Aberdeen Proving Ground • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Aberdeen Proving Ground • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Aberdeen Proving Ground • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Aberdeen Proving Ground • 50 milesRemote · Hybrid · Onsite · Field · All Environments
332 api developer jobs at 156 companies in Aberdeen Proving Ground, MD
2mo
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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
1w
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API Developer (Senior)
Baltimore, Maryland, United States
OnsiteFull Time
3+ YOEBachelor's in CS or related field (or 5 years' equivalent),3+ years computer experience,1+ year web/app development experience; knowledge of HTML,CGI,PERL,Javascript,Java,cloud and Salesforce.
HTML, CGI, PERL, Javascript, Java, Salesforce
3w
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Python API Developer
Malvern, Pennsylvania, United States
$110k-$120k/yr OnsiteFull Time
10+ YOEDesign and maintain REST APIs with Python and AWS Lambda; integrate with Amazon Aurora and DynamoDB; manage DB migrations with Liquibase; 10+ years experience and Bachelors in Computer Science required.
Python, Lambda, Aurora, DynamoDB, Liquidbase, CI/CD
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
2w
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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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API & GCP Architect
Exton or Atlanta
OnsiteFull Time, Contract
10+ YOEExpertise in Apigee (Edge/X/Hybrid), GCP, Java/Spring Boot, microservices, Docker/Kubernetes, API security (OAuth2.0, JWT, OIDC, mTLS); 10+ years software development and 5+ years Apigee experience preferred.
Apigee Edge, Apigee X, Apigee Hybrid, GCP, GKE, Cloud Run, Pub/Sub, Cloud Functions, Cloud Storage, IAM, Monitoring, Logging, REST APIs, JSON, XML, OpenAPI/Swagger, Java, Spring Boot, JavaScript, Python, Shell, Docker, Kubernetes, Terraform, Kafka, RabbitMQ, Prometheus, Grafana, Cloud Monitoring, Splunk, ELK, OAuth 2.0, JWT, OpenID Connect, mTLS
1mo
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Application Engineer 4 (API)
Linthicum Heights, Maryland, United States
HybridFull Time
4+ YOETS/SCI with Polygraph required. Python, Docker, Django/Flask, MariaDB or MongoDB, REST and microservices experience. Minimum 4-12 years experience depending on degree.
Python, Docker, Django, Flask, MariaDB, MongoDB, ReST, AWS, JSON, XML, Jira, Confluence, Git
3mo
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Software Engineer 1 (API)
Linthicum Heights, Maryland, United States
$52-$107/hr OnsiteFull Time
7+ YOEU.S. citizenship and Top Secret/SCI clearance with appropriate polygraph required; 7 years SWE experience; Bachelor’s in Computer Science (or 4 additional years of SWE experience); strong Python, Django/Flask, ReST, and database skills.
Python, Django, Flask, MariaDB, MongoDB, PostgreSQL, ReST, JSON, XML, Swagger, AWS, Docker, Visual Studio Code, Jira, Confluence, Git
3w
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Developer, Applications
Westminster or Crawfordsville
$70k-$85k/yr OnsiteFull Time
2+ YOECollege degree or equivalent with 2+ years IT development/support experience; experience with ERP/WMS/TMS; strong Oracle PL/SQL, Linux, Python, JavaScript, and Git skills; barcode and API knowledge.
Oracle, PL/SQL, Linux, Python, HTML, JavaScript, Perl, C, TCP/IP, API, Git, VS Code
1w
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Software Engineer
Hunt Valley, Maryland, United States
$86k-$115k/yr HybridFull Time
5+ YOEBachelor's degree in computer science or related field, 5+ years software engineering experience, API and full-stack development experience, familiarity with Agile, testing, and cloud paradigms.
.NET (C#), SQL, HTML, CSS, JavaScript, NodeJS, Angular, React, Vue, Azure DevOps, Git, MS SQL Server, Typescript, REST API, HTTP, Java
1mo
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Software Engineer
Annapolis Junction, Maryland, United States
$96-$108/hr OnsiteFull Time
14+ YOEExperience developing complex software systems using Java and Spring Boot, Linux, web services/APIs, SQL, Git, and container technologies; TS/SCI with polygraph required.
