react.js Jobs in district of columbia

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Principal Engineer

MRoads

•

Remote

Contract

Bethesda-Chevy Chase, MD / Remote We are seeking a highly experienced Principal Engineer / Fullstack Architect with deep expertise in Node.js, GraphQL, and ReactJS, combined with a strong background in Artificial Intelligence, particularly in building and integrating Large Language Models (LLMs). You will play a pivotal role in architecting scalable, intelligent fullstack solutions, driving innovation, and mentoring engineering teams on cutting-edge AI integration. Key Responsibilities: Lead the
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Posted 27 days ago

Sr. Front End Developer - UI/UX focus - W2

Amiseq Inc.

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Remote

Contract

Job Description: Job Description: As a Senior Frontend Developer with UI/UX focus, you will drive frontend architecture and user experience for a high-impact business application. You'll play a crucial role in frontend foundations, UI/UX optimization, and performance enhancement for a sophisticated web platform. Your responsibilities include managing build systems, component libraries, and implementing user interface improvements that directly impact business operations. You'll collaborate with
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Posted 22 days ago

Senior Software Engineer (Multiple Positions) - Reston, VA

ICF

•

Reston, Virginia, USA

Full-time

ICF Incorporated, LLC: Senior Software Engineer (Multiple Positions) - Reston, VA DUTIES: Planning, design, development, documentation, and release of clinical/healthcare related software applications and databasesParticipate in multiple modeling, simulations, and analysis efforts, and support technical development of solutions.Provide Support to SemanticBits technology team in delivering value added business solutions using tools and technologies such as CSS; HTML, JavaScript, MySQL, React, JA
Posted 44 days ago | Updated 8 hours ago

Java Full-stack Developer

Connvertex Technologies Inc.

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Remote or Salt Lake City, Utah, USA

Full-time, Contract

Experience Level: 6-8 Years (10 openings) Job Summary: We are seeking a skilled Java Developer with a strong background in backend development and a solid understanding of frontend technologies. The role will focus approximately 60% on backend services and 40% on frontend UI development. You will work closely with cross-functional teams to build scalable, high-performing applications. Key Responsibilities: Backend (60%): Design, develop, and maintain robust, scalable backend services using Jav
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Posted 33 days ago | Updated 6 hours ago

Senior Java Software Engineer

Accenture LLP

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Washington, District of Columbia, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative
Posted 53 days ago | Updated 8 hours ago

Full Stack Developer with IAM

Dizer Corp

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Remote

Contract

Title : Full Stack Developer with IAM Location : Remote Description Develop, test, and deploy full-stack applications using React and Node.js.Implement and maintain IAM solutions to ensure secure authentication and authorization mechanisms.Strong experience with React and Node.js development.Solid understanding and hands-on experience with Identity Access Management (IAM) concepts and tools.Must have built applications with Authentication and authorization focus.Proficient in API integration an
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Posted 16 days ago

Applications Engineer - Typescript

Luxor Technology Corporation

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Remote

Full-time

Company Background The Luxor team has built a range of solutions for Bitcoin mining and compute power, including a globally distributed mining pool, firmware, an ASIC brokerage desk, a data website and a Hashrate derivatives market. Our product suite is growing rapidly and as such we are looking to expand our product team. We fundamentally believe compute is going to be the world s most important commodity, and are building the infrastructure to support this new market. Role Overview This is a f
Posted 22 days ago | Updated 18 days ago

Software Developer

Cornerstone Defense

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Tysons, Virginia, USA

Full-time

Location: Tysons, Virginia Type: Contract Job #3716 Title: Software Developer Location: Tysons, VA *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is push
Posted 60+ days ago | Updated 8 hours ago

Senior Full Stack Engineer

Vaco by Highspring

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Remote

Contract

THIS ROLE IS NOT AVAILABLE FOR C2C, VISA SPONSORSHIP, or THIR PARTY VENDORS We are seeking a highly skilled Senior Full Stack Engineer to join our clients growing development team. In this role, you will help design, build, and maintain scalable, secure, and user-friendly web applications that support our nationwide emergency response and AED program management platforms. This role requires expertise in Ruby on Rails, React (2+ years), and frontend UI development using ANT Design. Youll collabor
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Posted 7 days ago

Web Developer

Base-2 Solutions, LLC

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Annapolis, Maryland, USA

Full-time

Job Description Use a variety of internet technologies, techniques and tools such as graphics software applications and object-oriented languages (e.g. Java, CGI, Visual Basic, HTML, XML) to create web page elements such as user interface features, site animation, special effects, databases, and e-business applications.Work with management and information technologists to determine specifications.Maintain a functioning user-accessible website.Debug existing software and correct defects.Codes les
Posted 10 days ago | Updated 8 hours ago

