AndrewLeonberger

Lead Software Developer

Delivering professional web solutions for B2B & B2C markets!

Portfolio

Stanley Martin Homes
reactjs
bootstrap
csharp
sql
azure
jquery
gulp
Stanley Martin Homes

A residential construction company that specializes in building new homes in the United States. The company was founded in 1966 and is headquartered in Reston, Virginia.

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Liquidity Services
bootstrap
wordpress
csharp
sql
jquery
Liquidity Services

A dynamic force and a global pioneer in revolutionizing the reverse supply chain industry contributing positively to environmental sustainability.

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Jayde Installs
wordpress
Jayde Installs

Based in Upper Marlboro, Maryland. Jayde Installs is committed to providing commercial and residential information technology and audio visual installation services. Jayde Installs provide’s an IT and AV contract installation services with small team of experts.

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The Gothic Cathedral
nextjs
reactjs
typescript
tailwind
The Gothic Cathedral

I developed an interactive kiosk application designed with native user-friendliness in mind, which provides insights into the major features and history of The Gothic Cathedral.

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Fantasy Factory Performance
reactjs
tailwind
wordpress
Fantasy Factory Performance

Located in Maryland, this motorsport performance shop offers advanced technology and skilled technicians specializing in engine building, tuning, suspension, and custom exhaust systems.

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About

Experience

Work History

UMGC Ventures

2024 - Present

  • Guided a hybrid development environment, collaborating with contractors to maintain a legacy AngularJS student portal while transitioning it into a modern Next.js application
  • Architected and enforced a Git branch strategy and CI/CD pipeline that reduced merge conflicts and accelerated deployment cycles by 30%
  • Led code and design reviews, refactoring and ensuring WCAG 2.2 accessibility compliance and maintaining production readiness by approving all code releases
  • Optimized front-end performance and modernized data handling practices, resulting in 50% faster load times and improved user experience
  • Mentor and guide junior and mid-level developers, sharing best practices in front-end architecture, code quality, refactoring, and code management
  • Collaborating with contractors to maintain a legacy AngularJS student portal while transitioning it into a modern Next.js application
  • Document technical decisions, architecture patterns, and system workflows, ensuring transparency, continuity, and efficiency for developers using Student Portal Wiki

Stanley Martin Homes

2018 - 2024

  • Developed comprehensive documentation, mockups, prototypes, web style guides, and sophisticated web applications utilizing C# .Net & Core, SQL, and Bootstrap 5.
  • Spearheaded a digital rebranding initiative and engineered a new homebuyer experience, leading to a 36% increase in revenue and a 13% reduction in bounce rates.
  • Orchestrated multiple development projects, leveraging the NPM ecosystem and GIT for continuous integration and version control.
  • Harnessed the Azure ecosystem to deploy web applications, manage local logic, functions, blob storage, and dynamic XML feed operations for third-party vendors.
  • Executed company branding strategies and developed an intranet using the latest SharePoint Experience.
  • Integrated Salesforce Pardot forms to facilitate CRM interactions and implemented UTM parameters for lead tracking.
  • Revamped the architecture of a decade-old database, incorporating current data inherited from a previous firm.

Liquidity Services

2014 - 2018

  • Led the technical development of a new front-end & brand identity, collaborating with a diverse team and employing a digital strategic approach.
  • Designed innovative e-commerce user experience strategies, including theme design, wireframes, templates, and web style guides.
  • Developed multiple websites by integrating internal business requirements and processes using the MVC framework.
  • Provided front-end support for new component features and interfaces, collaborating with various software engineers.
  • Leveraged Redis to manage multiple database instances and ensure synchronization across various staging environments.
  • Utilized SASS syntax structure, variables, and function encapsulation to minimize repetitive CSS and enhance UI consistency.
  • Organized and structured website content to ensure user-friendliness, web 2.0 standards, and 508 compliance.
  • Developed and designed diverse e-commerce marketplaces for internal markets, including Network International and GovDeals.

Fishbowl Marketing

2013 - 2014

  • Developed a new corporate website using WordPress and Bootstrap.
  • Created new introduction videos for new brand identity using Adobe After Effects.
  • Maintained site features and implemented new marketing content.
  • Created emails, newsletters, landing pages, and videos for marketing.
  • Developed an intranet to host client documents using WordPress.
  • Researched, wireframed, and designed a new user interface to create client-side emails.

VersaTech Inc

2011 - 2013

  • Designed and maintained websites using WordPress and modern CSS methodologies to improve user experience and accessibility
  • Developed custom themes using Dreamweaver, CSS, and HTML5, and implemented Search Engine Optimization (SEO) techniques with Google API services to improve website visibility and page rankings
  • Developed new websites for acquired clients, including the Defense Contract Audit Agency, and ensured compliance with industry standards and guidelines
  • Converted Word documents into clean HTML files and ensured 508 compliance for the Food and Drug Administration

The Art Institute of Washington

2008 - 2008

  • Create & update academic program sheets, postcards, flyers, posters, letters, and stationary
  • Performed other duties for the Director as needed
  • Help students and teachers learn more about website & graphic design
  • Instructed new students in taking the ACT test for AIW

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