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Budget: USD 8,000-15,000
Post time:
We seek an experienced Senior Dashboard Visualization Engineer to design, develop, and maintain high-performance, interactive enterprise data dashboards. This is a remote full-time or long-term contract role requiring deep expertise in modern frontend visualization stacks and proven large-scale production deployment. Key responsibilities: • Build responsive, cross-browser, accessible dashboards using React, TypeScript, and charting libraries (e.g., D3.js, ECharts); • Integrate RESTful APIs, GraphQL, and real-time sources (WebSockets, SSE); • Optimize rendering for ultra-large time-series/geospatial datasets (>1M points) via virtual scrolling, aggregation, and WebGL; • Implement auth-aware filtering, role-based personalization, and dynamic layouts; • Write unit/integration tests (Jest, RTL) and maintain CI/CD (e.g., GitHub Actions); • Collaborate with backend/data teams to define efficient data contracts and reduce frontend overhead. Requirements: