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API Lead
Baltimore, Maryland, United States
RemoteFull Time
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
2mo
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Tool/API Integrator
Springfield, Virginia, United States
$139k-$236k/yr OnsiteFull Time
7+ YOEUS citizenship, ability to obtain Public Trust clearance, bachelor’s in CS/IT/SE, 7+ years in tool integration and API development, ServiceNow/CSDM experience, strong problem-solving and collaboration.
REST, XML, ETL, APIs, ServiceNow, CSDM (Common Service Data Model), Ins-Pi (YouDesign), EA Repository, metamodel
1mo
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API Technical Lead
Baltimore, Maryland, United States
OnsiteFull Time
7+ YOE7+ years IT experience, 2+ years FHIR and HL7 experience, proficiency with cloud integrations (AWS), APIs, CI/CD, Git and Jenkins; bachelor’s degree in CS or related field required; strong communication and mentorship skills.
FHIR, HL7, HL7v2, CCDA, JSON, XML, X12, Git, Jenkins, AWS, Mulesoft, SOAP, RESTful web services, JMS, EMS, CI/CD, SOA
1mo
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API Postman Tester - 6237166
Arlington or Cleveland or California or Colorado or District of Columbia or Illinois or Minnesota or Maryland or Massachusetts or New York or New Jersey or Washington
$70-$80/hr OnsiteFull Time
5+ YOE5+ years hands-on Postman experience, API test automation (Postman scripting/Newman), strong API/JSON/REST knowledge, Swagger/OpenAPI familiarity, banking domain experience, and strong analytical and communication skills.
Postman, Newman, Swagger/OpenAPI, JSON
2mo
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Java API Developer
Herndon, Virginia, United States
HybridFull Time
3+ YOEBachelor’s degree and 2–5 years of experience with Java, JavaScript, API-based software; TS/SCI with CI Poly clearance required.
Java, Spring Boot, JavaScript, REST APIs, GraphQL, SOAP, Postman, Swagger UI, Apache Kafka, NiFi, SQL, NoSQL, Git, AWS, Azure, GCP, Docker, Kubernetes
1mo
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API Developer/Programmer
Aberdeen Proving Ground, Maryland, United States
$90k-$150k/yr OnsiteFull Time
2+ YOEBachelor's degree in a technical field and 2+ years experience. Experience with web/API development, MongoDB, PostgreSQL, Microsoft Azure, Keycloak, Java, cloud/containerization, information systems security, and Agile.
MongoDB, PostgreSQL, Microsoft Azure, Keycloak, Java
2w
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Senior API Platform Engineer
Reston, Virginia, United States
OnsiteFull Time
7+ YOEBachelor's or equivalent,7+ years in enterprise API management/platform engineering, experience with API gateways, REST/JSON/XML/OpenAPI, CI/CD, cloud and container deployments, Kubernetes/OpenShift, and federal security clearance eligibility.
Kong, IBM webMethods, Apigee, MuleSoft, Azure API Management, AWS API Gateway, IBM API Connect, WSO2, Tyk, REST, JSON, XML, OpenAPI, Kubernetes, OpenShift, Docker, Azure, AWS, CI/CD, Git, AppDynamics, ELK, Grafana, OpenTelemetry
1w
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KONG/API GATEWAY SURGE ENGINEER
United States or Washington
HybridFull Time
Expertise with Kong Enterprise or comparable API gateways, API gateway implementation and migration, gateway policies, plugin configuration, developer portals, API security; experience with Kubernetes, OpenShift, Docker, GitOps, CI/CD, OAuth/JWT/OpenID Connect; bachelor’s preferred.
Kong Enterprise, Kong, Apigee, IBM API Connect, MuleSoft, Azure API Management, AWS API Gateway, Kubernetes, OpenShift, Docker, GitOps, CI/CD, OAuth, JWT, OpenID Connect
2w
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API Gateway Engineer (Kong)
Herndon, Virginia, United States
$170k-$210k/yr RemoteFull Time
Deep Kong (Enterprise/Konnect) experience, API migration and CI/CD integration skills, federal delivery and documentation experience, active IRS Minimum Background Investigation and U.S. citizenship required.
Kong Enterprise, Kong Konnect, GitOps, CI/CD, DevSecOps
1mo
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Senior Backend API Engineer
Linthicum, Maryland, United States
OnsiteFull Time
7+ YOEActive TS/SCI with polygraph required; 7+ years backend development experience with Python, RESTful APIs, Django/Flask, Docker, MariaDB/MongoDB; experience with Git, Jira, Confluence; strong troubleshooting and communication skills.
