Senior Java SpringBoot Engineer

24 000 - 30 000 PLNNet per month - B2B
20 000 - 26 000 PLNGross per month - Permanent
Java

Senior Java SpringBoot Engineer

Java

Profesora Michała Życzkowskiego 14, Kraków

Appliscale

Full-time
B2B, Permanent
Senior
Remote
24 000 - 30 000 PLN
Net per month - B2B
20 000 - 26 000 PLN
Gross per month - Permanent

Tech stack

    English

    C2

    Java

    advanced

    Spring Boot

    advanced

Job description

Due to time constraints we are looking for candidates who would be able to start the engagement in September or beginning of October


Our client is one of the largest game studios known for its very successful online MOBA and FPS franchises. You will be part of a Player Platform team responsible for modernizing Java backend services. Player Platform owns critical services and provides core functionality to support the online capabilities of the games developed by our client.


You will migrate services to the latest Java 21 and SpringBoot stack and participate in multiple modernization efforts related to infrastructure, deployment pipelines, and observability tools.


Your team will comprise experienced engineers from Poland who will work closely with other EU and US West Coast engineering teams. Although it's not a daily requirement, due to working across multiple time zones, flexibility to attend later meetings is an important factor for success in this role.


Each team member is expected to proactively propose tools, designs, and implementation strategies.


Responsibilities:

  • Design, code, test, deploy Java applications based on SpringBoot ver. 3

  • Prepare design docs, implementation strategy and choose appropriate libraries

  • Collaborate within your pod (up to 6 engineers) and with other cross-functional teams

  • Create and manage well documented RESTful APIs in SpringBoot

  • Write and execute unit, integration end-to-end and load tests, participate in code reviews

  • Maintain a build automation toolkit in Maven and Gradle

  • Create, modify and maintain CI/CD pipelines with Docker and Github Actions

  • Design and modify database schemas, write MySQL queries, and manage data integrity

  • Deploy and modify infrastructure for the project using Terraform and internal tools

  • Stay updated with Java advancements and industry trends


Required qualifications: 

  • Minimum of 3 years commercial work experience 

  • Bachelor's or higher degree in Computer Science, Software Engineering, or a related field

  • Strong command of Java programming language and related frameworks (SpringBoot, etc.)

  • Familiarity with object-oriented programming (OOP) concepts and design patterns

  • Experience with version control tools (e.g., Git) and build tools (e.g., Mava, Gradle)

  • Ability to create, enhance, and maintain server-side applications

  • Proficiency in building RESTful APIs and handling data formats like JSON/XML

  • Experience working with relational databases (e.g., MySQL, PostgreSQL) and writing efficient SQL queries

  • Aptitude for debugging, analyzing issues, and implementing effective solutions

  • Familiarity with testing frameworks (e.g., JUnit) and agile methodologies

  • Effective communication and teamwork skills


Nice to have: 

  • Experience with IaC solutions like Terraform

  • Experience with CI/CD - Docker, Jenkins, Github Actions

  • Hands-on experience working with Public Cloud, preferably AWS

  • Experience with observability and monitoring tools, preferably Datadog


Published: 10.09.2025

Meet the company

Appliscale

Appliscale delivers scalable, high-performance tech solutions, specializing in cloud migration, system architecture, and custom software to empower businesses worldwide.

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Senior Java SpringBoot Engineer

24 000 - 30 000 PLNNet per month - B2B
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Senior Java SpringBoot Engineer

Profesora Michała Życzkowskiego 14, Kraków

Appliscale

24 000 - 30 000 PLNNet per month - B2B
20 000 - 26 000 PLNGross per month - Permanent
Salary
24 000 - 30 000 PLN
Net per month - B2B

20 000 - 26 000 PLN
Gross per month - Permanent
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