PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
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
1mo
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Lead Backend Engineer (API Architect)
Rock Island, Illinois, United States
OnsiteFull Time
8+ YOERequires degree in Computer Science (or equivalent) and 8+ years software development experience; strong .NET and SQL Server skills, REST API design, API/security practices, CI/CD, testing, and stakeholder communication.
.NET, SQL Server, REST, SSRS, Power BI, CI/CD
1mo
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Senior Software Engineer – API & Cloud Integrations (Java, AWS)
Denver or Cedar Rapids or Philadelphia
$94k-$120k/yr HybridFull Time
3+ YOEBachelor’s or equivalent experience; 3+ years Core Java; experience with Spring, microservices, APIs, databases (RDBMS/NoSQL), cloud (AWS/Azure), CI/CD, and integration frameworks; strong analytical and communication skills.
Java, Core Java, Spring Framework, Spring Boot, Spring MVC, J2EE, Entity Framework, IIS, Swagger, Swagger API, OData, .NET API 2, .NET API Core, AutoMapper, MS Cosmos DB, Microsoft Cosmos DB, Apache Cassandra, Amazon DynamoDB, AWS, Azure, EC2, ECS, S3, Kinesis, Microsoft VMs, Microsoft Blob, Microsoft Data Factory, Microsoft SQL Data Warehouse, Microsoft ARM Templates, Microsoft Event Hubs, Visual Studio, Git, Bitbucket, Maven, Jenkins, Nexus, SQL Management Studio, NUnit, Ajax, MS HPC, SageMaker, Spark, API Gateways, Apache Camel, Zookeeper, Kafka, Docker, OpenShift, Kubernetes, Angular, React, Vue.js, ASP.NET MVC, HTML, JS, CSS
1mo
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Application Developer
Davenport, Iowa, United States
OnsiteFull Time
Design, build, and maintain integration services and APIs; implement payment workflows; automate data exchange and reporting; ensure secure, scalable integrations.
C#, .NET, JavaScript, TypeScript, Node.js, Python, APIs, Git, Copilot
1w
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Software Developer
Davenport or United States
$85k-$117k/yr RemoteFull Time
8+ YOE8+ years back-end software development with Java and/or NodeJS, RESTful API design, Angular front-end experience, cloud (AWS/Azure), Git/GitHub, unit/integration testing, US citizenship and Public Trust eligibility.
Java, NodeJS, Angular, C#, .Net, AWS, Azure, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JIRA, Docker, ECS, EKS, JUnit, Jest, Electronic Data Interchange X.12 (EDI), Microsoft Teams
3w
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Application Developer II - Muscatine
Muscatine, Iowa, United States
OnsiteFull Time
4+ YOEBachelor's degree or equivalent, 4+ years software development experience, proficiency in C#, Blazor, REST/APIs; knowledge of application integrations, databases, SDLC, and secure practices.
C#, Blazor, REST, Progress Openedge ABL
1mo
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Senior Software Developer
Davenport, Iowa, United States
HybridFull Time
7+ YOEBachelor’s degree in CS/IS with 7+ years IT experience; strong C#, .NET, SQL; REST APIs and integrations; Azure cloud; DevOps; insurance/financial services a plus.
C#, DotNet, ASP.NET, Blazor, Razor, Entity Framework, SQL, Oracle, DB2, Azure DevOps, Azure Data Factory, Blob Storage, Azure Functions, REST, OpenAPI, MVC, WebAPI, Service Bus, Duck Creek, Salesforce, ServiceNow, Git, CI/CD, DevOps
3w
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Enterprise Application Developer II
Madison or Cedar Rapids
$79k-$102k/yr OnsiteFull Time
3+ YOE3 years related experience; preferred bachelor's in IT; experience with React, APIs, Azure, Sitecore, integrations, Agile; apply AI and DevSecOps practices.
React, APIs, Azure, Sitecore, DevSecOps, Artificial Intelligence
1w
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Full Stack Developer
Iowa City or United States
$85k-$117k/yr RemoteFull Time
8+ YOE8+ years software development experience with strong back-end focus (Java and/or NodeJS), RESTful API design, Angular front-end, AWS cloud experience, U.S. citizenship and ability to obtain Public Trust clearance required.
Java, NodeJS, Angular, C#, .NET, JavaScript, TypeScript, AWS, Azure, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, JIRA, Docker, ECS, EKS, XML, JSON, Microsoft Teams
2w
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AI Software Engineer II
Bettendorf, Iowa, United States
OnsiteFull Time
2+ YOEBachelor's in CS or related (or equivalent),2+ years software engineering experience,proficiency with Python/C#/Java/JavaScript,LLM/API integration,cloud platforms,Git,and databases;strong collaboration and problem-solving skills.
