Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Java API Engineer

RIT Solutions

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 framework within an Azure-hosted environment while collaborating closely with cross-functional engineering teams. Successful candidates will demonstrate solid backend engineering skills, sound technical judgment, and the ability to work independently in a fast-paced consulting environment. This position plays a critical role in ensuring the reliability, scalability, and continued evolution of client-facing mobile application services.

Responsibilities and Duties
  • Maintain and enhance Java-based REST APIs that support native mobile applications across iOS and Android platforms.
  • Develop new backend features and integrations while ensuring system reliability, scalability, and performance.
  • Troubleshoot and resolve production issues across application, API, and infrastructure layers.
  • Collaborate with mobile developers, QA engineers, project managers, and client stakeholders to deliver technical solutions aligned with business requirements.
  • Participate in architecture and technical design discussions related to backend services and API development.
  • Monitor application health, identify performance bottlenecks, and implement improvements to optimize system stability.
  • Develop new backend features and integrations using Java and the Micronaut framework while ensuring system reliability, scalability, and performance.
  • Collaborate with client engineering teams to support integrations involving Micronaut-based backend services and enterprise middleware platforms.
  • Contribute to CI/CD processes, deployment activities, and operational best practices within an Azure-hosted environment.
  • Participate in on-call support rotations and assist with incident response and root cause analysis as needed.
  • Write clean, maintainable, and well-documented code following establish engineering standards and best practices.
  • Conduct code reviews and provide technical mentorship to other developers on the team.
  • Collaborate with client engineering teams to support integrations involving custom middleware platforms and backend services.
  • Stay informed on emerging backend engineering trends, security practices, and API development standards.
Qualifications
  • Must be a U.S. citizen and currently based in the United States and authorized to work in the U.S. without sponsorship.
  • Bachelor's degree in Computer Science, Information Systems, Software Engineering, or a related technical field, or equivalent professional experience.
  • 5 years of professional software engineering experience with a focus on Java backend development.
  • Experience developing and maintaining RESTful APIs in enterprise or production environments.
  • Experience working with cloud-hosted applications, preferably within Microsoft Azure environments.
  • Sound understanding of backend application architecture, API security, authentication, and integration patterns.
  • Experience troubleshooting and supporting distributed applications in production environments.
  • Familiarity with CI/CD pipelines, source control systems, and modern software delivery practices.
  • Experience collaborating with cross-functional teams in Agile or iterative development environments.
  • Experience working with the Micronaut framework or similar modern Java frameworks such as Spring Boot.
  • Must be comfortable working in environments where the use of AI-assisted coding tools may be restricted due to client security or compliance requirements.
  • Ability to communicate effectively with both technical and non-technical stakeholders.
  • Ability to work independently while managing multiple priorities in a consulting or client-services environment.
  • Experience supporting mobile application backend services is strongly preferred.
  • Experience mentoring developers and participating in technical design discussions is preferred.
Vacancy posted 3 days ago
Similar jobs that could be interesting for youBased on the Java API Engineer in Washington DC vacancy
  • $88.2k - $190.9k

     ...API/Java/Python Developer, SME TS Clearance REQUIRED Category: Software Development/ Engineering Main location: United States, Virginia, Arlington Position ID: J0526-1365 Employment Type: Full Time Position Description: Position Description CGI... 
    Suggested
    Full time
    Local area

    CGI Technologies and Solutions, Inc.

    Arlington, VA
    3 days ago
  • Agile Defense is seeking a Software Engineer (Java, OpenFGA) to join their team in Arlington, VA. This hybrid role requires you to build distributed backend services supporting operational AI and scalable delivery. The ideal candidate will have over 10 years of experience... 
    Suggested

    Agile Defense

    Arlington, VA
    4 days ago
  • A software development company is seeking a JAVA Engineer Analyst/Developer to create and enhance solutions for system functionality. The ideal candidate will have extensive experience in Core Java Development, with a strong background in Spring, Hibernate, and web services... 
    Suggested

