Top Remote Javascript Jobs in Washington, DC

Build and maintain scalable, internationalized React interfaces for a SaaS platform. Implement localization in front-end components, manage localization files, coordinate translation workflows, and validate localized builds across languages and regions. Partner with engineering, design, vendors, and localization teams to resolve UI and internationalization issues, support localization QA, and ensure release readiness. The role requires strong front-end development, localization engineering, testing, communication, and independent project management skills.

Build core experiences for bank administrators and customers by developing streamlined user flows, robust APIs, and third-party integrations. The role emphasizes clean, documented, tested code; system design; error handling; performance; domain-driven design; microservice architecture; and technical guidance through code reviews. Candidates will primarily work with front-end technologies while contributing to backend services in an agile Scrum environment.

Develop and evolve Azure capacity infrastructure, platform capabilities, and service stacks at scale. Provide technical leadership in requirements, architecture, design, coding, release planning, and operational reliability. Mentor engineers, manage cross-product dependencies, serve as a designated responsible individual, participate in on-call support, and improve system availability, observability, performance, and efficiency.

Develop and support enterprise full-stack applications using React, Java/Spring Boot, and Python. Build secure APIs, microservices, integrations, chatbot interfaces, and cloud-native solutions. Deploy applications using Azure or AWS, Docker, Kubernetes, and CI/CD pipelines. Participate in architecture discussions, agile ceremonies, testing, code reviews, and security and compliance practices. The role requires production chatbot UI experience and collaboration with product, architecture, platform, and business teams.

Develop, implement, and maintain scalable scoped and custom applications on the ServiceNow platform. Responsibilities include scripting, integrations, platform customization, troubleshooting complex issues, code reviews, security and performance improvements, and adherence to development standards. The role requires collaboration with technical and business teams, knowledge of core ServiceNow modules, AI-assisted development tools, and working experience with Python and AWS.

Leads quality assurance across multiple engineering teams by defining test strategies, quality gates, and release readiness criteria. Coordinates testing activities, manages test planning and resources, tracks quality metrics, and drives continuous improvement. Works hands-on with automated test frameworks to diagnose flaky tests, broken pipelines, and infrastructure issues. Collaborates with product, development, DevOps, and other stakeholders to resolve dependencies and risks.

Leads and grows an engineering team responsible for customer-facing web, mobile, and backend products. Owns delivery, technical direction, architecture, reliability, hiring, coaching, and career development. Partners with Product and Design to prioritize work and deliver dependable releases. Establishes AI-assisted engineering practices, supports AI-powered customer experiences, and builds systems for scheduling, payments, client management, notifications, and integrations.

Develop and document enterprise-grade SaaS platform functionality while improving quality and performance. Responsibilities include full-stack development, functional and unit testing, defect triage, code reviews, API and process documentation, operational support in regulated environments, and collaboration within Agile and DevOps teams. The role requires expertise in C#, ASP.NET Core, T-SQL, Entity Framework Core, web technologies, software design, debugging, distributed architectures, and high-performance APIs.

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.

General application for future opportunities at a remote open-source consulting company. Potential work includes software engineering, scientific computing, AI/ML, data engineering, DevOps, developer tooling, frontend development, technical writing, design, and community engagement. Quansight welcomes professional, research, educational, personal-project, and open-source experience, including early-career and internship interest.

Designs and develops scalable, resilient distributed systems and microservices for a cloud-based healthcare platform. The role spans .NET, SQL, Angular, cloud infrastructure, Kubernetes, observability, security, performance optimization, and full-stack development. It provides hands-on technical leadership, architectural guidance, mentoring, incident support, and automation while ensuring compliant handling of PHI and PII data.

Designs, develops, and leads scalable distributed microservices for a cloud-based healthcare platform. Works across .NET, SQL, Angular, Google Cloud, Azure, and Kubernetes while improving reliability, observability, security, performance, and automation. Provides architectural leadership, mentors engineers, handles sensitive PHI and PII, collaborates with stakeholders, and participates in on-call support. The role requires strong system design, troubleshooting, communication, and technical judgment.

Design, develop, deploy, and maintain end-to-end cloud-hosted and cloud-native applications. Collaborate with federal technical and business leads to define requirements and solutions, own software engineering lifecycle activities, manage code repositories, follow Agile and coding standards, and deliver tested software artifacts. The role also involves cloud architecture, APIs, application security, distributed systems, serverless deployments, and supporting cloud infrastructure.

Build, deploy, and own scalable consumer applications and services for a digital lending platform, with a focus on React frontend development. Responsibilities include designing features, automated testing, full software development lifecycle participation, collaboration with cross-functional teams, system scalability and reliability, technical debt reduction, mentoring frontend engineers, and using AI-driven coding agents and agentic workflows.

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 ship backend systems and robust architectures for SMB and enterprise restaurant customers. Drive end-to-end development including planning, CI/CD, and productionization. Collaborate on product roadmap, iterate from user feedback, and contribute to team culture and growth.

Build and ship end-to-end features for a restaurant operating system, lead architecture and technical execution, define product roadmap with cross-functional teams, and maintain high-quality CI/CD and productionized systems.

Build and maintain Python backend services and serverless architectures for a restaurant operations platform. Ship end-to-end features, design robust systems, and help define product roadmap. Implement CI/CD and productionization, collaborate with product and GTM teams, and contribute to team culture and technical execution.

Build and ship high-quality product features, design robust architectures, lead technical execution, collaborate on product roadmap with leadership and GTM, and take projects end-to-end from planning through CI/CD and productionization.

Volunteer senior engineer to develop a cross-platform medical/wellness app (web, iOS, Android). Own full SDLC: design, coding, testing, data models, pipelines, deployments, and collaborate in Agile processes. Attend weekly standups and commit at least 4 hours weekly.

Perform load, stress, and endurance testing across e-commerce storefronts, internal SaaS tools, and AI agent services. Design test strategies, execute tests with tools like JMeter/Gatling, analyze observability metrics, identify bottlenecks in Node.js/NestJS, PostgreSQL, and Redis, and integrate performance tests into CI/CD while collaborating with SRE and backend teams.

Develop comprehensive testing strategies and automated test frameworks for UI, API, component, unit, integration, and end-to-end testing. Build performance and load tests, generate test reports, identify regressions, and provide design feedback. Collaborate with engineering, product, and UX teams in an agile environment while supporting AI-driven products, microservices, cloud infrastructure, and CI/CD workflows.

Design, build, and maintain cross-platform mobile applications and end-to-end web features. Implement front-end interfaces, back-end services and RESTful APIs, optimize databases, write tests and documentation, perform code reviews, and collaborate with UX, QA, and DevOps to deliver high-quality, secure, and performant solutions.

Build and maintain large-scale automation and control systems for Azure Kubernetes Service. Responsibilities include improving Kubernetes cluster performance and reliability, automating cluster lifecycle operations, developing safety and observability tools, supporting secure infrastructure changes, participating in production operations and on-call rotations, and mentoring engineers through design reviews and continuous improvement.

Design and operate large-scale, AI-native cloud infrastructure (especially Kubernetes/AKS). Improve service quality, automate incident prevention/remediation, accelerate engineering productivity, and integrate AI tools into development workflows.