Hi, I'm Mitchell Reiff

Computer Engineer & Web Developer

I build digital solutions and ensure quality experiences for web applications. Currently working as a Junior Technical Development & Quality Analyst at Build-A-Bear Workshop.

Contact Me View Projects
A photo of Mitchell Reiff

About Me

Personal Info

  • Mitchell Reiff
  • +1 914 417 0000
  • me@mreiff.dev
  • www.mreiff.dev
  • Bayonne, NJ

Hello There!

Hello, welcome to my website! My name is Mitchell and I am a Computer Engineer from Bayonne, NJ.

I currently work as a Junior Technical Development & Quality Analyst at Build-A-Bear Workshop, working on e-commerce related development projects and QA.

Work Experience

Junior Technical Development & Quality Analyst

2023 - Present

Build-A-Bear Workshop

  • Serve as the lead QA Engineer for two Salesforce Commerce Cloud (SFRA) websites, responsible for regression, smoke, and post-release testing across all feature deployments, ensuring 99.9% uptime.
  • Own and manage vendor relationships with Deck Commerce, Uber, Brainstorm, and Adyen, acting as the primary liaison between internal stakeholders and external partners.
  • Lead testing efforts for high-impact e-commerce initiatives including Omnichannel Inventory, Uber Direct integration, and FedEx shipping estimate APIs — all of which improved order fulfillment, delivery accuracy, and customer satisfaction.
  • Develop and implement frontend enhancements such as promo messaging logic and gift message printing; use JavaScript and SFCC development tools to release production-ready features.
  • Manage Jira workflows for feature development, bug resolution, and QA task assignments; take ownership of regression processes and lead test coordination across internal teams.
  • Collaborate cross-functionally with customer service, development, and external vendors to resolve failed orders, enhance checkout UX, and ensure seamless API communication with platforms like ShipEngine, Adyen, Signifyd, and PayPal.
  • Train business users on shipping logic (e.g., holiday overrides), support new team members in QA methodologies, and streamline tools like Deck, Adyen, and SFCC for account access.
  • Conduct exploratory investigations and root cause analyses for edge-case issues, contributing to long-term stability and reducing downstream errors across fulfillment systems.
  • Use tools like Postman, BrowserStack, Contentsquare, and Siteimprove to ensure web functionality, accessibility, and data accuracy across desktop and mobile.

E-Commerce IT Technician

2022 - 2023

Conair LLC

  • Create email marketing blasts using MJML, Email on Acid, and Acoustic based on Figma designs for customer mailing lists of over 400,000 people.
  • Assist IT department with projects including setup, migration, and deployment of user laptops using Microsoft Deployment Toolkit, Active Directory, and BitLocker through Intune. Develop scripts to automate IT tasks.
  • Perform all responsibilities from prior Digital Support & E-Commerce Associate role.

Digital Support & E-Commerce Associate

2021 - 2022

Conair LLC

  • Worked in IT department on maintenance and creation of storefront websites using Salesforce Commerce Cloud and communicated with internal and third-party groups for bug fixes and feature requests.
  • Created scripts to assist with data collection, manipulation, analysis, and importing for product details, price books, and customer data.
  • Served as Technical PM of Customer Service and handled internal support tickets for product updates, asset updates, order/customer information, and troubleshooting on sites. Utilized Kount and Stripe for purchasing-related issues.
  • Attended trade shows as part of IT team responsible for networking and point of sale system operation and providing support for our custom sales application across large sections of the show floor.

Education

Bachelor of Engineering

2019 - 2023

Stevens Institute of Technology

Computer Engineering

  • Vice President of the Stevens Linux Users Group
  • Dean's List

High School Diploma

2015 - 2019

The Beacon School

3.9/4 GPA

  • Teacher's assistant during 10th and 12th grade

Skills

JavaScript
Node.js
C++
Python
Java
Bash
HTML
Markdown
Git
Linux
Docker
SFCC

Projects

Omnichannel Inventory for E-Commerce

May 2024 - Mar 2025

Build-A-Bear Workshop - Collaborated with external development partner Brainstorm on testing, scoping and development of a custom Omnichannel Inventory solution. Implemented integration with Deck Commerce OMS to leverage backroom inventory across retail stores, significantly improving online availability.

Postman API Quality Assurance SFCC JSON XML

Uber Direct Same Day Delivery Integration

Apr 2024 - Mar 2025

Build-A-Bear Workshop - Led QA for Uber Direct integration into SFCC for US market, ensuring seamless functionality. Acted as liaison between Uber, developers, and stakeholders. Rolled out to 240+ US stores, exceeding previous provider's annual volume in first month.

JavaScript Quality Assurance Postman API SFCC

Enhanced Delivery Estimates via FedEx API

Jul 2024 - Feb 2025

Build-A-Bear Workshop - Contributed to implementing FedEx API to provide accurate shipping estimates for U.S. customers at checkout. Acted as liaison between internal teams and Brainstorm for implementation, bug fixes, and feature coordination.

Postman API Quality Assurance JSON SFCC

Royal Mail to DPD Migration for UK Stores

May 2024 - Nov 2024

Build-A-Bear Workshop - Led the IT side of the transition from Royal Mail to DPD, coordinating with UK team, DPD, Deck Commerce, and ShipEngine to ensure seamless migration.

Postman API Quality Assurance SFCC JSON

Tikit

Mar 2023 - May 2023

An IT support ticketing web app created with JavaScript, Node.js, MongoDB, Express.js, Handlebars, and Bootstrap.

Learn More

 

JavaScript Node.js MongoDB Express.js Handlebars

Psyche

Sep 2022 - May 2023

Developed a hardware and software solution to tackle the issue of inadequate and imprecise identification of stress.

Winner of the 2023 David and GG Farber Societal Impact Award

Learn More

 

Processing Java

Pedestrian System

Feb 2022 - May 2022

Developed a program that can detect the presence of people in a crosswalk to determine if it is safe to change traffic signals using C++ and the OpenCV library.

Learn More

 

C++ OpenCV

GPT-3 Chatbot

Jun 2021 - Oct 2021

Developed a chatbot using OpenAI's GPT-3 model APIs to converse with users on Discord with memory system for chat history.

JavaScript Node.js

GPT-2 Chatbot

May 2021 - Jul 2021

Developed a chatbot using a custom-trained implementation of OpenAI's GPT-2 model based on friends' chat history.

Python Google Cloud

Weather Station

Jan 2020 - May 2020

Designed and programmed an Arduino-based IoT weather station using sensors to collect weather data and upload it to an external server.

LabVIEW Arduino C++
Gif showcasing the Autonomous Robot project.

Autonomous Robot

Sep 2019 - Dec 2019

Designed and programmed an Arduino-based mobile robot to complete a series of objectives without human intervention.

Arduino C++

Zamasu

Feb 2018 - May 2018

Developed a Discord bot strictly designed around community moderation, that was utilized by over 500 communities.

Learn More

 

JavaScript Node.js RethinkDB

M8 Bot

Jan 2017 - Jun 2019

Developed and programmed M8 Bot using Node JS, a chatbot made for the Discord chat platform, that was utilized by over 4,600 communities.

Learn More

 

JavaScript Node.js RethinkDB

Get In Touch

Contact Information

Feel free to reach out to me for any questions or opportunities!

Email

me@mreiff.dev

Phone

+1 914 417 0000

Location

Bayonne, NJ