About Me

Ruby on Rails developer with over seven years of experience in building robust web applications. Love thinking outside the box and delivering cutting-edge solutions that enhance user experience and operational efficiency.

  • Age 26
  • Residence Pärnu, Estonia
  • Email karlerik@kreative.ee
  • Phone (+372) 59 014 611

What I Do

Tailored software development

I'm the person to go to for custom software development. I can design and build elegant REST / GraphQL APIs, webcrawlers, order management systems using Ruby on Rails.

Mobile Apps

Hybrid mobile application development based on Dart / Flutter framework, which can be deployed to iOS / Android devices. Custom back-end (or Firebase) included.

Who I've worked with

Pricing

120€/hour Exluding 20% VAT
High availability rate
Invoicing via company, bi-monthly
Equity Options, stocks, shares
Idea has to be validated
No copycat projects

Fun Facts

Projects finished

13

Freelanced Hours

3000+

Freelanced since

2019

Resume

Education

2016 -
Estonian IT College

Bachelor's degree

IT systems development

2014 - 2016
Rapla Gymnasium

High School

Additional courses about software development

Experience

2021 -
Klar

VP of Engineering

Building an entire backbone of the e-commerce site using Ruby on Rails, bundled with GraphQL. Including connectors to MRP / ERP / Finance & Kubernetes infrastructure.

03.2021 - 12.2021
EasyPark

Software Engineer

NBA/Marketing unit, mainly integrating Braze into customer journeys to enhance retention, using Java/Kotlin as a main programming language.

2019 - 2021
Estonian Internet Foundation

Ruby on Rails developer

Front- and backend development based on Ruby (on Rails) framework for Estonian .ee ccTLD registry.

2017 - 2019
Tallinn Univesity of Technology

Software Engineer

Ruby on Rails development for practical hands-on e-learning cyber platform.

Skills

Ruby (on Rails)

95%

Dart / Flutter

75%

Architecture design

80%

Creativity

420%

Knowledges

  • Ruby
  • Rails
  • Dart
  • Flutter
  • Kubernetes
  • AWS
  • REST APIs
  • GraphqQL
  • PostgreSQL / MongoDB
  • NextJS
  • React
  • GitLab CI/CD
  • Cypress
  • RSpec
  • EPP
  • DNSSEC

Certificates

EUCIP (4) certficate

BCS Koolitus AS
February 2016

Contact

Tallinn

(+372) 59 014 611

karlerik[at]kreative.ee

Freelance Available