, API and backend engineering, AWS experience, knowledge of payment compliance (PCI-DSS/SOC2), bachelor\u0002s degree preferred.
Node.js, TypeScript, AWS, AWS CloudWatch, PCI-DSS, SOC2
1mo
Save
Mark Applied
Hide
Senior AI Engineer
Abbott Park or United States
$99k-$199k/yr RemoteFull Time
8+ YOEBachelor's in CS/Engineering/Math (or Master's with reduced experience), 8+ years relevant experience, hands-on AI/ML model integration, strong Go backend development, distributed systems, cloud/CI/CD, SQL/PostgreSQL/SQL Server, Linux, and strong communication.
Go, SQL Server, PostgreSQL, Kubernetes, Docker, Terraform, CI/CD, MLOps, Linux
1mo
Save
Mark Applied
Hide
Senior Software Engineer, Design Systems
North Chicago, Illinois, United States
$97k-$184k/yr HybridFull Time
5+ YOEExpert React and TypeScript skills, front-end design-system experience, Claude Code skills and agentic AI workflow development, Python/Node.js backend capability, Storybook/GitHub/Axe proficiency, accessibility (WCAG) and strong communication.
React, TypeScript, Python, Node.js, Storybook, GitHub, Axe, Claude Code, Figma, OutSystems, Angular, HTML, CSS, MCP
1mo
Save
Mark Applied
Hide
Staff Software Engineer
Austin or Madison
HybridFull Time
5+ YOE5+ years software engineering experience; deep expertise in backend and frontend, relational and non-relational databases, cloud platforms (GCP), microservices, observability, and strong communication and mentorship skills.
Python, ReactJS, GCP (Google Cloud Platform), Kubernetes, Cloud Functions, SQL, ORMs
1mo
Save
Mark Applied
Hide
Senior AI Engineer
Abbott Park or United States
$99k-$199k/yr RemoteFull Time
8+ YOEBachelor's in CS/Engineering/Mathematics (or related) and 8+ years (Master's +6+), strong applied AI/ML experience, Go backend engineering, cloud-native services, distributed systems, REST APIs, SQL/PostgreSQL, Linux, CI/CD, and strong communication.
Go, RESTful APIs, SQL Server, PostgreSQL, Kubernetes, Docker, Terraform, Linux, CI/CD, MLOps, message queues, vector databases
3mo
Save
Mark Applied
Hide
Senior Software Engineer - Cybersecurity
Waukesha, Wisconsin, United States
HybridFull Time
4+ YOESenior software engineer with cybersecurity focus; 4+ years backend, secure coding, Agile, hybrid on-site in Waukesha; U.S. work authorized; bachelor’s in CS.
C#, REST, Relational Databases, Windows, Unix/Linux, CI/CD, DevSecOps, SAST, DAST, Secrets Management
1mo
Save
Mark Applied
Hide
Software Engineer III – IntelliScript (Remote)
Brookfield or New York City or Alaska or California or Connecticut or Illinois or Maryland or Massachusetts or New Jersey or Pennsylvania or Virginia or Washington or District of Columbia
$105k-$199k/yr RemoteFull Time
5+ YOE5+ years software engineering experience focused on data pipelines and backend systems; proficiency with C# (.NET), SQL, AWS, microservices, event-driven architectures, CI/CD and DevOps practices; strong problem-solving and mentoring skills.
C# (.NET), SQL, AWS, GitHub workflows, Terraform, CI/CD, DevOps, Agile/SAFe, EHR, FHIR, HL7
3w
Save
Mark Applied
Hide
Senior Software Engineer Applied AI
Madison or United States
RemoteFull Time
7+ YOE7+ years building and operating production backend systems, production LLM/ML experience, cloud distributed-systems expertise, and disciplined practices for regulated environments.
Python, AWS, LLMs
2mo
Save
Mark Applied
Hide
Software Engineer - AI & Cloud Engineering (Early to Mid Career, WI Based)
Madison, Wisconsin, United States
OnsiteFull Time
3+ YOE3-6 years software engineering; strong programming in Python/C++/Rust/Go/Java/JavaScript; backend systems/APIs/distributed services; Linux/Git; ability to drive projects; degree in technical field
Python, C++, Rust, Go, Java, JavaScript, Linux, Git, Docker, Kubernetes, AWS, GCP, Azure
2w
Save
Mark Applied
Hide
Software Engineer
United States or Austin or Boston or Chattanooga or Chicago or Dallas or Denver or Houston or Jefferson City or Kansas City or Madison or Milwaukee or Minneapolis or Nashville or Omaha or Providence or Springfield or Saint Louis or Washington
$76k-$234k/yr HybridFull Time
5+ YOEBachelor's or equivalent,5+ years application engineering experience,full‑stack proficiency with backend focus,experience with generative AI and cloud deployment (Azure preferred),strong architecture and communication skills.
Python, Javascript, TypeScript, React, Vue, Azure, CI/CD, LLM APIs
Explore Jobs