21,331 api jobs at 7,227 companies in United States

1d
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API Consultant
United States or London or New York City or Berlin or Tokyo or Hamburg
HybridFull Time
Statista
Statista: Global business data platform providing statistics and market insights.
Pre-sales or technical consulting experience with APIs, strong presentation and demo skills, hands-on building of agents/workflows, familiarity with REST APIs/JSON and authentication methods, strong communication and analytical skills.
REST APIs, JSON, OAuth, API keys, MCP, Langdock
2d
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API Lead
Baltimore, Maryland, United States
RemoteFull Time
Global Alliant
Global Alliant: Provides IT modernization and software development for government agencies
Design, develop, and maintain REST APIs and enterprise integrations using FHIR/HL7, cloud (AWS preferred), and data mappings between JSON, XML, X12 and flat files.
REST, FHIR, HL7, AWS, JSON, XML, X12
5d
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API Developer
Pittsburgh or Cleveland or Dallas or Birmingham or Phoenix or Denver
OnsiteFull Time
CGI
CGINYSE: GIB: Provides information technology and business consulting services.
8+ YOE8+ years Java/J2EE experience building RESTful APIs using Spring Boot and microservices; experience with DevOps, Kafka, IBM MQ, SQL/NoSQL and cloud platforms required.
Java, J2EE, Spring Boot, Microservices, REST API, Angular, XML, JSON, Swagger, Jenkins, uDeploy, GIT, Kafka, IBM MQ, SQL, No Sql, AWS, Azure, GitHub, CI/CD, React, JavaScript, HTML, CSS, JSON Web Token (JWT), UML, XPath
2mo
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API Inspector
Benicia, California, United States
$90k-$150k/yr OnsiteFull Time
Team
TeamNYSE: TISI: Provides industrial asset integrity, inspection, and specialty mechanical services.
Experienced API Inspector with active API 510/570/653 certifications; field-based; strong report writing; travel required.
NDT, IDMS, digital inspection tools
2mo
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API Inspector
Rosemount, Minnesota, United States
OnsiteFull Time
Mistras Group
Mistras GroupNYSE: MG: Industrial asset protection and non-destructive testing services.
2+ YOEAPI inspector with 2+ years of hands-on API experience; API certifications; high school diploma or equivalent; proficient with MS Word and Excel; ability to lift 30 lbs; able to climb and work at heights; outdoor plant environment work.
MS Word, MS Excel, API inspection standards
2w
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API Architect
Mount Laurel, New Jersey, United States
$115k-$130k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
12+ YOEExtensive API and microservices architecture experience, API security (OAuth2, JWT), CI/CD, Docker/Kubernetes, event-driven systems (Kafka/RabbitMQ); 12+ years experience.
Kafka, RabbitMQ, OAuth2, JWT, Jenkins, Azure DevOps, Docker, Kubernetes, Prometheus, ELK
1mo
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API Engineer
Scott Air Force Base, Illinois, United States
$87k-$198k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
Experienced backend/platform engineer designing, deploying, and operating enterprise API platforms; Java or Python; Docker, Helm, Kubernetes, GitOps; API gateways and cloud (AWS/Azure/GCP); Secret clearance; HS diploma or GED.
Java, Python, Apigee, Gravitee, Kong, AWS API Gateway, Mulesoft, Docker, Helm, Kubernetes, GitOps, HTTP, gRPC, WebSockets, AWS, Azure, GCP, Git, Jenkins, JIRA, Confluence, Nexus, Bitbucket, SQL, Node.js, Groovy, Scala, Spring Cloud, Spring Core, Spring Boot, Spring Data, Kafka, RabbitMQ
1mo
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API Inspector
Alvin, Texas, United States
FieldFull Time
Team Industrial Services
Team Industrial ServicesNYSE: TISI: Provides industrial asset integrity, inspection, and maintenance services.
Active API certification (e.g., API 510/570/653), high school diploma or GED, valid driver\u0002s license, ability to obtain TWIC/DISA, ability to lift 50 lbs and work in confined/elevated field environments, strong written/verbal communication.
IDMS
1mo
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API Engineer
Scott AFB, Illinois, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
Backend/platform engineering with Java or Python, experience operating API gateways (Apigee, Kong, Mulesoft, AWS API Gateway), DevOps (Docker, Helm, Kubernetes, GitOps), cloud (AWS/Azure/GCP), Git/Jenkins/JIRA, and eligible for Secret clearance; HS diploma/GED required.
Java, Python, Apigee, Gravitee, Kong, AWS API Gateway, Mulesoft, Docker, Helm, Kubernetes, GitOps, HTTP, gRPC, WebSockets, AWS, Azure, GCP, Git, Jenkins, JIRA, Confluence, Nexus, Bitbucket, SQL, Node.js, Groovy, Scala, Spring Cloud, Spring Core, Spring Boot, Spring Data, Kafka, RabbitMQ
2mo
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API Auditor
Houston, Texas, United States
RemoteFull Time
American Bureau of Shipping
American Bureau of Shipping: Develops and verifies safety standards for the maritime industry
4+ YOEAuditing quality management systems in oil/gas and manufacturing; 4+ years technical/quality experience; API/IAF/ISO auditing knowledge.
