Senior Fullstack Developer

2 weeks ago

Kraków, Lesser Poland, Czech Republic Crestt Full time
  • Fluent English and Polish (spoken & written)
  • 6+ years of professional experience in fullstack development
  • Strong Java expertise (core and advanced concepts)
  • Proficiency with React
  • Hands-on experience with Spring Framework and Hibernate
  • Knowledge of Kafka and JMS
  • Skilled in Git version control workflows
  • Experience with TDD and BDD
  • Strong SQL skills, including query optimization and performance tuning
  • Excellent communication, analytical, and problem-solving skills
About the Project

We are looking for an experienced Senior Fullstack Developer to join a long-term project in the banking and finance sector. This is a hybrid role, with 80% focus on Java and 20% on React. You will be working on enterprise-grade applications, collaborating closely with business stakeholders, and delivering high-quality, secure, and scalable solutions.

Key Information
  • Onsite requirement: 3 days/week in Kraków office – non-negotiable
  • Project duration: 12 months (possibility of extension)
  • Recruitment process: Minimum 3 interview stages
  • Mandatory Time Away: Up to 10 days/year (likely during December holiday season)
,[Develop and maintain enterprise-grade applications using Java and React, Collaborate with cross-functional teams to design, develop, and deliver features, Implement solutions following TDD and BDD methodologies, Work with Spring, Hibernate, Kafka, and JMS, Optimize SQL queries and ensure database performance, Apply best practices for code quality, security, and maintainability, Participate in code reviews and mentor junior developers] Requirements: Java, React, Git, Kafka, Spring Framework, SQL

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