Java API Engineer
Software Technology Inc
Senior Software Engineer
6+ years of hands-on experience with designing and building large scale web and back office applications
5+ years of experience developing web services (REST) on Java frameworks such as Spring MVC, Java EE
Hands-on project experience building server-side Java web services and enterprise integration business logic frameworks
Experience building multi-threaded batch applications (Spring Boot/Spring Batch)
Experience building modern REST APIs in Java EE container hosted applications (Jetty, Tomcat with Spring MVC or JAX-RS or Jersey)
Experience with database frameworks JDBC or JDBI. As well as familiarity with object-relational mapping frameworks like Hibernate, iBatis
Legacy knowledge of Java EE containers (BEA, JBoss)
Legacy knowledge creating and consuming web services and Service Oriented Architecture
Legacy knowledge of Message Bus (Message Broker, IBM Enterprise Service Bus)
1+ year Hands-on project experience building applications hosted in AWS (configuring, deploying, managing, monitoring) services and distributed applications
Elastic Container Registry (ECR), Elastic Container Service (ECS), Elastic Compute Cloud (EC2)
CloudFormation, DynamoDB, Serverless, Lamdbas, Step Functions, SQS, Kinesis
Understand how to troubleshoot issues in a cloud only environment
Hands-on project experience with test automation frameworks Protractor, Cypress, Jest, Junit, REST Assured, Cucumber
Hands-on project experience creating new CI/CD pipelines with tools like Jenkins or equivalent. Experience automating code quality metrics using tools like Sonar and Veracode
Experience documenting REST APIs and code generation Open API standards and tools (Swagger). Understands good REST API design practices
Solid knowledge of network protocols. Comfortable connecting disparate systems built in multiple languages, multiple operating systems, on-premise, or cloud. Able to identify and troubleshoot network communication problems outside of the application
Demonstrated leadership experience as a Team Lead, Tech Lead, or Architect in previous roles
Experience architecting and implementing customer-facing user interfaces, REST services, third-party integrations, tools, in previous full-stack development roles
Proven problem-solving abilities and discerning application of software engineering best practices (e.g. design patterns, process improvements, test frameworks, CI systems, etc.)
Experience architecting systems using high-scalability datastores
Experience breaking down vague agile business stories into actional epics of technical stories for consumption by engineers working in time zones around the clock
Required Skills: Java Rest API creation and consumption Microservices Spring Boot SQL (separate team does stored procedures etc, just know how to navigate) AWS a nice to have – they are modernizing and moving into the Cloud – 20% there. CI/CID DevOps experience a plus No front-end work, primarily back-end Agile, trying to be TDD/clientD, work in progress Basic Qualification: Additional Skills: Background Check: Yes Drug Screen: Yes Notes: Note: Upon offer, client requires 5 years of W2s for US projects (where applicable) to validate consultant's work history. It is required to show consultants W2 take home pay in the Exh A.
- ...Senior Java API Engineer We are seeking a Senior Java API Engineer to support and enhance a REST-based API platform that powers native iOS and Android mobile applications. This role focuses on maintaining and improving backend services built using Java and the Micronaut...Suggested
- ...Java SpringBoot Microservices REST API Cloud Kubernetes - Containerization Preferred Skills/Experience 10+ years of progressive responsibilities... ...implementation 4+ years of experience in agile/scrum engineer teams in a continuous integration and continuous delivery...Suggested
- ...API/Java/Python Developer, SME TS Clearance RequiredCGI Federal has an exciting opportunity for an API/Java/Python Developer within... ...aspects of cloud-based solutions. Associates with the system engineers and developers to ensure information security CGI Federal is growing...Suggested
- Vantor is seeking an API/Java/Python Developer to provide engineering services for U.S. Government customers, focusing on high-performance API-driven services and data pipelines. Candidates must have a TS/SCI clearance and relevant experience in Java and Python development...Suggested
- ...for a Senior Full Stack Developer with over 10 years of experience in Java and expertise in Collibra for data governance tasks. The role includes developing scalable solutions by designing robust APIs and engaging in full-stack development. This position will allow you...SuggestedWork at officeRemote work
$98k - $163k
...TrustOverviewWe are seeking a Full Stack Engineer to build, maintain, and modernize NLM’s Value... ...services, value set authoring, APIs, search, scheduled jobs, content/document... ...hands-on experience with React, Node.js, Java/Spring, Oracle, Elasticsearch, GitLab CI,...Full timeFlexible hours- ...of scalable solutions, collaborating with cross-functional teams in a scaled agile environment. The ideal candidate has 9+ years of experience with Java, JavaScript, and Python, plus cloud, REST APIs, and modern frontend frameworks like Angular. #J-18808-Ljbffr BayNovaRemote job
- ...Must Have: Java (OOPS/12 Factor/SOLID), Springboot, Microservices, Kafka, CI/CD, Security (OWASP etc), Cloud Responsibilities... ...JavaScript, Typescript, React/Angular/Vue). Familiarity with RESTful APIs, JSON, and integrating front-end with back-end services. Moderate...
- ...Java Engineer Project Details: Fed now – Developing for the payment industry, enterprise money movement. Deploying to the internal cloud... ...in Core Java, preferably version 1.8 or higher REST APIs and Microservices, knowledge of JSON (Java Script Object Notation...Contract work
- Brivo is seeking a Senior Full-Stack Software Engineer in Bethesda for a hybrid role, requiring on-site presence 2-3 days per week... ...powering a global security platform. You’ll work on API services with Java/SpringBoot, Node.js/TypeScript, and serverless AWS Lambda,...2 days per week3 days per week
- ...technology products. As a Senior Lead Software Engineer at JPMorgan Chase within Consumer and Community Banking ’s (CCB) API Marketplace , you will play a key role in an... ...one or more programming languages, including Java 8+ for distributed application development,...For contractors
- ...Sr. Software Engineer Cox Automotive is the market leading provider of technology services to the... ...deliver real product value. Technologies: Java, Spring, AWS (EMR, ECS, EC2, S3, Glue, Athena, QuickSight, Lambda, API Gateway, SQS, Kinesis, Terraform, CloudFront,...
