Top Senior Javascript Jobs in Washington, DC

Lead development and reliability of frontend platform infrastructure powering ~30 React apps. Build and maintain build tooling, testing frameworks, CI/CD pipelines, and developer experience integrations. Design and integrate generative AI tooling to automate tasks, reduce toil, and boost productivity across frontend teams while collaborating with stakeholders to address technical debt and scalable solutions.

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.

Lead complex deployments of Deepgram's Voice AI platform to federal customers, guiding technical discovery, solution design, and integration builds while ensuring successful implementations.

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.

Lead design and delivery of enterprise software solutions, apply systems thinking, implement CI/CD and ATDD, develop teams, engage clients strategically, and oversee architecture and integration.

Lead and manage software engineering teams to design, build, and integrate enterprise applications. Drive coding, testing, code review, CI/CD practices, and mentor staff while overseeing project planning, budgeting, and client delivery to meet timelines and quality standards.

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.

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.

Senior Full Stack Software Engineer role at Upside focusing on driving quality software development and enhancing consumer experiences through collaboration and technical choices.

Design, develop, and maintain Model-Driven Power Apps and integrations on Dynamics 365/Dataverse. Build PCF controls, plug-ins, Power Automate flows, and Power BI reports. Troubleshoot production issues, manage source control and releases in GitHub, implement security models, and collaborate with stakeholders in an Agile environment for secure, scalable enterprise solutions.

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.

Lead design, administration, and development of ESRI-centric GIS solutions. Administer ArcGIS Enterprise, develop custom ESRI apps and interfaces, manage geodatabases and versioning, support asset loading and field applications, collaborate with DBAs and IT teams, convert legacy data, and provide GIS support across operations and customer service.

Design, develop, test, and deliver SAP Fiori front-end applications using SAPUI5 and web technologies. Integrate UIs with SAP Gateway/OData and SAP ERP/BTP, perform component testing and debugging, produce technical documentation, identify UX bottlenecks, and mentor junior developers while supporting planning and staffing activities.

Lead design and development of responsive, high-performance front-end applications using React, TypeScript, Node.js, HTML/CSS. Architect scalable UI component libraries, integrate with .NET backends via REST, manage state and performance, enforce accessibility and security, mentor junior engineers, use Git/GitLab and CI/CD, operate in AWS, and remediate code and container vulnerabilities.

Lead design, architecture, and delivery of advanced ServiceNow applications and AI-enhanced ITSM workflows. Implement integrations, govern AI/LLM usage, mentor developers, enforce best practices, and ensure solution reliability via automated testing (ATF). Serve as technical escalation and influence platform roadmap.

Design, architect, and develop model-driven PowerApps and Dataverse environments. Build Power BI reports, Power Automate workflows, custom C# Dataverse plug-ins, PCF controls using JavaScript/TypeScript, and CI/CD pipelines. Lead client solutioning, mentor developers, and drive modernization and automation initiatives across the Power Platform.

Serve as a senior software engineering subject matter expert guiding architecture, modernization, and engineering culture for mission-critical federal applications. Provide technical direction, set coding standards, mentor teams, advise on DevSecOps/Agile delivery, identify risks and technical debt, and align delivery with SLAs, release schedules, quality metrics, and customer priorities in a classified federal environment.

Design, develop, test, secure, integrate, and maintain enterprise applications; support CI/CD pipelines and DevSecOps practices; perform code reviews, troubleshoot production issues, integrate APIs, and collaborate with stakeholders in a classified or sensitive federal IT environment.

The Senior Applications Developer will design and implement software solutions, particularly using Angular, while ensuring quality and timely delivery of projects. Requires extensive software development experience and collaboration across teams.

Lead QA efforts for a modern AWS GovCloud-based workflow application: design and execute test strategy, implement and maintain automation (Playwright/Selenium), validate front-end (Angular), APIs, and databases (Postgres/SQL Server), run CI/CD integrated test suites, support performance testing, and drive quality in Agile teams.

As a Senior Fullstack Engineer, you will develop scalable solutions, optimize platform performance, lead technical discussions, architect secure systems, and mentor team members, impacting hotel operations worldwide.

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.

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.

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.

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