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Maria P.
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Maria P.

Oracle Solutions Architect | ERP & APEX Specialist

Do you have complex business workflows, enterprise data challenges, or a need for custom Oracle applications that meet strict regulatory requirements? I am a Senior Oracle Solutions Architect with over 15 years of experience building scalable, secure, and high-performance enterprise systems. I specialize in bridging the gap between business logistics and technical execution, ensuring that your software isn't just functional—it’s audit-ready and built to last. My Core Expertise: Oracle APEX Development: Modern, responsive, and data-driven web applications designed for complex business logic. ERP & EBS Integration: Deep experience integrating Oracle E-Business Suite with custom solutions, ensuring data integrity across financial and supply chain modules. Enterprise Logistics & Warehousing: Proven track record in developing systems for bonded warehousing, inventory management, and import/export logistics. Compliance-Focused Architecture: I design with compliance in mind. Whether you are dealing with CQC, financial data, or sensitive enterprise information, I bake security and auditability directly into the system architecture from day one. Why work with me? I don’t just write code; I architect solutions. I understand the "big picture" of your business operations—from financial capitalization to multi-tenant user security. My goal is to provide you with a robust system that simplifies your operations and scales with your growth. Let’s discuss your project. If you need an expert to untangle a complex database challenge, modernize a legacy system, or build a secure, mission-critical application from the ground up, let's connect. I am ready to bring my 15 years of Oracle experience to your next project.

🇿🇦Johannesburg, South Africa$30/hr100% JSS4.99 (31)Since Jan 2020

Earnings and projects

MRR
$150

Last 6 months ÷ 6

World#123,313 / 412k
🇿🇦Country#717 / 2,548
Revenue, last 30 days
$0

Last 6 months: $900

Total earnings
$233k

Billed in all: $240k

World#11,953 / 412k
🇿🇦Country#54 / 2,548
Per project
$3.5k

$180 in the last 6 months

World#48,837 / 412k
🇿🇦Country#266 / 2,548
Projects, last 6 months
5
80% fixed20% hourly
World#41,746 / 412k
🇿🇦Country#139 / 2,548
Projects in all
67

Across 75 contracts

88% fixed12% hourly
World#44,983 / 412k
🇿🇦Country#199 / 2,548

Earnings, last 30 days

$240kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$237.5k$240.0k$242.5k$245.0kOct 8Oct 23Nov 7

Skill rankings: Top 18% in Sass

Ranked by MRR among everyone on Upwork with the skill.

  1. #20Oracle APEX84 freelancers · 🇿🇦 #1Top 24%
  2. #24Database Security57 freelancers · 🇿🇦 #1Top 42%
  3. #35Life Science139 freelancers · 🇿🇦 #1Top 25%
  4. #44SAS239 freelancers · 🇿🇦 #1Top 18%
  5. #84Oracle PLSQL399 freelancers · 🇿🇦 #1Top 21%
  6. #138Oracle490 freelancers · 🇿🇦 #2Top 28%
  7. #238Sass1,305 freelancers · 🇿🇦 #2Top 18%
  8. #519ERP Software1,408 freelancers · 🇿🇦 #2Top 37%