# 😊 John T > Software Engineer Location: Los Angeles Metropolitan Area, United States Profile: https://flows.cv/johnt Hi! Experienced in: - architecting cloud infrastructure using AWS - building scalable backend microservices with observability - high-performance JavaScript frontends - leading engineering, product, and design to accomplish business milestones I got into hacking game consoles when I was 10 years old. When I was 12, I built my first computer and spent my free time writing scripts to decorate my Windows GUI. I've been writing code professionally for 8+ years and leading engineering teams for 3+ years. ## Work Experience ### Sr. Software Engineer @ Mudflap Jan 2024 – Present | Los Angeles, California, United States FinTech company building a financial OS for the trucking industry. Built apps full-stack using Vue and Ruby on Rails. Worked on fuel cards (credit cards with fuel discounts), spend control, card management, fraud controls, and vehicle tracking. Created components within internal frontend design system / component library Implemented continuous deployment for frontend ### Senior Software Engineer @ Brex Jan 2020 – Jan 2023 | San Francisco Bay Area Full-stack SWE working on primarily underwriting and customer-facing projects. - Built and maintained software products end-to-end over multiple years. Created product requirements docs, designs in Figma, product roadmap, and engineering design docs. Aligned with stakeholders. Led a team of engineers to deliver on roadmap. Created and executed on rollout plans. Maintained and added features to projects for more than a year after release. Established reliability and maintenance plans (runbooks, SLOs, etc) - Built Kotlin, Elixir, and Python microservices that communicates over RPC, protobufs, and event-driven architecture. Built GraphQL endpoints. 100% unit test coverage. - Built frontend features and data visualizations using d3.js, TypeScript, React, Storybook, Apollo with Jest unit test coverage - Member of the Component Library Core Team, maintaining the design system and internal React component library used by 100+ engineers at Brex. Reviews PRs, participates in design / architecture reviews, and advocates for frontend best practices. - Member of Frontend Core Group, made of eng managers, Staff+, and nominated engineers to align and drive execution on macro and micro strategy for frontend at Brex - Rebuilt the frontend interview loop from scratch ### Engineering Lead @ ONEHOPE Wine Jan 2019 – Jan 2020 Highest level engineering leader at ONEHOPE. One of two people that leads technology efforts and vision at ONEHOPE. #1 engineer in terms of number of commits and code reviews. Lead infrastructure engineering, platform engineering, and developer productivity at ONEHOPE. Architected high-performance systems and features for the product engineering team to execute on. - Lead migration to current tech stack: React, CSS-in-JS, TypeScript, GraphQL, PostgreSQL, Terraform, Docker, Kubernetes, Cassandra - Responsible for the hiring and recruiting pipeline. Crafted a structured, fair, and thoughtful interview process with the intention of building a high-performing, inclusive, and diverse engineering team. - Created in-house design system React component library to help developers ship consistent UI's. Reduced library size to 1/3 of original size by applying JavaScript library best practices like ES Modules and tree shaking. - Created a microfrontend architecture to allow developers to use the latest tools in JavaScript, while not being held back by legacy architecture. Managed in a JavaScript monorepo workflow to allow work to be easily reusable across the engineering department and across microfrontend apps. Created a Terraform script that deploys production-ready microfrontends through S3 and Cloudfront within 15 minutes. - Introduced and implemented continuous delivery. Increased production deploys from once every two weeks to seven times a day (70x increase in changes to production) - Identified team's tech debt and aligned the company on engineer allocation on important priorities. ### Tech Lead @ ONEHOPE Wine Jan 2018 – Jan 2019 | El Segundo, CA Architected, developed, maintained a proprietary, distributed, fault-tolerant, e-commerce platform (https://www.onehopewine.com) that captures >$2M per month, supports >265k monthly users, with a 99.9% up time. https://www.onehopewine.com/ I wear many hats: - Full-Stack Developer - Software Architect - Engineering Manager - Site Reliability Engineer Main responsibilities include mentoring and onboarding new engineers, full-cycle involvement in the engineer interview process, and architecting and developing new features and infrastructure. ### Sr. Software Engineer @ ONEHOPE Wine Jan 2016 – Jan 2018 | El Segundo, CA Sr. Software Engineer: Aug 2017 - Apr 2018 Full Stack Software Engineer: April 2016 - Aug 2017 1 of 3 engineers hired to build a custom e-commerce platform from scratch using NodeJS, Express, CassandraDB, React, React Native, Relay Modern, Redux, GraphQL, Flow Type, TypeScript, webpack, ImmutableJS, PostCSS, SASS. Did full cycle product development from: - Collaborating with UI/UX designers - Building out product requirements - Architecting, writing, and testing features that are deployed to production Involved in the full-cycle of interview process of prospective engineers. Recognized at GraphQL Summit 2016 along with Twitter, Shopify, and Square for building production GraphQL apps. https://www.onehopewine.com/ ### Software Engineer @ ShipHawk Jan 2015 – Jan 2016 | Santa Barbara, CA Wrote a shipping and delivery web app in React, AngularJS, Ruby on Rails, Redux. Architected and led projects Wrote JavaScript best practices Built continuous integration using Protractor, Sauce Labs, Jenkins, and Selenium. Delegated tasks and provided mentorship to interns. Interviewed potential engineers ### Application Developer @ UC Santa Barbara Jan 2013 – Jan 2015 | Santa Barbara, CA Designed, coded, and tested applications and web pages for UCSB Financial Aid and other UCSB departments using AngularJS, ASP.NET MVC, C#, Jasmine, Gulp, Webpack; deployed to Microsoft Azure. ### Co-Founder and Co-President @ Ambience at UCSB Jan 2011 – Jan 2014 Local Level  Representative of Ambience at UCSB to external organizations.  Lead and organize executive board and general meetings for Ambience at UCSB.  Liaison between Ambience at UCSB and their corporate sponsor EmazingLights.com. National Level  In charge of social media of Ambience National: Facebook and website.  In charge of development of new chapters of Ambience across the nation. Includes recruiting prospective founders, following up on their progress, and aiding them in recruitment, leadership development, and event planning. ### Marketing, Design & Social Media Coordinator Student Assistant @ UCSB Student Information Systems & Technology, Student Affairs Jan 2013 – Jan 2013 I assist the current Marketing, Design & Social Media Coordinator in all aspects of their work. My work focuses on graphics design, social media marketing strategy, and web development. Past Projects: - Created business cards for various UCSB departments using Adobe Photoshop and Illustrator - Created a mobile website using Mobile Web Framework, HTML5, CSS3 - Designed and redesigned flyers, pamphlets, bus ads, booklets 20-40 pages in length, and other printed materials using Adobe InDesign - Added and designed content to the 2013-2014 UCSB Admissions website through their Sitefinity CMS. ### Tet Festival, Lang Viet Nam Director Intern and Volunteer Coordinator @ UVSA Jan 2010 – Jan 2011 | Garden Grove, CA  Liaison between Lang Viet Nam Directors and UVSA Tet Festival Directors and other coordinators.  In charge of recruiting and managing 200 volunteers at the time of festival. This includes leading and organizing a volunteer orientation, and detailing what objective each volunteer has to accomplish.  Aided in leading and organizing meetings between over eight different community organizations.  Aided in creating and managing a $9,000 budget for Lang Viet Nam. ## Education ### UC Santa Barbara ## Contact & Social - LinkedIn: https://linkedin.com/in/johnloremispum --- Source: https://flows.cv/johnt JSON Resume: https://flows.cv/johnt/resume.json Last updated: 2026-03-22