13 api engineer jobs at 7 companies in Manchester, 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
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
1w
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Software Developer
Waterloo or California or Colorado or Illinois or Minnesota or New Jersey or New York or Oregon or Washington 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 with strong back-end focus (Java and/or NodeJS), Angular front-end, RESTful API design, AWS cloud experience, Git/GitHub, unit/integration testing; U.S. citizenship and ability to obtain Public Trust required.
Java, NodeJS, Angular, C#, .Net, AWS, Azure, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, JIRA, Docker, ECS, EKS, JavaScript, TypeScript, XML, JSON, Microsoft Teams
1w
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Full Stack Developer
Waterloo or United States
$85k-$117k/yr RemoteFull Time
Syms Strategic Group
Syms Strategic Group: Provides IT and professional services to federal government agencies.
8+ YOEU.S. citizen with Public Trust eligibility, 8+ years software development with strong Java and/or NodeJS back-end focus, RESTful API design, Angular front-end, AWS cloud experience, and healthcare EDI familiarity.
Java, NodeJS, Angular, C#, .NET, AWS, Azure, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, JIRA, Docker, ECS, EKS, Microsoft Teams, EDI, XML, JSON
1mo
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Staff Software Engineer - Full Stack (React, Node)
Pune or San Francisco or Atlanta or Boston or Chicago or Dubuque or Dallas
OnsiteFull Time
OpenGov
OpenGov: Provides enterprise resource planning software to local government agencies.
10+ YOE10+ years full-stack experience with JavaScript/TypeScript, React and Node.js; experience building APIs, database models (SQL/NoSQL), event-driven systems, AI-powered features, and using AI-assisted dev tools.
JavaScript, TypeScript, React, Node.js, Ember.js, GraphQL, REST, PostgreSQL, MongoDB, AWS, Azure, Kubernetes, Docker, GitHub, Claude Code, Cursor, Copilot
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