33 api java developer jobs at 13 companies in Clayton, DE
2mo
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
Senior Java Developer
Newark, Delaware, United States
$80k-$100k/yr OnsiteFull Time
10+ YOEBachelor's degree in computer science and advanced Java development experience with microservices, Spring, Hibernate, REST APIs, and SQL databases.
Java, Spring Framework, Spring MVC, Spring Boot, Hibernate, RESTful APIs, Oracle SQL, PostgreSQL, SQL Server, Microservices
6d
Save
Mark Applied
Hide
Software Engineer III - Java/AWS
Wilmington, Delaware, United States
OnsiteFull Time
3+ YOE3+ years of software engineering experience with Java, Spring Boot, microservices, REST APIs, system design, testing, production troubleshooting, scalable distributed systems, and secure agile development.
Java, Spring Boot, Microservices, REST APIs, React, Angular, JavaScript, AWS, Amazon EC2, Amazon EKS, Amazon RDS, Amazon S3, AWS Lambda, Docker, Kubernetes, CI/CD
1w
Save
Mark Applied
Hide
Senior Java Full Stack Engineer with Angular (Hybrid)
Philadelphia or Fort Washington
$68k-$140k/yr HybridFull Time
Full-stack development experience with Angular, Java, Spring Boot, RESTful APIs, JavaScript/TypeScript, relational databases, CI/CD, Git, and strong communication and problem-solving skills.
Angular, Spring Boot, HTML5, CSS3, JavaScript, TypeScript, Terraform, AWS, Oracle PL/SQL, Git
1d
Save
Mark Applied
Hide
Software Engineer Stf - E4
Manassas or Washington or Sunnyvale or Palo Alto or New York City or Newark or Denver or Chester County or Stratford or Moorestown or Dallas or Fort Worth or Orlando or Grand Prairie or Marietta or Camden or Lexington or Ocala or Lufkin
$109k-$202k/yr OnsiteFull Time
Bachelor’s degree and software development experience with C++, Java, JavaScript, TypeScript, .NET, ABAP, databases, APIs, Docker, Git, CI/CD, Windows, Linux, and technical leadership; U.S. citizenship required.
C++, Java, JavaScript, TypeScript, .NET, ABAP, HTML5, CSS, SQL Server, MySQL, PostgreSQL, MongoDB, Docker, Git, GitLab, GitHub, Continuous Integration (CI), Continuous Deployment (CD), Windows, Linux, Manufacturing Execution Systems (MES), Enterprise Resource Planning (ERP), Product Life Cycle Management (PLM)
1w
Save
Mark Applied
Hide
Associate Database Platform Developer
Wilmington, Delaware, United States
HybridFull Time
Programming experience in Python, Perl, Java, or similar; relational database and SQL knowledge; software development fundamentals, version control, code reviews, testing, problem-solving, and teamwork.
Python, Perl, Java, SQL, SQL Server, Snowflake, APIs, CI/CD
2d
Save
Mark Applied
Hide
Software Developer
Belcamp or Aberdeen
$62k-$141k/yr OnsiteFull Time
2+ YOERequires a bachelor's degree and 2+ years with C or Python, or 4+ years in lieu of a degree. Experience maintaining applications, APIs, cloud platforms, and debugging; ability to obtain Secret clearance.
C, Python, APIs, cloud platforms, Java, C#, C++, .NET, JavaScript, React, Angular, NodeJS, PHP, Bash, Visual Basic, GIT, FPGA, RF, AI, ML
3mo
Save
Mark Applied
Hide
Application/Agentic AI Engineer
Aberdeen, Maryland, United States
HybridFull Time
3+ YOE3+ years in software engineering or AI integration; BS in CS/Software/ Data/IS; proficient in Python/JS/TS/Java; API/microservice experience; LLMs and AI orchestration familiarity; cloud-native with Docker/Kubernetes; SDLC/DevSecOps/CI/CD; Git; strong problem-solving; active security clearance.
