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Amaury Martiny

Amaury Martiny

Paris, France
Member since September 8, 2015
Amaury has more than five years of experience building full-stack web and mobile apps (Node.js, React, React Native). He is currently working at Parity Technologies as a blockchain app developer. He is really interested in entrepreneurship and has worked for startups of various sizes. In his spare time, he reads about machine learning and writes about hitchhiking, culture, and philosophy on his travel blog.
Amaury is now available for hire
  • JavaScript, 7 years
  • Node.js, 4 years
  • User Experience (UX), 4 years
  • MongoDB, 3 years
  • React, 2 years
  • React Native, 1 year
  • GraphQL, 1 year
  • Ethereum, 1 year
Paris, France
Preferred Environment
OSX, Visual Studio Code, GitHub
The most amazing...
...thing I've coded is a video stabilization algorithm based on a hybrid SIFT/EDGE method.
  • Dapp Developer
    2017 - PRESENT
    Parity Technologies
    • Built apps which help users to manage their local Parity nodes such as wallet, transaction signer, and contract deployment.
    Technologies: Web3.js
  • Full-stack Developer
    2017 - 2017
    • Implemented a RESTful Node.js server as the lead back-end developer.
    • Integrated several services to the Ethereum blockchain, such as public-key authentication and transaction sending using Web3.js.
    • Wrote tests which covered 90% of the codebase, and set up continuous integration with CircleCI.
    • Deployed to AWS and maintained the servers with basic Linux administration.
    • Built a mock-up of the front-end web app using React/Redux, wiring up all the API calls to the back-end.
    Technologies: Ethereum (Web3.js), Node.js, React, MongoDB, AWS
  • Full-stack Web Developer
    2017 - 2017
    • Re-implemented successfully from scratch a feature that users found confusing.
    • Emphasized the UX by paying extra attention to details, as UX is one of Fieldbook's strengths.
    • Participated in the team-wide project of shipping the version 2.0 of the product.
    • Collaborated with the product owner, developers, and QA engineers in an agile environment.
    • Wrote at least one line of test for each line of code.
    Technologies: Backbone, Express, PostgreSQL, MongoDB
  • Lead iOS Engineer
    2017 - 2017
    Zelos (via Toptal)
    • Reorganized the code structure for better readability and scalability, in particular by introducing the Ducks architecture for Redux.
    • Transitioned from REST API calls to GraphQL queries.
    • Created a customizable three-part screen component for an innovative UX, with a new way of navigating between screens.
    • Added a Google Maps components to display markers.
    Technologies: React Native, Redux, GraphQL
  • Lead Front-end Engineer
    2016 - 2016
    • Completely redesigned the landing page—resulting to a 30% conversion rate increase.
    • Built from scratch the back-office—leading to a huge productivity boost compared to the previous Trello-based system.
    • Assembled build tools (Gulp, Jenkins) to automate and optimize website building, testing, and deployment.
    • Designed and proposed visual UI and UX mockups before integration.
    • Conducted A/B testing on landing page features to obtain the highest conversion rate.
    Technologies: Angular 2
  • Software Engineer
    2014 - 2014
    • Created from scratch a Chrome extension that was rated five stars and used by 250,000 users in the Google Chrome Store.
    • Developed from scratch the Feedly OS X app.
    • Built a prototype of—an easy way to add RSS feeds to your favorite news aggregator.
    • Worked closely with the designers to implement new UI/UX features on the main page
    • Conducted A/B tests of multiple features and delivered detailed reports.
    Technologies: JavaScript, Objective-C, Django
  • Cloud Computing Intern
    2013 - 2013
    • Conceived and implemented tailored IaaS solutions using VMWare.
    • Automated and optimized the virtual machine creation process and reduced the installation time from 8 hours to three hours.
    • Created a UI for following in real-time the VM creation process.
    • Wrote detailed documentation for both users and developers.
    Technologies: VMware, Perl, JavaScript
  • Linux Adminstrator
    2011 - 2013
    VIA Centrale Réseaux
    • Handled and was responsible for the whole network at the university campus (6,000 connected devices).
    • Managed a five-person team on a Linux server administration (Apache, Postfix, BIND, and virtualization).
    • Built from scratch the local Facebook of the university, using Symfony 2, PostgreSQL, and jQuery; it has 3,000 active users.
    • Launched an ICEcast radio streaming platform for the university.
    • Provided customer support to the university students.
    Technologies: Linux Server Administration, Virtualization
  • Sh**t! I Smoke (Development)