    Recooty

    Washington DC
    4 days ago
  • A technology solutions company is seeking a Technical Lead - JAVA in Bethesda, MD. The ideal candidate will have over 5 years of experience...  ...development stages while specializing in Java EE7, Spring, and API technologies. Strong problem-solving and communication skills are... 
    Suggested
    Full time

    krg technology inc

    Bethesda, MD
    1 day ago
  • $85.39k - $116.98k

     ...building a cloud-based Web Dashboard application, designing RESTful APIs for healthcare data, and collaborating with cross-functional...  ...candidate will have over 8 years of experience, especially with Java and NodeJS, and is highly encouraged to be a military veteran. The... 
    Suggested
    Remote job
    Full time

    Syms Strategic Group, LLC

    Bethesda, MD
    4 days ago
  •  ...Strategic Group, LLC is seeking a Senior Systems Engineer specializing in Angular for a remote role...  ...EDI transactions and designing RESTful APIs. The ideal candidate has over 8 years of...  ...focus on backend technologies like Java and NodeJS. Candidates must be U.S. Citizens... 
    Remote job

    Syms Strategic Group, LLC

    Bethesda, MD
    10 hours ago
  •  ...healthcare data processing. The role encompasses designing RESTful APIs and collaborating with cross-functional teams. A Bachelor’s...  ...+ years of experience in software development, particularly with Java and NodeJS, and are encouraged to apply, especially military veterans... 
    Remote job

    Syms Strategic Group, LLC

    Bethesda, MD
    4 days ago
  •  ...seeking a talented Full Stack Developer with strong experience in Java and NodeJS, focusing on healthcare technology. This remote role...  ...involves building and supporting cloud-based applications and designing APIs for healthcare data. The ideal candidate should have 8+ years of... 
    Remote job

    Syms Strategic Group, LLC

    Arlington, VA
    3 days ago
  •  ...professional proficient in Python programming and access control. The ideal candidate will have at least 5 years of experience in developing API connectors and integrating AI into applications, along with a solid understanding of cloud technologies and DevOps practices. Strong... 

    TechDigital Group

    Washington DC
    2 days ago
  •  ...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

    Software Technology Inc

    Washington DC
    3 days ago
  •  ...LLC (SSG) is looking for a Senior Systems Engineer (Angular) to build and support a cloud-...  ...This position requires strong experience in Java and/or NodeJS for back-end integration...  ...experience along with expertise in RESTful APIs and cloud technologies. A Bachelor’s... 
    Remote job

    Syms Strategic Group, LLC (SSG)

    Bethesda, MD
    4 days ago
  • $140k - $200k

    Zoom Information, Inc. is seeking a Senior Software Engineer to build and scale their API infrastructure. The role involves using Java and NestJS to create robust API services while optimizing performance and ensuring security. Required qualifications include 5+ years... 

    Zoom Information, Inc.

    Bethesda, MD
    1 day ago
  • $130k - $165k

    Axios is seeking a Software Engineer in Washington, DC to develop high-quality services leveraging Golang and Python. The role involves designing scalable REST APIs, ensuring service reliability, and collaborating with diverse teams to enhance Axios' systems. Candidates... 

    Axios

    Washington DC
    2 days ago
  • $110.31k - $155.08k

    A technology solutions firm is seeking a Java Developer for a remote position. The ideal candidate will have over 8 years of experience...  ...Agile settings. Strong skills in Docker, Kubernetes, and RESTful APIs are essential. This position offers a competitive salary range of... 
    Remote job

    Crains Cleveland

    Arlington, VA
    1 day ago
  •  ...web technologies. The ideal candidate will have 5-8 years of hands‑on experience building scalable web applications, developing REST APIs, and working across both front‑end and back‑end layers. Key Responsibilities Design, develop, and maintain full‑stack web... 

    Veriipro

    Washington DC
    4 days ago
  • $140k - $200k

     ...contribute. You’ll make things happen-fast. As a Senior Software Engineer on the API & MCP Platform team, you'll be at the forefront of building...  ...powers integrations across our platform. You'll work with Java and NestJS to develop robust, secure, and high-performance API... 

    Zoom Information, Inc.

