We are a forward-thinking team focused on delivering high-quality software solutions. Our projects span across modern web applications, data-driven platforms, and enterprise-grade systems. We value innovation, collaboration, and continuous learning. The product that we’re working on:-Developing print, eMail & mobile push products – from personalization & templating to sending the communication via service provider-Creating UI based definition of a specific push communication including definition regarding dispatch (time/trigger) and structure of the activityWe are looking for a skilled Senior Fullstack Developer with expertise in requirement elicitation, conceptual work, Spring Boot, Next.js, and Data Reports Creation to join our team.Your responsibilities: Support Crew Trinity during requirement elicitation Reverse engineering existing functionality Develop and maintain scalable backend services using Spring Boot Build responsive and performant frontend applications using Next.js Design and generate insightful data reports for internal and external stakeholders Collaborate with cross-functional teams to define, design, and ship new features Ensure code quality through unit testing and code reviews Optimize applications for maximum speed and scalability Your Profile: Proven experience with Spring Boot and Java Strong proficiency in SQL for working with relational databases or similar thechnologies like BigQuery Experience in building and optimizing data quiring from BigQuery and Postgres tables Experience with data visualization/reporting tools (e.g., Thoughtspot or custom dashboards) Strong proficiency in Next.js, React, and modern JavaScript/TypeScript Familiarity with RESTful APIs and microservices architecture Good understanding of CI/CD pipelines and DevOps practices Experience in deep requirement analysis and development of technical solutions Excellent problem-solving and communication skills Experience with cloud platforms (GCP, AWS, Azure) How about?

Employment contract? Of course. With us you do not have to worry about stable employment.

Benefits? We have them! Among other: corporate incentive program, sport card, private medical care.

Lunch card? With the cooperation extended and permanent contract, you will receive additional funds to use for meal purchases.

Working in a hybrid model? Of course! ! You work with us 2 days a week from home.

Work wherever you want? In PAYBACK you have the opportunity. Working 100% remotely, also from European countries for 15 days a year.

‎Flexible working hours? Sounds great! We start working between 7 to 10.

Trainings? Of course. We provide training to develop hard and soft skills.

Convenient location? Sure! We invite you to our new office at Rondo Daszyńskiego, but we are currently also working remotely.

Dress code? We definitely say no. There are no rigid dress code rules in our company, sneakers are more than welcome.

Friendly atmosphere at work? Yes! In PAYBACK, people are the most important asset‎.

‎Something is missing? Open communication is our priority, so dare to ask!‎