Senior Full-stack Engineer (10/847)

INFOLET SP. Z O.O.; Kraków; On-site; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Relocation package

Extended medical care

Multisport Benefit card

Life insurance

Job summary

A technology company in Kraków seeks an experienced Software Engineer to join their Data & Insights programme. The role involves developing cloud-native applications on Google Cloud Platform, with a strong emphasis on Java, Spring framework, and microservice architectures. Ideal candidates will have over 6 years of experience in full-stack roles and possess fluent communication skills in English and Polish. A relocation package and extensive medical benefits are provided.

Qualifications

• 6+ years of professional experience in full-stack engineering roles.
• Strong hands-on experience with Java, Spring, and RESTful APIs.
• Proven experience with Google Cloud Platform.
• Experience with microservice-based architectures.
• Experience with relational databases or data platforms.
• Understanding of CI/CD concepts and tools, such as Jenkins.
• Good communication skills and ability to explain technical concepts clearly.
• Fluent English and Polish.

Responsibilities

• Design, develop, test and implement full-stack web applications.
• Support the Data & Insights team in migrating reporting solutions.
• Develop backend services exposing RESTful APIs.
• Participate in code reviews and follow development standards.
• Mentor junior and mid-level engineers.
• Participate in code reviews and follow established development standards and best practices.
• Mentor junior and mid-level engineers, sharing knowledge to support team growth and technology adoption.
• Ensure compliance with IT development methodologies, coding standards and corporate information security policies.
• Produce technical documentation aligned with delivery and product owner requirements.
• Support CI/CD pipelines and contribute to reliable production deployments.

Skills

Java (Java 17+)

Spring / Spring Boot

RESTful APIs

Google Cloud Platform (GCP)

microservice-based architectures

PostgreSQL

BigQuery

AlloyDB

Git

CI/CD

Fluent English and Polish

CI/CD concepts

English and Polish

Tools

Jenkins

GitHub

Jenkins

Job description

Project

You will join a global Data & Insights technology programme focused on modernizing and migrating an existing enterprise reporting and analytics platform from a vendor-based BI solution to a cloud-native architecture on Google Cloud Platform.

The project involves building and evolving large-scale, microservice-based web applications, enabling scalable data access and visualization, and supporting cross-country teams during a significant technology stack transformation.

You will

• Design, develop, test and implement modern full-stack web applications in a cloud environment.
• Work independently and collaboratively as part of a cross-country agile delivery team.
• Support the Data & Insights team in migrating existing reporting solutions from vendor BI technologies to cloud-native platforms.
• Develop backend services using Java and Spring Boot, exposing RESTful APIs
• Contribute to technical designs and implementation decisions within microservice-based architectures
• Participate in code reviews and follow established development standards and best practices
• Mentor junior and mid-level engineers, sharing knowledge to support team growth and technology adoption
• Ensure compliance with IT development methodologies, coding standards and corporate information security policies
• Produce technical documentation aligned with delivery and product owner requirements
• Support CI/CD pipelines and contribute to reliable production deployments

Must have

• 6+ years of professional experience delivering large-scale web applications in full-stack engineering roles
• Strong hands-on experience with Java (Java 17+), Spring / Spring Boot, and RESTful APIs
• Proven experience working with Google Cloud Platform (GCP)
• Experience with microservice-based architectures
• Experience working with relational databases or data platforms such as PostgreSQL, BigQuery, or AlloyDB
• Good experience with Git and source control management systems (e.g. GitHub)
• Understanding of CI/CD concepts and tools, such as Jenkins
• Good communication skills and a natural willingness to share knowledge and explain technical concepts clearly
• Ability to work independently and as part of a distributed team
• Fluent English and Polish

Our offer

• Relocation package (4500 PLN total value), paid in three installments (1500 PLN per month) in case your permanent presence in the office is mandatory, and you need to relocate from another city.
• Benefits: Extended medical care (over 2000 medical facilities in Poland, 80 in Kraków) for you and your family; Multisport Benefit card; life insurance