Jan M. Status: Offline
PoznanPoland
100% Job Success

Ruby on Rails Expert | Software Consultant | Full-Stack Engineer

I am the go to guy resolving any tech problems in your company. Value is what I am focusing on. I am mostly experienced with Ruby on Rails and React so probably a full-stack engineer title sticks for me, but I am not only focusing on the programming work. My goal is to understand your business and its problems helping you operate more smoothly, worrying less about development. Delegate any challenge to me, I will find the solution to it allowing you to focus on your things. Background: As mentioned I am seasoned full-stack dev, mostly experienced with Ruby on Rails(also being it's open-source contributor) and React. But during over 6 years been working on vast majority of projects in many different programming languages and on different positions. I am not scared of building web scrapers, reporting tools or managing servers(DevOps). Being an all-rounder helps me understand the businesses on multiple levels and have a broad perspective which results in the happiness of my freelancing clients. Project Highlights: 🔹 COVID-19 Vaccination Passport Platform: I architected a system from scratch for a major German city, efficiently managing over 500,000 records, ensuring security, and maintaining high scalability during peak demands. 🔹 Telehealth Platform for Physiotherapists: I spearheaded a redesign of search functionalities, achieving a tenfold improvement in performance and markedly enhancing the user experience. 🔹 Marketing Automation Platform: My implementation of AI-driven messaging and data enrichment strategies has saved hundreds of hours and notably increased conversion rates. Client-Centric Approach: 🌟 Problem Solving: I dive deep into each project's unique challenges, ensuring solutions are tailor-made to address specific needs. 🌟 Value Delivery: Each solution is designed to maximize ROI, whether through enhanced efficiency, increased security, or scalable growth. 🌟 Technology Expertise: As an official Ruby on Rails contributor, I bring authoritative knowledge and innovative practices to every project. Technical Skills: 🛠 Languages: Ruby, JavaScript, SQL, Elixir, Python, HTML/CSS 🛠 Frameworks/Tools: Ruby on Rails, React, Docker, GitHub Actions, RSpec 🛠 Databases: PostgreSQL, MariaDB, Redis, AirTable
Work history
Skills

Skills

  • RESTful API
  • JSON API
  • API Integration
  • Ruby on Rails Stack
  • IT Consultation
  • Airtable
  • RubyMotion

Get started working with Jan quickly with these predefined projects.

Get started working with Jan quickly with these predefined projects.

You will get a performance boost of your Ruby on Rails application

From $75
3 days delivery

You will get a detailed Ruby on Rails codebase review from seasoned engineer

From $75
7 days delivery

You will get Airtable extensions/automations written by expert

From $150
1 day delivery

You will get a custom zapier integrations for any API

From $1,000
14 days delivery

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