ARNAB SEN // The Official Website

May 2023 - Present

Directed technical strategy and execution across multi-year engagement with an industry-leading educational institute.
Led a large cross-functional team (Mobile, DevOps, Middleware, QA) delivering the official cross-platform mobile app and supporting middleware and automation tooling (React Native/C#).
Architected and drove adoption of a unified React-based design system (Tailwind/Radix), ensuring brand consistency across web properties.
Oversaw creation of a foundational React Native framework for Focus Brands to accelerate multi-brand ordering and loyalty app rollouts.
Guided client teams through stack modernization efforts to improve maintainability and delivery velocity.
Integrated Playwright end-to-end testing into CI/CD pipelines, improving release confidence and QA outcomes.
Provided technical estimates and delivery planning for new-business pitches, including team shape and stack recommendations.
Executed web performance and security audits, identifying optimization, UX, and risk mitigation opportunities.
Relocated from Washington, DC to New York, NY in January 2025 while continuing in the same role.

May 2021 - April 2023

Led delivery for multi-disciplinary teams building SaaS platforms, ecommerce systems, websites, mobile apps, and API integrations.
Oversaw frontend (React/Vue), backend (Python/PHP/Node.js), DevOps, QA, product, and design teams in agile delivery.
Owned delivery across UX/UI, requirements, architecture, and implementation for a broad client portfolio.
Managed day-to-day operations and recruitment for UK and India offices.

May 2017 - April 2021

Steered frontend development and testing for Chanel.com e-commerce.
Led delivery of the Disneyland Paris React Native app with a GraphQL data layer.
Managed feature development and backlog execution for mk2 streaming/VOD platforms.
Designed architecture, prototyped an Electron app, and supervised development of Nike Locker in-store experience.
Launched the Unofficial eyewear marketing site using Vue/Nuxt and Prismic.
Developed Google Assistant conversational bots for Nike and other brands.

May 2014 - April 2017

Led frontend, backend, and DevOps engineers in an agile delivery model.
Managed migration and redesign of Audi press properties into AudiUSA.com, including client CMS enablement.
Supervised rollout of feature updates for a hybrid iOS sales app used in Audi dealerships.
Launched campaigns including Air Jordan/Russell Westbrook, Nike Kevin Durant Tour of Europe, and Jordan 30th Anniversary.

March 2012 - December 2013

Rolled out localized content and maintained BMW Korea and dealer websites.
Managed third-party vendors in South Korea, Germany, and China across web, social app, and hosting initiatives.
Led development of BMW Korea screensaver applications for Windows and macOS.

September 2011 - March 2012

Gathered requirements and drove implementation of SalesForce CRM and WordPress solutions.
Maintained the external website and social media channels.
Rolled out intranet and ticketing systems to improve organizational operations.

May 2009 - May 2011

Supervised technical staff, advised teams and clients, planned resources, and coordinated delivery.
Relaunched MINIChina.com.cn.
Redesigned Canon.com.cn homepage and implemented OpenCMS.
Launched BMW.com.cn showroom updates and related viral campaigns.