Python, C#, Java, JavaScript, LLMs, APIs, AWS, Azure, Google Cloud, Git, SQL, NoSQL, Retrieval-Augmented Generation (RAG), vector databases, embeddings, LangChain, LlamaIndex, Docker, Kubernetes, CI/CD
1mo
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.NET Developer, Junior
Rock Island, Illinois, United States
$75k-$85k/yr OnsiteFull Time
2+ YOE2+ years experience, BS or equivalent, Security+ within 90 days, active Secret clearance, ability to work on site in Rock Island IL; experience building UI/API/database features, integrating services, fixing defects, and writing unit tests.
.NET, DevSecOps
3mo
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2026009 - Software Engineer
Moline, Illinois, United States
$114k-$124k/yr HybridFull Time
3+ YOEBachelor's in CS or related + 3 years experience. Strong Java 11+, Spring Boot, microservices, AWS, Docker/Kubernetes, React, PostgreSQL, Databricks, Next.js, OAuth2/JWT, mapping/API integration, secure coding and CI/CD experience.
Java 11, Spring Framework, Spring Boot, Spring Security, Hibernate, JPA, Amazon S3, AWS Lambda, Amazon CloudWatch, AWS CloudFormation, JavaScript, CSS, jQuery, React, React 18, Redux, Docker, Kubernetes, OAuth 2.0, JWT, PostgreSQL, Xamarin, Google Maps, Veracode, SonarQube, Databricks, Python, SQL, Next.js 14, Node 18, LaunchDarkly, MUI
1mo
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Senior Software Development Engineer in Test
Cedar Rapids, Iowa, United States
OnsiteFull Time
6+ YOESenior SDET with 6+ years in software testing/automation; strong Python/C#; UI automation; CI/CD; API testing; AI-assisted tooling; mentoring.
Python, C#, JavaScript, Selenium, Playwright, Git, CI/CD, SQL, REST, SOAP, Windows, Linux
2mo
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Senior Software Engineer – Tactical Data and Autonomy (Onsite)
Cedar Rapids, Iowa, United States
$87k-$165k/yr OnsiteFull Time
5+ YOESenior Software Engineer with 5+ years in STEM, or advanced degree with 3 years; proficient in Python, C++, Go, or Rust; experience with APIs and containerization.
Python, C++, Go, Rust, Docker, Kubernetes
3d
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Research Engineer - Welding
Montpelier, Iowa, United States
OnsiteFull Time
MSc in Welding or Mechanical/related engineering, strong analytical and writing skills, welding metallurgy knowledge, hands-on welding and NDT experience, and familiarity with industry codes.
optical (LOM), SEM, EDS, EBSD, DWTT machine, AWS, ASME, API, ASTM, ABS, Lloyds, EN/ISO
2w
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Specialist Software Engineering
Cedar Rapids or Denver or Philadelphia
$131k-$165k/yr HybridFull Time
12+ YOEBachelor's degree or equivalent, 12+ years software/devops experience, strong CI/CD expertise, Python and Bash scripting, deep AWS, containerization, IaC (Terraform), Java or .NET experience, database and API knowledge.
Harness, Jenkins, Python, Bash, AWS, ECS, EKS, EC2, Lambda, S3, ASG, IAM, Docker, Nexus, Artifactory, Terraform, Visual Studio, git, Github, Maven, AgentCore, Strands, Kiro IDE, .NET, C#, JAVA, Spring Framework, J2EE, SqlServer, DynamoDB, API Gateways, Apache Camel, Swagger, Spring Boot, Spring MVC, Entity Framework, IIS, Kubernetes, Bitbucket, Angular, React, Vue.js, ASP.NET MVC, HTML, JS, CSS, Ajax, Kinesis, Event Hubs
3mo
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Specialist Software Engineering
Cedar Rapids or Denver or Philadelphia
$131k-$165k/yr HybridFull Time
8+ YOEBachelor’s degree or equivalent; 8+ years Core Java; frontend frameworks; CI/CD tools; microservices; cloud (AWS); REST APIs; Docker/Kubernetes; Jenkins; Git; Maven; Swagger; Kafka; OpenShift; data/analytics familiarity.
Java, Frontend frameworks, Spring Framework, J2EE, Angular, React, Vue.js, Node.js, HTML, CSS, Ajax, Jenkins, Docker, Containers, OpenShift, Kubernetes, API Gateways, Apache Camel, Swagger API, Zookeeper, Kafka, messaging tools, microservices, AWS, EC2, S3, Kinesis, SQL, Data warehouse, ARM Templates, Event Hubs, Git, Bitbucket, Maven, Junit, Ajax
1mo
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Manager of Manufacturing Applications - Onsite
Coralville or Fargo
OnsiteFull Time
8+ YOEBachelor's degree in IT/Engineering/Life Sciences, 8+ years supporting/managing manufacturing IT systems in regulated GxP environments, experience with GxP compliance, validation, MES/LIMS/QMS systems, integrations and hands-on development (C#, JavaScript/TypeScript, React).
C#, JavaScript, TypeScript, React, MES, LIMS, QMS, API, ERP
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