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19 api developer jobs at 8 companies in Waterloo, IA

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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
Help us #BeatIndeed & #BeatLinkedIn
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
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2mo
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Staff Software Engineer
Allen or Birmingham or Cedar Falls or Charlotte or Lenexa or Louisville or Monett or Springfield
HybridFull Time, Contract
Jack Henry
Jack HenryNASDAQ: JKHY: Technology and payment processing solutions for financial institutions.
9+ YOE9+ years software development; 4+ years C# or Go; 3+ years APIs/Web Services; design patterns/SOLID experience.
C#, Go, APIs, Web Services, SOLID principles, Google Cloud Platform
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2w
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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
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1w
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Software Engineer
King of Prussia or Cedar Rapids
HybridFull Time
Hibu
Hibu: Provides digital marketing and advertising services to small businesses.
2+ YOE2+ years web development experience; proficiency with Node.js, Next.js, TypeScript, Postgres/MongoDB, REST APIs, AWS services; experience with CI/CD, CDK, Git; Bachelor's in CS or equivalent experience; strong communication.
Devin, CDK, CircleCI, LaunchDarkly, Node.js, Next.js, Typescript, Postgres, MongoDB, API Gateway, Lambda, SQS, SNS, CloudWatch, CloudFormation, S3, Git
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3d
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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
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2mo
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Senior Software Engineer
Allen or Birmingham or Cedar Falls or Charlotte or Lenexa or Louisville or Monett or Springfield
HybridFull Time
Jack Henry
Jack HenryNASDAQ: JKHY: Technology and payment processing solutions for financial institutions.
6+ YOE6+ years software engineering; 3+ years C# or Golang; 3+ years APIs/Web Services; design patterns/SOLID.
C#, Golang, APIs, Web Services, SOLID, Cloud - GCP
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1w
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Software Engineer
Cedar Rapids, Iowa, United States
HybridFull Time
Hibu
Hibu: Provides digital marketing and advertising services to small businesses.
2+ YOE2+ years web development experience; experience with Node.js/Next.js/TypeScript, REST APIs, Postgres or MongoDB, AI-assisted tools (e.g., Devin), CI/CD, and AWS services; strong communication and problem-solving skills.
Devin, CDK, CircleCI, LaunchDarkly, Node.js, Next.js, TypeScript, Postgres, MongoDB, API Gateway, Lambda, SQS, SNS, CloudWatch, CloudFormation, S3, Git
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1w
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Angular/NodeJS Developer - II
United States or Waterloo or California or Colorado or Illinois or Minnesota or New Jersey or New York or Oregon or Washington
$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/NodeJS), hands-on Angular and cloud (AWS/Azure) experience, RESTful API design, Git/GitHub, unit/integration testing, and U.S. citizenship with Public Trust eligibility.
Angular, Java, NodeJS, C#, .Net, AWS, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, Docker, ECS, EKS, JIRA, Microsoft Teams, TypeScript, JavaScript, XML, JSON
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1w
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Angular/NodeJS Developer - II
Cedar Rapids or United States or California or Colorado or Illinois or Minnesota or New Jersey or New York or Oregon or Washington
$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 (Java/NodeJS) and Angular front-end experience; experience with EDI/healthcare data, cloud (AWS/Azure), RESTful APIs, Git/GitHub, unit testing, and U.S. citizenship/Public Trust eligibility.
Java, NodeJS, Angular, C#, .Net, Electronic Data Interchange X.12 (EDI), XML, JSON, AWS, Azure, API Gateway, Lambda, S3, CloudWatch, Docker, ECS, EKS, Git, GitHub, JUnit, Jest, JIRA, Microsoft Teams
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3d
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Full Stack Developer
Cedar Rapids 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, AWS cloud, RESTful API design, healthcare EDI experience, Git/GitHub, unit/integration testing, Agile, U.S. citizenship and Public Trust eligibility.
Java, NodeJS, Angular, JavaScript, TypeScript, C#, .NET, AWS, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, JIRA, Docker, ECS, EKS, Microsoft Teams, XML, JSON
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2mo
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Software Engineer: Mid-Level
Allen or Birmingham or Cedar Falls or Charlotte or Lenexa or Louisville or Monett or Springfield
HybridFull Time
Jack Henry
Jack HenryNASDAQ: JKHY: Technology and payment processing solutions for financial institutions.
4+ YOE4+ years software development; C# or Golang experience; design patterns/SOLID; cloud experience preferred.
