Madiff

Oracle Database Administrator

Madiff  •  Warsaw, PL (Onsite)  •  14 days ago
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Job Description


We are looking for an Oracle Database Administrator to join an international DBA team supporting large-scale, high-availability database environments within the payments domain. The role focuses on maintaining database stability, performance, and scalability across production systems operating in distributed architectures.


This is a hands-on DBA role requiring strong Oracle expertise, production support experience, and practical knowledge of performance tuning and optimisation in enterprise environments.


Responsibilities


• Perform database and SQL performance tuning

• Design, implement, and maintain Oracle database instances

• Conduct root cause analysis of production database issues

• Monitor, maintain, and support database environments on a daily basis

• Work with development teams on data models and database design

• Implement performance and resource optimisation solutions

• Support high availability and reliability of production systems


Requirements


• Minimum

3+ years of experience

as an Oracle DBA

• Hands on experience with Oracle databases on

Unix/Linux environments

• Strong knowledge of database performance tuning and optimisation

• Experience supporting production environments and resolving issues

• Good understanding of distributed systems and database architecture

• Strong SQL knowledge and database development understanding

• Fluent English communication skills

Nice to have


• Experience with high volume

OLTP systems

• Experience with large scale databases (terabyte level)

• Knowledge of

Data Guard replication

• Strong understanding of Oracle best practices such as schema design, indexing, and query optimisation

• Experience working in global or distributed teams


Benefits



Solid, competitive salary


Work in multilingual, multinational and multicultural environment on international projects


Comprehensive healthcare


Long-term B2B contract with stable project pipeline
Madiff

About Madiff

We are an international Innovation, IT and high-tech engineering consulting company that delivers unique value in a wide variety of industries.

Our mission is to add value to our customers businesses by providing digital and technological innovation services, delivering disruptive results and making our clients stand out in their market.

We are driven by a creative and innovative consulting approach strongly oriented to getting results. We MAKE THE DIFFERENCE.

Poland | UK | Switzerland | USA | Norway | Portugal | Spain | France | Singapore

Warsaw

Prosta 20

Wrocław

Rybacka 7

Lublin

Grottgera 2

Industry
IT & Software
Company Size
51-200 employees
Headquarters
Warszawa, PL
Year Founded
2015
Website
madiff.eu
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