Top Senior Javascript Jobs in Washington, DC

The HP ALM Architect is responsible for customizing and supporting HP Application Lifecycle Management, analyzing requirements, guiding architecture, and collaborating on projects with both internal and external teams.

The Qlik Architect will design and build BI tools, develop Qlik Sense visualizations, SQL data models, and collaborate with teams to meet business requirements.

The Senior UI Developer will design user experiences for complex web applications, develop external-facing apps, and ensure best practices in web standards and accessibility.

The role involves designing and executing automated testing frameworks, collaborating with stakeholders to develop test strategies, and ensuring software quality through comprehensive testing. Responsibilities include integrating tests into CI/CD pipelines and tracking defects in tools like Azure DevOps and Jira.

The .Net Developer will support business functions by developing, implementing, and maintaining applications, collaborating in a Scrum Team, and ensuring software meets specifications.

The Java Developer will modify existing software, develop unit and integration tests, work independently, and collaborate with a Scrum team in an Agile environment to deliver quality applications.

Develop and manage APIs using IBM API Management tools, collaborate with team, conduct testing and code review, ensure security of applications.

The role involves ASP.NET MVC application development with a focus on SQL Server, web services, and various web technologies for an estimated duration of 6+ months.

The Full Stack Developer will automate processes, develop user applications and databases, and support deployment while collaborating within a product team using agile methodologies.

The Senior Full-Stack Software Engineer will design and develop software products, collaborate with data scientists, and instill development best practices.

The role involves designing database schemas and APIs, implementing features, and resolving customer-reported issues, specifically in fintech applications.

Develop and maintain responsive full-stack applications, including front-end architecture and server-side systems. Write efficient JavaScript and TypeScript using React and Node.js, test and debug code, manage databases, and participate throughout the application lifecycle. Collaborate with cross-functional teams, troubleshoot issues, document technical solutions, and stay current with technology trends. The role requires cloud experience, Git proficiency, Linux/Unix skills, and eligibility for security and agency clearances.

Design, build, test, and maintain front-end and server-side applications using JavaScript/TypeScript (React, Node.js). Ensure responsive, high-quality code, debug issues, work across cloud environments and databases, and produce technical documentation.

Lead development and ownership of marketing and corporate web properties: build responsive, CMS-driven templates and components, set development standards (performance, accessibility, SEO, analytics), partner with cross-functional teams and agencies, improve site performance and conversion, and mentor developers to reduce technical debt and increase maintainability.

Lead design and implementation of automated test frameworks and V&V for web, API, data, and backend systems. Integrate testing into CI/CD, support audit readiness and compliance (ASME NQA-1), manage defects and root-cause analysis, and drive quality metrics, documentation, and continuous improvement across engineering teams in a regulated nuclear environment.

Lead end-to-end engineering projects building Node.js backends and React frontends, scale core APIs to millions of requests, debug using monitoring/logging, participate in code reviews and hiring, and collaborate on product roadmap driven by customer needs.

Build and productionize data and AI solutions for federal government customers using Databricks. Lead architecture, design, and implementation of end-to-end data engineering, machine learning, and application systems. Deliver secure, scalable production architectures, integrate customer systems, guide technical projects, train customers, and collaborate with engineering, product, support, and customer stakeholders. Contribute reusable frameworks and accelerators while managing technical delivery and customer relationships.

Build and productionize data and AI solutions for federal customers using Databricks. Own architecture, design decisions, data pipelines, ML/AI integrations, and user-facing applications. Lead technical delivery, advise customers, integrate client systems, provide training, and collaborate with engineering, product, support, and project teams. Contribute reusable frameworks and best practices while managing complex stakeholder relationships and delivering secure, scalable production systems.

Lead design, development, and maintenance of scalable automated test frameworks for web and mobile apps. Integrate tests into CI/CD, expand regression coverage, validate APIs and services, reduce flaky tests, and collaborate with Engineering, Product, QA, and DevOps to improve release quality and testing efficiency.

Design, build, and maintain web application infrastructure and data systems for interactive information experiences. Lead application architecture, code quality, performance, and reliability; integrate generative AI and prototype XR interfaces; collaborate with designers and data scientists; ensure security, accessibility, scalability, and document technical standards.

Design and implement backend APIs with Java/Spring Boot and responsive UIs with React/TypeScript. Build normalized PostgreSQL schemas, support data migration, manage CI/CD and deployments, ensure accessibility and security compliance, and participate in all SDLC phases within an Agile team.

Design, develop, test, and sustain secure cross-platform iOS and Android applications and supporting web/back-end systems. Build REST APIs, SQL-backed services, automation scripts, telemetry and operational tools; apply secure coding practices; troubleshoot integrations, networking, and Linux environments; document architecture and SOPs; and collaborate with security, backend, UC, and government stakeholders in a classified DoD/federal environment.

Lead design, development, testing, integration and deployment of Java/J2EE applications. Produce technical artifacts, mentor team members, enforce standards, estimate work, and drive release and implementation activities to ensure high-quality delivery.

Provide surge support for cloud modernization by designing, building, deploying, and maintaining PowerApps and SharePoint solutions. Gather requirements, demonstrate applications, document designs, support users, and assist with urgent initiatives and knowledge transfer.

Lead, coach, and grow a team of 5-10 software engineers; prioritize and drive application development and support; define and execute the application roadmap; ensure scalable, performant, maintainable designs; champion code quality, CI/CD, automated testing, and agile practices; communicate with leadership and stakeholders.