Built with Phantom
College Park, MD

Armaan Jain

Founder & Software Engineer passionate about AI-native products, systems design, and delightful developer experiences.

AI-native app builderSystems & OrchestrationLLM AgentsType-safe Full-Stack
GitHub LinkedIn

Experience

Building and scaling AI-native products

Phantom
June 2025 – Present
Founder & Software Engineer
  • Built an AI-native app builder using Next.js and TypeScript to generate deployable full-stack apps via natural language, reducing dev time by 93%.
  • Designed a context-aware multi-agent system with job delegation, custom tools, MCP, chain-of-thought, and memory across isolated sandboxes.
  • Benchmarked LLMs (OpenAI, Anthropic, Gemini) and increased code generation relevance by ~95% via prompt and context engineering with caching.
  • Reduced compute cost by 75% and sandbox throttling by 6x via container pooling and resource orchestration using Docker.
  • Integrated secure user management with Clerk and payment processing via Paddle with webhook-secured, role-based APIs.
  • Optimized PostgreSQL (NeonDB) schema with Prisma, cutting user compute/storage costs by 78%.
Boostmark
Apr 2024 – Dec 2024
Co-Founder & Software Engineer
  • Developed an AI-powered bookmark manager Chrome extension in Flutter with folders, tags, and full-text semantic search.
  • Scaled to 600+ DAUs with Firebase sync across devices.
  • Designed high-performance backend APIs with Python + FastAPI for favicon extraction, preview cards, and text summarization.
  • Applied caching and local storage to reduce external API usage by 94%, improving load times by 78%.
  • Integrated end-to-end AES encryption across client-server layers to ensure privacy and security.

Projects

Select work and experiments

Tripy • AI-Powered Travel Agent
May 2025 – Jun 2025
Autonomous travel planner using Python and OpenAI Agent SDK with MCP to fetch and book flights, hotels, and attractions under a budget.
PythonOpenAI Agent SDKMCPTool Calls
MicroCaml • Dynamically Typed OCaml
Nov 2024
Lexer, parser, and interpreter for a dynamically-typed subset of OCaml with constant folding, propagation, and runtime type checks.
OCamlInterpreterCompilersAST

Education

University of Maryland, College Park
Expected May 2026
B.S. in Computer Science • GPA: 3.40 • Dean’s List: Spring 2023, Spring 2024, Fall 2024, Spring 2025
Data Structures & AlgorithmsSystems ProgrammingObject-Oriented DesignOperating SystemsDatabasesWeb DevelopmentComputer GraphicsMachine LearningStatisticsLinear Algebra

Skills

Skills
JavaPythonJavaScriptTypeScriptCRustDartSQLOCamlC#

Leadership

Leadership & Extracurriculars
UMD - Office of Undergraduate Admissions • Terp Guide

Led weekly campus tours for over 100 prospective students and families, serving as a university ambassador and first point of contact. Cultivated strong communication and public speaking skills while fostering meaningful connections and delivering high-impact, personalized campus experiences.

Contact

Let’s build something great together