Sr UI/UX Developer

STC•Silver Spring, MD

About The Position

STC is seeking a Senior UI/UX Developer to support the Consolidated Cumulus User Experience (Dashboard) team on the EOSDIS Evolution and Development program. The program supports NASA's Earth Science Data and Information System (ESDIS) in enabling global, open access to critical Earth observation data. This senior technical subject-matter expert and implementer will improve Cumulus Dashboard user interface components from design through production deployment. The role builds scalable UI infrastructure, optimizes core software components, and maintains system health through CI/CD pipelines, performance testing, and proactive incident response. The position reports to the Consolidated Cumulus UX Product Owner. The developer will design, develop, and publish Dashboard UI components from concept through operational deployment, applying expert front-end design principles to create scalable, accessible, high-performance interfaces. The role also involves collaboration with UX designers, domain experts, and backend engineers to translate specialized requirements into intuitive operational interfaces.

Requirements

6+ years of software engineering experience.
Experience with Agile development, preferably Scrum or SAFe.
Experience using the Atlassian tool suite: JIRA, Confluence, and Bamboo.
Experience developing on MacOS X and deploying to Red Hat Enterprise Linux.
Expert-level experience designing, developing, and publishing user interfaces using AWS infrastructure for deployment and hosting.
A track record of developing and optimizing core UI libraries, component systems, and APIs.
Demonstrated commitment to automated testing, CI/CD integration, and rigorous documentation standards.
Strong analytical troubleshooting skills for UI performance and infrastructure bottlenecks.
Programming proficiency in JavaScript, Node.js, TypeScript, and Terraform.
Degree in Computer Science, Engineering, or a related technical field.
Must be a US Citizen or Permanent Resident / Green Card holder.

Nice To Haves

React experience.
Experience developing with AI/ML tools or frameworks.

Responsibilities

Design, develop, and continuously improve foundational Cumulus Dashboard software to support scalable operations and throughput optimization.
Develop and optimize Cumulus Dashboard software, including internal libraries and APIs.
Integrate data backup and preservation technologies into the infrastructure, including AWS S3 versioning, locking, and cross-region or cross-cloud strategies.
Produce and manage comprehensive software documentation for developed features.
Integrate technical requirements and inputs from the Systems Architect, Systems Engineer, and Cloud-Infrastructure Engineer.
Ensure architectural and infrastructure designs adhere to documented SLAs.
Execute CI/CD, system testing, and performance testing for Cumulus Dashboard software updates.
Maintain standards-driven CI/CD pipelines and provide automated testing support.
Develop automated unit and integration tests for new platform features.
Perform system sustainment tasks, including security updates and Cumulus system health monitoring.
Address bugs and issues in accordance with the SLA.
Conduct root cause analysis to prevent recurring technical failures.
Communicate system status and resolution progress to the UX Product Owner, Operations Manager, and Data Operations Team Leads.
Design, develop, and publish Cumulus Dashboard UI components from concept through operational deployment.
Apply front-end design principles to build scalable, accessible, and high-performance user interfaces.
Collaborate with UX designers, domain experts, and backend engineers to translate specialized requirements into intuitive operational interfaces.