Jobs in the United States

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Added 13 days ago
Engineer II, Mechanical Design Engineering – F135 HPC (Onsite)
RTX
United States
Qualifications You Must Have
Added 13 days ago
WI
Software Engineer III
Walmart Inc.
Bentonville, AR
- $90,000 to $180,000 USD / year
Skills required: Must have experience with: Designing and implementing REST API web services using Java and Spring Boot
Added 13 days ago
WI
Senior Software Engineer
Walmart Inc.
Sunnyvale, CA
- $117,000 to $234,000 USD / year
…high-scalability needs. Assist in the selection of appropriate languages, development standards and tools for software coding/configuration. Take initiative to learn the fundamentals of…
Added 13 days ago
Product Development Engineer
Whirlpool
St Joseph
Whirlpool is looking for a Product Development Engineer for our Laundry Chassis and Drive module deliverables, including development, execution, verification and validation, working with…
Added 13 days ago
U
Java Engineer
Unissant
Washington, DC
- $99,000 to $164,000 USD / year
Unissant is seeking a Java Engineer to join our team and support our client.
Added 13 days ago
Construction Project Engineer
Gotion, Inc.
Manteno, IL
…accelerate electrified transportation and achieve sustainable development. Gotion is powered by a leading power battery technology company that provides solutions for vehicles including the…
Added 13 days ago
Software Engineer III
Walmart
BENTONVILLE, AR
…cases. Contribute to the creation of user stories for component/module/simple requirements (for example: based on scalability etc.) (For agile methodology). Coding: create/configure…
Added 13 days ago
Software Engineer III
Walmart
BENTONVILLE, AR
…cases. Contribute to the creation of user stories for component/module/simple requirements (for example: based on scalability etc.) (For agile methodology). Coding: create/configure…
Added 13 days ago
Software Engineer III
Walmart
BENTONVILLE, AR
Skills required: Must have experience with: Developing advanced React Native for cross-platform mobile applications
Added 13 days ago
Software Engineer III
Walmart
BENTONVILLE, AR
Skills Required: Must have experience with: Analysis, design, development, and testing phases of applications using Agile Scrum methodology
Added 13 days ago
Software Engineer III
Walmart
BENTONVILLE, AR
…cases. Contributes to the creation of user stories for component/module/simple requirements. Review coding standards and guidelines; Coding languages including JavaScript, Python, C#,…
Added 13 days ago
Software Engineer III
Walmart
BENTONVILLE, AR
…cases. Contributes to the creation of user stories for component/module/simple requirements. Review coding standards and guidelines; Coding languages including JavaScript, Python, C#,…
Added 13 days ago
Senior Software Engineer
Walmart
BENTONVILLE, AR
…and promoting continuous learning. Provides supervision and development opportunities for associates by hiring and training; mentoring; assigning duties; providing recognition; and ensuring…
Added 13 days ago
(USA) Senior, Software Engineer
Walmart
BENTONVILLE, AR
…of appropriate languages (E.g. JavaScript, Python, C# etc.), development standards and tools (E.g. Monday.com, Linx, Embold etc.) for software coding/configuration. Takes initiative to…
Added 13 days ago
Senior Software Engineer
Walmart
BENTONVILLE, AR
…selection of appropriate languages (JavaScript, Python, C#, etc.), development standards and tools (Monday.com, Linx, Embold, etc.) for software coding/configuration. Builds scripts for…
Added 13 days ago
Software Engineer III
Walmart
BENTONVILLE, AR
…cases. Contributes to the creation of user stories for component/module/simple requirements (for example: based on scalability etc.) (For agile methodology). Coding: Creates/configures…
Added 13 days ago
Senior, Software Engineer
Walmart
BENTONVILLE, AR
…of appropriate languages (E.g. JavaScript, Python, C# etc.), development standards and tools (E.g. Monday.com, Linx, Embold etc.) for software coding/configuration. Take the initiative to…
Added 13 days ago
Senior Quality Engineer
Walmart
BENTONVILLE, AR
…cases. Contribute to the creation of user stories for component/module/simple requirements. Manage daily operations support for existing systems engineering solutions by perform complex…
Added 13 days ago
Software Engineer III
Walmart
BENTONVILLE, AR
Skills Required: Must have experience with: Using Selenium Webdriver for Rest API automation
Added 13 days ago
Software Engineer III
Walmart
BENTONVILLE, AR
…cases. Contributes to the creation of user stories for component/module/simple requirements. Review coding standards and guidelines; Coding languages including JavaScript, Python, C#,…
Added 13 days ago
Software Engineer III
Walmart
BENTONVILLE, AR
…cases. Contributes to the creation of user stories for component/module/simple requirements (based on scalability, etc.) for Agile methodology. Reviews coding standards and guidelines;…
Added 13 days ago
Senior Software Engineer
Walmart
BENTONVILLE, AR
…selection of appropriate languages (JavaScript, Python, C#, etc.), development standards and tools (Monday.com, Linx, Embold, etc.) for software coding/configuration. Builds scripts for…
Added 13 days ago
Senior Software Engineer
Walmart
BENTONVILLE, AR
Skills Required: Must have experience with: Designing and developing backend API's and micro services using JavaScript and Node js
Added 13 days ago
Software Engineer III
Walmart
BENTONVILLE, AR
Skills required: Must have experience with: Designing and Implementing Restful webservice using JAVA
Added 13 days ago
Senior Software Engineer
Walmart
BENTONVILLE, AR
…Assist in the selection of appropriate languages and software development standards and tools for software coding and configuration. Take initiative to learn the fundamentals of different…

Unissant

Java Engineer

Washington, DC, United States

$99,000 to $164,000 USD / year

Apply on unissant.applicantpro.com About employer

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Job details

Pay: $99,000 to $164,000 USD / year
Education: Bachelor’s degree
Posting language: English
Posted: Oct 29, 2026

Original job description

Unissant, Inc. delivers innovative capabilities to the agencies that keep our nation healthy and safe. We apply our domain expertise, data acumen, and technology know-how to achieve breakthrough results for our clients. Working collaboratively, we advance missions and careers through a focus on honesty, integrity, and dependability. We continuously look for talent, excited to join that effort. To learn more about our exciting organization, please visit us at www.unissant.com.