3mo
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API Inspector
Augusta, Georgia, United States
OnsiteFull Time
thyssenkrupp Materials NA
thyssenkrupp Materials NAFrankfurt Stock Exchange: TKA: Distributes industrial materials and provides integrated supply chain services.
3+ YOEAPI 510/570/653 certifications; NDT UT/MT/PT/VT; QA experience; travel up to 70%; reads prints; PC literacy.
Excel, Word, Data entry
3mo
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API Tutor
Long Island City, New York, United States
$19-$24/hr OnsitePart Time
Research Foundation of CUNY
Research Foundation of CUNY: Administers fiscal and human resources for CUNY research grants.
Part-time API Tutor at LaGuardia Community College; 15 hours/week; 9 credits with GPA 3.0; strong tech skills; upload resume via email.
Windows, MS Office
1w
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API TESTER
Maryland, United States
OnsiteFull Time
Infinite Computer Solutions
Infinite Computer Solutions: Provides digital engineering and IT transformation services for enterprises.
5+ YOE5+ years API/middleware testing experience, proficiency with Postman/Insomnia/Hoppscotch/Bruno, SQL knowledge, test strategy and test data planning, B.E/B.Tech required.
Postman, Insomnia, Hoppscotch, Bruno, SQL, FHIR
2d
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Senior API Developer
United States
$130k-$140k/yr RemoteFull Time
MKS2 Technologies
MKS2 Technologies: Delivers cybersecurity and IT solutions to government agencies.
Advanced experience developing .NET APIs using C# and ASP.NET Web API, CI/CD deployment, API packaging and testing, troubleshooting production defects; Azure and AI tool experience preferred.
Microsoft .NET Framework, Microsoft .NET Core, C#, ASP.NET Web API, OAuth, JWT, Azure, Azure API Management, CI/CD, AI tools
1mo
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API Inspector (14067)
Salisbury, North Carolina, United States
OnsiteFull Time
Nouryon
Nouryon: Manufacturing specialty chemicals for industrial and consumer products worldwide.
10+ YOEAPI 510/570 certifications, 10+ years API Inspector/NDE exp, proficient in Excel/IDMS, able to wear PPE, strong regulatory knowledge.
Excel, Word, IDMS
2mo
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Checkmate API Developer
Clayton or Kansas City or United States
RemoteFull Time
Husch Blackwell
Husch Blackwell: A nationwide firm providing industry-focused legal and litigation services.
2+ YOEMaster's in CS/Information Systems required; 2+ years software development experience. Must have .NET/.NET Core, C#, SQL Server, Entity Framework Code First, REST/JSON, Azure Function Apps, Microsoft Azure Web/Api/Logic Apps, ETL, unit testing, and Power BI experience.
.NET, .NET Core, C#, SQL Server, Entity Framework Code First, REST API, JSON, ETL, Azure Function Apps, Microsoft Azure Web Apps, Microsoft Azure Api Apps, Microsoft Azure Logic Apps, Microsoft Power BI
2w
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Senior API Developer
Tacoma, Washington, United States
$100k-$160k/yr OnsiteFull Time
ValidaTek
ValidaTek: Provides IT modernization and systems engineering for federal agencies.
7+ YOE7+ years API development experience, strong API design and security knowledge, proficiency with Java/Python/JavaScript and frameworks, CI/CD and testing experience, DoD clearance preferred.
Java, Python, JavaScript, Spring, Flask, Node.js, OAuth 2.0, JWT
2mo
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Professional, API Architect
Schenectady or Rochester
$122k-$162k/yr HybridFull Time
MVP Health Care
MVP Health Care: A mission-driven health care organization focused on improving community health.
6+ YOE6+ years API/REST development in C#, 5+ years Azure or cloud, strong API architecture leadership, security, testing, DevOps, Git, SQL, REST, and Agile practices.
C#/.NET, JSON, REST, API Management, SQL, GraphQL, Microservices, Swagger, Azure, Containers/Kubernetes, API Gateway, Git
2mo
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Senior API Solutions Architect / Lead API Engineer (Onsite)
Atlanta, Georgia, United States
HybridFull Time
NTT DATA
NTT DATA: Global provider of IT and business consulting services.
8+ YOE8+ years in software engineering and distributed systems; 5+ years API design; 3+ years cloud AWS; 3+ years API management and Agile.
1mo
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API Security Engineer
Berkeley Heights or Alpharetta or Coral Springs
$110k-$186k/yr OnsiteFull Time
Fiserv
FiservNew York Stock Exchange: FI: Provides financial technology and payment processing services to institutions.
5+ YOE5+ years IT/cyber experience; strong API security knowledge (OAuth2/OIDC, JWT), runtime protection (API gateways, WAF/WAAP, service mesh), CI/CD automation, telemetry/analytics, and ability to align controls to industry frameworks. Bachelor’s preferred or equivalent.
Traceable, Salt Security, NoName, Open API, JSON Schema, OAuth2, OIDC, JWT, mTLS, API gateways, WAF, WAAP, service mesh, ingress controllers, CI/CD, policy-as-code, SAST, DAST, Git, FAPI, NIST, ISO 27001, PCI DSS, OWASP