Senior Java Fullstack Developer | Hybrid Krakow

Talanto; Kraków; Hybrid; PLN 180,000 - 300,000; Part time

Benefits offered by this job

Hybrid work arrangement

International projects

Professional growth

Job summary

Talanto in Kraków is seeking an experienced Java Developer to design, build, test and maintain enterprise-grade applications. You will engage in backend development with Java, Spring Boot, and related frameworks, crafting scalable RESTful APIs and microservices.

As a senior engineer, you will collaborate with analysts and architects, ensure code quality, and optimize performance while participating in CI/CD pipelines and DevOps practices for smooth deployment.

Qualifications

• 7+ years of experience in Java application development.
• Strong expertise in Spring Boot.
• Spring MVC and RESTful Web Services.
• Hibernate/JPA and relational databases (SQL Server, Oracle, MySQL, PostgreSQL).
• Git and version control, Maven/Gradle build tools.
• Unit testing with JUnit and Mockito; understanding of OOP and design patterns.

Responsibilities

• Design, develop, test, and deploy scalable Java-based applications.
• Build and maintain RESTful APIs and Microservices.
• Develop backend services using Java, Spring Boot, and related frameworks.
• Collaborate with business analysts, architects, and development teams to understand requirements.
• Write clean, maintainable, and efficient code following coding standards.
• Troubleshoot, debug, and optimize application performance.
• Participate in code reviews and ensure high-quality deliverables.
• Work with CI/CD pipelines and DevOps practices for application deployment.
• Ensure application security, reliability, and scalability.

Skills

Java

Spring Boot

Spring MVC

RESTful APIs

Microservices

Hibernate/JPA

Relational databases

Git

Maven/Gradle

JUnit/Mockito

CI/CD

Design patterns

OOP

Job description

MySQL PostgreSQL SQL Java CI/CD Spring Boot Spring

Important: if an employer asks you to log into their system via iCloud or Google, send a code, an SMS or Telegram password, run some code, or install software — refuse. These are signs of fraud.

We are seeking an experienced Java Developer with strong expertise in designing, developing, and maintaining enterprise-grade applications. The ideal candidate should have hands-on experience in Core Java, Spring Boot, Microservices, REST APIs, and database technologies, along with a solid understanding of software development best practices.

Type of contract: B2B

Location: Kraków (3 days per week from the client’s office)

Design, develop, test, and deploy scalable Java-based applications.

Build and maintain RESTful APIs and Microservices.

Develop backend services using Java, Spring Boot, and related frameworks.

Collaborate with business analysts, architects, and development teams to understand requirements.

Write clean, maintainable, and efficient code following coding standards.

Troubleshoot, debug, and optimize application performance.

Participate in code reviews and ensure high-quality deliverables.

Work with CI/CD pipelines and DevOps practices for application deployment.

Ensure application security, reliability, and scalability.

Required Skills

7+ years of experience in Java application development.

Strong expertise in:

Spring Boot

Spring MVC

RESTful Web Services

Hibernate/JPA

Experience with relational databases such as SQL Server, Oracle, MySQL, or PostgreSQL.

Proficiency in Git and version control systems.

Knowledge of Maven/Gradle build tools.

Experience with unit testing frameworks like JUnit and Mockito.

Understanding of design patterns and object-oriented programming principles

Benefits

Stable long-term cooperation with opportunity for extension

Opportunity to work with modern technologies in an international environment

Professional growth and continuous development opportunities

Participation in challenging and impactful projects