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Hi, I’m Ronald Carranza, a Senior Backend & Data Systems Engineer with 18 years of experience designing and scaling cloud-native systems for fintech, digital services, and enterprise platforms. I specialize in Python, Node.js, and distributed microservices, building event-driven data pipelines, robust APIs, and high-availability infrastructures that move businesses forward. I’m passionate about mentoring teams, driving engineering excellence, and delivering measurable impact. With a Master’s in Computer Science and a focus on algorithms, distributed systems, and data engineering, I translate complexity into velocity while collaborating effectively with U.S. and LATAM stakeholders.…Hi, I’m Ronald Carranza, a Senior Backend & Data Systems Engineer with 18 years of experience designing and scaling cloud-native systems for fintech, digital services, and enterprise platforms. I specialize in Python, Node.js, and distributed microservices, building event-driven data pipelines, robust APIs, and high-availability infrastructures that move businesses forward. I’m passionate about mentoring teams, driving engineering excellence, and delivering measurable impact. With a Master’s in Computer Science and a focus on algorithms, distributed systems, and data engineering, I translate complexity into velocity while collaborating effectively with U.S. and LATAM stakeholders.

Ronald Carranza

Back-End Developer, Full Stack Developer, Web Developer, +3

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Hi, I’m Ronald Carranza, a Senior Backend & Data Systems Engineer with 18 years of experience designing and scaling cloud-native systems for fintech, digital services, and enterprise platforms. I specialize in Python, Node.js, and distributed microservices, building event-driven data pipelines, robust APIs, and high-availability infrastructures that move businesses forward. I’m passionate about mentoring teams, driving engineering excellence, and delivering measurable impact. With a Master’s in Computer Science and a focus on algorithms, distributed systems, and data engineering, I translate complexity into velocity while collaborating effectively with U.S. and LATAM stakeholders.…Hi, I’m Ronald Carranza, a Senior Backend & Data Systems Engineer with 18 years of experience designing and scaling cloud-native systems for fintech, digital services, and enterprise platforms. I specialize in Python, Node.js, and distributed microservices, building event-driven data pipelines, robust APIs, and high-availability infrastructures that move businesses forward. I’m passionate about mentoring teams, driving engineering excellence, and delivering measurable impact. With a Master’s in Computer Science and a focus on algorithms, distributed systems, and data engineering, I translate complexity into velocity while collaborating effectively with U.S. and LATAM stakeholders.

Available to hire

Hi, I’m Ronald Carranza, a Senior Backend & Data Systems Engineer with 18 years of experience designing and scaling cloud-native systems for fintech, digital services, and enterprise platforms. I specialize in Python, Node.js, and distributed microservices, building event-driven data pipelines, robust APIs, and high-availability infrastructures that move businesses forward.

I’m passionate about mentoring teams, driving engineering excellence, and delivering measurable impact. With a Master’s in Computer Science and a focus on algorithms, distributed systems, and data engineering, I translate complexity into velocity while collaborating effectively with U.S. and LATAM stakeholders.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

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Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Work Experience

Senior Backend & Data Engineer at Infracore Technologies

January 1, 2017 - Present

Architected and implemented Python- and Node.js-based microservices for payments, reconciliation, and data synchronization in multi-tenant fintech systems. Designed event-driven processing pipelines (Kafka, Airflow) handling 100M+ monthly transactions, reducing latency by 45% and achieving 99.99% uptime. Built REST and gRPC APIs integrated with financial partners, serving 10K+ requests per second. Automated CI/CD pipelines (GitHub Actions -> AWS ECS), enabling zero-downtime releases and cutting deployment errors by 60%. Mentored engineers and collaborated with U.S. clients to ensure compliance and scalability.

Senior Backend Engineer at Colombia Digital

May 1, 2014 - December 1, 2016

Modernized high-traffic citizen data platforms using Node.js (Express) and Python (Flask), serving 1M+ daily active users. Implemented Redis caching and PostgreSQL optimization, improving system throughput by 40%. Migrated legacy monoliths to Dockerized microservices, establishing infrastructure as code with Terraform. Introduced automated CI/CD pipelines (Jenkins, GitLab), reducing production incidents by 30%.

Backend Developer at Software Colombia Servicios Informáticos SAS

June 1, 2010 - April 1, 2014

Developed backend services in Java, PHP, and Python, introducing Node.js for I/O-heavy services to improve response times by 30%. Built ETL automation scripts (Python + SQLAlchemy) for integrating financial and logistics data. Designed asynchronous pipelines (Celery + Redis), reducing job processing time by 50%. Automated data syncs with APIs, cutting manual data entry by 80%.

Junior Backend Developer at eTask Solutions

September 1, 2007 - May 1, 2010

Maintained and optimized backend systems, improving uptime from 98.5% to 99.8%. Created monitoring and automation tools, reducing manual maintenance effort by 25%.

Junior Engineer at SP Ingenierías Construcciones y Consultorías SAS

October 1, 2005 - April 1, 2007

Assisted in the preparation of engineering drawings, layouts, and technical reports using AutoCAD and SolidWorks. Supported project planning, scheduling, and cost estimation activities across civil infrastructure projects. Conducted on-site inspections, collected performance data, and prepared progress documentation. Applied ANSYS simulations and MATLAB analysis to model stress, load, and vibration responses, improving structural design reliability. Developed internal Python scripts to automate data collection and reporting workflows, reducing manual effort by 20%.