Software Technical Lead

General Dynamics Information Technology

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Herndon, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Other Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Information Systems Management Job Qualifications: Skills: CI/CD, Cloud (Inactive), GitLab CI/CD, Information Systems, Ruby on Rails Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Information Systems Manager Provides objective advice and specialized skills in order to
Posted 26 days ago | Updated 17 hours ago

Senior Systems Engineer, Global Lodging Products

Marriott International

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Bethesda, Maryland, USA

Full-time

Job Description JOB SUMMARY Marriott International is seeking a highly engaged and motivated Senior Systems Engineer to join a high-performing and nimble application development team. The Senior Engineer will be responsible for designing, developing, and implementing enterprise-level web applications using React, TypeScript, and Node.js in an ecosystem that includes databases, content and document management systems, AI-powered NLP search engine, and the AWS suite of services. This individual
Posted 23 days ago | Updated 8 hours ago

Service Desk I

Apex Systems

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Vienna, Virginia, USA

Full-time

Job#: 2070498 Job Description: The Service Desk is a fast-paced environment that operates 24/7 to support our enterprise. Our Service is responsible for acting as the first point of contact for Enterprise Technology Services (ETS), where we strive to resolve customer incidents, answer questions, and assist with submitting Service Catalog Requests wherever necessary. Our vision is to provide customers with a service-oriented, single point of contact within ETS for issue resolution and request ful
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Posted 60+ days ago | Updated 8 hours ago

System Engineer, Principal

Jacobs

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Fort Meade, Maryland, USA

Full-time

In support of a DISA prototyping effort, the Intel and Cyber Division is assembling a team of network engineers, systems engineers, Unified Communications Engineers, and Integration Engineers, change management specialists, information assurance professionals, and procurement personnel knowledgeable in SCRM processes to support a program that provides critical network capabilities to the Department of Defense. We are committed to recruiting and retaining this team for prototype development, test
Posted 26 days ago | Updated 8 hours ago

: Senior Staff Software Engineer

Vaco by Highspring

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Remote

Full-time

Job Title:Senior Staff Software Engineer Location:100% Remote Employment Type:Direct Hire Compensation:$140,000 - $175,000 Base + 10%-15% Bonus Benefits:401K Matching, Full Benefits & PTO ImportantNote: No third-party companies - direct applicants only. Sponsorship is not available now or in the future. Job Summary We seek aSenior Staff Software Engineerwith strong AWS cloud engineering expertise to lead and mentor a high-performing software development team. This role is an even split between t
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Posted 28 days ago

Principal Software Engineer - 25k Sign on Bonus

Leidos

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Columbia, Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for a Principal Software Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and
Posted 10 days ago | Updated 21 hours ago

Software Engineer

Booz Allen Hamilton

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Chantilly, Virginia, USA

Full-time

Job Number: R0219824 Software Engineer The Opportunity: As a back-end developer, you know that a good site or system needs the right combination of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We're looking for a back-end developer with the sof tware engineering skills it takes to help identify potential risks, contribute to solution development, and create efficient and effective systems for our clients. As a back-end developer at Booz Allen, you'll use th
Posted 55 days ago | Updated 9 hours ago

Senior Full Stack Developer (Frontend-Leaning)

Kanor Systems

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Bethesda, Maryland, USA

Contract, Third Party

Job Title: Senior Full Stack Developer (Frontend-Leaning) Location: Bethesda ,MD (Hybrid) Experience: 8-10 Years Job Summary We are looking for a Senior Full Stack Developer with strong frontend expertise to design and build high-performance applications. The ideal candidate will have deep experience in modern frontend frameworks (React/Angular/Vue.js) along with proficiency in Java/Node.js backend development. You will play a key role in shaping frontend architecture while ensuring seamless
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Posted 60+ days ago | Updated 1 day ago

Principal User Interface Developer 25k Sign on Bonus

Leidos

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Columbia, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Principal User Interface Developer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immed
Posted 29 days ago | Updated 8 hours ago

Application Developer Lead - GXT Turbo - 5738492

Accenture LLP

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Remote or Philadelphia, Pennsylvania, USA

Full-time

Accenture Flex offers you the flexibility of local fixed-duration project-based work powered by Accenture, a leading global professional services company. Accenture is consistently recognized on FORTUNE's 100 Best Companies to Work For and Diversity Inc's Top 50 Companies For Diversity lists. As an Accenture Flex employee, you will apply your skills and experience to help drive business transformation for leading organizations and communities. In addition to delivering innovative solutions for
Posted 37 days ago | Updated 8 hours ago