• Design, build, and enhance features across multiple Gateway Portal applications used by NMI staff, partners, and merchants • Develop and maintain front-end and back-end functionality using technologies such as PHP, C#, JavaScript, React, and Angular • Develop and maintain MySQL queries aligned with best practices for performance and scalability • Write unit, integration, and end-to-end tests to ensure code quality and reliability • Document business logic, application workflows, and technical design decisions • Collaborate with Product Managers to refine requirements and contribute to technical solution design • Participate in code reviews to maintain high engineering standards and share best practices • Work with Site Reliability Engineering and QA teams to ensure software is observable, resilient, secure, and production-ready • Diagnose and resolve incidents, defects, and performance bottlenecks in collaboration with cross- functional teams • Contribute to continuous improvement of development processes, tooling, and engineering practices

• Design and evolve platform infrastructure that supports frontend observability products across DEM, including RUM, session replay, feature flags, and product analytics. • Build and scale data pipelines and reducers using technologies such as Kafka and Redis to ingest, transform, and serve real-time user experience data. • Partner with SDK, FE and OpenTelemetry contributors to support a growing number of data platforms and open standards in frontend instrumentation. • Guide cross-functional collaboration by identifying shared patterns and unifying backend infrastructure across multiple product lines. • Solve ambiguous, high-impact technical problems by applying deep systems knowledge and delivering clear architectural direction. • Serve as a technical leader and mentor within the RUM organization and broader engineering community at Datadog.

• Design and evolve platform infrastructure that supports frontend observability products across DEM, including RUM, session replay, feature flags, and product analytics. • Build and scale data pipelines and reducers using technologies such as Kafka and Redis to ingest, transform, and serve real-time user experience data. • Partner with SDK, FE and OpenTelemetry contributors to support a growing number of data platforms and open standards in frontend instrumentation. • Guide cross-functional collaboration by identifying shared patterns and unifying backend infrastructure across multiple product lines. • Solve ambiguous, high-impact technical problems by applying deep systems knowledge and delivering clear architectural direction. • Serve as a technical leader and mentor within the RUM organization and broader engineering community at Datadog.

• Architecture & Self-Hosted AppsWix App Development: Build Self-Hosted Solutions: Design and deploy fully self-hosted applications (beyond standard Wix CLI apps), managing the necessary infrastructure (hosting, networking, security, and external databases). • Backend Development: Develop robust, scalable backend services in Node.js / TypeScript (REST endpoints, custom authentication, input validation, and structured logging). • Data Strategy: Design clean data models and persistence layers, managing integrations between Wix Data, external SQL/NoSQL databases (Supabase/Firebase/Postgres), and caching strategies. • Wix Ecosystem & Integrations Wix App Development: Build and maintain Wix apps using the Wix CLI, creating seamless dashboard extensions, admin UIs, and backend. Deep Integrations: Utilize the Wix SDK and Platform APIs to interact with Wix Stores, Orders, Collections, and eCommerce domain objects. services. Feature Implementation: Build complex logic such as: Configurable settings panels and custom admin dashboards. "Additional Fees" logic and complex product-based rules. File upload and attachment flows. Service plugins and validation flows (e.g., shipping address verification).