Ariel Hou Email & Phone Number

New York, NY, US

• Working with the Atlas Growth teams (1&2) and experimentation at MongoDB as a whole.
• Planned and implemented a new core service, Config Service, and migrated a major consumer to using it with minimal disruptions. Initiative spanned 3 major projects, with Java, Go, Javascript, and K8s elements, and 4-6+.
• Spec'ed, developed, and released a Javascript SDK package for running MongoDB Atlas experiments, with Vanilla JS and React functionality. Package contains extensive documentation for ease-of-use for internal clients..
• Collaborated closely with Data Analytics and engineering stakeholders to design and develop a "global holdout" feature for the experimentation platform. Managed 4 other engineers to deliver the feature on-time.
• Designed, developed, and documented an end-to-end analytics testing framework to confirm (via Cypress E2E tests) our Analytics events health for critical events. As part of this project, introduced mock server.

New York, NY, US

• Engineer on the Atlas Growth 1 team, which designs and implements data-driven tests to improve customer acquisition and onboarding for the Atlas (MongoDB's Cloud-based DBaaS) product.
• Ideated, spec-ed, implemented, and completed A/B experiments for Atlas
• Created RFC (request for change) doc and POC PR to add Jest to the Atlas codebase. Got stakeholder buy-in and approval, leading to the merge of the POC. Over the next 6 months, made 10+ follow-up PRs to allow Jest to.
• Architected a full-stack internal A/B testing platform: front-end NextJS app + authentication/authorization mechanism + a MongoDB Realm orchestration layer (a Node 10-like environment) + Atlas cluster + endpoints for.
• Created and led department-wide discussion and approval on RFC to coordinate large frontend changes between teams in Atlas.
• Supported the proposal for and assisted with staffing a new team: Frontend Platform. Rotated on the team during its first quarter (Q1 2022) to build team momentum. Led an in-depth Bazel POC to determine fit for use as.

Mclean, VA, US

• (individual contributor: non-people-manager track)Still on debit card self-service team, but spent about 50% of my time on platform- and Bank-wide initiatives.
• Managed the initiative to rewrite all the self-service Debit features (9 features) in Angular 7/8/9 with ngRx and contributed most of the code. Focus was on sustainable code patterns and streamlining/updating Product.
• Active code reviewer of not just my team's repos, but also the customer-facing application repo which spans all of Capital One. Reviewed PRs for ~15 teams who contributed to the Bank's features for code quality and.
• Socialized and followed-up with individual Bank teams about Platform-wide technical asks and initiatives, such as upgrading versions of software and new security practices, and provided suggestions on how to implement..
• Developed developer productivity enhancement tools (such as dashboards and Github hooks) as side-projects to reduce pain points in using Enterprise tools or adhering to Enterprise initiatives. After achieving stable.
• One of the primary participants in Bank's Front-End Guild, which spaned across all teams in Bank tech and met twice a month. A regular presenter of topics. Suggested and helped organize first speed competition for the.

Mclean, VA, US

• Continued work on the debit card self-service team, but with a greater focus on cross-team collaboration and discussion.
• Developed CICD UI application pipeline that runs 4 thorough suites of tests to confirm production-readiness of code before pushing to prod (uses Jasmine, Protractor, Cucumber, Docker, Selenium, mountebank, Applitools)
• Architected complex branch representative-facing feature to allow bank branches to instantly print physical debit cards
• Advised other feature teams on how to develop their features within the larger Capital One self-service application
• Participated and oftentimes led several weekly and bi-weekly forums to determine front-end coding practices and coordinate architecture and organization patterns across the company (multiple teams in multiple locations)
• Organized in-person office-wide AWS learning sessions with AWS account reps to inform architectural/dev-ops best practices and educate about new AWS services. First event featured 8 different topics across 2 days with.

Mclean, VA, US

• Worked on online debit card features, used by millions. Features allow users to activate, lock/unlock, change pin, order a new card, and track their card delivery. Projects include:
• Building a reusable tooltip component in 98% vanilla JS for company-wide consumption, with different position configurations: explicit, breakpoint-specified, and "smart" positioning based on viewport visibility
• Development of new self-service feature, (Order Debit Card) from creating the Node endpoints to implementing the design and UX in Angular
• Updating functionality to support self-service for multiple product types (360 and retail)
• Working with business to conduct necessary due diligence to adhere to strict internal, legal, and accessibility guidelines
• CICD deploys using an automated pipeline that uses Terraform, Docker, and AWS to deliver code from release branch all the way to production environment

Cincinnati, Ohio, US

• Software Engineer on the UI Dev team for company that made it possible to refinance student loans at credit union rates.Major projects:
• LendKey Network (LKN) redesign (http://lkn.lendkey.com), launched late March 2016. Given mockups, coded the HTML/CSS and adjusted existing Angular behavior.
• Singlehandedly built lightweight LKN demo from scratch in Angular, mimicking real LKN behaviors, for use in conference demos and on-boarding.
• Built first React component (a file uploader) used in primary app, incorporating AJAX submission and drag and drop functionality.
• Integrated A/B testing into LKN with Optimizely and a custom asset-swapping frameworkTech: jQuery, Angular, React, HTML/CSS/SCSS, Ruby on Rails, Wordpress

Zurich, CH

• Collaborated with 3 other traders to trade and oversee risk in the Agency CMO Derivatives books (market value >$1 billion) in 9-person Agency CMO group (market value ~$10 billion) ranked #1 on the Street by clients
• Individually responsible for the Agency Derivative oddlot book: one of few dedicated market-makers in the sector o Produced revenue of +1.1mm in 2013, +2.1mm in 2014, and +1.6mm as of July 2015
• Interfaced with clients (money managers, hedge funds, some retail investors) daily to discuss trading opportunities and valuations
• Kept and maintained extensive databases of market color and data to mine for trends in a non-exchange-traded sector o Wrote VBA macros to clean and consolidate data into digestible time series
• Singularly handled demanding month-end client pricing for Agency Derivatives—average of 2,500 securities/month
• Submitted and tied out new deal structures in detail-oriented monthly primary issuance process with Fannie Mae, Freddie Mac, and Ginnie Mae

Zurich, CH

• Worked closely with 4 Directors creating, testing, and marketing trading strategies for ~$3 billion of managed assets
• Wrote VBA scripts to generate operational efficiencies: one macro reduced monthly portfolio update times by 6x
• Developed and analyzed backtests to identify improvements to strategies
• Served as the liaison with an auditing team; concluded a cornerstone audit on 2 years of the primary strategy’s returns

• Individually developed projects from mock-up designs to final working sites for a variety of clients
• Learned ActionScript in 1 week to construct a requested Flash game
• Developed a portfolio site from design (Photoshop) to code (HTML/CSS, PHP, MySQL) for an education media consultant
• Designed and coded 2 Wordpress themes for 2 campus clubs

Designed and coded primary business websites for startup telecom company specializing in WiMAX technology, using HTML/CSS, PHP, and MySQL

Bachelor'S Degree, Finance, Computer Science

Full Stack Web Development