Unissant is seeking a Java Engineer to join our team and support our client.

Essential Duties and Responsibilities:

Design, develop, test, deploy, and maintain secure, scalable enterprise applications using Java 25+, Spring Boot, and Spring Frameworks.
Develop and maintain applications using deep Spring transaction semantics, including proxies, propagation, and rollback-only.
Design and develop data access solutions using Spring Data JPA and Hibernate beyond CRUD, including Specifications, @EntityGraph vs. JOIN FETCH, paginated fetch-join countQuery, lazy loading, and projections.
Develop and maintain modern web application components using Node.js and JavaScript frameworks, preferably Vue.js.
Develop and maintain applications and services using Python.
Develop and deploy cloud-based applications within AWS, leveraging services such as Lambda, API Gateway, ECS, Step Functions, RDS, Elasticsearch, Redis, and related cloud services.
Build and maintain automated CI/CD pipelines using tools such as GitHub Actions and support application containerization using Docker.
Apply AI-assisted development techniques in production systems.
Apply evidence-based verification, application security, and a context-aware development mindset throughout the software development lifecycle.
Develop and execute unit and end-to-end tests with a strong test engineering mindset.
Troubleshoot complex application, integration, deployment, and production issues and implement appropriate corrective actions.
Collaborate with developers, architects, DevOps engineers, business analysts, testers, and other stakeholders throughout the software development lifecycle.
Proactively identify technical risks, dependencies, and team blockers; recommend mitigation strategies and drive issues through resolution.
Manage multiple competing development priorities while meeting sprint, release, quality, security, and project delivery commitments.

Work Experience and Job Skills:

5+ years of IT development experience with Java programming using Spring Boot and Spring Frameworks.
5+ years of Java programming experience, with Java 25 minimum.
Deep understanding of Spring transaction semantics, including proxies, propagation, and rollback-only.
Experience with Spring Data JPA and Hibernate beyond CRUD, including Specifications, EntityGraph vs. JOIN FETCH, paginated fetch-join countQuery, lazy loading, and projections.
3+ years of experience with Node.js libraries, preferably Vue.js.
Python programming experience.
Experience using AI-assisted development for production systems.
3+ years of experience deploying application code in an AWS environment.
3+ years of hands-on experience with AWS services, including Lambda, API Gateway, ECS, Step Functions, RDS, Elasticsearch, Redis, and related cloud services.
Experience with CI/CD pipelines, e.g., GitHub Actions.
Working knowledge of Docker images and containerization.
Strong developer analytical skills, including evidence-based verification, application security, and a context-aware development mindset.
Strong test engineering mindset, including developer unit and end-to-end testing.
Ability to identify risks proactively, recommend mitigating actions, and drive them to resolution; mitigate team blockers.
Ability to manage multiple competing tasks and work collaboratively across functional areas; present and communicate analytical findings on an independent basis.

Additional Qualifications (Strongly Preferred):

Knowledge of JSP, JSTL, and displaytag.
3+ years of Python programming experience.
Experience with build and automation tooling, including Maven multi-module, Bash scripting, Python guards, and Docker.
Production ownership experience, including defect triage, incident diagnosis, ECS deployments, and coverage gates.
Current or recent NIH badge.

Education:

Bachelor's Degree is required.

Communication Skills:

Excellent verbal and written skills, ability to present proposals and performance data, comfortable interfacing all levels of organization.
Ability to write clear and concise creative content in a highly confidential manner.

Clearance Requirements:

Ability to obtain and maintain a Public Trust clearance is required.
Current or recent NIH badge is preferred.

Travel:

This position is primarily remote.
The client may direct or approve occasional in-person participation for planning, transition, training, meetings, workshops, or other program events.

Environmental Requirements:

Mainly a routine office environment.
May be required to lift up to ten (10) pounds.
Flexible in working extended hours.

The above statements are intended to describe the general nature and level of work being performed by the individual(s) assigned to this position. They are not intended to be an exhaustive list of all duties, responsibilities, and skills required. Unissant management reserves the right to modify, add, or remove duties and to assign other duties as necessary. In addition, where applicable and available, reasonable accommodation(s) may be made to enable individuals with disabilities to perform essential functions of this position.

Please note: Candidate(s) will be required to go through pre-employment screening.

Unissant, Inc. is a proud Equal Opportunity Employer! (EOE; M/F/Disability/Vets)

Apply on unissant.applicantpro.com About employer

More about this job

Skills

Oracle Java
Spring Boot
Node.js
JavaScript
Vue.js
Python
AWS
Elasticsearch
Redis
Software development
Troubleshoot
CI/CD
GitHub
Docker
Analytical skills
Communicate analytical insights
Apache Maven
Bash
Communication skills
Heavy lifting

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Work requirements

Jobs in the United States