Data Engineer

LLInformatics is an IT consulting company with dozens of satisfied clients across Europe and North America. We serve businesses that expect their challenging projects to be delivered according to plan, with impeccable quality, and under strict compliance requirements. Our remote-first team of 100+ experts specializes in building high-quality digital products. We set a new standard in our industry through data-driven decisions, measurable outcomes, a strategic mindset, and a solid work culture.

• Contract Type: B2B

• Location: Warsaw or the possibility of Remote work

Position Description:
We are seeking an experienced Data Engineer to join our team. The candidate will be responsible for managing database migrations, mapping processes, and working on migration scripts. A strong knowledge of Ruby and Python, the ability to navigate code, and easily find necessary information is required. Proficiency in SQL and experience with ETL processes are crucial.

Your tasks and responsibilities:

• Design, develop, and maintain ETL scripts

• Migrate databases across different systems

• Create data mappings with business logic for data transformation

• Analyze and optimize existing data processing workflows

• Collaborate with the development team to understand the implemented business logic

• Create technical documentation and user instructions

• Troubleshoot data-related issues and provide technical support
  

Requirements:

• Knowledge of Python (experience with Ruby on Rails is a plus)

• Proficiency in SQL

• Ability to create and maintain ETL scripts

• Familiarity with MS SQL and PostgreSQL

• Experience in database migrations and data mapping

• Knowledge of creating and using migration scripts

• Strong business analytics skills

• High level of ownership and a problem-solving attitude

• English proficiency at B2 level or higher to collaborate in an international team

What we offer:

• Onboarding - we will take care of you from the very beginning. In this role (will undergo a 2-3 month onboarding process, including Training, Acquiring knowledge from Project version 1, Familiarizing with the code base from Project version 2, and Mapping processes between the projects)

• Cool company culture - we create a place where we would like to work

• Work techniques from the IT world - we work with various modern methods of running projects

• Transparent communication - support of a mentor, regular 360 feedback sessions

• Equipment - MacBook, + external widescreen (34 inches, 16:9), standing desks in the office