Toruń, Toruń, Kuyavian-Pomeranian Voivodeship, Polska
Sii Sp. z o.o.
28. 9. 2025
Informacje o stanowisku
technologies-expected :
Java
Apache Kafka
Redis
AWS
AI/LLM
about-project :
Are you ready to join a team that is shaping the future of communication technology on a global scale? Our client, a world-renowned provider of cloud communications solutions, is recognized for delivering innovative platforms that connect people and businesses across the globe. Their Engineering team is growing rapidly and tackles challenges in high-performance, distributed systems, processing massive volumes of data in real time.
We are looking for a Java Developer with AI focus to help build a next-generation fraud prevention platform, leveraging cutting-edge AI/LLM technologies to detect anomalies, automate processes, and strengthen security. If you thrive in an environment where innovation, proactivity, and problem-solving are valued, this role is for you.
Join us and make an impact from day one!
responsibilities :
Design and implement features for a sophisticated fraud detection platform, with end-to-end ownership from architecture to production monitoring
Collaborate with Product teams to define requirements and iterate solutions based on real user feedback
Develop high-performance, scalable, and well-tested systems running on cloud infrastructure
Work on projects involving AI/LLM integration to enhance fraud detection capabilities
Take initiative on independent features and contribute to innovative solutions in a fast-paced environment
requirements-expected :
Minimum 5 years of professional Java development experience with strong software engineering skills
Practical experience in distributed, multi-threaded, and event-driven systems, including web services and caching solutions
Hands-on experience with AI/ML/LLM integrations to enhance product features
Experience with cloud infrastructure (AWS), Terraform, Kafka, Redis, and building high-performance, well-tested systems
Excellent English communication skills, both written and spoken
Residing in Poland required
offered :
Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
Comfortable workplace – class A offices or remote work
Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
Investment in your growth – meetups, webinars, training platform and technology blog – you choose
Fantastic atmosphere created by all Sii Power People