React.js Jobs in District of Columbia

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Software Engineer TS/SCI FSP

Mission Box Solutions

•

Fort Meade, Maryland, USA

Full-time

Our client is seeking a Software Engineer! The ideal candidate will develop scripts and analytics to provide novel insights into complex questions while aggregating data from various sources and integrating it into both new and existing tools. This role involves developing user interfaces and visualizations to enhance customer toolsets, eliciting requirements and feedback directly from end-users and stakeholders, and collaborating with other teams to provide expertise and leverage collective exp
Posted 60+ days ago | Updated 6 hours ago

Senior.Net Developer

Cayuse Shared Services

•

Arlington, Virginia, USA

Full-time

Overview The .Net Developer is responsible for full stack development on the Windows platform with experience in Project Management and Agile methodologies. This position involves interacting with project stakeholders and designing solutions to meet their needs. All duties and responsibilities performed in accordance with the Core Values of Cayuse. Responsibilities Interacting with project stakeholders and designing solutions to meet their needs.Ability to Manage and Facilitate the Agile proc
Posted 59 days ago | Updated 6 hours ago

Full Stack Software Engineer

LowCountry Staffing & Consulting

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Remote

Full-time

This is a Fully remote position. No travel Required 5+ years of full stack development experience in startup or fast-paced environments. Expertise in both frontend (React, TypeScript) and backend (Node.js or Python) technologies. Proven experience with API design (REST) and integrating external systems. Strong understanding of cloud-native architectures especially with AWS Lambda, API Gateway, S3, RDS/DynamoDB. Hands-on experience with data visualization or data-driven applications (e.g., D3, eC
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Posted 8 days ago

FLEX Senior Python Developer

Marriott International

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Bethesda, Maryland, USA

Full-time

Job Description This is a temporary position. If you're looking to build leading technology that enables the future of global travel while transforming your career - step out of the status quo and join Global Technology at Marriott International. THE OPPORTUNITY We're seeking an exceptional Senior Python Developer to join our innovative 6-person team building Marriott's next-generation Internal Developer Portal. This greenfield project serves as the single pane of glass for application teams
Posted 13 days ago | Updated 9 hours ago

Front End Software Engineer

Booz Allen Hamilton

•

Chantilly, Virginia, USA

Full-time

Job Number: R0220446 Front End Software Engineer The Opportunity: The right interface can make a tool easy to use, encourage early adoption, and save time and resources. We're looking for you, a web developer who will use equal parts skill and vision to create an experience that delivers functionality and efficiency. This is an opportunity to meet challenges in mission critical operations by collaborating with a development team to develop web applications and tools with user-centric design. You
Posted 35 days ago | Updated 10 hours ago

Workflow UI/UX Developer 3

Lockheed Martin Corporation

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Annapolis, Maryland, USA

Full-time

Job Description This position may be eligible for a $25K sign on bonus for external hires! What We're Doing: Lockheed Martin, Cyber & Intelligence invites you to step up to one of today's most daunting challenges: the use of advanced electronics to undermine our way of life. As a cyber security professional at Lockheed Martin, you'll protect the networks that our citizens and the world depend upon each minute: Financial assets. Healthcare information. Critical infrastructure. Hazardous materia
Posted 6 days ago | Updated 9 hours ago

Senior full stack Java Engineer

Tekniforce

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Remote or Raleigh, North Carolina, USA

Full-time

We are looking for a Senior full stack Java Engineer. This is a full-time permanent hire position with our client in Raleigh, NC. In this role as a Senior full stack Java Engineer, you will be a part of a team that is building highly scalable Enterprise Applications with large amounts of data and Real Time processing and / or distributed Client Applications for the company. No visa sponsorship is available at this time or in future for this position. Responsibilities as Senior full stack Java En
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Posted 1 day ago | Updated 1 day ago

Front End Software Engineer

Booz Allen Hamilton

•

Chantilly, Virginia, USA

Full-time

Job Number: R0220392 Front End Software Engineer The Opportunity: The right interface can make a tool easy to use, encourage early adoption, and save time and resources. We're looking for you, a web developer who will use equal parts skill and vision to create an experience that delivers functionality and efficiency. Bring your passion for creating an amazing user experience to Booz Allen. We need an experienced front end developer who will use their passion to guide a development team to learn
Posted 36 days ago | Updated 10 hours ago

Front-End Developer

ManTech

•

Columbia, Maryland, USA

Full-time

ManTech seeks a motivated, career-driven, and customer-focused Front-End Developer to join our team in Columbia, MD. You will play a critical role in supporting enterprise infrastructure capabilities for a global mission-focused workforce. This position is part of a high-visibility effort supporting the Enterprise Infrastructure Services (EIS) organization responsible for MPO's Enterprise Information Technology (EIT)-the foundational platform for enterprise-wide users. You will partner with cust
Posted 9 days ago | Updated 1 hour ago

Back End Software Engineer

Booz Allen Hamilton

•

Chantilly, Virginia, USA

Full-time

Job Number: R0220444 Back End 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 software 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'l
Posted 35 days ago | Updated 10 hours ago

