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Hi, I’m Ning Wan. I’m a Senior Full Stack Engineer with 9+ years of experience designing and delivering scalable AI-driven applications, distributed systems, and high-performance platforms using Python, Node.js, and React. I thrive on solving complex problems and delivering measurable results. I architect cloud-native platforms on AWS Lambda with seamless integration across C++, Java, and modern backend ecosystems to enable real-time decision-making and intelligent automation. I enjoy building emotionally responsive, data-intensive systems that power personalized user experiences and scalable financial platforms using MongoDB and Oracle.…Hi, I’m Ning Wan. I’m a Senior Full Stack Engineer with 9+ years of experience designing and delivering scalable AI-driven applications, distributed systems, and high-performance platforms using Python, Node.js, and React. I thrive on solving complex problems and delivering measurable results. I architect cloud-native platforms on AWS Lambda with seamless integration across C++, Java, and modern backend ecosystems to enable real-time decision-making and intelligent automation. I enjoy building emotionally responsive, data-intensive systems that power personalized user experiences and scalable financial platforms using MongoDB and Oracle.

Ning Wan

Full Stack Developer, Web Developer, Back-End Developer, +3

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Hi, I’m Ning Wan. I’m a Senior Full Stack Engineer with 9+ years of experience designing and delivering scalable AI-driven applications, distributed systems, and high-performance platforms using Python, Node.js, and React. I thrive on solving complex problems and delivering measurable results. I architect cloud-native platforms on AWS Lambda with seamless integration across C++, Java, and modern backend ecosystems to enable real-time decision-making and intelligent automation. I enjoy building emotionally responsive, data-intensive systems that power personalized user experiences and scalable financial platforms using MongoDB and Oracle.…Hi, I’m Ning Wan. I’m a Senior Full Stack Engineer with 9+ years of experience designing and delivering scalable AI-driven applications, distributed systems, and high-performance platforms using Python, Node.js, and React. I thrive on solving complex problems and delivering measurable results. I architect cloud-native platforms on AWS Lambda with seamless integration across C++, Java, and modern backend ecosystems to enable real-time decision-making and intelligent automation. I enjoy building emotionally responsive, data-intensive systems that power personalized user experiences and scalable financial platforms using MongoDB and Oracle.

Available to hire

Hi, I’m Ning Wan. I’m a Senior Full Stack Engineer with 9+ years of experience designing and delivering scalable AI-driven applications, distributed systems, and high-performance platforms using Python, Node.js, and React. I thrive on solving complex problems and delivering measurable results.

I architect cloud-native platforms on AWS Lambda with seamless integration across C++, Java, and modern backend ecosystems to enable real-time decision-making and intelligent automation. I enjoy building emotionally responsive, data-intensive systems that power personalized user experiences and scalable financial platforms using MongoDB and Oracle.

Skills

Experience Level

Expert

Expert

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Expert

Language

English

Fluent

Chinese

Fluent

Work Experience

Senior Software Engineer at Accenture

November 1, 2022 - February 1, 2026

Led development of real-time AI-driven platforms, enabling WebRTC-based video interactions with sub-200ms latency for over 50K users. Architected scalable full-stack applications using React, Node.js, and WebSockets, improving concurrent session handling by 60%. Designed and deployed AI/ML-powered backend services integrating OpenAI APIs and voice synthesis for conversational AI companions. Implemented synchronized real-time video streaming pipelines with avatar rendering, increasing user engagement by 35%. Enhanced chat interfaces with dynamic typing animations and multimedia support, boosting session duration by 25%. Delivered cloud-native solutions on AWS using Docker and Kubernetes, reducing deployment time by 50%. Built scalable image generation pipelines integrated into chat workflows, supporting instant AI-generated media responses.

Full Stack Engineer at MJH Life Sciences

November 1, 2019 - November 1, 2022

Developed full-stack healthcare platforms using React and Node.js, supporting over 1M monthly users across digital publishing systems. Modernized legacy CMS platforms into scalable web applications with improved UI/UX and responsive design. Implemented real-time chat interfaces with WebSockets enabling live content updates and interactive user engagement. Integrated AI/ML services for content personalization and recommendation systems, increasing click-through rates by 20%. Designed robust REST APIs and GraphQL endpoints, improving data delivery efficiency by 30%. Built multimedia content delivery systems supporting images and video within healthcare publishing ecosystems. Collaborated on life sciences platforms ensuring compliance, scalability, and high availability of distributed systems. Optimized database performance using PostgreSQL and Redis, reducing query latency by 35%. Contributed to CI/CD pipelines and AWS deployments, improving release cycles by 40%.

Full Stack Developer at Infosys

November 1, 2017 - November 1, 2019

Engineered enterprise-grade scalable web applications using Python and Django within global consulting engagements. Designed microservices architectures and distributed systems supporting high-volume client platforms. Built real-time systems using WebSockets for interactive dashboards and live data streaming. Developed reusable frontend components with React, improving development speed by 25%. Implemented CI/CD pipelines and containerization with Docker, reducing deployment errors by 30%. Collaborated across cross-functional teams delivering enterprise solutions in consulting-driven environments. Optimized backend APIs and database queries, achieving 40% performance improvements. Supported cloud migration initiatives leveraging AWS for scalable infrastructure.

Python Developer at Salesforce

August 1, 2016 - November 1, 2017

Developed backend services for enterprise SaaS platforms using Python and Flask, supporting CRM data processing at scale. Built and maintained REST APIs for high-performance data access across distributed cloud systems. Worked on distributed systems within Salesforce, ensuring high availability and reliability for enterprise clients. Optimized data pipelines and processing workflows, reducing execution time by 30%. Integrated third-party services and internal tools to enhance SaaS platform capabilities. Collaborated within Salesforce’s cloud ecosystem delivering scalable and secure backend solutions.