Marcin J.

Marcin J.

Senior Software Engineer

Wroclaw, Poland
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About Me

I am an innovative Ruby on Rails Developer with 10+ years of experience and technical proficiency in the provision of high quality web application and solutions using lean, kanban or scrum approaches, Ruby on Rails, jQuery and HTML5 for diverse clients from across the globe. I am a good communicator and deliver excellent solutions that meet the requirements of my clientele

Work history

UpStack
UpStack
Senior Ruby on Rails Developer
2018 - Present (6 years)
Remote
  • Creating and developing innovative software solutions for clients across a broad range of industries.

Innovation Enterprise
Innovation Enterprise
Lead Developer
2017 - 2018 (1 year)
Remote
  • Successfully led the design, development, and implementation of the core architecture and maintained 3 existing applications for the client.

  • Efficiently designed, evaluated, documented, load-tested, performance tested and implemented different solutions for the core application using a Rails API and Angular 5 admin.

  • Regularly monitored the core application architecture's health, quickly identified and resolved problems.

Home Serve Alliance
Home Serve Alliance
Senior Full Stack Developer
2015 - 2016 (1 year)
London, United Kingdom
  • Engaged in hands-on, in-depth analysis, review, design, development and refactoring of the legacy of Home Serve.

  • Efficiently formulated technical strategies to replace a complicated multi-level event communication system with a simpler, state-of-the-art solution.

  • Delivered a technical solution to fix the core scheduling service that was causing lots of delays for Home Serve.

Not on the High Street
Not on the High Street
Senior Full Stack Developer
2014 - 2015 (1 year)
London, United Kingdom
  • Worked on the development of a high quality AngularJS frontend Management System and API backend for the client.

  • Successfully worked on the company's hackathon RubyMotion app for scanning barcodes.

  • Efficiently ensured the development of an Order Management AngularJS platform that meets business requirements and goals and fulfilled end-user requirements.

Software Project
Software Project
Owner
2007 - Present (17 years)
Wroclaw, Poland
  • Provide regular technical leadership for writing and developing state of the art software applications and solutions using Ruby on Rails and JavaScript stack.

  • Regularly engage in hands-on, in depth analysis, review, training and mentoring of interns and junior developers within the team.

  • Regularly provide related project documentation to ensure that project objectives are met; product designs are well documented and communicated to clients.

Portfolio

Lead Developer - Innovation Enterprise Events
Lead Developer - Innovation Enterprise Events

Successfully designed and implemented the architecture, including API, service objects and Angular.JS admin.

Senior Developer - Global Flu
Senior Developer - Global Flu

I was responsible for processing data from different sources and displaying it as charts and map on the applicaton.

Senior Developer - Not on the High Street
Senior Developer - Not on the High Street

Not on the High Street is the home of thoughtful gifts scoured from thousands of the UK's best creatvie small businesses for customers. It has handcrafted creations and personalised gift ideas that will make every special occassion memorable. I designed and developed a management platform for the suppliers of the site.

Education

Education
Masters (not finished, no thesis)
Wroclaw University of Science and Technology
2003 - 2008 (5 years)