11 api engineer jobs at 6 companies in Butler, MO
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Software Engineer 1 - Aviation Core Java
Olathe, Kansas, United States
OnsiteFull Time
Bachelor's degree (or equivalent) in a technical field, strong Java skills, backend OOP experience (Spring Boot), RESTful APIs, microservices and cloud familiarity; excellent academics and basic software development experience.
Java, Spring Boot, Restful-ish APIs, Microservices, Cloud, debuggers, emulators, simulators, logic analyzers
2w
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Test Engineer
Bucharest or Leawood
OnsiteFull Time
5+ YOE5+ years in quality engineering or software testing, test design and execution, automated UI/API testing, SQL and API validation, experience with AI-assisted testing and responsible AI principles.
SQL, REST, SOAP, Playwright
2mo
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Software Engineer 2 - Web Development
Olathe, Kansas, United States
OnsiteFull Time
1+ YOEBachelor's in CS/EE/CE/SE/Math/Physics or equivalent plus 1+ year experience. Proficiency in TypeScript, JavaScript, Python and full-stack web development (frontend, REST APIs, database). Familiarity with Node.js, React, Vue, Django, Angular, or Flask; CI/CD and DevOps concepts desirable.
TypeScript, JavaScript, Python, Node.js, React, Vue, Django, Angular, Flask, CI/CD
2mo
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Associate Quality Engineer (Leawood, KS, US, 66211)
Leawood, Kansas, United States
HybridFull Time
0+ YOEEntry-level quality engineer focusing on performance testing, API validation, and AI-assisted testing.
JMeter, AI tools, GitHub Copilot, Claude, API testing
2w
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Cyber Security Engineer 1
Olathe, Kansas, United States
OnsiteFull Time
Bachelor's degree or equivalent experience in IT/Computer Science, familiarity with EDR, email/DNS/PAM security tools, Linux and Windows environments, scripting/APIs, and strong communication skills.
EDR, email security suites, DNS security, PAM, enterprise password management, forensic tools, threat intelligence platforms, Linux, Windows, APIs, Azure, AWS
1w
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Product Lead Developer
Lee's Summit, Missouri, United States
HybridFull Time
5+ YOEBachelor's in CS or related plus 5 years application development (or Master's plus 2 years). Must have experience with C#.NET/JavaScript/VB.NET, SQL Server/NoSQL, ASP.NET Web APIs/WCF/Windows Forms, Angular or React, Entity Framework/ORM, MVC/MVVM, AWS, Elasticsearch, Docker, OAuth/REST, Git/TFS.
C#.NET, JavaScript, VB.NET, SQL Server, NoSQL, ASP.NET Web APIs, WCF, Windows Forms, Angular, React, Entity Framework, ORM, MVC, MVVM, AWS, Elasticsearch, Docker, OAuth, REST API, Git, TFS
2mo
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Software Development Engineer II
Overland Park, Kansas, United States
OnsiteFull Time
3+ YOE3-5+ years software development; RESTful APIs; Bachelor's in CS or relevant experience; AWS and container experience a plus; strong communication and time management.
TypeScript, Express.js, Node.js, C#, .NET Core, Entity Framework, AWS
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
4+ YOE4+ years software development; C# or Golang experience; design patterns/SOLID; cloud experience preferred.
C#, Golang, Google Cloud Platform, APIs, Middleware, Multi-tenant
2mo
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Sr Software Engineer - Web Development
Olathe, Kansas, United States
OnsiteFull Time
5+ YOEBachelor's degree in related field plus 5+ years' experience (or equivalent); experience with TypeScript/JavaScript and/or Python; full‑stack web app design (frontend, REST APIs, DB); proficiency with Node.js, React, Vue, Django, Angular, or Flask; agile experience; strong communication and problem solving.
TypeScript, JavaScript, Python, Node.js, React, Vue, Django, Angular, Flask, CI/CD
2mo
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Senior Application Developer
Overland Park, Kansas, United States
OnsiteFull Time
5+ YOESenior software developer with 5+ years in C#, .NET, SQL Server, EF, WCF, WPF, Prism; strong OO/design patterns; REST APIs; CI/CD; Agile; excellent communication; supports manufacturing/OT.
C#, ASP.NET, NET Core, NET 8+, SQL Server, Entity Framework, WCF, WPF, Prism, RESTful APIs, Git, CI/CD
1mo
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Senior Java Software Engineer
Olathe, Kansas, United States
OnsiteFull Time
5+ YOEBachelor's degree (or equivalent) and 5+ years' experience; strong Java and Spring development skills; experience with SQL, distributed systems, and secure coding; version control (GIT) and collaborative project delivery.
Java, SQL, PL/SQL, GIT, Spring Framework, Spring Boot, Spring MVC, Spring Rest, JDBC, SQL Server, HBase, Elasticsearch, Rabbit MQ, JMS, Redis, Memcached, Docker, FIT SDK, Kafka, REST API, Microservices, Java 11, Junit, Mockito, JMeter