Senior Java Engineer - hybrid (m/f/n)Full-timeCompany DescriptionInPost Group is an innovative European out of home deliveries company, revolutionizing the way parcels are delivered to customers. With operations across several countries, our network of intelligent lockers provides customers with a fast, convenient, and secure delivery option. InPost Group is a publicly traded company, with a market capitalization of about $5 billion as of March 2023. With over 10,000 people worldwide, InPost Group is one of the largest out of home delivery providers in Europe, committed to providing sustainable and efficient delivery solutions to meet the evolving needs of customers in today's rapidly changing landscape.We are currently hiring Senior Engineers for InPost Pay- a comprehensive e-commerce solution offering a unified platform for payment and delivery. InPost Pay allows users to pay and arrange delivery with one button on the product card, transferring the basket and order to the InPost app. It simplifies the shopping experience by consolidating payments, deliveries, and order tracking into a single app, eliminating the need for multiple emails and messages from different stores→Hybrid model:1 day per week from the officeinWarsaw or Kraków, remaining days remoteJob DescriptionYour responsibilities:EngineeringDesign and implement high-performance microservices inJava / Spring BootBuild and maintain event-driven integrations usingApache KafkaOwn the data layer: schema design, query optimisation, migrations (PostgreSQL)Work within a containerised cloud-native environment:Docker, Kubernetes, GCPHold the bar on code quality through reviews, testing standards, and CI/CD disciplineMentor team members and advocate for a culture of quality and continuous improvementOwnership & DeliveryTake full ownership of features end-to-end - from requirements to production and beyondWork directly with business stakeholders to challenge assumptions and align on solutionsYou understand your product deeply - the business context, the customer impact, the why behind every featureWorking across a large organisation with many teams is complex. You navigate that complexity, build bridges, and push things over the finish lineWrite clear technical documentation: System Design docs, RFCs, and ADRsIdentify and address technical debt proactively - before problems become incidentsParticipate actively in architecture discussions with well-reasoned proposalsQualifications5+ years of commercial Java development(Java 11/17+, Spring Boot, Spring Security, JPA/Hibernate)Strong experience with distributed systems - microservices, event-driven patterns, inter-service communicationDeep JVM internals: memory model, GC tuning, concurrency, performance profilingApache Kafka- producers, consumers, consumer groups, offset management, error handlingPostgreSQL- relational modelling, indexing strategy, query plans, schema migrationsDocker + Kubernetes- day-to-day production usageMaven/Gradle, Git, JIRA, Confluence, Code Reviews, CI/CDProven ability to work with non-technical stakeholders and write design documents others want to readEnglish B2+ - team and stakeholder communicationProficiency in leveragingAI toolsand large language models (e.g., GitHub Copilot, ChatGPT, Claude) to enhance productivity, accelerate development, and solve complex problems.Ability to critically evaluate AI-generated outputs and apply them responsibly within professional workflows.Nice-to-haveKotlin development experienceDomain-Driven Design (DDD), CQRS, Event SourcinggRPC, GraphQLGCP: Cloud Functions, Pub/Sub, GKE, Cloud SpannerMongoDBExperience with high-throughput, low-latency systemsBackground in e-commerce, logistics, or fintechAdditional InformationWhy Join InPost?Opportunity to work in adiverse,international, andcross-functional environment,along with leadingexperts.You work and learn from a senior leader and their leadership team, expanding your experience and exposure in the e-commerce and logistics industries.InPost is a growing company that offers its people an increasing number of opportunities in several locations in Europe.Fulfilling careers with arange of benefitsand investing in providingtraining opportunitiesfor people development.You will feel a part of the InPost community that makes an impact on sustainability, convenient deliveries, and the circular economy every day.Excellent working environment and flexible hoursWe offer B2B type of ContractBy clicking the link above or any third-party link within this posting, you are leaving this site and going to a third-party website where the third-party website's terms and privacy policy applyI'm interestedI'm interestedPrivacy NoticeImprint
