Top Javascript Jobs in Washington, DC

As a Mission Software Engineer, you'll develop solutions for government customers by integrating software into existing workflows, requiring significant travel, collaboration, and technical expertise.

Work directly with customers to design and build end-to-end data-driven solutions. Responsibilities include architecture, large-scale data wrangling, custom web app development, collaborating with technical and non-technical stakeholders, and traveling to client sites to deploy and iterate on high-impact projects.

Work on customer-facing, high-impact projects as an intern FDSE: design and implement data-driven solutions, wrangle large-scale data, build web apps, discuss architecture, and own end-to-end execution while collaborating with technical and non-technical stakeholders. May require travel and US government background checks.

Work onsite with customers to design and build data-driven solutions end-to-end. Responsibilities include architecture, data wrangling at scale, coding web apps, collaborating with technical and non-technical stakeholders, and traveling to client sites to deploy and iterate solutions.

Work directly with defense customers to design, build, and deploy data-driven solutions. Tasks include architecture, large-scale data wrangling, coding custom web apps, collaborating with technical and non-technical teams, and owning end-to-end, client-facing projects. Internship involves on-site client work and potential travel.

Perform application, system, and integration testing across NSG/ASG and federal environments. Execute manual and automated tests in DevOps pipelines, validate APIs, investigate defects, and ensure system compliance with requirements to support timely GEOINT delivery.

The Web Developer/Webmaster maintains and improves the ASA(FM&C) web portal, ensuring high availability and compliance with accessibility standards while providing analytics reports and training.

The Forward Deployed Engineer solves problems for customers, creates solutions, and drives impact through innovative approaches in a collaborative environment. They require strong technical knowledge and a focus on growth and problem-solving.

The Web Developer will design and implement analytics solutions, maintain existing systems, and troubleshoot tracking issues, requiring extensive knowledge in web analytics and development.

Develop and maintain frontend and backend components across cloud-based full-stack applications for national security missions. Participate in agile teams, code, review, deploy, provide Tier 3 support, document deployments, and support off-hours releases while working primarily onsite.

Design, build, and maintain full-stack web applications and backend systems. Lead API/GraphQL development, implement CI/CD and automated tests, perform code reviews, collaborate with UX/product, train users, and translate requirements into scalable, secure software using React, Node.js, PHP and MySQL.

Design and implement geospatial components of an agentic AI system: build ArcGIS-based import/validation/storage of authoritative hazard geometry, develop deterministic polygon validation and REST APIs, integrate LLM-driven geo-language features, implement secure gov-cloud hosting and audit logging, and coordinate with alerting SMEs and system agents to ensure standards-compliant, human-approved alert areas.

Build and productionize customer-facing data and AI solutions on Databricks. Own architecture and design decisions while delivering scalable data pipelines, applications, ML/AI integrations, and user interfaces. Lead technical project delivery, advise enterprise stakeholders, train customers, resolve implementation issues, and contribute reusable engineering assets and product feedback. The role requires strong cloud, distributed computing, software engineering, MLOps, documentation, and customer engagement skills, with travel to customers approximately 20% of the time.

Design, build, and lead development of scalable, secure, high-performance cloud ingestion systems handling large throughput uploads. Provide technical leadership, system design, architecture reviews, mentorship, cross-team collaboration, roadmap management, and process improvements across multi-cloud infrastructure.

Develops end-to-end data and application solutions supporting an FAA air traffic system. Responsibilities include translating operational requirements into technical architectures, building databases, dashboards, Power Pages applications, reports, and responsive interfaces, and implementing data models, validation, integrations, testing, troubleshooting, documentation, security, and sustainment.

Design, implement, deploy, and operate large-scale distributed backend systems and Azure infrastructure for AI-driven insights. Apply generative AI/ML, build IaC and CI/CD pipelines, support live-site operations, and execute onboarding and operational tasks for GCC‑High/DoD environments while ensuring security, observability, and cross-team collaboration.

As an AWS Developer, you will design and implement cloud solutions using AWS services, Java development, and web technologies while adhering to enterprise standards.

Own technical delivery for defense customers: integrate Navigator with existing logistics systems, build and optimize data pipelines, create onboarding playbooks and tooling, troubleshoot escalations, and feed customer needs into product roadmap while representing Gallatin on-site and at reviews.

Develop hybrid mobile applications using Angular, CSS, HTML 5, and JavaScript for Android and iOS platforms, with optional server-side experience.

Develop hybrid mobile applications using Angular, CSS, HTML5, and JavaScript for both Android and iOS, with knowledge of APIs and UI standards.

Design, build, deploy, troubleshoot, and maintain enterprise web and automation applications for CBP OFAM. Develop data-driven solutions, work with SQL and APIs, gather stakeholder requirements, create documentation, and support sustainment in a federal, on-site environment.

Seeking a self-motivated software developer for modern web app development, integration, and testing, primarily using Java and cloud platforms.

The WordPress/Front End Developer will build applications and web front-ends, create organizational websites, develop templates, and ensure the technical feasibility of UI/UX designs. Responsibilities include optimizing applications for speed, maintaining accessibility standards, and contributing to multiple projects.

The GIS Analyst leads GIS solution development, analyzes database issues, manages reporting, and supports decision-makers with geospatial data management. Duties include mentoring staff, using GIS software, and creating maps and workflows using SQL and Python.

The Senior UI Developer will be responsible for designing user experiences for web applications, developing external facing applications, and maintaining UI frameworks, ensuring standards and best practices.