Senior Java Developer

Senior Java Developer - Smart City Miejsce pracy: Łódź Technologies we use Expected Java Kotlin Spring Framework JUnit Mockito Kotest Git Optional MySQL PostgreSQL MongoDB Cassandra AWS Google Cloud Platform Microsoft Azure Docker Kubernetes Kafka RabbitMQ About the project We are currently working with Arrive, a leading global mobility platform that includes brands like EasyPark, Flowbird, RingGo, ParkMobile, and Parkopedia. Active in over 90 countries and 20,000 cities, Arrive helps make urban mobility smarter and travel easier through solutions like smart payments, optimized parking, and EV charging. It's about more than movement—it's about creating more livable cities and better travel experiences. Are you a passionate backend engineer looking to make a significant impact? Join our cross-functional, distributed team responsible for building and maintaining the core backend functionalities that power our B2B customers. You'll be instrumental in developing scalable and robust solutions, directly impacting the efficiency and reliability of our platform. This role offers a unique opportunity to work on cutting-edge technologies and contribute to a critical part of our business, all within a supportive and collaborative environment. Your responsibilities Backend Development: Lead the design, development, and maintenance of backend services using Java and Kotlin, expanding our existing capabilities and driving the team's expertise in backend technologies. Microservices Architecture: Design and develop new backend microservices, and lead the modularization of existing monolithic functionalities. Architecture & Design: Collaborate with fellow engineers on architectural strategy and technical investigations, playing a vital role in defining and implementing scalable solutions. Distributed Team Collaboration: Thrive in a distributed work environment, actively engaging in remote collaboration to ensure seamless team cohesion and productivity. Be ready, after some time, to participate in the on-call rotation. Our requirements Strong proficiency in Java and Kotlin. Solid understanding of object-oriented programming principles and design patterns. Experience with Spring Framework (Spring Boot, Spring MVC, Spring Data, etc.). Experience with RESTful API design and development. Experience with database technologies (SQL databases like MySQL, PostgreSQL, or NoSQL databases like MongoDB, Cassandra). Experience with testing frameworks (JUnit, Mockito, Kotest). Experience with version control systems (Git). Professional fluency in English. Optional Experience with microservices architecture. Experience with cloud platforms (AWS, GCP, Azure). Experience with containerization technologies (Docker, Kubernetes). Experience with message queues (Kafka, RabbitMQ). Experience with performance tuning and optimization. Experience with agile development methodologies. Experience with CI/CD pipelines. Experience with migrating from a monolithic architecture to microservices. This is how we organize our work This is how we work at the client's site you focus on a single project at a time you have influence on the choice of tools and technologies you have influence on the technological solutions applied you have influence on the product you focus on product development you focus on code maintenance agile scrum This is how we work on a project Continuous Deployment Continuous Integration Development opportunities we offer assistance in preparation to public speeches conferences in Poland external training intracompany training substantive support from technological leaders support of IT events technical knowledge exchange within the company What we offer Knowledge sharing within our company. Agile and friendly atmosphere, non-violent communication and full respect for diversity. Possibility to choose from onsite (in Lodz, Poland) or hybrid work (in our office in Łódź city center). Remuneration: 19.000 - 22.000 zł gross on the employment agreement. Benefits sharing the costs of sports activities private medical care flexible working time integration events Recruitment stages Phone Screening with a Recruiter (~15 min) Technical Interview with our the Client Stakeholder Interview with Hiring Manager Feedback/ Offer INCUBLY SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ Hey Nice to see you Let's share our stories to get to know a bit better.... We are business and technology enthusiasts constantly hungry for new challenges, self-development, and development, and nothing motivates us more than great software products and happy customers. At Incubly, we believe that great people want to work with great people, so we started building a company that would attract great minds and allow us to achieve everything without feeling like we're just working, but rather having fun. Our mission is to mainly support tech companies and startups (scaleups) in fast, high-quality scaling up of their teams and boosting their product development, testing, and deployment so that we can succeed together. I hereby give consent for my personal data included in my application to be processed by Incubly Sp. z o.o. for the purposes of the recruitment process under the European Parliament's and Council of the European Union Regulation on the Protection of Natural Persons as of 27 April 2016, with regard to the processing of personal data and the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation).