Patricio Contreras Pardo

Lead Principal Core Infrastructure Engineer (IC5), Tech Lead

Oracle Cloud Infrastructure · Remote, United States

Multicloud platform and technical leadership.

• Multicloud Platform: Infrastructure, security, control plane, and data plane for Oracle Database@Google Cloud, @AWS, and @Azure.
• Wrote design documents and product requirements for multicloud database features on Oracle Database@Google Cloud, led their architecture reviews, and aligned cross-functional teams through production release.
• Designed and delivered APIs supporting service availability for Oracle Database@Google Cloud, improving the customer provisioning experience. Was the tech lead through architecture review and production rollout, using AI agents extensively across planning, implementation, review, and deployment.
• Built components supporting multizone database cluster placement groups for latency-sensitive multicloud workloads.
• Redesigned the control plane and data plane of a core network feature, then migrated existing customers onto it in place across multiple regions, with no service impact.
• Architected automated certificate rotation for multicloud platform services across regions.
• Set code quality standards through code reviews across the team. Mentored two engineers on database infrastructure and distributed systems.

Java, Kubernetes, Terraform, Oracle DB, GCP, OCI

Principal Member of Technical Staff (IC4)

Oracle Cloud Infrastructure · Remote, United States

Database networking for Oracle Database@Google Cloud.

• Led on-time delivery of a database networking feature for Oracle Database@Google Cloud, covering architecture, security model, and production deployment.
• Reduced control plane errors through preflight validations and integrations with dependent service teams.
• Contributed to the network data plane and security model for low-latency database connectivity.
• Optimized Kubernetes resource allocation to reduce latency between multicloud services.
• Trained and mentored two new engineers, helping them ramp up and contribute independently.

Java, Kubernetes, Docker, Oracle DB, OCI Networking, GCP Networking, Terraform

Tech Lead & Senior Software Engineer

Parse Software · Remote, Chile

Greenfield full-stack systems for industrial clients — optimization, logistics and scheduling.

• Architected and implemented six greenfield full-stack applications, migrating legacy systems to .NET Core, C#, and Angular microservices.
• Shipped a custom fractional knapsack algorithm that improved production efficiency by 2% at a major South American brewery. Write-up
• Engineered a distributed optimization backend that reduced product losses by 56%, resulting in an estimated $500K in annual savings.
• Mentored software engineers and led a cross-functional team to improve coding and problem-solving skills.

C#, .NET Core, Angular, SQL Server, RESTful APIs

Software Engineer Consultant

Freelance · Remote, Chile

Scalable web applications, plus two projects outside the usual run of work.

• Engineered scalable web applications using Node.js, TypeScript, Angular, and PostgreSQL.
• Designed a shift scheduling optimization algorithm in Python for 300+ employees, aligning with local labor regulations.
• Developed a zero-knowledge proof application using rollup and circuits.

Senior Manager, Network Operations

Redbanc S.A. · Chile

Transactions, payments and ATM network operations.

• Led the industry-wide project to replace Chile's national ATM monitoring system: wrote the RFP with the legal team, evaluated vendors, including visits to ATM networks in Europe, and reported progress to the CEO and board of directors.
• Ran ATM network operations and customer technical support with a team of 50, keeping 98% network uptime across systems processing 100M+ transactions a year.
• Managed the telecom carriers behind the ATM network and chose each site's connectivity, wired or VSAT satellite.
• Led the software projects for network monitoring, and moved the monitoring center, customer support and telecom engineering in-house.

Head of Requirements Unit

Redbanc S.A. · Chile

Requirements and systems for interbank transaction processing.

• Designed the database model and prototype for the interbank settlement system, which reconciled CLP 2 billion (about US$4M) in balances between issuing and acquiring banks.
• Led a team of five that replaced the Excel-based process (100+ spreadsheets) with a Java and Oracle DB system, cutting processing from one week to one hour with 100% accuracy. The system passed external certification.
• Designed the transaction forecast model and fraud analysis using a data warehouse and SQL.

Software Engineer

Parse Software · Chile

Attendance and payroll systems, and ERP integrations.

• Led development of an attendance web application and backend services for 1,000+ employees, including salary and overtime calculations by business unit.
• Built .NET services that ran 24/7 to send employee data to payroll, and worked on ERP integrations from use cases through database modeling, using C#, SQL Server, and Oracle.