Top Remote Software Engineer Jobs in Washington DC,

Own frontend architecture for React and TypeScript applications supporting complex research and analytics workflows. Build performant, accessible interfaces; establish standards for performance, testing, accessibility, and CI quality gates; evolve shared component libraries and design systems; partner on API contracts; address technical debt; contribute to Django services; and mentor engineers while leading department-wide technical initiatives.

Lead end-to-end development of secure, scalable web applications and data solutions supporting clinical trial operations. Design frontend and backend components using C#/.NET, Angular, AWS, and relational or non-relational databases. Guide architecture, testing, deployment, CI/CD, security, cloud optimization, and regulatory compliance. Mentor developers, oversee technical delivery, troubleshoot complex issues, and lead migration and modernization of on-premises applications to AWS.

Leads the design, development, configuration, integration, modernization, and production support of Nasdaq Calypso solutions across capital markets functions. Translates business requirements into technical designs, oversees testing and deployments, optimizes performance and resiliency, manages incidents, and ensures compliance with security, regulatory, architecture, and risk standards. Mentors technical teams, coordinates lifecycle initiatives, and partners with business stakeholders, vendors, infrastructure, cybersecurity, and enterprise architecture teams.

Own product features from research and UX design through full-stack production delivery. Design user flows, wireframes, and reusable components while building responsive front-end experiences, APIs, back-end logic, and database solutions. Improve hiring marketplace workflows, dashboards, scheduling, messaging, and integrations. Use user feedback, analytics, funnel metrics, and A/B testing to guide iteration while ensuring performance, accessibility, and security.

Build and maintain full-stack systems for a global monitoring application supporting federal partners and satellite data access. Responsibilities include designing scalable backend services and frontend applications, improving architecture and infrastructure, integrating complex customer requirements, and owning mission-system quality and availability. The role requires collaboration across teams throughout the engineering lifecycle and experience with cloud infrastructure, observability, geospatial data, and complex integrations.

Leads and mentors an engineering team, overseeing technical decisions, architecture, delivery, quality, testing, CI/CD, support escalations, and continuous improvement. Partners with product, design, customer success, and engineering leadership to deliver roadmap commitments. Manages prioritization, KPIs, delivery health, hiring, onboarding, performance reviews, and career development in a fast-growing SaaS environment.

Develops, tests, maintains, debugs, and modernizes IBM Assembler Language Code applications on z/OS mainframes. Responsibilities include modifying legacy code, conducting trial runs, documenting program logic, resolving issues with analysts and IT staff, interfacing with front-end systems, supporting migrations to Java or MongoDB, and complying with federal security standards.

Develop and maintain scalable full-stack web applications using TypeScript, Java, Node.js, HTML, CSS, and MS SQL in a microservice environment. Build AI-powered applications with LLMs, GenAI agents, RAG pipelines, semantic search, vector databases, and LLMOps practices. Collaborate across teams, optimize performance, troubleshoot issues, participate in code reviews, and create responsive user interfaces.

Design, develop, and implement OneStream financial management solutions: data integrations, cubes, workflows, dashboards, business rules. Gather requirements, support testing and UAT, deliver training, and collaborate with technical and functional teams to meet financial reporting needs in a federal environment.

Designs, develops, maintains, and supports integrations between SAP Business Suite and external systems. Builds interfaces using SAP PI/PO, APIs, REST, SOAP, OData, XML, JSON, IDoc, RFC, and BAPI; creates mappings, transformations, routing, and interface configurations. Troubleshoots failures and performance issues, monitors data exchange, supports testing and deployment, documents integration architecture, and collaborates with SAP functional, business, and external application teams.