Fullstack Developer - Backend Specialization

SilverEdge

•

Reston, Virginia, USA

Full-time

Overview SilverEdge is a premier provider of innovative cyber, software, and intelligence solutions, addressing mission-critical challenges for the Department of Defense (DoD), Intelligence Community (IC), and beyond. We are dedicated to delivering impactful results to meet mission goals through cutting-edge technology and expertise. We are seeking a Fullstack Web Developer - Backend Specialization to join our dynamic team. This individual will play a pivotal role in developing innovative and e
Posted 51 days ago | Updated 9 hours ago

Back End Software Engineer

Booz Allen Hamilton

•

Chantilly, Virginia, USA

Full-time

Job Number: R0220391 Back End 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 an experienced back-end developer with the software engineering skills it takes to identify potential risks, contribute to solution development, and create efficient and effective systems for our clients. As a back-end developer at Booz All
Posted 36 days ago | Updated 10 hours ago

Data Visualization Lead

InfiCare Technologies

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US

Third Party

Position: Data Visualization Lead (Deck.gl) Location: Remote is OK Mode Of Work: Remote Mode Of Hire: Contract Mandatory Skills Deck.gl, React, JavaScript, HTML/CSS, SQL Optional Skills Carto, JSON, API, CI/CD, Java Job Description We are seeking an experienced Data Visualization Lead to design and build advanced, interactive visualizations that translate complex datasets into compelling insights. This role demands a deep understanding of React and Deck.gl, along with strong UI/UX sensibilit
Easy Apply
Posted 10 days ago | Updated 1 day ago

Web Designer

Visionsoft International

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Remote

Contract

Web Designer Location Atlanta, GA / Remote in the USA Duration : 5 yrs Rate: $45/hr on W2 8+ years of experience Angular/ react .Net Microsoft technology Letter of commitment showing willingness to join once the offer is made.
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Posted 10 days ago

Microsoft Dynamics 365 Developer

Electronic Consulting Services, Inc (ECS Federal)

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Arlington, Virginia, USA

Full-time

Job Description ECS is seeking a MICROSOFT DYNAMICS 365 DEVELOPER to work in our ARLINGTON, VA office. Please Note: This position is contingent upon contract award. ECS is looking for a Microsoft Dynamics 365 Developer for a dynamic and growing team as a for a DHS component. As a Microsoft Dynamics 365 Developer (PCF development), you will support a federal customer to perform mission-critical functions within the Customer Relationship Management (CRM) system. You will be part of a business p
Posted 14 days ago | Updated 6 hours ago

.NET Backend Developer

Neo Prism Solutions, LLC

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Remote

Contract

Job Title: .NET Backend Developer with Azure Job Description: We are looking for a .NET Backend Developer with experience in Microsoft Azure. The candidate should be skilled in C#, .NET Core, and building APIs. Experience with Azure services like App Services,
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Posted 3 days ago | Updated 2 days ago

Senior Python Full Stack Developer (with Data Engineering Expertise )

Bramkas Inc.

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Remote

Contract

Python : Full Stack Polyglot Engineer with Data Engineering Expertise Location: United States RemotePosition Type: Open to Contract / Contract-to-Hire (Open to Full-Time)Experience Required: 9+ YearsMust have Skill : Python , FastAPI , React ,MongoDB , Data Engineering We are looking for a skilled Python Polyglot developer who is comfortable working across the backend, frontend, and datatransformation layers. The ideal candidate is someone with strong hands-on experience in building scalable we
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Posted 8 days ago | Updated 8 days ago

Director, Software Engineering

Capital One

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McLean, Virginia, USA

Full-time

Director, Software Engineering As a Capital One Director of Software Engineering, you'll work on everything from customer-facing web and mobile applications using cutting-edge open source frameworks, to highly-available RESTful microservices, to back-end Java based systems and Machine learning models using the hottest techniques in Big Data. You'll bring solid experience in emerging and traditional technologies such as: node.js, Java, GO, AngularJS, React, Python, REST, JSON, XML, Ruby, Perl, N
Posted 25 days ago | Updated 1 hour ago

Software Engineer

Booz Allen Hamilton

•

Chantilly, Virginia, USA

Full-time

Job Number: R0218843 Software Engineer The Opportunity: As a full-stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop sof tware, but to help create a system that will make a difference, we need you on our team. We're looking for a developer like you with the skills needed to develop sof tware and systems from vision to production-ready. This role is more than just coding. As a full-stack
Posted 60+ days ago | Updated 10 hours ago

Senior Software Engineer .Net

ALTA IT Services

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Merrifield, Virginia, USA

Full-time

Job Title: Senior Software Engineer .Net Location: Merrifield, Virginia Type: Direct Hire Compensation: $110000 - $125000 annually Contractor Work Model: Hybrid 4 days a week on-site; 1 day remote Security Clearance: a Public Trust clearance will be adjudicated SENIOR SOFTWARE ENGINEER .NET Hybrid, Merrifield, VA ALTA IT Services has a direct hire opening for a highly skilled and motivated Senior Software Engineer to join a dynamic systems integrator, supporting a civilian federal end-customer.
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Posted 3 days ago | Updated 6 hours ago