# Shi Zhang > Software Engineer | Full-Stack Developer | MSCS @NEU, MDes @UPenn | Bridging AI, UX, and Systems Thinking Location: San Francisco, California, United States Profile: https://flows.cv/shizhang Full-stack developer and computer science graduate focused on building scalable, long-lived software systems. I work across backend services, data modeling, and AI-assisted workflows, with an emphasis on clarity, structure, and maintainability. My interests include backend system design, data-driven applications, and AI-native products that value context and continuity. Technical Skills Languages: Python, Java, TypeScript, JavaScript, Kotlin, C++, HTML, CSS Backend & Data: Node.js, Spring Boot, REST APIs, MySQL, MongoDB Frontend & Tools: React.js, modern web architectures ## Work Experience ### Founding Software Engineer @ IDitor Inc Jan 2025 – Present | San Francisco, California, United States Contribution to the full lifecycle of AI Social Product EchoChat (https://www.iditor.com/). • Architected a multi-platform social ecosystem (Mobile/Flutter, Web/Next.js) powered by a microservices backend. • Integrated multi-modal LLMs (Gemini, OpenAI, Claude) to drive core features including automated "Life Story" generation, AI-moderated content feeds, and on-device image validation/transformation. • Engineered vector-based embedding systems for high-precision user matching and developed a custom Random Walker algorithm to cluster 30k+ geospatial "memories," creating a dynamic and diverse social map. • Built robust Python/Selenium scraping pipelines to aggregate and process social and event data, utilizing AI agents for "Deep Research" to enrich content and automate event storytelling. • Deployed serverless infrastructure on Vercel and Supabase with automated CI/CD workflows (GitHub Actions). • Developed a real-time analytics dashboard to track user growth and engagement metrics across the entire platform ecosystem. ### Software Engineer @ IDitor Inc Jan 2024 – Jan 2024 | Hillsborough, California, United States Contribution to the RESTful APIs for a Social App using TypeScript and Next.js • Created a user-matching service using TypeScript and Supabase, utilizing cosine similarity for improved recommendation accuracy by 20%. • Established a performant, scalable, real-time search engine for finding friends using Next.js, Supabase, and Vercel KV. • Designed and implemented a chat-simulation API leveraging the OpenAI API for dynamic, AI-driven conversations, enhancing user engagement. • Optimized backend architecture for scalability, reducing response times by 30% and ensuring seamless integration with front-end services. ### Software Engineer @ Graph Academy Jan 2024 – Jan 2024 | Cupertino, California, United States Contribution to an AI-Driven Dating App using TypeScript and Node.js. • Utilized TypeScript and modular component design to maintain high code quality and scalability, supporting a 35% increase in concurrent users without performance issues. • Designed and set up comprehensive navigation in Next.js, achieving a 30% increase in user engagement through seamless page transitions. • Created dynamic camera and profile selection features, boosting user interaction with personalized media content by 20%. • Spearheaded user tracking with Firebase and Google Analytics, accelerating new user registration by 50%. ### Research Assistant @ Northeastern University Jan 2023 – Jan 2023 | Seattle, Washington, United States Contribution on Open Source Cloud Database using Java & SQL (Sep 2023 - Dec 2023) - Onsite • Analyzed performance trade-offs between No-SQL and Distributed SQL databases in cloud environments. • Adapted YCSB+T for benchmark across multiple database systems, enabling direct workload comparisons. • Achieved key milestones in benchmark, adapting YCSB+T for various databases, and initiating an open-source platform and educational resource development. Contribution on Resume Match System using Python & Transformer (May 2023 - Aug 2023) - Remote • Conducted NLP and Machine Learning research to semantically match resumes to specific job descriptions or queries, aiding recruiters in finding the most suitable candidates. • Applied visualization output for embedding correlations, enhancing semantic analysis clarity. • Boosted recruitment efficiency by 25% with a tool that semantically matches resumes to job queries. ### Architectural Designer @ Ballinger Jan 2020 – Jan 2022 | Greater Philadelphia Area • Managed project documentation across Schematic Design, Design Development, and Construction Documentation phases for a 1.6 million sq. ft. hospital project. • Delivered monthly progress presentations to the entire office and provided weekly internal updates. • Streamlined data workflow by optimizing the framework between Excel and Revit. • Cooperated with Mechanical, Electrical, and Plumbing teams for monthly value engineering initiatives. ### Architectural Designer @ Leeser Architecture Jan 2019 – Jan 2019 | New York • Participated in the schematic phase of landscape design for a commercial complex. (Sketch) • 3D modeled design schemes for both exterior and interior landscape. (Rhino) • Diagrammed design output for presentation. (Rhino, AI) • Assisted video editing and prepared presentation documents. (After Effects, InDesign) • Aided translation and communication with Chinese clients. ### Architectural & Ecological Researcher @ Terreform ONE Jan 2017 – Jan 2017 | Greater New York City Area • Conducted ecological research on caddisfly. • Customized water container for the observation of caddisfly. (Rhino, Laser Cut) • Assembled Artistic Installation for documentation. (Laser Cut) • Assisted editing for the final layout of the design work publication. (InDesign) • Processed 3d printing file for the exhibition model. (Rhino, CURA) ## Education ### Master of Science - MS in Computer Science Northeastern University Jan 2023 – Jan 2025 ### Master of Science in Design - MSDAAD in Architecture University of Pennsylvania Jan 2018 – Jan 2019 ### Bachelor of Architecture (B.Arch.) in Architecture Rensselaer Polytechnic Institute Jan 2013 – Jan 2018 ### Summer School in Architecture IAAC Global Summer School Jan 2016 – Jan 2016 ## Contact & Social - LinkedIn: https://linkedin.com/in/zhangshisimon - Website: https://zhangshi0512.github.io/projects.html --- Source: https://flows.cv/shizhang JSON Resume: https://flows.cv/shizhang/resume.json Last updated: 2026-03-20