15 api engineer jobs at 9 companies in Mount Vernon, IA

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
1mo
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Senior Software Engineer – API & Cloud Integrations (Java, AWS)
Denver or Cedar Rapids or Philadelphia
$94k-$120k/yr HybridFull Time
Transamerica
TransamericaNYSE: AEG: Provides insurance, retirement solutions, and investment products to customers.
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
2d
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Research Engineer - Welding
Montpelier, Iowa, United States
OnsiteFull Time
SSAB
SSABNasdaq Stockholm: SSAB A: Global leader in high-strength and fossil-free steel production.
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
3w
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Enterprise Application Developer II
Madison or Cedar Rapids
$79k-$102k/yr OnsiteFull Time
Alliant Energy
Alliant EnergyNASDAQ: LNT: Provides regulated electricity and natural gas services to customers.
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
2mo
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Senior Software Engineer – Tactical Data and Autonomy (Onsite) 
Cedar Rapids, Iowa, United States
$87k-$165k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
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
3w
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Application Developer II - Muscatine
Muscatine, Iowa, United States
OnsiteFull Time
Musco Sports Lighting
Musco Sports Lighting: Designs and manufactures sports and large-area lighting systems.
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
1w
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Full Stack Developer
Iowa City or United States
$85k-$117k/yr RemoteFull Time
Syms Strategic Group
Syms Strategic Group: Provides IT and professional services to federal government agencies.
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
1mo
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Senior Software Development Engineer in Test
Cedar Rapids, Iowa, United States
OnsiteFull Time
Vontas
VontasToronto Stock Exchange: CSU: Provides software and technology solutions for public transit agencies.
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
2w
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Specialist Software Engineering
Cedar Rapids or Denver or Philadelphia
$131k-$165k/yr HybridFull Time
Transamerica
TransamericaNYSE: AEG: Provides insurance, retirement solutions, and investment products to customers.
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
1mo
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Sr Piping Designer
Cedar Rapids, Iowa, United States
OnsiteFull Time
Green Plains
Green PlainsNASDAQ: GPRE: Biorefining renewable crops into fuels and sustainable ingredients.
8+ YOE8-10+ years piping design experience in Plant 3D; CAD drafting; ASME B31.3/B31.4; API; ISO familiarity; field measurements; driver’s license.
Plant 3D, CAD, MS Office
1mo
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Sr Piping Designer
Cedar Rapids, Iowa, United States
OnsiteFull Time
Green Plains
Green PlainsNASDAQ: GPRE: Produces low-carbon fuels and sustainable agricultural ingredients.
8+ YOE2+ Mgmt8-10+ years piping design experience in Plant 3D; CAD drafting; ASME B31.3/B31.4; API; leadership and mentorship; valid driver’s license; field measurements.
AutoCAD, Plant 3D
1mo
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Principal Design Coordinator
Cedar Rapids, Iowa, United States
OnsiteFull Time
Green Plains
Green PlainsNASDAQ: GPRE: Produces low-carbon fuels and sustainable agricultural ingredients.
15+ YOE15+ years piping design experience (Plant 3D), leadership of piping design teams, CAD proficiency, knowledge of industry codes (ASME/API), MS Office skills, valid driver’s license, ability to perform field work and occasional travel.
Plant 3D, CAD, Microsoft Office
1mo
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Principal Design Coordinator
Cedar Rapids, Iowa, United States
OnsiteFull Time
Green Plains
Green PlainsNASDAQ: GPRE: Biorefining renewable crops into fuels and sustainable ingredients.
15+ YOE15+ years piping design experience (Plant 3D) with CAD and Microsoft Office skills; proven leadership of piping design teams; knowledge of industry codes (ASME, API, ANSI, ISO); valid driver’s license and ability to work in industrial plant environments.
Plant 3D, CAD, Microsoft Office
1mo
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Principal Design Coordinator
Cedar Rapids, Iowa, United States
OnsiteFull Time
Green Plains
Green PlainsNASDAQ: GPRE: Produces low-carbon biofuels and sustainable high-protein ingredients.
15+ YOE15+ years piping design experience in Plant 3D; strong CAD/drafting and Microsoft Office skills; leading piping design teams; knowledge of ASME/API/ANSI/ISO codes; valid driver's license; occasional site travel and field measurements.
Plant 3D, Microsoft Office
1mo
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Manager of Manufacturing Applications - Onsite
Coralville or Fargo
OnsiteFull Time
Danaher
DanaherNYSE: DHR: Develops scientific instruments and diagnostic tools for healthcare markets.
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
3mo
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Specialist Software Engineering
Cedar Rapids or Denver or Philadelphia
$131k-$165k/yr HybridFull Time
Transamerica
TransamericaNYSE: AEG: Provides insurance, retirement solutions, and investment products to customers.
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