Regular / Senior Java Developer

O projekcie: What we have for you: - Stable cooperation Work on exciting tech challenges using modern solutions. Thanks to our Internal Mobility programme, you can change projects without changing your employer. - SCALO Ambassadors Grow your technical and presales skills, help shape the direction of the organization, and support others by sharing your knowledge and experience. - Be the brand Create meaningful content, share your expertise, and represent SCALO at industry events such as ProMeet. It is a natural way to strengthen your visibility and professional brand. - Benefit box Take care of your health, wellbeing, and everyday comfort with private medical care, a MultiSport card, and a wide range of benefits available through Motivizer. - Referral programm Know a great IT specialist? Recommend them to us. We will handle the rest - they get a new opportunity, and you receive a bonus. A real win-win. - Team gatherings and company events Social outings, company events, and opportunities to get to know each other beyond projects - because strong relationships build the best teams. Wymagania: This offer is for you if: - have at least 6 years of commercial experience as a Java Developer, - have very strong knowledge of Java and Spring (Spring Boot), - have experience working with microservices-based architecture, - have worked with SQL databases (Oracle, PostgreSQL) and messaging systems (JMS / ActiveMQ), - have experience working with high-throughput systems, - are familiar with SDLC processes and agile methodologies (Scrum / Kanban), - communicate fluently in English (minimum B2+/C1), - are ready for periodic on-site work in accordance with a rotational schedule. Codzienne zadania: - participation in a project in the logistics / eCommerce industry related to the development and expansion of a Warehouse Execution System (WES) for large, automated warehouses, - used technology stack: Java 8+, Spring, ActiveMQ, Linux, Oracle, PostgreSQL, REST Webservices, Jenkins, GitHub, - project carried out in an international development team cooperating with QA and architects, - designing, developing, and maintaining high-throughput backend applications, - analysis and development of existing system components and designing new functionalities, - creating Proof of Concept solutions for new technologies, - supporting QA and Infrastructure teams in deployment processes, - maintaining high code quality and technical documentation, - remote support and troubleshooting of client-side systems, - 100% remote work with mandatory readiness for on-site work in a rotational model (1–2 weeks on-site, followed by several weeks of remote work) near Poznań and occasionally in the Czech Republic – all travel costs covered, - rate: 27–33 GBP NET (+ VAT if applicable) on B2B depending on experience.