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Martin Kufner

Senior Ruby on Rails architect and developer

Peut se déplacer à Paris

  • 48.8546
  • 2.34771
  • Tarif indicatif 600€ / jour
  • Expérience 7 ans et +
  • Taux de réponse 100%
  • Temps de réponse 1h
Proposer un projet La mission ne démarrera que si vous acceptez le devis de Martin.

Disponibilité non-confirmée

Proposer un projet La mission ne démarrera que si vous acceptez le devis de Martin.

Localisation et déplacement

Paris, France
Peut travailler dans vos locaux à
  • Paris et 50km autour


Durée de mission
  • ≤ 1 semaine
  • ≤ 1 mois
  • entre 1 et 3 mois
  • entre 3 et 6 mois
  • ≥ 6 mois
Secteur d'activité
Préfèrerait éviter:
Défense & armée
Taille d'entreprise
Préfèrerait éviter:
≥ 5000 personnes



  • Français


  • Allemand

    Bilingue ou natif

  • Anglais

    Bilingue ou natif


Compétences (21)

Martin en quelques mots

Accomplished, result-driven and multi-cultural digitalization and innovation consultant and full-stack developer with startup experience at product innovation and IT.
Succeeding in end-to-end project bootstrapping.
Agile product and service innovation aligned with business strategy.


Construction site tool tracking software

BTP & construction


août 2018 - Aujourd'hui

Monitors the whereabouts and possession of equipment, tools and supplies on construction sites within several locations, storages, track repairs, and service intervals. Android and iOS via Cordova.
Analyzed needs and construction site work flow, built software user journey, RoR backend and API, RoR compiler for Cordova
Ruby on Rails Cordova Figma GPS Bluetooth LE NFC Vagrant jQuery Javascript SVG CSS3 SCSS Nginx PostgeSQL Swagger

McAfee Antivirus e-Learning Multi-Language Creation and Managing Software

Education & e-learning

Consultant, Developer

mai 2017 - août 2017

Content management system for animated trainings including CSS3 animations and transform, morphing SVGs and a language translation overlay for 11 languages. Exporter to SCORM e-learning format in language packs.
Ruby on Rails PostgeSQL Nginx SCSS CSS3 SVG Javascript jQuery SCORM

Ranqq S.A.

Ressources humaines


Luxembourg, Luxembourg

janvier 2011 - mai 2016

is a communication platform that helps teams and groups of people to innovate, discuss and prioritize in order to make consensual decisions.
As a founder and creator defined the product with target users and designed the software architecture. Did fundraising, acquired grants, led the management team and managed offshore development teams.

Anofis Firewall monitor detecting and visualizing emerging issues in real time.


Data scientist, architect, project manager

mai 2016 - septembre 2016

The client is managing thousands of 3rd party firewalls worldwide.
Developed methods to detect upcoming problems by real-time big data analysis of log-files and show graphical analysis, designed the software architecture and supervised the development and deployment.

Automated interview cabin

Education & e-learning


janvier 2011 - janvier 2014

Ruby based Video and audio grabber, with Ruby-C interface to control video grabber devices and high-speed speech analysis.
Ruby ruby C Api Audio Tools Hardware video grabber

Lean offline-capable Blockchain

Logistique & Supply Chain


janvier 2018 - Aujourd'hui

Own Project: offline capable blockchain with minimal footprint to be used in mobile-to-mobile transactions.
Ruby OpenSSL EC RubyMotion JOSE

Javascript Client Browser Linked Data module

Edition de logiciels


janvier 2014 - Aujourd'hui

Without any server requests look up various sources in multi level calls (abstracted in JS Objects) such as Wikipedia, Youtube, Amazon, … and run deferred callbacks upon data return with continuous loading.

Unified Media Module for Ruby on Rails



janvier 2014 - Aujourd'hui

is an API which detects the type and handles all type of media, images, video, texts, PDF, linked data. Unified call and automated size rendering.

ActiveGraph open OGM - Groupe OPEN

High tech


août 2017 - Aujourd'hui

Multi server mapper like AbstractAdapter matching multiple Graph Databases (currently supported ArangoDB, SAP Hana as concepts)