About Me

I am a full stack web developer and software project manager and with 11+ years of experience developing and delivering software products for web and mobile applications.

My primary expertise is in full stack web development and I also have extensive experience managing software products and teams according to agile methodologies

I have experience crafting product roadmaps, user stories, wireframes, mockups and prototypes, with the technical experience necessary to work effectively with cross-functional developers both on-shore and off-shore.

I possess full cycle proficiency across discovery, strategy, UX, design, development, deployment, and QA

To see a list of projects I have worked on, check out my portfolio

You can also check out my Github

Skills

  • Angular, NestJS, React/Redux, Ionic, Typescript, PHP, Python, Django, C#, Unity, Java, C++, SQL, Git, Firebase, AWS, Google Cloud
  • HTML, JavaScript, jQuery, CSS, CSS Grid, Flex, SASS, SCSS, LESS, TailwindCSS, Reactstrap, Bootstrap
  • Jasmine, Jest, Selenium, JMeter, Gherkin, TestRail, BlazeMeter, flood.io
  • WordPress, Elementor, Woocommerce, Divi, Beaver Builder, WPBakery, Gutenberg
  • Figma, Photoshop, Adobe XD, Whimsical, Balsamiq, Google Docs, Acrobat
  • Clickup, Jira, Aha!, Pivotal Tracker, Trello, Basecamp, Github Project Management, Slack
  • Vertical Response, Mailchimp, Google Apps, Constant Contact, Zoho, Monday, Outlook, Thunderbird
  • DataDog, NewRelic, Rollbar, LogEntries, Clickmeter, GoogleAnalytics, Bitly
  • Agile Development, Scrum, UML, ERD

Experience

  • Metapixel LLC, Remote – Jan 2023 – Present
    Lead Developer – Manage and participate in development of all software projects and website builds. Client facing technical contact, project manager, and product manager
  • Freelance Software Developer, Remote – March 2020 – December 2022
    Full Stack Dev – Develop websites and web applications for various clients, primarily focusing on advanced WordPress web apps and Angular/Ionic hybrid mobile apps
  • Gypsy Housing LLC, New York, NY – Oct 2018 – April 2019
    Agile Product Owner – Manage new web application product from inception to deployment
  • YouMap Inc, New York, NY – Apr 2018 – Aug 2018
    Agile Product Owner / Agile Process Specialist – Manage product and assist the team towards Agile Scrum transition
  • Social Media Link, New York, NY – Sept 2013 – Jan 2017
    Director of Software Development – Manage all aspects of software development and office IT, focused on product management and QA
  • Social Media Link, New York, NY – Dec 2011 – Sept 2013
    QA, BA and Web Production Specialist – Discover, design, and prioritize features with key stakeholders, manage test plans and conduct software QA, manage technical set up of production campaigns, conduct email blasts
  • SimplyEngage LLC, New York, NY – Aug 2010 – Nov 2011
    QA Manager, Production Specialist – Managed software QA for C# .NET project, working directly with in-house and offshore development team. Conduct production database updates using SQL Server. Launched email blasts and worked with clients to build custom website front-ends and templates

Education

  • William Paterson University of NJ, 2001 – 2006 – BS Computer Science
  • Bearded Eagle, Feb. 2017 – Scrum Product Owner Certification

Contact

Contact me via email: mantelln@gmail.com, or use my contact form