Rafael Pamintuan

Senior Full Stack Software Engineer with 9+ years of experience building scalable enterprise applications across healthcare, financial systems, ERP platforms, and supply chain domains. Strong expertise in .NET, Python, Ruby on Rails, PHP (Laravel, Symfony),

Golang, and C++, along with React and Angular, with a proven track record of designing robust backend services, cloud-native architectures, and high-performance data pipelines. Experienced in integrating complex systems across cloud platforms

(AWS/Azure/GCP), optimizing transactional workflows, and delivering reliable, production-grade solutions. Known for ownership mindset, cross-functional collaboration, and delivering business-critical systems in fast-paced environments.

Bruntwork Jan 2026 - Mar 2026

Senior Software Engineer

• Designed and developed .NET Core, Python, and Golang-based microservices supporting ERP-integrated financial and supply chain systems
• Built PHP (Laravel)-based API services for lightweight integrations with third-party vendors and internal tools
• Implemented high-performance data processing components using Golang and C++ for compute-intensive workflows
• Built React-based dashboards and internal tools to visualize KPI metrics and operational data across multi-entity environments
• Implemented cloud-native integrations (AWS/Azure) to synchronize ERP, logistics, and e-commerce platforms, reducing manual reconciliation
• Developed automation workflows using Python and backend services to streamline order processing and reporting pipelines
• Optimized database performance across PostgreSQL and MongoDB, improving query efficiency for high-volume transactions
• Collaborated with finance and operations teams to translate business requirements into scalable full stack solutions

TV-Messenger May 2024 - Nov 2025

Software Engineer

• Developed backend services using Node.js, Python, and PHP (Symfony) for financial and operational system integrations
• Built and maintained RESTful APIs to connect internal platforms with third-party services (e-commerce, logistics, payment systems)
• Leveraged Golang for asynchronous processing and background job handling to improve system throughput
• Worked with SQL databases (PostgreSQL/MySQL) to design and optimize transactional and reporting data models
• Contributed to front-end features using JavaScript frameworks (React/Angular basics) for internal dashboards and reporting tools
• Improved financial data workflows by identifying inconsistencies and reducing reconciliation discrepancies
• Participated in debugging and resolving production issues affecting business-critical workflows
• Supported automation initiatives that reduced manual intervention in order and inventory processes

EPAM Systems Jun 2018 - Apr 2024

Software Engineer

• Developed enterprise applications using .NET Core, Python, Node.js, and PHP (Laravel/Symfony) supporting financial and operational systems
• Built scalable backend services using Golang for high-throughput APIs and event-driven processing
• Utilized C++ modules for performance-critical components in data processing pipelines where low latency was required
• Built React and Angular-based UI components for internal tools and data visualization platforms
• Designed APIs and backend services for integrating multi-system enterprise environments
• Implemented data pipelines and synchronization processes across distributed systems
• Managed structured data using SQL Server, PostgreSQL, and optimized database queries for performance
• Integrated third-party services and external APIs into enterprise platforms

Olo May 2017 - May 2018

Software Engineer

• Developed backend services using Ruby on Rails, .NET, and PHP (Laravel) supporting financial and operational workflows
• Built APIs and integrations for syncing transactional data across multiple systems
• Assisted in optimizing backend performance using Golang-based services for specific processing tasks
• Worked with SQL databases to manage structured business data and reporting requirements
• Assisted in building front-end features using Angular for internal applications
• Supported validation and testing of transactional data flows in production systems
• Collaborated with teams to troubleshoot issues and improve system performance
• Contributed to system documentation and engineering best practices

Harbin Institute of Technology

Jun 2014 – Apr 2017

B.S., Computer Science

GPA 3.7/4.0