    A free and open-source mobile application which converts air pollution stats into a visual number made out of daily cigarettes smoked. The app has been featured on BBC, the Huffington Post, and CityLab.

  • MyECP (Development)

    The local Facebook page of my university. It has 3,000 active users.

    Technologies used: PostgreSQL, Symfony 2, jQuery, and various plugins.

  • Hitchhiking Map (Development)

    An iOS app to find the best hitchhiking spots around you. It was built with React Native, Redux, and Redux-saga; it focuses on an offline-first experience (since travelers often don't have internet).

  • Feedly Mini (Development)

    A Chrome browser extension that keeps you connected to your Feedly—allowing you to easily save, tag, share or subscribe to the great content you find each day. It has ~250,000 users and is rated five stars.

  • FacebookTimed (Development)

    A discreet Chrome extension which tracks the time spent on Facebook and your other favorite websites.

    Technologies used: React, Redux, Node.js, MongoDB, Express.

  • In The Loop (Development)

    This is a Salesforce productivity app that uses gamification. I built the demo version of the app during a two-day hackathon organized by AXA.

    My group won first prize at the hackathon.

  • Wera Responsiveness Tester (Development)

    A simple tool which tests if a website is responsive. A grade of responsiveness between 0 and 100 is given. It has a proof-of-concept and was the deliverable of a master thesis.
    Technologies used: Angular 2, PhantomJS.

  • Roam Sweet Roam (Other amazing things)

    This is a travel and personal development blog that I started when I was hitchhiking in Central America.

  • Stanford University via Coursera | Certificate in Machine Learning (2017) (Other amazing things)

    I earned a certificate of completion in machine learning from Stanford via Coursera.

  • One-click Login with Blockchain: A MetaMask Tutorial (Publication)
    Online users are becoming increasingly resistant to traditional email/password registration processes. One-click social logins via Facebook, Google, or GitHub are better, but they come with data privacy trade-offs. This article introduces a one-click, cryptographically-secure login flow using MetaMask, with all data stored on the app's own back-end.
  • GraphQL vs. REST - A GraphQL Tutorial (Publication)
    You might have heard about the new kid around the block: GraphQL. If not, GraphQL is, in a word, a new way to fetch APIs, an alternative to REST.
  • Languages
    JavaScript, HTML5, CSS3, ECMAScript (ES6), GraphQL
  • Libraries/APIs
    React, Node.js, REST API, jQuery, Redux-saga, Web3.js, Google Maps API, MobX
  • Tools
    Git, Webpack 2, Gulp.js, Redux Thunk, CircleCI
  • Frameworks
    AngularJS, Angular, Express.js, FeathersJS, Redux, Bootstrap 3+, React Native, Jest
  • Paradigms
    Responsive Web Design (RWD), Agile Software Development, Kanban
  • Platforms
    Linux, Mac OS, Ethereum, Blockchain, Amazon Web Services (AWS)
  • Storage
    PostgreSQL, MongoDB, MySQL, NoSQL
  • Other
    User Experience (UX), Chrome Extensions, Enzyme, Semantic UI, Google Material Design
  • Certificate in Machine Learning
    2017 - 2017
    Stanford University via Coursera - Online
  • Master of Science (double degree) in Computer Science
    2015 - 2016
    Wrocław University of Science and Technology - Wrocław, Poland
  • Master of Engineering (double degree) in Engineering and Management
    2011 - 2016
    Ecole Centrale Paris - Paris, France
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