Carlo Ramirez

Senior Full Stack Software Engineer with 8+ years of experience designing and developing scalable backend systems, full-stack applications, and integration platforms. Strong expertise in REST APIs, microservices architecture, and multi-tenant system design using Node.js, Python, and cloud platforms including AWS and Azure. Proven track record in building secure, high-performance systems and integrating third-party SaaS, CRM, and payment services.

Experience delivering AI/ML-driven solutions and data pipelines to support business automation and decision-making. Collaborative contributor across product, engineering, and operations teams with consistent delivery of optimized, production-ready systems.

Senior Full Stack Engineer at NORTHBRIDGE FINANCIAL SYSTEMS (2021-03 – 2025-11)

• Designed and implemented scalable full-stack applications using React and Node.js, supporting over 50,000 active users while improving system response time by 35% through optimized API handling and efficient frontend rendering strategies.
• Architected and developed RESTful APIs and microservices using Node.js and Python, enabling seamless communication between distributed systems and reducing service latency by 28% in production environments.
• Led backend integration initiatives connecting CRM, payment gateways, and SaaS platforms via secure APIs and webhooks, increasing operational automation efficiency by 40% and reducing manual processing errors.
• Built multi-tenant architecture supporting 120+ enterprise clients within a shared infrastructure, ensuring data isolation, scalability, and performance consistency across all tenants.
• Implemented cloud-based deployments on AWS using Docker and CI/CD pipelines, reducing deployment time by 50% and improving release stability across staging and production environments.
• Developed data pipelines and integrated machine learning models using Python and Scikit-learn, enabling predictive analytics features that improved business decision accuracy by 20%.
• Collaborated with cross-functional teams including product managers and operations to translate business requirements into scalable technical solutions, ensuring alignment with organizational goals.
• Optimized database queries and indexing strategies in PostgreSQL and MongoDB, resulting in a 30% improvement in query performance under high-load conditions.
• Ensured system security by implementing authentication, authorization, and encryption standards, reducing vulnerability exposure and maintaining compliance with industry best practices.
• Developed and maintained backend services and API integrations using Python and Java, supporting high-volume data exchange between internal systems and external SaaS platforms.

Full Stack Developer at BLUEWAVE SOFTWARE ENGINEERING (2018-01 – 2021-02)

• Designed and implemented scalable full-stack applications using React and Node.js, supporting over 50,000 active users while improving system response time by 35% through optimized API handling and efficient frontend rendering strategies.
• Architected and developed RESTful APIs and microservices using Node.js and Python, enabling seamless communication between distributed systems and reducing service latency by 28% in production environments.
• Led backend integration initiatives connecting CRM, payment gateways, and SaaS platforms via secure APIs and webhooks, increasing operational automation efficiency by 40% and reducing manual processing errors.
• Built multi-tenant architecture supporting 120+ enterprise clients within a shared infrastructure, ensuring data isolation, scalability, and performance consistency across all tenants.
• Implemented cloud-based deployments on AWS using Docker and CI/CD pipelines, reducing deployment time by 50% and improving release stability across staging and production environments.
• Developed data pipelines and integrated machine learning models using Python and Scikit-learn, enabling predictive analytics features that improved business decision accuracy by 20%.
• Collaborated with cross-functional teams including product managers and operations to translate business requirements into scalable technical solutions, ensuring alignment with organizational goals.
• Optimized database queries and indexing strategies in PostgreSQL and MongoDB, resulting in a 30% improvement in query performance under high-load conditions.
• Ensured system security by implementing authentication, authorization, and encryption standards, reducing vulnerability exposure and maintaining compliance with industry best practices.
• Developed and maintained backend services and API integrations using Python and Java, supporting high-volume data exchange between internal systems and external SaaS platforms.

Full Stack Developer at INNOVATECH SYSTEMS (2015-06 – 2017-12)

• Designed and implemented microservices architecture for scalable system communication, improving system reliability by 25% and enabling independent service deployment cycles.
• Integrated third-party platforms including CRM tools and payment systems using REST APIs and webhook-based event processing, increasing transaction processing efficiency by 30%.
• Built and maintained data pipelines handling over 1 million daily records, ensuring data accuracy and real-time synchronization across multiple services.
• Designed multi-tenant database structures using PostgreSQL, supporting scalable client onboarding and reducing infrastructure costs by 20%.
• Monitored and troubleshot production systems, reducing system downtime by 35% through proactive issue detection and resolution.
• Collaborated with frontend teams to ensure seamless integration with Angular-based interfaces, improving end-to-end user experience and system usability.
• Implemented cloud solutions on Microsoft Azure, improving system scalability and enabling automated resource management.
• Maintained comprehensive technical documentation for APIs, system architecture, and integration processes to support internal teams and future scalability.
• Developed responsive web applications using JavaScript, HTML, CSS, and React, improving user engagement by 25% through enhanced UI/UX design and performance optimization.
• Built backend systems using Node.js and Express.js, enabling scalable API services that supported rapid feature development and deployment cycles.
• Designed and managed relational and NoSQL databases including MySQL and MongoDB, ensuring efficient data storage and retrieval for high-traffic applications.
• Implemented RESTful APIs for frontend-backend communication, improving application performance and reducing data latency by 20%.
• Collaborated with design and product teams to deliver feature-rich applications aligned with business requirements and user needs.
• Optimized application performance by reducing frontend load times by 30% through code splitting and efficient asset management.
• Developed authentication and authorization systems to secure user data and application access.
• Participated in code reviews and agile development processes, improving code quality and team productivity.
• Contributed to deployment automation using basic CI/CD pipelines, reducing manual deployment effort by 15%.

Bachelor's Degree in Computer Science – Ateneo de Manila University (2012-07 – 2016-05)