Python, JavaScript, TypeScript, Java, APIs, Microservices, Data services, Docker, Kubernetes, Git, CI/CD, SDLC, DevSecOps
1d
Save
Mark Applied
Hide
Software Developer
Belcamp, Maryland, United States
$62k-$141k/yr OnsiteFull Time
2+ YOEBachelor’s degree and 2+ years with C or Python, or 4+ years with C or Python without a degree; application maintenance experience; ability to obtain Secret clearance.
C, Python, APIs, Java, C#, C++, .NET, JavaScript, React, Angular, NodeJS, PHP, Bash, Visual Basic, GIT, FPGA, AI, ML
1mo
Save
Mark Applied
Hide
Senior Full Stack Data Engineer
West Chester, Pennsylvania, United States
OnsiteFull Time
7+ YOEBachelor's preferred,5+ years full-stack/data engineering experience (7+ preferred),backend and frontend development,Power BI dashboards,API and microservices,Oracle/Mongo DB,Cloud Foundry,GitHub,ELK,Agile with Jira.
Power BI, Jira, Smartsheet, Java, Python, Node.js, React, Angular, Tailwind CSS, DotNet, REST, API Gateway, Mongo DB, Cloud Foundry, GitHub, GitHub Actions, ELK, Agentic AI, Open Spec SDD
1mo
Save
Mark Applied
Hide
Senior Specialist - Software Engineering
Newark, Delaware, United States
$93k-$142k/yr HybridFull Time
8+ YOERequires 8–13 years of experience, Java full-stack development, Spring Boot, microservices, Angular or React, REST APIs, databases, cloud platforms, DevOps tools, Agile practices, and strong communication.
Angular, Java, Spring Boot, Spring MVC, Spring Security, React, REST APIs, API Gateway, OAuth, JWT, Oracle, SQL Server, PostgreSQL, MySQL, MongoDB, Kafka, Docker, Kubernetes, Jenkins, Git, Maven, Gradle, JavaScript, TypeScript, HTML5, CSS3, AWS, Microsoft Azure, Google Cloud Platform, RabbitMQ, JMS, Agile, Scrum, Kanban, GenAI, SDLC
1mo
Save
Mark Applied
Hide
Junior Reverse Engineer
Aberdeen Proving Ground, Maryland, United States
$76k-$156k/yr OnsiteFull Time
2+ YOEActive Secret clearance, BS in related discipline with 2+ years experience, Linux and programming experience (Python/Java/C/C++), knowledge of binary analysis and cryptography, and strong communication skills.
Linux, Python, Java, C/C++, Ghidra, Binary Ninja, IDA, JADX, x64dbg, GDB, I2C, JTAG, UART, SPI, USB, Ethernet, APIs
1mo
Save
Mark Applied
Hide
Junior Reverse Engineer
Aberdeen Proving Ground, Maryland, United States
$76k-$156k/yr OnsiteFull Time
2+ YOEActive Secret clearance, BS in related discipline, 2+ years related experience, Linux experience, knowledge of cryptography, programming experience (Python/Java/C/C++), and proficiency communicating technical findings.
Linux, Python, Java, C/C++, Ghidra, Binary Ninja, IDA, JADX, x64dbg, GDB, APIs
3w
Save
Mark Applied
Hide
Enterprise Senior Advisor - Software Engineering
Berkeley Heights or Omaha or Wilmington
$146k-$245k/yr OnsiteFull Time
10+ YOE10+ years in large-scale engineering and architecture; 7+ years with Java/Spring Boot; experience with modernization, cloud, APIs, microservices; strong communication and analytical skills; Bachelor’s in IT preferred.
Java, Spring Boot, Kafka
2w
Save
Mark Applied
Hide
SAP Business Technology Platform (BTP) Technical Lead
Wilmington or Colorado Springs
$128k-$200k/yr HybridFull Time
8+ YOEBachelor's degree in a relevant field, 8+ years in SAP architecture, design, and development, and 3+ years of hands-on SAP BTP experience with Integration Suite, Extension Suite, SAP Build, HANA Cloud, Event Mesh, and security concepts.
SAP Business Technology Platform (BTP), SAP S/4HANA, SAP Integration Suite, SAP Extension Suite, SAP Build, SAP Event Mesh, SAP HANA Cloud, CAP, Node.js, Java, SAPUI5, Fiori, APIs