Michael Markiw
Senior Java Engineer
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About
Providing 20 years of valuable expertise, I am adept with the skills to lead multiple complex projects that require coordination of internal and external resources and schedules. Proficient at engaging with staff, stakeholders, and executive leadership to drive all aspects of software infrastructure. As a leader, I am skilled in spearheading, implementing, and administering enterprise-wide information systems while overseeing and managing projects that meet and exceed company goals and expectations.
Moreover, while my extensive background has afforded me a well-rounded skill set, I have:
- Spearheaded the development of Java applications by utilizing innovative design methodologies and implementing robust software solutions.
- Demonstrated proficiency in Oracle technologies, including database management, SQL, and PL/SQL programming.
- Collaborated effectively with cross-functional teams to deliver high-quality, scalable applications aligned with business objectives.
- Proactively sought opportunities to contribute expertise in Java development and Oracle integration within dynamic software development environments.
Experience
Sr. Oracle Technology Consultant | Inoapps – Pittsburgh, PA September 2022 – Present
Developed Oracle APEX dashboards, REST Interfaces, and reports for multiple clients to streamline reporting systems and enhance user access controls. Implemented Oracle E-Business Suite interfaces utilizing Oracle Integration Repository and custom database stored procedures to interface with 3rd party APIs for Accounts Payable and General Ledger data tables.
Key Initiatives:
- Enhanced performance of a 3rd party Java-based web service interface, reducing runtime from 18+ hours to <15 minutes per day, while also mentoring junior developers on maintenance and deployment
- Established custom data migration process for Oracle Cloud Financials to automate synchronization of Accounts Payable, Purchase Orders, General Ledger, Accounts Receivable, and HCM data across multiple ERP systems
- Upgraded legacy Oracle E-Business Suite PL/SQL interface to adapt to Oracle 12.2 changes in data models and API structures for Accounts Payable interfaces related to Invoices and Purchase Orders.
Created, developed, and maintained a web-based document management and version control system for NASA Goddard Space Flight Center, serving thousands of users. Utilized technologies such as J2EE, Spring WebMVC, jQuery, and Oracle 10g database.
Key Initiatives:
- Revamped legacy systems at NASA Goddard Space Flight Center with outdated functionality and security issues.
- Developed multiple Java web applications at the University of Pittsburgh School of Medicine to streamline research grant management and financial disclosures, replacing manual Excel spreadsheets.
- Designed and implemented a custom PL/SQL based web service interface for Nivo1 to automate financial data import to Oracle E-Business Suite, significantly reducing processing time.
- Implemented Oracle E-Business Suite text attachments for Accounts Payable Invoices to enhance document retention and streamline user access.
- Installed and configured Red Hat Linux and Oracle Unbreakable Linux on client hardware or VMs to support new and upgraded Oracle databases and E-Business Suite instances.
Education
Bachelor of Arts in Computer Science | Gannon University – Erie, PA

