Jesse Krim

Senior Mobile Engineer | React Native Specialist

New York

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Experience

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Founder / Senior Mobile Engineer

May 2024 - Present · New York

  • Architected and shipped large-scale React Native application with 100+ components and 20+ Redux slices
  • Led two full production releases, including complete architectural rebuild
  • Reduced network payloads by 80-90% via tiered data loading and optimized API design
  • Built real-time streaming mobile AI chat interface optimized for performance
  • Implemented deep linking, navigation restructuring, and performance profiling
  • Owned iOS and Android builds, release pipelines, and production deployments
  • Integrated monitoring and crash tracking with Sentry
  • Designed 200+ backend API endpoints optimized for mobile consumption

FanDuel

Software Engineer (Mobile)

Oct 2023 - Jun 2024 · New York

  • Core React Native engineer on FanDuel TV OTT streaming platform
  • Built 10+ production mobile screens and flows integrated into Sportsbook app
  • Led cross-org integration initiative as sole frontend engineer
  • Optimized rendering performance in live streaming screens
  • Shipped live streaming guide comparable to major OTT platforms
  • Resolved production incidents in collaboration with backend teams

Next Gen HQ

Lead React Native Engineer

Sept 2021 - Oct 2022 · New York

  • Led build and deploy cycles of the mobile app to the App Store and Google Play
  • Collaborated with designers and backend developers to build features consistent with existing codebase conventions
  • Built dozens of flexible React Native components and screens with backend APIs
  • Participated in codebase design discussions regarding application architecture and feature implementation

Crew Me Up

React Native Engineer

July 2020 - Sept 2021 · New York

  • Led three devs handling end-to-end software development life cycle through multiple app store launches delivering updates to 4k+ users
  • Built backend Node API functions and new frontend features to enhance UX
  • Designed and developed V2 UI/UX, including data types, mockups, and navigation flows
  • Created and delegated frontend and backend tasks, filling in as project manager

Skills

Mobile Development

React NativeTypeScriptRedux ToolkitExpoiOSAndroidApp Store ConnectGoogle PlayReanimatedE2E Testing

Backend

LaravelNodeREST APIsPostgreSQLRedis

AI & Infrastructure

OpenAIAnthropicStreaming APIsSemantic SearchVector DatabasesWebSocket APIs

Education

Hack Reactor

Advanced Software Engineering Immersive

2019

800+ hours of intensive training in JavaScript, full-stack development, and production engineering practices

Syracuse University

Information Management & Tech; Entrepreneurship

2013 - 2017

Study Abroad: Tel Aviv University, Israel (Entrepreneurship Program)

ELVTR

Product Management

2021

Product strategy, research frameworks, and execution taught by a Google Speech PM