Preston Wallace Email & Phone Number

Austin (Remote) , Texas, Us

- Using React, Apollo, Node, GraphQL and PostgreSQL to enable user campaign management.- Architecting and implementing low-latency, high-availability, and performant applications via Node and GraphQL.- Pairing with frontend and data engineers, debugging and contributing to React/Apollo codebase and PostgreSQL database.- Collaborating with Product Designers, Product Managers, and Software Engineers to deliver performant server side applications.- Integrating user-facing elements developed by front-end developers with server side logic.- Writing reusable, testable, and efficient code.- Implementing security and data protection.

Austin (Remote) , Texas, Us

Bethesda, Maryland, Us

- Used Vue, Node, GraphQL and SQL to enable user inventory management.- Created automated data-collection tool to populate inventory data for thousands of records at a time, increasing efficiency of warehouse associate receive-and-sort time by 50%.- Bootstrapped integration testing solution for Rest and GraphQL API endpoints, increasing backend code coverage from 0% to over 70%.- Increased Google Lighthouse Best Practices score over 5% by upgrading dependencies site-wide, patching security vulnerabilities.- Spearheaded use of Docker in development to test and debug application performance, using artillery to mock high throughput and user traffic.- Increased QA effectiveness by describing test procedures for 100% of new front-end tickets.- Implemented multi-launch tool used by hundreds of enterprise users, drastically reducing internal customer service hours spent on repetitive tasks.- Developed internal software solutions for warehouse management of dataset on order of millions.- Leveraged Node.js, Express.js, MySQL, and Vue.js to enable user interaction with complex Schemas and logical automated decision making for internal routing of inventory in a reverse supply chain process.- Communicated with DevOps and Business Managers to determine business goals and develop timely, efficient solutions accordingly.- Engineered solutions in a team, while working largely independent on a daily basis, planning and executing unique solutions to problems presented.

Atascadero, California, Us

- Designed and Managed third major version of company e-commerce app, managing 1000+ jewelry items, with total inventory value of $800K. - Oversaw Migration from local-only database to continuous updates of Third Party server data via API from inventory in SQL database on local server.- Managed network of 8 company PCs. Managed permissions. Resolved workstation issues, fax connection to server, Network printers and other devices. - Assisted 3-person team in managing assets of $1.5M.- Developed interest and leads, making jewelry sales figures of up to $25K per item.- Designed, purchased, and managed implementation of 8-camera CCTV system.- Performed 70+ written, certified appraisals per year on items valued up to $50K. - Created additional revenue stream from Estate Jewelry, realizing added $23K annual revenue.- Improved Estate buying accuracy, increasing profit margin on Estate by average 50%.

Atascadero, California, Us

- Transitioned website from static HTML to Dynamic WordPress site with blog, automatic database backups, and scheduled automatic deployment. - Increased traffic to ecommerce site by estimated 100% over 2 years (mostly local).- Landed a webpage first-position worldwide in Google SERP listings for keywords.- Managed $50K marketing budget. Edited via Photoshop, Illustrator, and Flash.- Created digital/print ads and approximately 10 billboards displayed on Hwy 101.

Atascadero, California, Us

- Performed repairs such as setting/sizing/soldering/microscopic laser welding.- Completed 5-10 repairs daily, on jewelry items valued up to $15K each.- Identified precious gemstones, a difference that makes value difference of up to $40K.- Utilized 3D CAD modeling software to create jewelry items selling for $1.5K to $5K each.

- Developed website plan, from Intake to Wire Frames. Designed using Photoshop.- Sliced Photoshop file. Created and coded HTML/CSS files sitewide.- Secured hosting and domain name for client. Uploaded via FTP and deployed.- Tracked site traffic via Google Analytics and reported to client.

San Francisco, California, Us

- Sales: Assisted customers on the sales floor. - Cashier: Completed sales

Graduate Gemologist, Gemology

Associate Of Arts (A.A.), General Studies

Certified Gemologist Appraiser, Appraising

Associate (A.B.S.), Biblical Studies

Accredited Jewelry Professional, Gemology

Bible/Biblical Studies