    Bethesda, MD
    1 day ago
  • NTT DATA is looking for a skilled Backend/API Engineer to design, develop, and maintain high‑performance backend services and APIs. This remote role involves close collaboration with cross‑functional teams and requires expertise in RESTful API development and AWS integration... 
    Remote job

    NTT DATA

    Bethesda, MD
    4 days ago
  • $68.08k - $141.83k

    NTT DATA, Inc. is hiring a Backend / API Engineer for a remote position based in Bethesda, Maryland. This role involves designing, developing, and maintaining backend services and APIs crucial for modernizing client systems. Candidates are expected to have a strong technical... 
    Remote job

    NTT DATA

    Bethesda, MD
    4 days ago
  • NTT DATA, Inc. is seeking a Backend / API Engineer to join our team in Bethesda, Maryland. This remote position requires expertise in designing and developing secure backend services and APIs for advanced systems. Key responsibilities include implementing robust modules... 
    Remote job

    NTT DATA

    Bethesda, MD
    4 days ago
  •  ...such as Python (FastAPI/Django), React/Angular, and work with cloud platforms like Azure or AWS. This role involves developing RESTful APIs, microservices, and ensuring compliance with privacy regulations. Candidates should possess a Bachelor's degree and 5-7 years of... 

    Clough AMEC.

    Washington DC
    10 hours ago
  • $140k - $200k

    Clutch Canada, based in Washington, is seeking a Backend Developer with proven experience in TS/Node to design and maintain robust APIs. This remote role requires collaboration with cross-functional teams and a focus on user experience. The ideal candidate will have experience... 
    Remote work

    Clutch Canada

    Washington DC
    10 hours ago
  • $110k - $140k

     ...senior-level roles. The ideal candidate will have strong skills in object-oriented programming and knowledge of languages like PHP, Java, as well as experience with AWS and various JavaScript frameworks. The position is eligible for a base salary ranging from $110,000... 
    Remote work

    SitusAMC

    Washington DC
    5 days ago
  • NTT DATA North America is seeking a Backend / API Engineer for a remote position based in Bethesda, Maryland. The role focuses on the design, development, and maintenance of high-performance backend services to support critical functionalities. The engineer will work closely... 
    Remote job

    NTT DATA North America

    Bethesda, MD
    3 days ago
  • Mapbox is looking for a Software Development Engineer III to join its Maps API team in Washington, DC. You will lead the development of new mapping tools while ensuring high reliability and performance of services as they scale. Responsibilities include mentoring peers... 
    Remote job

    Mapbox

    Washington DC
    1 day ago
  •  ...Kubernetes. This role involves close collaboration with the architecture team and project managers to implement scalable microservices and APIs using domain-driven design principles. Ideal candidates should have over 5 years of experience in .NET development, with deep... 

    Insight Global

    Washington DC
    3 days ago
  • $60 - $75 per hour

     ...backend development and includes responsibilities for migrating functionality from AngularJS to React. Candidates should possess strong API development experience and thrive in Agile team environments. Compensation ranges from $60 to $75 per hour, with an inclusive work... 
    Hourly pay

    Insight Global

    Washington DC
    2 days ago
  •  ...Strategic Group, LLC is seeking a Senior Systems Engineer to work remotely, focusing on developing cloud applications and enhancing APIs in the healthcare domain. This position requires strong back-end development skills in Java and NodeJS, along with experience in Angular.... 
    Remote job

    Syms Strategic Group, LLC

    College Park, MD
    10 hours ago
  • $90k - $100k

     ...looking for a Ruby on Rails Backend Developer to design and maintain backend services for VA.gov. The role focuses on backend engineering, API development, and system reliability, requiring collaboration with cross-functional teams and AI integrations. This fully remote... 
    Remote job

    GovCIO

    Washington DC
    2 days ago
  • Koitecc Solutions is seeking a lead for technical risk management and API integrations in Washington, DC. This full-time role acts as a liaison between project teams and vendors, ensuring quality assurance throughout the lifecycle. Ideal candidates will have a Q-clearance... 
    Full time

    Koitecc Solutions

    Washington DC
    10 hours ago
  •  ...Thank you. Location: Arlington VA – must be ONSITE DAY 1!! Full Stack Engineer Level 2 (this 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+,... 
    Second job
    Local area
    Relocation

    Samprasoft

    Arlington, VA
    4 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Java API Engineer. Be the first to apply!