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Hi, I’m Ronny, a Technical Lead and Full Stack Developer with 8+ years of experience building scalable, production-ready systems. I enjoy combining cloud-native architectures, CI/CD automation, and AI-enabled interfaces to deliver robust products in cross-functional teams. In my work, I emphasize clean design, measurable performance improvements, and solid collaboration with product, design, and data teams. I’m passionate about continuous learning and hands-on experimentation—whether it’s optimizing data pipelines, enhancing developer workflows, or exploring new UI paradigms powered by Generative AI. I thrive in dynamic environments where clever engineering and practical problem-solving drive business impact.…Hi, I’m Ronny, a Technical Lead and Full Stack Developer with 8+ years of experience building scalable, production-ready systems. I enjoy combining cloud-native architectures, CI/CD automation, and AI-enabled interfaces to deliver robust products in cross-functional teams. In my work, I emphasize clean design, measurable performance improvements, and solid collaboration with product, design, and data teams. I’m passionate about continuous learning and hands-on experimentation—whether it’s optimizing data pipelines, enhancing developer workflows, or exploring new UI paradigms powered by Generative AI. I thrive in dynamic environments where clever engineering and practical problem-solving drive business impact.

Ronny Manuel Medina Malave

Full Stack Developer, Web Developer, Back-End Developer, +2

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Hi, I’m Ronny, a Technical Lead and Full Stack Developer with 8+ years of experience building scalable, production-ready systems. I enjoy combining cloud-native architectures, CI/CD automation, and AI-enabled interfaces to deliver robust products in cross-functional teams. In my work, I emphasize clean design, measurable performance improvements, and solid collaboration with product, design, and data teams. I’m passionate about continuous learning and hands-on experimentation—whether it’s optimizing data pipelines, enhancing developer workflows, or exploring new UI paradigms powered by Generative AI. I thrive in dynamic environments where clever engineering and practical problem-solving drive business impact.…Hi, I’m Ronny, a Technical Lead and Full Stack Developer with 8+ years of experience building scalable, production-ready systems. I enjoy combining cloud-native architectures, CI/CD automation, and AI-enabled interfaces to deliver robust products in cross-functional teams. In my work, I emphasize clean design, measurable performance improvements, and solid collaboration with product, design, and data teams. I’m passionate about continuous learning and hands-on experimentation—whether it’s optimizing data pipelines, enhancing developer workflows, or exploring new UI paradigms powered by Generative AI. I thrive in dynamic environments where clever engineering and practical problem-solving drive business impact.

Available to hire

Hi, I’m Ronny, a Technical Lead and Full Stack Developer with 8+ years of experience building scalable, production-ready systems. I enjoy combining cloud-native architectures, CI/CD automation, and AI-enabled interfaces to deliver robust products in cross-functional teams. In my work, I emphasize clean design, measurable performance improvements, and solid collaboration with product, design, and data teams.

I’m passionate about continuous learning and hands-on experimentation—whether it’s optimizing data pipelines, enhancing developer workflows, or exploring new UI paradigms powered by Generative AI. I thrive in dynamic environments where clever engineering and practical problem-solving drive business impact.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

Spanish; Castilian

Fluent

English

Advanced

Work Experience

Technical Lead at Arara

April 1, 2023 - Present

Technical Lead at Arara. Upgraded a basic chat feature by building a LangGraph-powered backend that generates Generative UI, integrated into a Next.js frontend for real-time AI-driven interface rendering. Engineered a secure container strategy, achieving a 60% reduction in Docker image size and implementing container hardening across all programming languages. Implemented cloud cost optimization by architecting a Redis caching layer to reduce BigQuery costs and latency. Standardized internal development processes with unified workflows and documentation. Overhauled authentication/authorization by migrating from Django to Auth0 and Fine-Grained Authorization (FGA) for a decentralized, secure infrastructure. Enabled high-efficiency data retrieval with BigQuery streaming queries to prevent memory exhaustion on large datasets. Modernized engineering operations by optimizing GitLab CI/CD pipelines and adding automated vulnerability scanning with Trivy and dedicated testing stages.

Software Developer at Arara

October 1, 2020 - April 1, 2023

Architected and implemented real-time data streaming with Kafka, and orchestrated a large-scale Redis→BigQuery storage migration with secure data isolation. Built a high-performance Publish-Subscribe messaging system coordinating real-time data flows between Kafka and Redis. Migrated mission-critical scheduled tasks from Python to Golang for improved speed and resource efficiency. Strengthened credential security by SSH-based management for private repositories within Docker. Contributed to a React Native mobile app, collaborating with the ML team on indoor navigation for commercial centers.

Full-Stack Developer at Mercado Libre

June 1, 2019 - October 1, 2020

Standardized unit testing with Jest and Pytest. Improved site loading speed by 20% by deferring unnecessary React components. Mentored juniors on unit testing and code quality.

Full-Stack Developer at Flimper

May 1, 2018 - May 1, 2019

Implemented real-time notifications using Action Cable (Ruby on Rails). Built integrations with Facebook, Twitter, and Instagram for advertising campaigns. Led the migration from AngularJS to Angular v5 to improve developer experience.