X1 Group — команда из 50+ профессионалов занимающихся разработкой крутых технологических стартапов с 2010-го года. Только продуктовые долгосрочные команды для EU & USA стартапов с инвестициями и современными технологическими стеками. Не аутсорс.
8 февраля 2018

Senior Ruby Developer (вакансия неактивна)


Необходимые навыки

— 5+ years experience in Ruby / Rails
— Experience with design and consumption of REST-based APIs
— A deep understanding of Client-side technologies.
— Experience in relational databases like PostgreSQL (non-relational database knowledge is a plus)
— Good understanding of IT security concepts
— Experience in test driven development
— Working experience in agile environments
— Working proficiency in English
— Familiarity with specific terms like web scraping, classifier based scoring
— Familiarity with microservice architecture

Будет плюсом

— Mid-level experience in building web application with one or more of the following languages is a big plus: — Java, Python, Go, JavaScript, Elixir
— Experience in Finance, Business Intelligence, Analytics or similar number-driven businesses is a big plus
— Experience in non-relational database knowledge is a plus
— Experience with AWS services (Dynamodb, API Gateway, Lambda, IAM, Opsworks, ...)
— Software development talent proven by great work results/experience, hobby projects or open source contributions
— Experience or interest in Machine Learning


— Full exposure to our methodology and ecosystem, highly data driven technology
— Challenging tasks and a real chance to bring in your talent
— A management that is interested in your personal development and welcomes constructive input
— Valuable salary
— Great and professional team mates
— Business trips to Berlin
— MacBooks with extra monitors
— Attendance of conferences and tech events in Ukraine and the rest of Europe
— Spacious and cozy office in the center of Kharkov you’ll definitely love it!
— Your bookkeeping and accounting will be maintained by professional accounting company, with personal support from lawyers and attorneys included
— Paid 20 days of vacation per year, paid sick days
— English courses, massage, yoga right in the office


— Design, build and maintain efficient, reusable, and reliable Ruby code
— Ensure the best possible performance, quality, and responsiveness of the applications
— Identify bottlenecks and gubs, and devise solutions to these problems
— Help to maintain and improve code quality, organization and automatization
— Design and create the underlying data structure and data flows to support the application build
— Define, develop and implement new features

We are looking for a Ruby on Rails engineer responsible for the design and the development of Ruby applications and coordination with the rest of the team working on different layers of the infrastructure. Your primary focus will be the development of all server-side logic, definition and maintenance of the central database and ensuring high performance and responsiveness to request from the front-end. You will also be responsible for analyzing complex business challenges in close collaboration with internal stakeholders and product managers.

О проекте

We’re building a new team of Ruby Developers and Automation QA Engineers for a sexy Berlin-based fintech company, launched in 2016 by a group of experienced founders. The product offers invoice factoring services for freelancers, small and medium-sized businesses and building the next level business lending platform in Germany and Poland. One of the most dynamic, fastest growing and best funded fintech startup in Germany right now (received €6mio+ investments in the first 6 months of operations).
The vision is to become the leading European tech company to provide innovative credit products to small businesses and freelancers by pre financing open invoices that get paid in 1 to 3 months. Till date, we have developed a fully automated algorithm and processes together with a partner bank and are currently raising a large financing round to grow internationally throughout Europe. Exciting times ahead, you can be part of the journey and develop in any direction that you want in a fast-paced, high learning and fun environment.
Current team size is 40+ employees, with 12+ in Engineering team.
We’re off to something big and just got started — join us now and be part of the ride.

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