Top Senior Level Front-End Developer Jobs in Washington DC,

The Senior Fullstack Engineer will lead technical innovation at Sotheby’s by designing and developing modern marketplace solutions. Responsibilities include building internal and consumer tools, improving user experiences, and collaborating with multicultural teams to optimize processes. The role requires strong communication skills and eagerness to learn while leveraging expertise in distributed systems, microservices, and database management.

As a Senior Data QA Engineer at Trella Health, you will develop and maintain a comprehensive data QA framework focusing on healthcare data accuracy, consistency, and reliability. Responsibilities include data validation, conducting root cause analysis, documenting processes, guiding team members on best practices, and collaborating with cross-functional teams to meet business data requirements.

As a Sr. Software Engineer at Lithic, you will lead the Card Issuing team, ensuring reliability of their API while driving the development of card lifecycle features. You will be responsible for mentoring team members and leading cross-functional projects, all while maintaining high coding standards and minimal tech debt.

As a Database Reliability Engineer at Wave, you will ensure highly reliable, scalable databases to support rapid growth. Responsibilities include optimizing database performance, improving observability, enhancing infrastructure automation, and collaborating on incident response and security compliance.

The Senior Application Architect will be responsible for designing and implementing solutions using modern web technologies and leading development teams. This role entails collaborating with various stakeholders, driving Agile practices, and ensuring deliverables meet client expectations for quality. The architect will perform code reviews, oversee application development and guide teams in cloud-based best practices.

As a SAP Fieldglass Solutions Architect at Fluxon, you will design and implement global-scale Fieldglass deployments, ensuring integration with business applications. You will drive implementations, build user-centric solutions, collaborate with tech leaders, and lead product development cycles, all while communicating effectively across various stakeholders.

The Senior QA Automation Engineer will develop and execute automation scripts primarily using Selenium in a Java stack. Responsibilities include planning tests, managing test cases, collaborating with developers, and implementing test automation in CI/CD environments, along with other QA tasks to ensure software quality in healthcare technology solutions.