Alexander Syrovatsky, Full-stack Developer in Woodbridge, UK, United Kingdom
Alexander Syrovatsky

Full-stack Developer in Woodbridge, UK, United Kingdom

Member since October 2, 2012
Alexander is a highly skilled Force.com/Apex, Ruby on Rails, Python, React, and Node.js developer with data science expertise. His portfolio includes many sophisticated applications, including several capitalizations and fiscal accounting tools. Alexander also has deep expertise in project management work.
Alexander is now available for hire

Portfolio

  • Next Level Negotiations LLC
    Ruby on Rails (RoR), JavaScript, HTML
  • Freelance
    JavaScript, React, Node.js, Back-end Development, CSS, HTML5, SQL, Git
  • Intetics
    Python, Ruby on Rails (RoR), PostgreSQL, API/Services Architecture...

Experience

Location

Woodbridge, UK, United Kingdom

Availability

Part-time

Preferred Environment

IntelliJ IDEA, Visual Studio Code

The most amazing...

...software I've developed is an application for the management and evaluation of capitalization tables for investment companies.

Employment

  • RoR Developer

    2022 - 2022
    Next Level Negotiations LLC
    • Worked on complex US taxation models for civilians and the military.
    • Contributed to the creation of a sophisticated system that allows comparing taxation plans using the backsolve algorithm.
    • Created PDF pages for tax drill-downs with images and charts to adjust PDFs generated by Wicked PDF.
    Technologies: Ruby on Rails (RoR), JavaScript, HTML
  • Full-stack Developer

    2022 - 2022
    Freelance
    • Developed an app that connects therapists with applicants.
    • Tracked and fixed bugs using Jira as a reporting tool.
    • Designed and implemented applications from scratch using React and Node.js with the integration of Salesforce (additional CRM), JetForm (interacting with users), and Authorize.net (payments).
    • Created and streamlined the deployment process using the Heroku pipeline flow.
    Technologies: JavaScript, React, Node.js, Back-end Development, CSS, HTML5, SQL, Git
  • Data Engineer and Developer

    2017 - 2022
    Intetics
    • Implemented solutions and set up infrastructure, handled data flow using Airflow ETL, and created products as independent services.
    • Developed RoR gems, microservices, and embedded models for applications.
    • Analyzed and extracted information from the text and investigated data.
    • Set up AWS infrastructure from scratch and developed main features.
    Technologies: Python, Ruby on Rails (RoR), PostgreSQL, API/Services Architecture, Amazon Web Services (AWS), MySQL
  • RoR Developer

    2014 - 2017
    Brightgrove
    • Helped develop a big auto site which is in the top five in Germany.
    • Designed and developed the source code and covered it with specs.
    • Maintained communication with mobile app developers and designed and implemented the API.
    • Integrated with different services, designed the database, and dealt with big data.
    Technologies: Elasticsearch, Ruby on Rails (RoR), JavaScript, PostgreSQL, API/Services Architecture, GraphQL, Ruby
  • RoR Developer

    2014 - 2014
    Projestic
    • Created a meeting platform with the ability to arrange conferences and slide presentations.
    • Helped develop a customer and retailer social network.
    • Created deployment process and worked on infrastructure.
    Technologies: Ruby on Rails (RoR), JavaScript, PostgreSQL, API/Services Architecture
  • Senior Programmer

    2010 - 2014
    AllRounds, Inc.
    • Implemented mathematical models for different valuation methods (OPM valuation of options, binary valuation, etc.).
    • Created a reverse method to perform company valuation via security prices.
    • Implemented connections to Google Docs (importing, exporting spreadsheets and docs, signature).
    • Created interactive and static charts and report functionality.
    • Developed a stock trading system with complex prediction models.
    • Made a sophisticated application for downloading data from Salesforce.org that maintained lookup and master-detail relations and allowed for uploading to another org tool.
    • Uploaded and installed released packages for test coverage and administration.
    • Designed and created components of Visualforce pages using Apex, JavaScript, jQuery, CSS, and Ajax.
    Technologies: Apex, Salesforce, JavaScript
  • Developer

    2005 - 2010
    Xenial, Ltd.
    • Developed view, business, and database layers with Ruby on Rails, JavaScript, CSS, HTML, and Ajax.
    • Created client-server applications using Java, JDBC, and Swing.
    • Developed business logic for a testing system in Java.
    • Designed and implemented the GUI for the Suprasphere system with SWT and Swing.
    • Developed source code, made UI design, and oversaw full-stack development.
    Technologies: Ruby on Rails (RoR), Java

Experience

  • Footwear

    A footwear eStore site.

