Top Senior Javascript Jobs in Washington, DC

Lead and build The Atlantic's QA practice as a hands-on manager: design test strategies, write and integrate automated tests into CI/CD, manage offshore QA contractors, define quality standards (including AI-driven features), evaluate tooling, track quality metrics, participate in incident on-call, and partner with engineering teams to raise overall product quality.

Lead and manage QA/SDET team to design test strategies, create automated test frameworks and scripts (Web, SOA/WS, DW/ETL, Java back-end), execute tests, track defects, and implement test engineering best practices. Train users as needed and ensure compliance with background/drug screening and US work-authorization requirements.

Design, build, and maintain Power Platform solutions (Power Apps, Power Automate, Dataverse) integrated with Microsoft 365. Create flows, data models, Power BI reports, troubleshoot, support deployments and ALM, write documentation, and collaborate with stakeholders in agile teams.

Design, develop, test, and maintain front-end and back-end components for an enterprise Postgres/Java/React system. Integrate APIs, implement CI/CD and containerized deployments, participate in full SDLC activities, code reviews, architecture sessions, and ensure accessibility and security compliance while collaborating with cross-functional agile teams.

Lead full-stack development of Virtru's data protection products: build React front-ends and Go backends, deploy and operate SaaS on AWS/GCP, implement automated testing and monitoring, participate in on-call rotations, mentor teammates, and drive delivery of medium-to-large cross-system features.

Design, develop, test, deploy, and support PHP-based full-stack web applications. Build front-end interfaces, write and optimize SQL for MariaDB, work in Docker environments, deploy to and support AWS-hosted apps, maintain Linux (RHEL 9) servers, and troubleshoot production issues throughout the software lifecycle.

Design, build, and lead enterprise Power Platform solutions (Power Apps, Power Automate, Dataverse, Power BI). Drive architecture, integrations, PCF and C# extensibility, DevOps/ALM, governance, stakeholder workshops, troubleshooting, and documentation while mentoring teams and shaping platform strategy for a federal client.

As a Forward Deployed Engineer, you will lead government AI model deployments, design full-stack systems, and ensure successful integrations and relationships with public sector stakeholders.

Lead solutions architecture for government clients, embedding with stakeholders to deploy GenAI solutions, and ensuring project success through prototype development and technical guidance.

Senior Software Developers lead projects by combining front-end and back-end technologies, guiding teams, and ensuring high-quality digital solutions that meet client needs. They mentor junior engineers and engage with stakeholders to improve processes and promote best practices.

The Backend Engineer will develop fintech solutions, resolve customer issues, design APIs and databases, and implement new features.

The Senior Reports/Backend SQL Server Developer is responsible for the design, development, and enhancement of SQL queries and reports, ensuring high-quality IT services aligned with business requirements while mentoring junior developers.

The Database Report Specialist designs, develops, and manages reporting solutions using SQL Server and other technologies, ensuring high-quality application performance and compliance with standards.

The Access Developer will develop software using MS Access, support federal technology requirements, and ensure compliance with regulations.

Seeking a Senior IT Developer/Engineer with extensive experience in .NET technologies, Oracle databases and software development lifecycle, to lead design and coding efforts.

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.

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.

Modernize legacy .NET and SharePoint applications using Power Platform. Design and build Power Apps and Power Automate workflows with Dataverse and M365, integrate enterprise data/APIs, produce prototypes, document solutions, train and mentor users, and enforce scalable architecture, UX, governance, and security in a federal, high-compliance environment.