Top Remote Javascript Jobs in Washington, DC

Lead and grow a full‑stack engineering team delivering cloud‑based, scalable healthcare software. Oversee development, QA, APIs, data interactions, UI work, testing (TDD), performance optimization, hiring, and career development while ensuring security and interoperability.

As a Freelance Solutions Architect, you'll design scalable marketing technology solutions focusing on CRM, CDP, and automation integrations, leading implementations for client success.

Design, build, and maintain FeeNavigator features across backend and frontend. Optimize MySQL queries, write unit/integration/end-to-end tests, refactor complex code, document architecture, participate in code reviews, collaborate with Product and SRE, diagnose incidents and performance issues, and contribute to development process improvements.

Build and maintain Django-based web applications, design RESTful APIs, implement frontend features (HTML/CSS/JS), optimize performance and security, collaborate with cross-functional teams throughout the development lifecycle.

Unpaid software engineering internship focusing on full-stack web development with TypeScript, Next.js/React and Node/Express. Work on front- and back-end features, responsive UI with Tailwind, animations with Framer Motion, PostgreSQL and MongoDB integration, REST APIs, microservice-based architecture, code reviews, debugging, and product planning in a remote-first startup.

Build and maintain full‑stack TypeScript web applications, design RESTful APIs and microservices, optimize frontend and backend performance, write tests, participate across the development lifecycle, perform code reviews, and collaborate with product and design to ship scalable travel‑management features.

Work on front-end and back-end web projects: create and redesign websites, build sitemaps and wireframes, collaborate with teams, and focus on UI/UX and performant back-end functionality.

Refine, stabilize, and enhance a Google Docs add-on including Apps Script refactoring, OAuth2 and REST API integration, retry and sync logic, UI improvements, end-to-end testing, and preparing the add-on for Google Workspace Marketplace publication and security review.

Design, develop, and maintain responsive SAP Fiori applications using SAP UI5. Collaborate with business stakeholders to gather requirements, build prototypes, integrate with SAP backend via Gateway/OData, perform unit testing and debugging, optimize performance, document solutions, and work within Agile teams.

Design, develop, and enhance custom SAP Fiori/UI5 applications; configure Fiori Launchpad; integrate OData services; perform UI debugging, performance optimization, code reviews, unit testing, and documentation while collaborating with backend and functional teams.

Senior iOS hybrid developer to build and maintain iOS apps with Swift/SwiftUI or UIKit and Xcode; implement WKWebView-based hybrid features, ASWebAuthenticationSession OAuth/Web SSO, and secure JavaScript integrations; integrate native capabilities (camera, media capture, push notifications, maps/location); ensure responsive web content and secure data handling.

Design, develop, test, and deploy SAPUI5 applications and configure SAP Build Work Zone. Integrate UIs with SAP backends via OData/REST, optimize performance, troubleshoot production issues, document solutions, and participate in agile ceremonies.

Design, develop, and maintain end-to-end automation solutions using SAP IRPA and other RPA tools. Mentor juniors, write custom SDKs, troubleshoot production issues, support UAT and deployments, and follow COE coding standards and documentation.

Develop, design, and enhance SAP Fiori/UI5 applications on S/4HANA using ABAP, OData, CDS Views, SAP Gateway and SAP BAS. Configure Fiori Launchpad, implement roles/authorizations, and use Git/DevOps for deployments.

Lead SAP ABAP and SAP UI5 full-stack development on S/4HANA: design and implement CDS views, OData/RAP services, Fiori/UI5 apps and enhancements, integrate REST APIs, perform debugging and code inspections, maintain UX/UI, develop on SAP BTP/BAS, and collaborate with stakeholders while providing technical leadership.

Join the SAP Field Service Management team to design and maintain automation tests (Selenium, Cypress), run end-to-end, regression and performance testing, integrate automation into CI/CD, trace performance issues, analyze defects, and collaborate with cross-functional teams to improve test strategies and product quality.

Build and own user-facing features and core platform architecture across frontend, backend, and ML pipelines. Integrate AI workflows (LLMs, embeddings) for curriculum generation and automated evaluation. Manage end-to-end development: requirements, design, implementation, CI/CD, testing, observability, and iteration while collaborating with product, design, ML, and customer teams.

Senior iOS Developer to design and build secure, high-performance iOS apps using Swift (SwiftUI/UIKit). Implement webview integrations (WKWebView/ASWeb), ASWebAuthenticationSession for OAuth/SSO, JavaScript interop, and native features (camera, push, maps). Ensure responsive web content handling and secure data management. Remote role but must be Bangalore-based with weekly (~1 hour) client office visit to collect a device.

Join k-ID's Engineering Internship Program to work on privacy-centric tools for kids online, building features and fixing bugs in a collaborative environment.

The Front-End Architect will design architecture, mentor engineers, and modernize codebases for scalable SaaS products, enhancing user experiences.

The Frontend Engineer will collaborate with design and product teams to create responsive user interfaces, write maintainable code, and optimize performance for a financial platform.

The Full-Stack Developer will design and implement solutions for collaboration platforms, focusing on backend architecture, React-based front-end development, and integrating AI features. Responsibilities include developing services, APIs, user interfaces, and ensuring integration with various systems while utilizing Azure tools.

Lead full‑stack engineering work to design, build, and maintain core product features (React/Next.js, Node.js, Firebase, GCP). Drive architecture, deployment, testing, performance, and developer experience. Mentor engineers, conduct code reviews, collaborate with CTO and product, support customers, and help scale the product and engineering culture.

Develop, optimize, and maintain the marketing website, ensuring high-quality user experiences through responsive design and best practices, while collaborating with various teams.

As a Lead BPM Consultant, oversee software development life cycle phases, implement IBM BAW/BPM processes, lead teams, and foster effective relationships.