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Brian Merriman

Senior frontend engineer · New York

I build compact interfaces for complex data. At JPMorgan Chase, I worked on a multi-grid analytics workspace for large data sets. I now build Ingrid at Tanji Systems.

Available now. Open to full-time frontend roles in NYC, on-site, hybrid, or remote.

Selected work

Ingrid

  • Built a local-first hierarchical grid application with client-side persistence, production cloud synchronization, and subscription billing

Showdown Elo

  • Built an automated nightly MLB ratings publication using Elo to rate hitters and pitchers from plate appearances

Experience

JPMorgan Chase

New York · January 2023–May 2026

Lead Software Engineer (Vice President)
February 2025–May 2026
Software Engineer III (Associate)
January 2023–January 2025
  • Built a multi-grid analytics workspace for users to explore, join, pivot, and retrieve large server-held data sets
  • Virtualized rendering with visible-window data fetching over WebSockets, client-side caching, and state management
  • Primary frontend engineer during the application’s first year
  • Evaluated LLM workflows; created reusable project guidance and UI component constraints for AI-generated code

OKG Tech

New York

Software Engineer
March–December 2022
  • Primary implementation engineer on an updated bus-ticketing system (React, Node.js) — four-person team
  • Developed scheduling, vaccination, appointment reminder, and clinical workflow features integrated with eClinicalWorks and existing operational systems

Yunshang Tea

Zhejiang, China

Co-Founder
September 2015–November 2021
  • Managed retail and wholesale operations for a specialty tea business
  • Built database workflows for inventory, sales, and business operations

Skills

Frontend: JavaScript, React, HTML, CSS, data visualization, virtualized rendering, web performance, state management, and client-side caching.

Data and backend: SQL, Node.js, SQLite, IndexedDB, Dexie, REST APIs, WebSockets, local-first synchronization, and data modeling.

Engineering: Git and deployment.

Education

Manhattan College

BA, Computer Science · Bronx, New York

magna cum laude · Phi Beta Kappa