Java, Spring Boot, Linux, API, SQL, Git, Docker, JavaScript, ReactJS, Apache Kafka, Apache NiFi, Docker Compose, Maven, Jira, Confluence, Atlassian
2mo
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Senior React Developer
Annapolis Junction or Columbia
$200k-$275k/yr HybridFull Time
12+ YOESenior full-stack developer proficient in React and Java/Spring Boot; experience migrating legacy systems; ability to work with Camunda and Pega workflows; strong REST APIs and Oracle/SQL skills.
React, Java, Spring Boot, Camunda, Pega, Oracle, SQL, REST API
4d
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Application Engineer - II
Malvern, Pennsylvania, United States
HybridFull Time
Proficiency with Python/Node.js/Angular/SQL and AWS; hands-on experience in agile application development, APIs, CI/CD, automated testing, observability, and production support; undergraduate degree or equivalent.
AWS, Python, Node.js, Angular, SQL, APIs, CI/CD, automated testing, Confluence, JIRA, Git, GitHub Enterprise, Claude Code
1mo
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Junior Developer
Paradise, Pennsylvania, United States
$28-$34/hr OnsiteFull Time
Experience with API integration, databases, and coding in multiple languages (preferably PHP, Python, JavaScript). Familiarity with Jira, Git, Trello, QuickBase/Zoho, and comfortable using AI-assisted development tools.
PHP, Python, JavaScript, GitHub Copilot, Jira, Git, Trello, QuickBase, Zoho, Sage Intacct, REST APIs
4d
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Salesforce Developer
Millersville, Maryland, United States
RemoteFull Time
3+ YOE3–6 years Salesforce development experience; strong Apex, LWC, SOQL, integrations, asynchronous processing, API security, Data Cloud/Agentforce knowledge; Platform Developer I required; eligible for Public Trust clearance.
Salesforce Service Cloud, Experience Cloud, Omni-Channel, Knowledge, Apex, LWC, Platform Events, REST APIs, MuleSoft, Azure, Git, DevOps Center, Copado, GitHub Actions, Azure DevOps, Data Cloud, Agentforce, Einstein, SOQL, OAuth
1d
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Full Stack Engineer
Boston or Woodlawn or Dallas
$97k-$133k/yr HybridFull Time
1+ YOERequires one year of specialized experience equivalent to GS-11 developing APIs, software applications, and system integrations; collaborating across teams; and demonstrating core IT competencies.
HTML5, CSS3, JavaScript, MySQL, PostgreSQL, MongoDB, Application Programming Interfaces (APIs), USAJOBS, USA Hire, Microsoft Outlook
1mo
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Senior Software Engineer
Fort Meade, Maryland, United States
$170k-$240k/yr OnsiteFull Time
12+ YOEActive Top Secret (TS/SCI) with polygraph, US citizenship, Bachelor's in a technical discipline (or 4 years experience), 12+ years software development, strong Python, LLM and API integration experience, Git and Atlassian familiarity.
Python, LLMs, APIs, Git, Jira, Confluence
4d
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Associate Appian Developer
Largo or Dayton or Washington
RemoteFull Time
1+ YOEBachelor's degree required; 1+ years software development; experience with Appian or low-code platforms, Agile, APIs and integrations; ability to obtain Public Trust; Appian Certified Associate Developer preferred.
Appian, REST, AWS, Azure
4d
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Agile Developer 3
Annapolis Junction, Maryland, United States
OnsiteFull Time
9+ YOEActive TS/SCI with Full Scope Poly required; 9 years relevant experience (7 with Master's); experience with microservices, API, Lambda, RDS, Grafana, Prometheus, MongoDB, DocumentDB; ability to support 24x7 on-call.
microservices, API, Lambda, RDS, Grafana, Prometheus, MongoDB, DocumentDB, Java, Spring Boot, Python, AWS, CI/CD
1mo
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ServiceNow Developer
Dallas or Washington or Columbia or United States
RemoteContract
5+ YOEBachelor's degree and 5+ years ServiceNow developer/administrator experience; strong JavaScript and SQL skills; ServiceNow ITSM, Flow Designer, Integration Hub, REST API, CMDB, and platform administration experience.
ServiceNow, ITSM, CMDB, Service Catalog, Flow Designer, Integration Hub, Business Rules, Script Includes, Client Scripts, UI Policies, UI Actions, Scripted REST APIs, Import Sets, Transform Maps, ACLs, Performance Analytics, Reports, Dashboards, JavaScript, SQL, Python, HTML, CSS, React, Node.js, Express.js, REST APIs, JSON, XML, PostgreSQL, MongoDB, AWS (EC2, RDS, S3), Git, Postman, VS Code
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