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Vadim S.
Last update: 30 Oct 2018
SENIOR /team lead
Expert Backend Developer with good DevOps experience. Fan of functional programming.
Senior Backend developer with information security education and over 5 years of experience in web development. Likes to work on interesting and challenging tasks. His priority goal is to satisfy the needs and meet the deadlines. Vadim is responsible, purposeful and sociable. He likes to be engaged in implementation of diagrams and encryption algorithms. Vadim's favorite technologies are Ruby, Elixir, PostgreSQL. He also has an experience working with .NET platform using C#.
All rates are indicative, annual rate includes 20% discount
20% discount on yearly basis
GMT-5 USA East (ET)
Miami/US, Kiev/Ukraine

EXPERIENCE

Industry Experience

Business & Productivity, Banking & Finance, Blockchain & Cryptocurrency, Human Resources & Career, Information services & Technologies, Internet & Telecom, Photo & Video, News & Media, Social Media & Communication, Audio & Music, Films & TV, Service & Support

Product Experience

An enterprise solution combining electronic archiving, document management (DMS) and workflow management

PORTFOLIO HIGHLIGHTS

May `18 – Present

6 months

BitFinance

Senior backend engineer

Participates in architecting and developing all major parts of the application. Set up whole project infrastructure on AWS ECS.

BitFinance makes cryptocurrency investing safe and easy via an online blockchain-powered Investment Platform. At bitfinance.com, investors will find a Frictionless Fiat on- and off- ramp into institutional-grade investments backed by World Class customer service, including multilingual phone support. Application: https://bitfinance.com More details here: https://startupcraft.io/case/bitfinance Client feedback: https://clutch.co/profile/startupcraft#review-499722

Technologies Stack:

AWS PostgreSQL Ruby on Rails Redis Ansible Sidekiq Docker Ethereum Solidity Blockchain Sequelize

Industry:

Business & Productivity, Banking & Finance, Blockchain & Cryptocurrency

Works:

Jul `17 – Present

1 year

WorkAxle

Senior backend engineer

Participated in architecting and developing all major parts of the application. Set up whole project infrastructure on AWS ECS. Reviewed pull requests of backend team.

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

Technologies Stack:

AWS Elixir Phoenix PostgreSQL Ruby on Rails Redis Ansible Sidekiq Docker Sequelize

Industry:

Business & Productivity, Human Resources & Career

Product:

An enterprise solution combining electronic archiving, document management (DMS) and workflow management

Works:

May `17 – Present

1 year

Voicereel

Senior backend engineer

Participates in architecting and developing all major parts of the application. Set up whole project infrastructure on AWS ECS. Reviewed pull requests of backend team.

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

Technologies Stack:

AWS PostgreSQL Ruby on Rails Elasticsearch Redis Ansible Sidekiq Docker Sequelize

Industry:

Information services & Technologies, Internet & Telecom, Photo & Video, News & Media, Social Media & Communication, Audio & Music, Films & TV

Works:

Oct `17 – Dec `17

2 months

Creator.ai

Senior backend engineer

Participates in architecting and developing all major parts of the application.

The team behind Captiv8.io, the world’s largest AI influencer marketing platform, is launching the world's first blockchain protocol for content creation to disrupt the $300 billion dollar content industry. Application: https://www.creator.ai/en/ More details here: https://startupcraft.io/case/creator

Technologies Stack:

AWS PostgreSQL Ruby on Rails Redis Sidekiq Docker Ethereum Solidity Blockchain Sequelize

Industry:

Information services & Technologies, News & Media, Social Media & Communication, Service & Support, Blockchain & Cryptocurrency

Works:

EDUCATION

Tyumen State University

Information Security, Mathematics specialist

Blockchain, Web and Mobile agency #398

10-50
Miami/US, Kiev/Ukraine
GMT-5

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.

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