    PRIMARY RESPONSIBILITIES:
    • Design and development of source code.
    • Database design and development.
    • Implemented the GUI.

    TECHNOLOGIES:
    • Ruby on Rails
    • DHTML
    • JavaScript
    • CSS

    KEY CONTRIBUTIONS:
    • Developed the entire application from scratch.

  • Stayway

    A site for traveling.

    PRIMARY RESPONSIBILITIES:
    • Design and development of source code.
    • Implemented GUI.

    TECHNOLOGIES:
    • Ruby on Rails
    • DHTML
    • Javascript
    • CSS

    KEY CONTRIBUTIONS:
    • Designed and implemented part of the user interface.
    • Worked on the front-end.

  • Suprasphere System

    A system for managing chat, messaging, resources management, social management, and other resources.

    PRIMARY RESPONSIBILITIES:
    • Design and development of source code
    • Database design and development
    • GUI implementation

    TECHNOLOGIES:
    • Core Java
    • Hibernate
    • Swing
    • SWT
    • Networking

    KEY CONTRIBUTIONS:
    • Developed the front end.
    • Developed some business layer functionality.
    • Developed the view of some forms for GUI.

  • Store and Trade System

    A system for managing a firm's trade activities as well as managing the store and processing documents.

    System of managing trade activities such as managing a firm's store and document processing.

    PRIMARY RESPONSIBILITIES:
    • Design and development of source code
    • Database design and development
    • GUI implementation

    TECHNOLOGIES:
    • Core Java
    • Hibernate
    • Swing

    KEY CONTRIBUTIONS:
    • Developed the front end.
    • Developed user interface

  • Testing System

    A client-server testing system that is used for testing students.

    PRIMARY RESPONSIBILITIES:
    • Design and development of source code

    TECHNOLOGIES:
    • Java

    KEY CONTRIBUTIONS:
    • Developed business layer

  • Pathfinder

    An application for managing a pension fund database, including the ability to create questionnaires.

    Implemented sophisticated searching against questionnaire results.

  • Limited Partner Manager

    An application for fund formation and fund reporting that allowed for communication with potential and existing investors in a specific fund as well as provided various rights and terms along with the ability to sign electronically and convert indications of interest and comply with regulations (including accreditation).

  • Fund Analyzer

    An application for handling the accounting of funds via capital calls, ongoing limited partnership communication, appropriate journal entries, and appropriate documentation (based on reporting requirements).

  • Capitalization Manager

    An application for managing and evaluating capitalization table for an investee company. It included the ability to format data tables via template spreadsheet or direct entry. The spreadsheet could then be sent to the investee company to be filled out and approved, with a finalized spreadsheet then imported into the application. Created the capability for user customization of spreadsheets, including preferences for type of financing and lines of credit with coverage specific to any form of schedule (e.g., accrued interest).

  • NDA

    A project to analyze large amounts of text data and provide predictions.

Skills

  • Languages

    SQL, Python, JavaScript, Java, Ruby, Apex, Snowflake, Sass, CSS, HTML5, GraphQL, HTML
  • Frameworks

    Ruby on Rails (RoR), Angular, Django, Redux, Hibernate, AngularJS, Spring
  • Platforms

    Salesforce, Amazon Web Services (AWS), Amazon EC2 (Amazon Elastic Compute Cloud), Docker, Heroku, NetBeans, Linux, Windows, Visual Studio Code
  • Other

    Customer Relationship Management (CRM), Back-end Development
  • Libraries/APIs

    React, Node.js, Pandas, Scikit-learn, NumPy, NLTK, SpaCy, Backbone.js, Face.com API, jQuery
  • Paradigms

    API/Services Architecture, Agile Software Development, Object-oriented Programming (OOP)
  • Tools

    Atom, Visual Studio, Apache Airflow, GitHub, Git, Eclipse IDE, Sublime Text, RubyMine, IntelliJ IDEA
  • Storage

    Neo4j, Redis, Elasticsearch, PostgreSQL, MongoDB, MySQL

Education

  • Master's Degree in Math, Computer Science, and Economics
    2001 - 2007
    V.N. Karazin Kharkov National University - Kharkiv

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