Top Remote Javascript Jobs in Washington, DC

The Senior Software Engineer will enhance development workflows, mentor team members, collaborate on code reviews, and analyze data trends in Firefox development.

Configure and implement SaaS/COTS platforms, design custom forms/templates/workflows, write and troubleshoot code (JavaScript and other languages), integrate third-party systems and APIs, document use cases and technical specs, and support project planning and testing for system modernization.

As a Senior Full Stack Engineer, you'll build high-performance observability tools, engage with developers, and tackle technical challenges in monitoring applications.

Design and deliver end-to-end software solutions (APIs, microservices, scalable data models), optimize performance, lead architecture and code reviews, mentor engineers, build CI/CD and observability, document systems, create fault-tolerant distributed systems, and lead front-end and mobile performance work. Must demonstrate broad experience across multiple listed technologies.

Support, design, develop, test, deploy, and maintain Infor CSI (SyteLine) ERP technical solutions. Provide Tier 3 support, integrations, reporting, data management, environment cloning, system administration, documentation, training, monitoring, and automation. Collaborate with functional teams, deliver within SLAs, and travel to Re:Build sites as needed.

Serve as a technical implementation lead for Hancock Cloud: onboard clients, configure and validate software, support and diagnose issues, create documentation and training, run data imports and scripting, coordinate tasks, and translate business needs into technical specifications.

Lead systems engineering and sustainment for JPSS Common Ground System. Oversee software teams developing Java/JavaScript/SQL/NoSQL microservices and web services, use Cloud Foundry/Kubernetes, define MVPs and user stories with stakeholders, plan and lead verification test events, and produce NASA/NOAA systems engineering documentation and cross-functional coordination.

Build and ship production-grade features across frontend and backend, scope and lead projects, mentor engineers, and contribute to product and technical roadmap using the company tech stack.

Work with senior engineers to develop, test, and maintain full-stack web applications. Build front-end interfaces, implement back-end APIs, write clean code, assist with testing and code reviews, participate in Agile ceremonies, and continuously learn new tools and best practices.

Design, build, and maintain scalable full-stack web applications. Implement backend APIs and responsive frontends, deploy to cloud, ensure security/performance, write tests, debug issues, participate in reviews, and mentor junior developers.

Develop and maintain mobile app and no-code quest editor, implement gameplay engine and server, design software architecture, and collaborate in one-week Scrum sprints using C++, Qt, QML, MySQL, and AI-assisted tools.

Part-time full‑stack developer to maintain and extend a global Laravel backend and modern frontend (Angular/React/Vue). Responsibilities include architecture, DevOps tasks, code reviews, using MySQL, PHP/JavaScript/TypeScript, GitLab workflows, and AI-assisted coding tools. Work in one-week Scrum sprints, ~10+ hours/week, equity-based compensation; applicant must hold a full‑time job.

Develop frontend features for mobile/web: quest storefront, user and creator dashboards, admin tools, marketing/sales features, and third-party integrations. Work in one-week Scrum sprints, contribute to architecture, use git/GitLab and AI-assisted coding tools, and collaborate on product development.

Lead design, build, test, and maintain Salesforce applications and integrations. Develop Apex, Visualforce, Lightning components, MuleSoft integrations, APIs, and front-end web components. Refine requirements, troubleshoot, review team code, participate in a Salesforce COE, support Agile delivery, and produce documentation, training, and user support.

The Senior DevOps Engineer will design and maintain infrastructure for AI Care applications, automate deployment processes, monitor performance, and lead incident responses while mentoring junior colleagues.

The Quality Engineer II role involves automating tests, developing frameworks, API testing, integrating with CI/CD pipelines, and performing accessibility and performance testing.

The Senior Oracle APEX Developer II will develop and maintain custom Oracle applications using Oracle APEX, support database management and integration, and interface with customers to gather requirements and deliver solutions.

The Senior Oracle APEX Developer will support custom Oracle Applications development, perform web content design, manage database objects, and integrate BI Publisher and web services while ensuring effective customer communication.

Provide DevOps leadership for a federal ERP-CS program: lead cross-functional teams, maintain and support servers and applications, perform backup/recovery, automation, CI/CD pipelines, containers and serverless development, and administer environments. Use Kubernetes, Docker, Jenkins, Ansible, Kong and scripting to resolve complex issues and ensure SLA compliance while working in Agile teams.

Customize and enhance the ServiceNow platform within a Nuvolo environment. Develop applications using JavaScript/GlideScript, perform system integrations, gather stakeholder requirements, create documentation, test solutions, troubleshoot issues, and implement best practices to ensure optimal performance and scalability.

Customer-facing senior engineer who designs, builds, and productionizes end-to-end data and AI solutions on Databricks. Leads architecture, implements data pipelines, integrates ML/AI models, delivers production deployments, and produces reusable assets while collaborating with customers and cross-functional teams.

As a Senior Software Engineer (Backend), you will design and implement scalable applications, collaborate with agile teams, and mentor junior members while ensuring high code quality and performance.

Embed with GTM teams to build internal tools, integrations, and AI agents that ingest and enrich signals, automate workflows across CRM and GTM systems, and move prototypes to production rapidly. Own full lifecycle from scoping to deployment and iteration, focusing on rep productivity and measurable pipeline impact.

The Software Engineer will design, develop, and install software solutions, focusing on web applications using PHP and ensuring coding standards and technical design compliance.

Design and maintain real-time vehicle-tracking, map-matching, ETA prediction, and disruption-detection systems. Build and scale real-time data pipelines, cloud backend services, and APIs. Develop infrastructure for algorithm validation and shadow testing, collaborate across product and design to prototype and deliver end-to-end features, and apply modern engineering practices through code reviews, pairing, and documentation to ensure reliable production systems.