Senior Java Engineer

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🕒 July 24

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InPost Group

WebsiteLinkedInAll Job Openings

10,000+ employees

🛍️ eCommerce

🚗 Transport

📦 Logistics

eCommerce • Transport • Logistics

InPost Group is Europe's leading e-commerce enablement platform, specializing in out-of-home delivery services. Founded in 1999 by CEO Rafal Brzoska, InPost provides cost-effective and environmentally friendly delivery solutions through a robust network of Automated Parcel Machines (APMs) and courier services. The company also offers pick-up drop-off (PUDO) services, enhancing convenience and efficiency for e-commerce merchants across Europe. InPost is committed to sustainability, reducing carbon emissions significantly in its delivery processes. With operations in countries like Poland, France, Benelux, the UK, and Italy, InPost continues to expand its innovative technology solutions to drive long-term growth in the e-commerce sector.

📋 Description

• Engineering Design and implement high-performance microservices in Java / Spring Boot • Build and maintain event-driven integrations using Apache Kafka • Own the data layer: schema design, query optimisation, migrations (PostgreSQL) • Work within a containerised cloud-native environment: Docker, Kubernetes, GCP • Hold the bar on code quality through reviews, testing standards, and CI/CD discipline • Mentor team members and advocate for a culture of quality and continuous improvement • Take full ownership of features end-to-end - from requirements to production and beyond • Write clear technical documentation: System Design docs, RFCs, and ADRs • Identify and address technical debt proactively - before problems become incidents

🎯 Requirements

• 5+ 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 communication • Deep JVM internals : memory model, GC tuning, concurrency, performance profiling • Apache Kafka - producers, consumers, consumer groups, offset management, error handling • PostgreSQL - relational modelling, indexing strategy, query plans, schema migrations • Docker + Kubernetes - day-to-day production usage • Proven ability to work with non-technical stakeholders and write design documents others want to read • English B2+ - team and stakeholder communication • Proficiency in leveraging AI tools and large language models (e.g., GitHub Copilot, ChatGPT, Claude) to enhance productivity and solve complex problems.

🏖️ Benefits

• Excellent working environment and flexible hours • Opportunity to work in a diverse, international, and cross-functional environment • Professional development opportunities