Christopher Blum

About Christopher Blum

Senior Software Engineer with over 10 years of experience at industry leaders like Adobe, Airbnb, and Amazon. Specialized in building robust, scalable solutions using React, React Native, Node.js, and AWS. Known for meticulous attention to detail and thriving in collaborative environments, consistently driving improvements in performance and functionality. Passionate about technology, with a team-first mindset and a strong commitment to delivering excellence in every project.

Experience

1. Senior Software Engineer

   Adobe

   Apr 2021 — Present · US

   Led the development of real-time collaborative editing tools for Adobe Express using React.js, Next.js, and GraphQL, enabling users to co-edit documents and marketing materials with live updates.• Built mobile versions of collaborative editing features using React Native, ensuring cross-platform support for real-time co-editing, presence indicators, and shared commenting on both iOS and Android.• Spearheaded the redesign of the document editor UI using TypeScript, Next.js, and Tailwind CSS, improving usability for multi-user editing sessions and reducing session drop-off rates by 25%.• Optimized the real-time collaborative editing experience by managing state with Zustand and React Query, while improving accessibility through WCAG 2.1-compliant components—enhancing performance and usability for multi-user sessions.• Designed and consumed GraphQL APIs to support real-time presence, document state syncing, and collaborator metadata, reducing redundant payloads and cutting API response sizes by over 34%.• Developed backend endpoints in Node.js for user role management, comment threads, and version history, enabling seamless collaborative editing and tracking changes across millions of concurrent sessions.• Integrated Adobe Firefly and Sensei models using Python to power intelligent collaboration features, such as AI-driven content suggestions during group edits and automatic style harmonization based on shared themes.• Built Go microservices and AWS infrastructure (Lambda, DynamoDB, API Gateway, CloudFront) to power real-time sync, conflict resolution, and document locking for scalable, low-latency multi-user sessions.• Collaborated with cross-functional stakeholders using Figma, Slack, and Jira to align roadmaps and feature goals, mentored 3 engineers on React performance, API design, and Python microservices, and led sprint ceremonies to drive Agile execution.

Education

• Illinois State University

  Bachelor's degree

  2011 — 2015