Python, Django, Flask, MariaDB, MongoDB, JSON, XML, Docker, Git, Jira, Confluence, AWS
1w
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Kong / API Gateway Surge Engineer
Washington, District of Columbia, United States
$150k-$170k/yr RemoteFull Time
7+ YOE7+ years engineering experience with Kong or equivalent API gateway, CI/CD/GitOps integration, migration support, observability integration, and documentation for government acceptance.
Kong, GitOps, CI/CD, DevSecOps
2mo
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API/Java/Python Developer, SME TS Clearance REQUIRED
Arlington, Virginia, United States
$88k-$191k/yr OnsiteFull Time
10+ YOETS/SCI eligible with CI Poly; proficiency in Java and Python and related frameworks; API design and integration experience; database, cloud, containerization, Git, Agile experience; Bachelor's or 10+ years experience.
Java, Python, Spring Boot, Flask, Django, REST, GraphQL, SOAP, Postman, Swagger UI, PostgreSQL, MongoDB, MySQL, Git, AWS, Azure, GCP, Docker, Kubernetes
2w
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eGRC Senior API Developer
Herndon, Virginia, United States
RemoteFull Time
10+ YOEBachelor's degree, 10+ years relevant experience (≥5 years development/scripting, ≥2 years cybersecurity operations), SOAR development, scripting, GitHub, RMF knowledge, US citizenship and ability to obtain security clearance.
SOAR, RegScale, Axonius, GitHub, Microsoft Visio, Tines, Splunk Phantom, Robotic Process Automation (RPA)
1w
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Senior API Management Engineer - Kong Enterprise Deployment
Springfield or St. Louis
$123k-$167k/yr OnsiteFull Time
7+ YOEBachelor's in IT or CS, 7+ years IT experience with API management and cloud operations, US citizenship, current Top Secret/SCI clearance, expertise with Kong and OpenShift, AWS and Linux experience.
Kong Gateway, Red Hat OpenShift, AWS, RedHat, Linux, GitLab CI, Nexus, Habor
1w
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Senior API Management Engineer - Kong Enterprise Deployment
Springfield or St. Louis
$123k-$167k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
7+ YOE7+ years IT experience with API management, cloud operations, Kong Enterprise, OpenShift, AWS, Linux; bachelor’s degree in IT/CS; Top Secret/SCI clearance required; US citizenship.
Kong Gateway, Red Hat OpenShift, AWS, Linux, GitLab CI, Nexus, Habor
2mo
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26-2258: API Developer - Linthicum, MD
Linthicum, Maryland, United States
OnsiteFull Time
3+ YOEBachelor's in CS/IS/Engineering/Business or 5 years equivalent; 3+ years in system analysis/programming/app development; 1+ year building web-based apps using HTML, CGI, Perl, JavaScript or Java; strong communication and architecture skills.
HTML, CGI, Perl, JavaScript, Java, Salesforce, AWS
1w
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API Developer/Data Engineer Managing Consultant-Fraud/AI
McLean or New York City or Arlington or United States
$130k-$216k/yr HybridFull Time
5+ YOEUS citizen able to obtain Public Trust,5+ years in data engineering/integration, proficiency in Python, Java/JS, .NET (C#), RESTful APIs, XML, SQL/SQL Server, GCP, data formats (JSON, Parquet), and experience leading technical teams.
Python, Java, JS, C#, .NET, RESTful API, XML, SQL Server, SQL, CSV, TXT, JSON, Parquet, GCP, Apigee, Kong, Azure API Management, AWS API Gateway, LexisNexis, Oracle Mantas, Actimize, Fircosoft, Oracle Mantas, World-Check, Dow Jones, Chainalysis, Elliptic, TRM Labs
2mo
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Senior Architect, API Platforms
Washington, District of Columbia, United States
$150k-$160k/yr HybridFull Time
10+ YOESenior API architect with 10+ years in software/integration/API architecture; MuleSoft expertise; cloud and SaaS integration; design, governance, and enterprise API strategy.
MuleSoft, AWS, Azure, GCP, API Management
3mo
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Senior Cloud Security Specialist (API)
Washington, District of Columbia, United States
$160k-$200k/yr OnsiteContract
6+ YOESix+ years in cybersecurity including cloud security; REST API experience; cloud platform experience (AWS/Azure/Google); scripting/automation
AWS, Azure, Google Cloud, REST API, Serverless, Scripting
3mo
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Principal Engineer, API & MCP Platform
Reston or Somerville
$220k-$250k/yr HybridFull Time
10+ YOESenior-level principal engineer for API and MCP platform; hybrid role; Reston, VA or Somerville, MA; high ownership and hands-on leadership.
API design, MCP (Model Context Protocol), Semantic APIs, GCP, Vertex AI Context Caching, BigQuery, Snowflake, Apigee