Billing System Engineer

Job not on LinkedIn

🔥 1 hour ago

🇵🇱 Poland – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

⚙️ Systems Engineer

👻 Ghost score 14%

What it means: the chance that no one is really hiring for this job.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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InPost Group

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🛍️ 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

• Maintain and configure the Comarch BSS platform, particularly Product Catalog, Billing and Billing Mediation • Monitor platform performance, system jobs, error logs and runtime incidents • Investigate data issues and identify their root causes • Monitor system interfaces and integrations to ensure uninterrupted end-to-end data flows • Support backup and recovery processes and solutions that strengthen system availability • Configure data connections and integrations and take technical ownership after implementation • Support audit controls, security requirements and compliance-related activities • Follow the BSS roadmap, run Proofs of Concept and maintain technical documentation • Contribute to platform upgrades, patches, new functionalities and technical issue resolution

🎯 Requirements

• At least three years of experience with Comarch BSS, particularly Product Catalog, Billing or Billing Mediation • SQL for data analysis, record tracing and troubleshooting • At least two years of experience with enterprise system integrations and integration tools • Understanding of billing processes, including invoicing, rating and usage-based billing • Familiarity with Oracle or PostgreSQL databases and Elasticsearch • Practical experience with Linux, REST API testing and Apache Kafka • English at B2 level or higher • Additional advantages: experience with enterprise systems such as CRM, ERP, data warehouses or event-streaming solutions • Additional advantages: knowledge of Apache Cassandra • Additional advantages: knowledge of Kubernetes • Additional advantage: English proficiency at C1 level • Active use of AI tools such as ChatGPT, Claude or GitHub Copilot

🏖️ Benefits

• A real impact on the stability, development, and future direction of billing solutions • Opportunity to work with complex, business-critical systems • Space to propose improvements and take technical ownership • Collaboration with experts across technology and business areas in an international environment • Exposure to Comarch BSS, system integrations, databases, APIs, and event-driven solutions • Opportunities to explore new technologies, run Proofs of Concept, and contribute to billing platform evolution • B2B contract

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