SP
United States
UTC-10:00 (America/Adak)
Semyon P.
Professional Ruby/RoR developer, Python/Django developer
Higher Education Computer Science
£84,700£67,800/YEAR
20% discount on yearly basis
All rates are indicative, annual rate includes 20% discount
£6,400/MONTH
£42/HOUR

Expertise

Core technologies

Ruby on Rails 6 years
Ruby 6 years
PostgreSQL 6 years
Redis 4 years
Python 4 years
Django 4 years

Other technologies

Prototyping

Portfolio Highlights

Oct `17 – Present
2 years

WorkAxle Inc.

WorkAxle features such as Job Seeking module, Complete Document management system, Online Check-In system, Chat and others, and workforce management tool. The main technologies used: React, React native and Ruby on Rails. PostgreSQL as database and auto-scaling Docker environment deployed on AWS. Application: https://workaxle.com/ More details here: https://startupcraft.io/case/workaxle Client feedback: https://www.youtube.com/watch?v=k165V6Pa3ms

Senior Ruby developer

Developing backend features.

PostgreSQL
Ruby
Ruby on Rails
Redis
Sidekiq
Docker
Oct `17 – Present
2 years

Voicereel

VoiceReel is the audio platform for voiceover talents to manage and share demos online. Manage your entire demo reels from one easy-to-use dashboard and create beautiful presentations that truly engage your potential clients and followers. Application: https://voicereel.com/ More details here: https://startupcraft.io/case/voicereel Client feedback: https://clutch.co/profile/startupcraft#review-526078

Senior Ruby developer

Developing backend features.

PostgreSQL
Ruby
Ruby on Rails
Redis
Sidekiq
Docker

About me

Highly-motivated software engineer with 10+ years experience. Adept of TDD methodology. During the last 5 years, using ruby and ruby on rails framework every day (different versions of ruby from 1.9 and different version of ruby and rails from 3.0). Interested in Python and machine learning and functional langs like Lisp and Clojure.

Blockchain, Web and Mobile agency #398

10-50
Miami/US, Kiev/Ukraine
GMT-5
Core Expertise
C#
Ember.js
Java
Node.js
React.js
React Native
Ruby on Rails
Swift
Unity
Solidity
Industries
Sports & Fitness, Social Media & Communication, Healthcare & Medicine, Blockchain & Cryptocurrency
We are a Blockchain, Web and Mobile app development company focused on building products and solutions for startups of any calibre and Enterprise companies. Learn about how we can help with your project. We enjoy working on unique and challenging tasks, not wasting our time on routine. It helps keep our brains always in shape and drive us to get up in every morning. It leads engineering mind to work with compassion and discover high-quality code formulae. Open Source only teases with a solution and in the end, it isn't ready for real production experience. By investing thousands of hours when developing our own reusable system we never reinvent the wheel.