Grzegorz Smajdor

Skills

Software Development Mentoring Training Ruby on Rails Python PHP AI Automation DevOps

Work Experience

Deliverists.io - Co-Founder & CTO

July 2022 - Present (3 years 1 month)

We are a custom software development agency leveraging cutting-edge technologies such as AI, machine learning, and blockchain to deliver impactful solutions. Our expertise includes:

AI Solutions: Tailored AI implementations to address complex business challenges.

Technologies: Ruby on Rails, Python, and Clojure for innovative and scalable projects.

Consultation & Mentorship: Providing strategic guidance for startups and mentoring engineers to achieve growth.

We are dedicated to driving success for our clients through innovation and collaboration.

Swifty.so

An AI chat application enabling users to book flights, trains, and hotels for their business trips.

Automation: Fully automated integration with partners such as Benerails, Duffel API, Stripe, and Expedia, creating a seamless experience.

Technology Stack: Developed using Ruby on Rails and ReactJS, deployed on AWS servers, and powered by a PostgreSQL database.


Evetly.com

A collaboration platform for scheduling events, inviting guests, organizing gifts, and more.

Integration: Features Google Maps and Stripe for seamless functionalities.

Technology Stack: Built using Ruby on Rails with Turbo, PostgreSQL, and deployed to bare metal servers on Hetzner using Kamal.


Football-Tracker.com

A Ruby on Rails application developed as a weekend side project with kids, designed to track football matches for Euro 2024. In addition to viewing groups and results, it features betting options on games and a leaderboard to monitor user performance.

Technology Stack: Developed using Ruby on Rails 8, Turbo Frames, and hosted on own servers with Kamal.

Yelp - Software Engineer

November 2012 - Present (12 years 9 months)

At Yelp, I have been instrumental in leading scalable projects and designing efficient RESTful services. My contributions include:

Leadership: Mentoring engineers and managing distributed international teams.

Metrics: Developed real-time dashboards and metrics in Splunk.

Translation: Managed workflows as i18n deputy.

My role emphasizes innovation, teamwork, and technical expertise to enhance user experiences.

QYPE Gmbh - Ruby on Rails Developer

July 2010 - November 2012 (2 years 5 months)

During my tenure at QYPE Gmbh, I developed and contributed to:

Automation Tool Development: Built an Automation Testing Tool using Cucumber, WebDriver, and Ruby on Rails interface.

Web Automation Frameworks: Played a key role in developing frameworks for a California company post-acquisition.

BenQ Poland Sp. z o. o. - UMTS and Customization Specialist

2006 - 2007 (1 year)

Responsible for customization and testing of UMTS mobile devices. The role involved working on advanced telecommunications technologies, ensuring product compatibility, and managing customization projects tailored to client requirements.

Freelance Projects

Optician “Walczyk” - Ruby on Rails Developer

January 2009 - April 2009 (4 months)

Designed, built, and architected a tailored product for the client's needs. Worked closely with the client, providing feedback and iterating on designs. Fully responsible for UI design, API implementation, testing, and deploying the app successfully.

PETERPOL - Ruby on Rails Developer

January 2008 - December 2008 (1 year)

Designed, built, and architected an application tailored to client requirements. Responsible for database creation, server setup, testing, and deploying the app. Worked in close collaboration with the client to ensure satisfaction.

FH AGA - PHP Developer

June 2007 - October 2007 (5 months)

Designed, built, and architected an application tailored to client requirements. Responsibilities included database creation, server setup, testing, and deploying the app. Collaborated closely with the client to iterate and deliver a successful product.

Education

DePaul University

Master of Science, Computer Science

DePaul University (2003 - 2005)

Wyższa Szkoła Biznesu - National Louis University

Master of Science, Computer Science

2000 - 2005

Wyższa Szkoła Biznesu - National Louis University

Post Masters Degree Studies, Programming in Microsoft Visual Studio

2009 - 2010

Certifications

Co-Active Coaching Fundamentals