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Roman Rott's web projects' screenshots preview
Roman Rott's web projects' screenshots preview
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Dynamic Application Red Team Simulation

DARTS login page
* Internal project. Under the NDA

Berezha is an Application Security and Penetration Testing Company. DARTS is the platform that simplifies penetration tests, automates report generation, and integrates external data sources.

Role:
Full-stack developer
Responsibilities:
Implemented the whole architecture, starting from the application design in the AWS cloud stack, configuring CI/CD, creating API services and UI applications, finishing implementing own web-design and writing the documentations.
Languages:
Ruby, JavaScript
Frameworks/Libs:
React, Redux
Other technologies:
AWS, S3, IAM
Status:
Internal project. Is online and works as a part of BSG's workflow.

Notification Engine

Groupon logo
* Internal project. Under the NDA

Groupon is an US e-commerce marketplace. I am working on their notification engine that handles reservation related notifications for Online Booking. It consists of a web server and a set of background workers to send messages and receive callbacks from the SMS/Calls service.

Role:
Back-end developer
Responsibilities:
Languages:
Ruby 2
Frameworks/Libs:
Ruby on Rails, Resque, Redis, Groupon-specific services/APIs
Status:
Internal Groupon's project. Under the NDA

Callback system

Enova logo
* Internal project. Under the NDA

Large enterprise project in financial sphere intended to optimize business processes of the loan company.

Role:
Team Lead.
Responsibilities:
Code reviews, estimating and allocating resources.
Decision-making and negotiating.
Writing new and refactoring legacy code.
Languages:
Ruby, JavaScript
Status:
Internal project. Is online and works as a part of Enova's products.

Chairlift(Better Feedback)

Chairlift is a modern, cloud based HR solution that elevates employee performance and provides HR professionals with the insight to nourish workplace culture. It is an internal Sphere project I worked as a part of remote team.

Role:
Front-end, Back-end developer
Responsibilities:
Implemented several UI parts/features of the application using React, Redux and ES6. Worked on back-end entities.
Languages:
Ruby 2, ES6
Frameworks/Libs:
Ruby on Rails 4.2, React+Redux
Testing Frameworks:
Rspec, Factory Girl
Other technologies:
JSON, postgreSQL
Status:
Online.

Chairlift Expenses

Chairlift Expenses
* Work is in progress... Under the NDA.

Chairlift Expenses is an internal Sphere’s project for handling company's expenses. I was working on it starting from the initial proposing, planning and designing architecture and finishing implementing both front and back-ends of the project. Switched to another roject befor this one ended.

Role:
Team Lead
Responsibilities:
Code reviews, estimating and allocating resources, writing stories. Decision-making and negotiating, communicating with the project owner.
Writing code, making architectural decisions.
Languages:
Ruby 2, ES2016
Frameworks/Libs:
Ruby on Rails 5, React, Redux
Testing Frameworks:
Rspec
Status:
Work in progress...

FindMeGetMe.xyz - fake dating service.

«FindMeGetMe» is a fake Dating website with an API for mobile application created for a CTF(Capture The Flag hacking game) organised for UISGCon 11(2015) - Ukrainian InfoSec conference held by Non-Government Organisation «Ukrainian Information Security Group»

This Fake Dating website was created for security enthusiasts and had no real users or profiles. It was created with a pre-defined vulnerabilities related to Redis and Sockets. I used a Free design and added vulnerable Rack application that gets photos from Redis service using Sockets technology.

Role:
Full-Stack developer, second Game-Master
Responsibilities:
Creating back-end, integrating free design, configuring and optimising web, Redis servers, monitoring services and the application during the games. Creating API for a mobile app.
Languages:
Ruby 2.2
Frameworks/Libs:
Sinatra
Other technologies:
Redis
Status:
Archived after the CTF's end.