Top Javascript Jobs in Washington, DC

Develop and maintain full-stack cloud applications for PwC’s Risk Consulting practice. Responsibilities include designing, coding, testing, and debugging software; integrating APIs and microservices; building CI/CD and GitOps deployment pipelines; deploying applications and AI APIs to major cloud platforms; conducting code reviews; analyzing business requirements; and collaborating with clients and cross-functional teams to deliver secure, high-quality solutions.

Software Engineer Interns design, build, test, and debug production-quality software for autonomous systems. Projects may involve applications, embedded flight software, firmware, machine learning, simulation, APIs, data pipelines, or cloud infrastructure. Interns analyze requirements, collaborate with engineers using Agile practices, and deliver real features or capabilities during a 10–12 week paid internship.

Develop and implement software solutions using C#.NET and JavaScript for tax innovation client engagements. Collaborate on software architecture and object-oriented design, conduct code reviews, debug issues, and build responsive applications with REST Client and React Native. Analyze requirements, support software design activities, research technologies, and provide technical insights in the tax consulting domain while developing foundational software engineering skills.

Software Engineering Intern supporting PwC’s Tax Innovation team by developing and testing software solutions with C#.NET, JavaScript, REST Client, and React Native. Responsibilities include assisting with software design, code reviews, debugging, object-oriented architecture, and implementation activities. The intern will collaborate with team members, research solutions, learn new technologies, apply feedback, and gain exposure to professional software engineering practices.

Build responsive Web3 applications, web SDKs, developer tools, reusable frontend components, and internal Customer Success tools. Collaborate with Product, Design, and Engineering to create scalable, accessible user experiences. Contribute to code and design reviews, automated testing, continuous delivery, coding standards, and AI-assisted development practices.

Develop, secure, deploy, and sustain a federal government website as a full-stack developer. Build responsive React frontends and Node.js/.NET/Java backends, design and manage SQL Server databases, implement RESTful APIs, CI/CD pipelines, Azure infrastructure, and security best practices. Troubleshoot issues, write automated tests, and collaborate with designers and stakeholders to meet accessibility and performance standards.

Lead and manage software engineering teams: run agile processes, design and ship secure scalable APIs and services, guide architecture, manage technical debt, recruit and mentor engineers, and align work with company objectives.

Work on end-to-end customer projects as a Forward Deployed Software Engineer intern: design and implement data-driven solutions, build web apps, wrangle large-scale data, collaborate with cross-functional teams, and travel to client sites. Interns own real-world deliverables and operate with autonomy and mentorship in fast-moving environments.

Operate and maintain on‑prem, air‑gapped Linux infrastructure for US government customers. Design, deploy, and monitor hardware, networking, containers, and orchestration; automate operational tasks; troubleshoot production incidents; collaborate on SLOs and participate in on‑call support. Frequent travel to secure sites and working in classified environments required.

Design, develop, and maintain ground control and mission-planning software for the X-BAT platform. Build full-stack, low-latency, fault-tolerant systems for telemetry fusion, operator UIs (React/TypeScript), communication interfaces, and integrations with autonomy and flight teams. Lead feature development, write well-tested code, and collaborate across embedded, UX, and flight-test teams to deliver field-ready solutions.

Lead design and prototyping of generative AI experiences for autonomy development; drive UX for Hivemind products; perform user research, collaborate with CTO and product leads, and deliver reference implementations and integrations across full-stack web and edge systems.

Design, build, test, and maintain tax-focused software solutions using Java, Python, C# and JavaScript. Apply ATDD and CI/CD, create APIs and microservices, perform code reviews and debugging, manage project delivery, and collaborate with cross-functional teams to improve business processes and client outcomes.

Contribute production-quality code to Palantir products (Gotham, Foundry, Apollo) across the full product lifecycle. Collaborate with engineers, PMs, designers, and users; prototype, implement, and ship features. Learn on the job with mentorship and opportunities to engage directly with customers to understand real-world use cases.

Join Palantir Production Infrastructure to build and operate large-scale platforms (Rubix, Apollo) and core deployment, observability, and Kubernetes-based PaaS tooling. Own full product lifecycle, collaborate with cross-functional teams, and deploy software supporting civil and defense customers while learning from a paired mentor.

Develop and ship production-quality software for Palantir's Gotham defense product. Work across the product lifecycle on features like geospatial tools and release infrastructure, collaborate with cross-functional teams, and be mentored while contributing code and prototypes to mission-critical systems.

Build and ship scalable software for Palantir Gotham across the full product lifecycle. Collaborate with cross-functional teams, work directly with users to understand problems, and contribute high-quality code while paired with a mentor. May involve field visits to customers to learn mission needs.

Interns contribute production infrastructure code across deployment, observability, and environment platforms (Kubernetes PaaS, Apollo, Rubix). Paired with a mentor, they design, implement, and ship features, collaborate with cross-functional teams, and may observe field deployments with government or defense partners.

Build, operate, and maintain scalable, reliable infrastructure for Palantir platforms. Deploy products, troubleshoot production issues, automate manual operations, participate in on-call support, and develop solutions on Foundry and Apollo using modern languages and observability tools.

The role involves leading complex deployments of Deepgram's Voice AI platform for federal customers, managing the full technical lifecycle from discovery to production. Responsibilities include technical delivery, customer integration, and contributing to product development based on field feedback.

As a Forward Deployed Software Engineer, you will collaborate with customers to design and implement data solutions, managing projects end-to-end in a dynamic environment while applying strong engineering skills and creativity.

Forward Deployed Software Engineers at Palantir design and implement technical solutions for clients, addressing complex data-driven challenges while collaborating closely with users and continuously iterating on their solutions.

The Forward Deployed Software Engineer works with customers to design and implement technical solutions using data, addressing complex problems and driving impactful outcomes.

Forward Deployed Software Engineers design and implement solutions using Palantir's software to address critical customer problems across various industries, requiring strong engineering skills and collaboration.

As a Forward Deployed Infrastructure Engineer, you will build, operate, and maintain scalable services, develop software solutions, automate workflows, and provide support for critical government software systems.

As a Software Engineer for Defense Applications, you'll enhance user-facing features, collaborate with teams, and design solutions in a fast-paced environment.