- ...Job Title: Java API Developer - 100% remote Location: Remote Type: Contract Compensation: Negotiable Work Model: Remote – offsite Hours: 40 hours a week Security Clearance: None but full background check required Responsibilities Develop and...Contract workTemporary workLocal areaRemote work
$100k
...looking for entry-level software programmers, Java full stack developers, Python/Java... ...analysts/data scientists, machine learning engineers for full time positions with clients. Who... ...microservices, Docker, Jenkins and REST API's experience excellent written and verbal...Full timeH1b$197.3k - $225.1k
...Overview Lead Software Engineer, Back End (Java/ Python/ Go Backend, REST/ GraphQL APIs, WAF, Protocol, AWS) Do you love building and pioneering at the intersection of security and cloud infrastructure? Do you enjoy solving complex problems in a fast-paced, collaborative...Full timePart timeInternshipH1bLocal area- Publicis Sapient in Arlington, VA seeks a Full-Stack Java Developer to contribute to modern web apps using Angular and Spring Boot. You... ...team, building features, backend services, and scalable RESTful APIs while advancing your frontend and backend expertise. The role emphasizes...
$119k - $161k
...Backend API Developer The Backend API Developer builds and operates the service layer behind an operator application in a cyber... ...supporting production incidents. BS in computer science or engineering and 8+ years relevant experience (or equivalent). Public Trust...- ...leading technology consulting firm is seeking a Senior Software Engineer with expertise in Java, Spring, and AWS for a hybrid role in Bethesda, Maryland.... ...and diversity. Candidates should have experience in API development, SDLC processes, and be able to design robust...Remote job
- ZoomInfo is hiring for a backend-focused engineer to own the platform integrations layer end-to-end, building reliable data ingestion/exports... ...and orchestrations in a fast-paced environment. You will design APIs (RESTful and webhook-based) and drive high-volume data...
- ...Job Title* Lead Consultant | Enterprise Security J2EE APIs | Java EE Security Standards: JCA, JCE, JAAS, JSSE, JGSSWork Location: SeattleWA98101 Vendor Rate $62.80/hrContract duration (in months)* 6Job Details:Must Have Skills (Top 3 technical skills only) * 1. Core Java...
- ...Role: AWS Java Full Stack Developer/Engineer Location: Washington, DC Let's create our future together at The AES Group!... ...Experience with JavaScript frameworks, HTML, JSP, and JSON/REST APIs. Enterprise & Legacy Frameworks: Familiarity with...
- PVH (Tommy Hilfiger/Calvin Klein) seeks a seasoned software engineer to own the platform integrations layer end-to-end. You will build reliable... ...for high-throughput data processing and RESTful/webhook APIs with strong versioning, rate limiting, and error handling. #J-1...
- ...requirement and send me your updated profile ASAPPosition Title: Sr. Java DeveloperLocation: Washington, DC (Local and Nearby) F2F... ...Proficiency in writing stored procedures.· Experience with designing REST APIs, Web Services.· Should have working experience with WebSphere...Work experience placementLocal area
- ...Allen Hamilton is seeking a Mid Full Stack Developer to design and build modern web applications, APIs, and data visualizations. You’ll join a cross-functional team of engineers, data scientists, and modelers to deliver interactive dashboards and robust back-end services....
- ...Stack Developer to design, build, and modernize secure, high-availability systems in a federal Agile environment. You will work on APIs, UI, data integrations, and AI-enabled features, leveraging Node.js, TypeScript, and AWS services. The role emphasizes designing microservices...
- ...Mid-level Full Stack Developer to build modern full‑stack web applications, visualizations, and APIs. You’ll collaborate with a cross‑functional team of software engineers, data scientists, and modelers to translate analytics into accessible tools. Applicants should be...Remote job
- ...we will give them interview preference over non-local.Job Title: Full Stack Engineer Level 2This can be a 3 to 5 year person, does not need to be Senior with this kind of rate.Top Skills: Java, Angular, and the whole Spring Framework (Spring Umbrella)Angular: 2+, the latest...Second jobLocal areaRelocation
$87.1k - $157.45k
Leidos has an exciting opportunity for a Java Developer in our Intel Security Sector's... ...talented team is at the forefront in Security Engineering, Computer Network Operations (CNO),... ...and design patterns, implementing RESTful APIs, and integrating with relational and NoSQL...Full timeImmediate startFlexible hours- ...Senior Java AWS Full Stack DeveloperWe are seeking a highly skilled Senior Java AWS Full Stack Developer to join our Randstad client in... ...development tools to maintain high code quality.Develop and manage APIs using REST and SOAP-based web services.Utilize various J2EE...
- Job DescriptionPosition Title: Urgent Backfill - Sr. Java Developer - Strong Angular JS is mustLocation: Washington, DCDuration: will go... ...in writing stored procedures.Experience with designing REST APIs, Web Services.Should have working experience with WebSphere Application...Work experience placement
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Java API Engineer. Be the first to apply!
- sr.java developer Washington DC
- java microservice developer Washington DC
- remote junior java developer Washington DC
- senior java developer Washington DC
- java developer remote part time Washington DC
- java developer Washington DC
- java developer remote Washington DC
- full stack java developer Washington DC
- java developer full time Washington DC
- entry level java developer remote Washington DC


