TL;DR

Senior Product Engineer (Fintech): Building and scaling a world-class payment platform that impacts millions of users worldwide, with an accent on scalability, security, and reliability. Focus on designing robust backend systems using Java and Spring Boot, integrating with payment service providers, and ensuring seamless transactions.

Location: Hybrid in Łódź, Poland

Company

%hirify_global% is a leading global mobility platform present in over 90 countries and 20,000 cities, helping people and decision-makers make smarter decisions about urban mobility.

What you will do

Contribute to the entire payment lifecycle, from validating funds to receipt generation.
Design, develop, and implement robust, scalable, and secure backend systems using Java and Spring Boot.
Integrate the platform with leading payment service providers for expansion into new markets.
Minimize credit loss, reduce customer friction, and uphold high security standards for payment-related data.
Develop and maintain payment integrations, e-invoicing systems, and invoicing documents.
Participate in DevOps practices, including rapid delivery, troubleshooting, and collaboration with cross-functional teams.

Requirements

Strong foundation in backend development and programming principles.
Proficiency in Java and Spring Boot.
Experience with databases, SQL, and messaging systems like Kafka.
Familiarity with cloud environments (AWS preferred).
Collaborative mindset and excellent communication skills.
5+ years of professional software development experience.

Nice to have

Experience with billing or financial systems.
Experience with React.

Culture & Benefits

Be a key player in building and improving systems for seamless and secure payment experiences globally.
Work with a talented team and expand your skills in backend development, cloud technologies, and DevOps practices.
Tackle complex challenges related to scalability, security, and reliability.
Have end-to-end ownership of solutions and contribute to all stages of development.