toptal.com
Contact us: +1.888.604.3188
Andrew Giangrant, APIs Developer in Los Angeles, CA, United States
Andrew Giangrant

APIs Developer in Los Angeles, CA, United States

Member since June 24, 2018
Andrew is a remote senior full-stack web developer and architect, who is always ready to devise a new solution to the next problem. He enjoys designing and planning strategies ahead of a project, and the implementation that follows, ensuring your project requirements are met, giving feedback and ideas where appropriate. Given the task at hand, Andrew adjusts well to a variety of programming languages and technologies.
Andrew is now available for hire
Hire Andrew

Portfolio

Experience

Location

Los Angeles, CA, United States

Availability

Part-time

Preferred Environment

MacOS, Windows, Git, Visual Studio Code

The most amazing...

...project that I've created was a mock fax server built from Linux, Asterisk, Hylafax, IAXmodem, and NodeJS. This imitated a real fax server for testing purposes.

Employment

  • Enterprise NodeJS Developer

    2020 - PRESENT
    Anthem - Digital
    • Provided chat history functionality for live agent and chatbot conversations.
    • Worked directly with several teams to coordinate efforts and meet tight deadlines.
    • Advocated unit testing to reduce regression and stabilize existing services.
    • Communicated changes and provided insight and direction where appropriate.
    • Upgraded existing services to support new features.
    • Designed APIs to meet needs of current goals and direction for the future.
    Technologies: Redis, TypeScript, Docker, Apache Kafka, Node.js

  • Senior Full-stack Engineer

    2019 - 2020
    Impressure/Aramis Interactive
    • Provided real-time data aggregation from third party API sources.
    • Created centralized user profiling with MongoDB and Serverless Framework.
    • Integrated API data into advanced Looker dashboards.
    • Set up and managed AWS infrastructure.
    • Tested locally to ensure accurate incoming data.
    Technologies: MongoDB, Redshift, React, Ruby on Rails (RoR), Ruby, Node.js

  • Senior Product Developer

    2018 - 2019
    Dealer Inspire (Cars.com)
    • Implemented custom components in ReactJS, such as photo carousels. Ensured components were both functional and intuitive.
    • Architected a centralized audit system in serverless AWS using AWS Lambda and DynamoDB.
    • Generated customized CSVs to export data from MongoDB.
    • Wrote tests for both NodeJS using Mocha and ReactJS using Jest.
    • Mentored new developers to enable them to hit the ground running.
    • Implemented streaming for media within a GraphQL implementation of a Node.js server.
    • Heavily involved with architectural decisions in both front and back end (NodeJS and ReactJS).
    Technologies: Amazon Web Services (AWS), GraphQL, Jest, React, Mocha, MongoDB, AWS DynamoDB, AWS Lambda, AWS, JavaScript, Node.js

  • Full Stack Software Developer

    2017 - 2018
    Tenex Developers
    • Built solid, scalable software for clients.
    • Used best practices and developer tools for rapid, efficient development, such as writing very DRY code, using debuggers, and separation of concerns.
    • Learned the ins and outs of test-driven development and how it will save development time in the future.
    • Adapted very quickly by working on multiple frameworks at once (Phoenix, Ruby on Rails, Javascript).
    • Used new technology (Elixir and Phoenix Framework) that was learned quickly because it was a better fit for the task.
    • Implemented new features for clients like drive and walk scores for a real estate app in both native Android and native iOS apps.
    Technologies: JavaScript, Ruby on Rails (RoR), Ruby, Phoenix, Elixir

  • Software Engineer

    2016 - 2017
    Devilbiss Healthcare, LLC
    • Maintained and built on existing software products, as well as took on new projects.
    • Added NodeJS application to connect with mobile apps and sync data.
    • Deployed development and production applications on IIS.
    • Built a data API with authentication with ASP.NET Core, complete with documentation and tests.
    • Developed with ASP.NET and .NET frameworks to add new features, like assigning user groups to medical faculty.
    • Updated ASP.NET boilerplate version to build new permission based features.
    Technologies: IIS, Visual Studio, JavaScript, C#

  • Software Engineer in Test

    2014 - 2016
    Interactive Intelligence, Inc
    • Started as an intern and become full-time in 2015.
    • Learned Node.js in a testing environment, where the test environment was connected to a live development server.
    • Implemented a secure TLS connection between the development server and test environment.
    • Learned an extensive amount of JavaScript and techniques for more performant and reusable code by building out modular libraries.
    • Built a mock fax server that was used to simulate a real fax machine to test faxes.
    • Implemented a pairing test, which paired the test environment to the development server based on a schedule.
    Technologies: JavaScript, Node.js

Experience

  • NodeJS Fax Server

    Mock fax server that uses Linux, Hylafax, Asterisk, IAXModem, and NodeJS to send and receive faxes within a network.

  • Travel Application

    An application that organizes travel plans into a React user interface. The back end was written in NodeJS with Babel. Docker was used to isolate the development environment. Unit tests were written for front-end components and back-end functionality.

  • Elixir Angular 2 Medical Application

    An Angular 2 application built to calculate observed vs expected stay ratios. This was built with Angular 2 and Elixir with the Phoenix Framework. The most difficult challenge with this project was the lack of knowledge of Elixir before working through the tasks.

  • Energy Front-end

    A dashboard built in Angular 2 to show energy consumption data from users with services with energy providers. The Angular 2 front-end used observables to fetch data from an API.

Skills

  • Languages

    CSS3, HTML5, JavaScript, TypeScript 3, GraphQL, TypeScript, Java, C#, Bash, Ruby, Elixir

  • Frameworks

    Redux, React Native, Angular, Serverless Framework, Jest, Ruby on Rails (RoR), Phoenix, Windows PowerShell, Electron.js

  • Libraries/APIs

    React, Node.js

  • Tools

    Babel, Git, Slack, Jira, Docker Compose, Visual Studio, Mocha, Android Studio, GitHub, Bitbucket

  • Paradigms

    REST, Web Architecture, Agile

  • Platforms

    Docker, Visual Studio Code, Windows, MacOS, AWS Lambda, Apache Kafka, Amazon Web Services (AWS), Linux, Android

  • Other

    APIs, Software Development, Technical Architecture, Version Control, IIS, AWS

  • Storage

    Databases, API Databases, PostgreSQL, MongoDB, Redshift, AWS DynamoDB, Redis, MySQL, Google Cloud

Education

  • Bachelor of Science degree in Computer and Information Science
    2013 - 2015
    SUNY Polytechnic Institute - New York

To view more profiles

Join Toptal
Share it with others
Hire the top 3% of freelance developers TM