
18+ years securing and optimizing IBM i / AS400 systems for banks and financial institutions across Latin America and Europe. Based in Poland. Let's work together.
DCL VAR(&NAME) VALUE('JOHN')
DCL VAR(&SURNAME) VALUE('JIMENEZ')
DCL VAR(&BORN) VALUE('VENEZUELA')
/* John Jimenez | IBM i & AS400 Consultant - Financial Sector
*/
What am I good at?
IBM i Admin
Extensive experience in IBM i administration specifically tailored for the financial sector, I have developed a deep understanding of the unique challenges and requirements within the iSeries Technology.




We believe in your success and that big data can help you achieve the best results for your business, regardless of your field or target market.
LifeCycle management
Deep understanding of the full software development lifecycle, I am adept at navigating each stage from initial planning and design to development, testing, deployment and maintenance.




High Availability
Advanced knowledge of replication technology, both by software and hardware, this enables me to implement robust solutions that ensure uninterrupted access to critical data and applications for companies enviroments.
Process Automation
I can effectively automate repetitive processes on the IBM i platform. With this not only streamlines operations but also significantly reduces the resources required for manual tasks. Helping to mitigate the risk of potential errors.
Let's Work together


SQL Proficiency
Highly skilled query capabilities enable me to deliver complex data analytics while significantly reducing workload demands. I can efficiently sift through vast amounts of data, without the need for excessive manual effort.


Cyber Security Expertise
Financial institutions trust me to keep their IBM i systems secure and compliant. From identifying privilege misconfigurations to implementing exit point controls and audit journal strategies, I've helped clients across Europe and Latin America meet regulatory requirements and protect sensitive data - with zero unplanned downtime during engagements.
Throughout my career, I have been involved in numerous successful IBM i projects, both as an employee and as a consultant. My focus has primarily been on enhancing the overall security, availability, and performance of the platform. By leveraging my expertise and experience, I have implemented various strategies and solutions that have significantly improved system integrity and uptime. Collaborating with cross-functional teams, I have consistently delivered results that not only meet but often exceed client expectations.
We've worked together


Successful Projects
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Power System Hardware upgrade
Mitigating Hardware Failure Risk: Crafting an Accurate Proposal
CRM implementation for major corporations
Implementing Venezuela's Leading Card Transactions CRM System: A Long-Term Project
Automatic HA system switch Startup
Automated Service Start: Reducing Errors, Downtime, and Costs
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Flashcopy Backups Implementation
Minimizing Downtime with a New Backup Strategy at BELFIUS Insurance


Product's Expertise
As a certified trainer and project implementer in IBM i products, I have extensive expertise in this area. My experience spans various projects where I have successfully deployed solutions leveraging the capabilities of IBM i systems. I have cultivated a deep understanding of key products, including Db2 and IBM i Access, and have guided numerous clients through their implementation journeys. My role as a trainer has enabled me to share my knowledge with others, empowering teams to leverage the full potential of IBM i technology.








Fruitful partnerships
Don't just take our word for it – our clients frequently stay in touch with us and work with us on future projects that require big data insights.




John Bjerrand
I oversee the management of IBM i servers in the financial sector. Working with John provided us with the confidence we needed to optimize our server performance and maintain seamless operations. Their support was invaluable in enhancing our overall system reliability.
IBM i Financial Sector Customer
As an IBM i customer in the financial sector, I've found it rewarding to see the improvements in system performance, especially in our SQL scripts. The thorough analysis and enhancements implemented have allowed us to optimize our operations significantly, leading to faster processing times and more efficient data management. This progress has made a notable impact on our overall productivity and the quality of service we can provide to our clients.
Contact me
If you have any requests, queries, or are interested in collaborating with me, please don't hesitate to reach out using the form provided below or any of my social media!
Location
Katowice
Slaski, Poland 40-698
Hours
I-V 9:00-18:00
VI - VII Closed
Contacts
+48 797 524 731
p1n34pl3@gmail.com














