Senior Java ETL Engineer (Kraków, PL, 30-302)

GFT Technologies SE; Kraków; Hybrid; PLN 163,000 - 249,000; Full time

Benefits offered by this job

Hybrid work in Kraków office 8 days a月

Benefit package: medical, sport, lunch

Online training and certifications

Access to e-learning platform

Social events

Job summary

GFT Technologies SE in Kraków is seeking a Senior Java ETL Engineer to design, develop, and support enterprise applications across the full software development lifecycle, collaborating with business and technical stakeholders to deliver scalable solutions.

You will drive ETL data migration projects, implement CI/CD and DevOps practices, mentor engineers, perform root-cause analysis, and contribute to coding standards, testing, and production support in a hybrid office environment.

Qualifications

• 6+ years of software development experience.
• Proficient in Java, Spring Framework, REST API, and ETL.
• Experience with system integration, data migration and data transformation.
• Experience in Agile and Waterfall environments; DevOps, CI/CD.
• Strong SQL/NoSQL skills; Jira/Confluence/Git/Jenkins/Ansible/SonarQube; JUnit.

Responsibilities

• Design and develop enterprise applications across the full software lifecycle.
• Develop ETL solutions for data integration and migration initiatives.
• Translate business requirements into scalable technical solutions.
• Collaborate with developers, testers, architects, analysts, and stakeholders.
• Support Agile and Waterfall project delivery; drive quality.
• Mentor engineers and conduct code reviews.
• Contribute to CI/CD, DevOps, and release processes.
• Investigate incidents and perform root cause analysis.
• Contribute to coding standards and testing practices.

Skills

Java

Spring Framework

REST API

ETL development

Agile & Waterfall

DevOps practices

CI/CD

Jira & Confluence

Git/GitHub

Jenkins

Ansible

SonarQube

JUnit

Communication & stakeholder management

Mentoring engineers

Tools

Jira

Confluence

Git/GitHub

Jenkins

Ansible

SonarQube

Docker

Kafka

RabbitMQ

Redis

Spring Cloud

Job description

Type of contract: Employment contract

Salary range: 14600 - 22300 PLN gross

What will you do?

As a Senior Java ETL Engineer, you will be responsible for designing, developing, and supporting enterprise applications across the full software development lifecycle. You will work with business and technical stakeholders to deliver scalable solutions, improve engineering standards, support digital transformation initiatives, and ensure stable production services.

Your tasks

• Design and develop enterprise applications throughout the full software lifecycle
• Develop and maintain ETL solutions for data integration and migration initiatives
• Translate business requirements into scalable technical solutions
• Collaborate with developers, testers, architects, analysts, and business stakeholders
• Support Agile and Waterfall project delivery
• Improve code quality, performance, resilience, and maintainability
• Contribute to CI/CD, DevOps, automation, and release processes
• Support system integrations and migration initiatives
• Investigate incidents, perform root cause analysis, and implement permanent fixes
• Conduct code reviews and mentor less experienced engineers

Your skills

• 6+ years of software development experience
• Strong Java, Spring Framework, and REST API and ETL development skills
• Experience with system integration, data migration and data transformation projects
• Experience working in Agile and Waterfall environments
• Knowledge of DevOps practices, CI/CD, and development automation
• Experience with SQL and NoSQL databases (Oracle, PostgreSQL, MongoDB)
• Experience with Jira, Confluence, Git/GitHub, Jenkins, Ansible, and SonarQube
• Experience with automated testing frameworks such as JUnit
• Strong communication, problem-solving, and stakeholder management skills
• Ability to mentor engineers and drive engineering best practices

Nice to have

• Experience with Spring Cloud, MuleSoft, Seeburger BIS, or EDI solutions
• Experience with Kafka, RabbitMQ, Redis, and Docker
• Experience with production support and service reliability improvements

We offer

• Hybrid work in our client's office (Kraków) 8 days a month
• Working in a highly experienced and dedicated team
• Benefit package tailored to your needs (medical, sport, lunch subsidy, life insurance, etc.)
• Online training and certifications
• Access to e-learning platform
• Social events