C#, Golang, Google Cloud Platform, APIs, Middleware, Multi-tenant
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1d
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Senior Software Engineer
Charlotte or Allen or Birmingham or Branson or Cedar Falls or Lenexa or Monett or Louisville or Springfield
HybridFull Time
Jack Henry
Jack HenryNASDAQ: JKHY: Technology and payment processing solutions for financial institutions.
6+ YOE6+ years software engineering experience, 3+ years with C# or Golang, 3+ years with APIs/Web Services, experience with design patterns/SOLID, strong communication and critical thinking.
C#, Golang, APIs/Web Services, Google Cloud Platform (GCP)
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1mo
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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
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1w
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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
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1mo
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Sr Systems Specialist (Full Stack, Cloud)
Cedar Rapids or Lake Saint Louis or Mandan
HybridFull Time
NISC
NISC: Develops enterprise software for energy and telecommunications cooperatives.
5+ YOE5+ years in software development/systems engineering/DevOps; proficiency in Java, Python, JavaScript/TypeScript; experience with cloud (AWS), Docker, Kubernetes, Terraform, CI/CD, databases (PostgreSQL, Oracle), Linux/Windows, and API design.
Claude, AWS, Docker, Kubernetes, Terraform, Git, Bitbucket, Bamboo, PostgreSQL, Oracle, JSON, XML, Python, Java, JavaScript, TypeScript, Linux, Windows, Angular, Vue, Spring Boot, FastAPI, Bash, RESTful APIs
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1mo
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Sr Systems Specialist (Full Stack, Cloud)
Cedar Rapids or Lake Saint Louis or Mandan
HybridFull Time
NISC
NISC: Develops enterprise software for energy and telecommunications cooperatives.
5+ YOE5+ years in software development, systems engineering, or DevOps. Proficiency with Java, Python, JavaScript/TypeScript, RESTful APIs, cloud (AWS), containerization (Docker, Kubernetes), IaC (Terraform), CI/CD (Git/Bitbucket/Bamboo), Linux/Windows, Bash scripting, and relational databases (PostgreSQL/Oracle).
Claude, Java, Python, JavaScript, TypeScript, Angular, Vue, Spring Boot, FastAPI, AWS, Docker, Kubernetes, Terraform, Git, Bitbucket, Bamboo, Linux, Windows, Bash, PostgreSQL, Oracle, JSON, XML, RESTful APIs
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1mo
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Sr Systems Specialist (Full Stack, Cloud)
Cedar Rapids or Lake Saint Louis or Mandan
HybridFull Time
NISC
NISC: Develops enterprise software for energy and telecommunications cooperatives.
5+ YOE5+ years in software development, systems engineering, or DevOps; proficiency with Java/Python/JavaScript/TypeScript, REST APIs, cloud (AWS), containerization (Docker, Kubernetes), IaC (Terraform), CI/CD (Git/Bitbucket/Bamboo), Linux/Windows, databases (PostgreSQL, Oracle), and scripting (Bash, Python).
Java, Python, JavaScript, TypeScript, Angular, Vue, Spring Boot, FastAPI, REST APIs, AWS, Docker, Kubernetes, Terraform, Git, Bitbucket, Bamboo, PostgreSQL, Oracle, JSON, XML, Linux, Windows, Bash, Claude
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1mo
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Software Engineering Manager
Monett or Allen or Birmingham or Cedar Falls or Charlotte or Lenexa or Louisville or Springfield
$115k-$160k/yr RemoteFull Time
Jack Henry
Jack HenryNASDAQ: JKHY: Technology and payment processing solutions for financial institutions.
5+ YOEHands-on engineering manager with 5+ years development/infrastructure experience, cloud infrastructure-as-code, 5+ years using agile frameworks, leadership experience, API/microservices modernization, and must reside within ~70 miles of listed offices.
Go (Golang), Scrum, Kanban, Lean, OAuth/OIDC, API Gateway, VM
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1mo
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Applications Specialist
New Hampton, Iowa, United States
OnsiteFull Time
TriMark
TriMark: Designs and manufactures hardware systems for heavy-duty vehicles.
Provide day-to-day technical support for business applications; configure settings, workflows; develop training; manage integrations; build reports; script for automation.
SQL, PowerShell, Python, REST APIs, Infor ION, Infor OS, Infor BI, Infor Mongoose, Infor Document Management (IDM), EDI, APIs
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