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Senior Site Reliability Engineer

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Location:
Poland , Warsaw

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

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Job Description:

The Senior BizOps Engineer will be responsible for operational support, performance optimization, and continuous improvement of Oracle‑based Data Warehouse solutions. This role requires strong SQL expertise, solid understanding of Oracle database architecture, and the ability to identify and resolve performance and reliability issues in complex database environments.

Job Responsibility:

  • Support and operate Oracle‑based Data Warehouse platforms ensuring high availability, performance, and reliability
  • Optimize and tune SQL / PL/SQL queries to support large‑scale analytical workloads
  • Identify and resolve database and platform performance issues in production environments
  • Participate across the full service lifecycle — from design and deployment to operation and continuous improvement
  • Support new services before launch through design reviews, capacity planning, and readiness assessments
  • Monitor live systems to ensure availability, latency, and overall system health
  • Respond to incidents, perform root cause analysis, and drive long‑term improvements
  • Create and maintain operational and production documentation
  • Drive automation and standardization of operational and support activities
  • Collaborate with development, data, and product teams to improve platform quality and resilience
  • Work with a global, distributed team across multiple time zones
  • Balance technical decision‑making with business impact and customer experience

Requirements:

  • Very good knowledge of: SQL and PL/SQL
  • SQL query optimization and performance tuning
  • Good knowledge of: Oracle database architecture
  • Basics of Oracle database administration
  • Identification and analysis of performance issues in Oracle database environments
  • Strong analytical and problem‑solving skills
  • Ability to work effectively in a complex, highly regulated environment
  • Good communication skills and ability to collaborate across technical and non‑technical teams
  • Ownership mindset and attention to detail
  • Willingness to learn and continuously improve technical and operational skills

Nice to have:

  • Knowledge of OLAP systems
  • Experience with database schema and data model design
  • Understanding of ETL processes
  • Experience with Oracle Analytics Publisher
  • Basic knowledge of Oracle WebLogic
  • Experience with Alteryx (data preparation, analytics, or workflow automation)

Additional Information:

Job Posted:
April 27, 2026

Expiration:
May 30, 2026

Employment Type:
Fulltime
Work Type:
On-site work
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