Top Senior Javascript Jobs in Washington, DC

The Java Developer will modify existing software, develop unit and integration tests, work independently, and collaborate with a Scrum team in an Agile environment to deliver quality applications.

The Senior CRM Developer supports the university's CRM platform, guiding best practices, performing maintenance, development, and integration using APIs and JavaScript.

The UI Developer will work with new technologies, develop front end code, mentor team members, and handle technical issues. Key responsibilities include driving unit testing, documenting best practices, and collaborating with teams on various projects using Agile methodologies.

The ETL Testing Engineer will test ETL/BI applications, perform web service testing, develop automation scripts, and utilize various testing tools and methodologies.

The Cognos Architect will design, develop, and implement BI applications using IBM Cognos, manage deployments, and ensure technical quality while collaborating with clients on reporting requirements.

Develop and manage APIs using IBM API Management tools, collaborate with team, conduct testing and code review, ensure security of applications.

The Senior Test Analyst will perform manual and automated testing of web-based applications and mainframe systems, focusing on the healthcare industry's enrollment and claims processing. A minimum of 8 years of testing experience is required, with proficiency in automation scripting and testing tools.

The HP ALM Architect is responsible for customizing and supporting HP Application Lifecycle Management, analyzing requirements, guiding architecture, and collaborating on projects with both internal and external teams.

Seeking experienced Automation Tester Scripter to support Agile/Scrum projects. Responsibilities include test case writing, automation scripting, and customer support for web applications.

Senior .NET Full Stack Developer responsible for designing, developing, testing, and enhancing enterprise .NET applications, integrating third‑party components, optimizing C#/ASP.NET code, automating operational workflows, and supporting large‑scale data processing and analytics. Works with lead architects across the SDLC and conducts architecture reviews, code reviews, and knowledge transfer.

Design, develop, and modernize enterprise web applications using .NET/ASP.NET/C#, SQL Server, and modern front-end technologies. Perform testing, troubleshooting, performance tuning, collaborate with cross-functional teams, and support secure, mission-critical government systems.

As an AWS Developer, you will design and implement cloud solutions using AWS services, Java development, and web technologies while adhering to enterprise standards.

The Senior Full Stack Engineer will architect and build web applications and data systems, focusing on digital fundraising for political campaigns, integrating data, and mentoring team members.

The Staff Software Development Engineer will lead technical initiatives, design and maintain enterprise systems, and collaborate on innovative solutions at Signify Health.

The role involves ASP.NET MVC application development with a focus on SQL Server, web services, and various web technologies for an estimated duration of 6+ months.

The Principal Architect & Technical Team Lead will guide a team in AI product development, oversee high-impact architectural decisions, and manage executive stakeholder engagement.

The Solutions Engineer partners with various teams to capture requirements, manage agile backlogs, design solutions, and enhance workflows through iterative improvements.

Develop scalable, high-performance user interfaces using React, integrating with backend services, and optimizing for performance in data-driven web applications.

The role involves designing database schemas and APIs, implementing features, and resolving customer-reported issues, specifically in fintech applications.

The Senior Software Developer will design and build web applications and cloud-native services, collaborate across teams, and ensure secure and scalable systems.

The GIS Technical Lead manages and develops ESRI-based applications, oversees the ArcGIS Enterprise environment, and collaborates with IT teams for GIS solutions.

Design, develop, modernize, and maintain enterprise SharePoint (Online and on-prem) solutions. Build SPFx apps, migrate legacy content/workflows, integrate with M365/Azure/Power Platform, ensure compliance/security for federal environments, troubleshoot, and produce technical documentation and architecture artifacts.

Seeking an experienced Full Stack Engineer to develop and maintain websites, optimize performance using JavaScript and TypeScript, and migrate to a new hosting platform.

The Power Platform Developer creates and maintains Power BI, Power Apps, and Power Automate solutions for government clients, ensuring requirements are met and solutions are effectively implemented.

The Cloud Developer will design and develop cloud applications, lead data analysis projects, implement DevSecOps practices, and migrate applications to the cloud, ensuring security and optimizing performance.