Shimon Schwartz Email & Phone Number

New York, NY, US

Mountain View, California, US

• Lead a performance core team to proactively identify and address performance bottlenecks across application layers, collaborating closely with stakeholders to improve frontend application performance by 70%:
• Improved perceived application performance by over 90% and overall UI responsiveness by up to 50% through implementation of over 20 innovative patterns and recommendations across the organization.
• Optimized rendering performance across a shared React design platform through code contributions and guidance; boosted table and other components’ rendering speed by 75% by reducing layout thrashing.
• Introduced new UX patterns to enable performance improvements (list virtualization, on page search) and worked with multiple stakeholders to design and implement them.
• Educated FE engineers on web performance and React best practices, highlighting common pitfalls and inefficient approaches, and advocating for performant workarounds and native web platform alternatives.
• Established cross-functional initiative to define performance baselines and architectural patterns for middle-tier and backend APIs, improving performance by separating presentation and data fetching layers, among.

Mountain View, California, US

• Developed a patent pending AI-powered solution to automate ingestion of email-based transactions into QuickBooks Online, reducing manual effort and streamlining business operations for SMBs.
• Spearheaded an AI-driven redesign of the QBO mobile interface to streamline data entry for SMBs, saving daily data entry time for small businesses from 30-60 minutes to under 5 and significantly improving their user.
• Led architectural design and implementation to improve customer data accuracy, consistency, and accessibility, enhancing customer experience while ensuring legal and contractual compliance.
• Led cross-team design of new capabilities, providing product-based businesses with accurate inventory solutions.
• Modernized existing capability improving flexibility, scalability, and maintainability by decomposing from a monolith into a microservice architecture.
• Designed and oversaw implementation of robust image ingestion system to handle high volumes of customer images from diverse commerce channels, enhancing product inventory management.Technologies used:

Mountain View, California, US

• Re-architected and re-engineered the product categorization system by implementing automated product classification using ML to enhance search relevancy and reduce errors.
• Built a service to enable deep analysis and visualizations to identify and study connections between PBB SMBs, fostering data-driven insights and powering B2B growth.
• Led customer-focused modernization, SSO integration, and overall website performance optimization.
• Drove organic traffic growth through targeted SEO improvements, doubling organic visits over three months.Technologies and skills:
• Ruby on Rails, Active Record, Heroku
• D3.js, Highcharts

San Francisco, CA, US

• Oversaw critical projects: Presidential Elections coverage, 0 downtime cloud migration to AWS, designed innovative solutions for CDN migration from XML-driven Akamai to a fully code-driven Fastly, enhancing efficiency.
• Delivered high-quality products aligned with strategic goals with set engineering standards, introduced effective design patterns, and set the bar for web performance across the company.
• Designed and implemented a robust event driven frontend architecture for the universal video application, powering web and multiple web-based Smart TV platforms, allowing to share a single codebase across multiple.
• Championed and implemented a scalable, composable architecture for the frontend and middle-tier, modernizing legacy code and accelerating support for emerging platforms, improving maintainability, web performance, and.
• Led re-architecture of APIs for mobile and OTT apps, streamlining development processes and achieving feature parity across web and mobile platforms.
• Significantly improved web performance metrics for page load times to under 1s, video playback to under 4s, enhancing user engagement and ad revenue by instilling a performance-driven culture across multiple teams.

San Francisco, CA, US

• Re-architecture and redesign: proposed a scalable and composable architectures for both front end and middle tier
• Mobile app re-architecture: proposed and implemented mobile app APIs enabling a no-engineering needed solution for the new features to be launched simultaneously on the web and mobile apps.
• Built a mobile photo gallery using existing web platform tools in under a week that outperformed mobile variant without compromising business objectives
• Smart TVs: led smart tv application development building on the same event-driven web application, allowing for simple swap-in of input devices, custom platform video players, and platform-specific ad.
• PHP, Symfony, Composer, Packagist, PSR-0/PSR-4, MySQL, MariaDB, Solr, REST API, Docker/Compose/Podman, Kubernetes, Helm, Istio, Wordpress
• Typescript, JavaScript, React, Redux, React Native, Expo, Riot.js

San Francisco, CA, US

• Focus on active architecture planning at the early project stages as a key for success
• Introduced various design patterns into the architecture
• Overseeing project progress and planned path adherence
• Active involvement with stakeholders
• Junior developers and interns mentorship
• Providing support and knowledge for internal teams

San Francisco, CA, US

• Focus on active architecture planning at the early project stages as a key for success
• Introduced various design patterns into the architecture
• Overseeing project progress and planned path adherence
• Active involvement with stakeholders
• Junior developers and interns mentorship
• Providing support and knowledge for internal teams

San Francisco, CA, US

• Pioneering product architecture, accelerated project delivery and active cross team collaborationResponsibilities:
• Working closely with Product and Design teams to plan and deliver better quality of end products and improve ROI with an accelerated product delivery
• Capable of foreseeing opportunities and delivering with limited requirements
• Supporting existing codebase, with focus on code reuse and improved quality
• Significantly improved site performance while retaining existing code architecture
• Introduced quick project prototyping and improved time to delivery

London, CO

• Architecture, development and support of strategic projects and functionalities facing internal teams and external clients.Responsibilities:
• Support and feature development for tracking and recruitment systems
• Support and feature development for internal systems
• Feature development for survey system
• Frontend architecture and development for internal systems
• Integration of custom publisher functionality into tracking systems (Yahoo, Google Delivery Network, DoubleClick, AOL, Pandora, and others)

• ChossonKallah is a popular, unique wedding planning website in the Orthodox Jewish community in USA and Canada.Responsibilities:
• Architecture & design, maintenance, SEO
• Design and maintenance of blog Jewish Wedding Info
• Development of multiple micrositesTechnologies:
• AWS, PHP, MySQL

New York, New York, US

• Responsibilities:
• Project coordination
• Technological research
• Custom development and support for Operations:
• Custom client frontend coding
• Data delivery through client APIs or Web Services

New York, US

• Responsibilities:
• Project management
• Architecture, development and maintenance of ecommerce and interactive websites
• Client support
• Various frontend development
• Search Engine Optimization

• Design and development of leading web portal for Turkish and Russian people in America, TurkishNY.com (PHP, MySQL, Joomla CMS)Development of two partner projects:
• Gulluoglu Baklava & Cafe (HTML, Flash) gulluoglu.us
• Four Points Trading (HTML) fourpointstrading.com

• Wired network architecture, configuration and management
• Website development of community website Jewish Saratov (PHP, Joomla CMS)