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I'm Alberto Barboza, a Senior Full-Stack Engineer with 9+ years of experience building scalable, secure, and efficient server-side applications. I lead platform rebuilds from scratch, own CI/CD and observability end-to-end, and develop services that serve 40M+ users and handle 120M+ monthly requests. I'm proficient in React, Next.js, Node.js, TypeScript, and cloud-native infrastructure on AWS/Google Cloud. I focus on Separation of Concerns (SoC), security best practices, and performance optimization, and I have experience with AI-first engineering workflows and data-driven product development.…I'm Alberto Barboza, a Senior Full-Stack Engineer with 9+ years of experience building scalable, secure, and efficient server-side applications. I lead platform rebuilds from scratch, own CI/CD and observability end-to-end, and develop services that serve 40M+ users and handle 120M+ monthly requests. I'm proficient in React, Next.js, Node.js, TypeScript, and cloud-native infrastructure on AWS/Google Cloud. I focus on Separation of Concerns (SoC), security best practices, and performance optimization, and I have experience with AI-first engineering workflows and data-driven product development.

Alberto Barboza

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

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I'm Alberto Barboza, a Senior Full-Stack Engineer with 9+ years of experience building scalable, secure, and efficient server-side applications. I lead platform rebuilds from scratch, own CI/CD and observability end-to-end, and develop services that serve 40M+ users and handle 120M+ monthly requests. I'm proficient in React, Next.js, Node.js, TypeScript, and cloud-native infrastructure on AWS/Google Cloud. I focus on Separation of Concerns (SoC), security best practices, and performance optimization, and I have experience with AI-first engineering workflows and data-driven product development.…I'm Alberto Barboza, a Senior Full-Stack Engineer with 9+ years of experience building scalable, secure, and efficient server-side applications. I lead platform rebuilds from scratch, own CI/CD and observability end-to-end, and develop services that serve 40M+ users and handle 120M+ monthly requests. I'm proficient in React, Next.js, Node.js, TypeScript, and cloud-native infrastructure on AWS/Google Cloud. I focus on Separation of Concerns (SoC), security best practices, and performance optimization, and I have experience with AI-first engineering workflows and data-driven product development.

Available to hire

I’m Alberto Barboza, a Senior Full-Stack Engineer with 9+ years of experience building scalable, secure, and efficient server-side applications. I lead platform rebuilds from scratch, own CI/CD and observability end-to-end, and develop services that serve 40M+ users and handle 120M+ monthly requests.

I’m proficient in React, Next.js, Node.js, TypeScript, and cloud-native infrastructure on AWS/Google Cloud. I focus on Separation of Concerns (SoC), security best practices, and performance optimization, and I have experience with AI-first engineering workflows and data-driven product development.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Spanish; Castilian

Advanced

Work Experience

Senior Front-End Developer at On The Beach

January 1, 2025 - Present

Lead front-end development, conduct daily peer code reviews, drive architecture discussions, interview and evaluate candidates, bootstrap and own the engineering platform, manage observability and monitoring with Grafana, Datadog, and Sentry to ensure reliability.

Senior Full Stack Developer at Osapiens GmbH

May 1, 2023 - January 1, 2025

Review PRs, collaborate with CTO on architecture and deployment strategy, refactor legacy testing infrastructure, implement unit, integration, and E2E tests (TDD), debug frontend and backend issues, and reduce CI/CD pipeline time by ~68% through parallelization and caching; mentored engineers across teams.

Backend/Full-Stack Engineer at Oak’s Lab

February 1, 2020 - May 1, 2023

Built full-stack features across multiple early-stage SaaS products; collaborated with designers and product managers; conducted peer code reviews; implemented shared component libraries and design systems; set up CI/CD pipelines; mentored junior engineers.

Backend Engineer at Falabella

March 1, 2017 - February 1, 2020

Designed and maintained high-throughput REST APIs in a distributed microservices architecture on Kubernetes; onboarded five major tenants to the multi-tenant Catalyst platform; performed zero-downtime migrations and query tuning to resolve bottlenecks; contributed to QA and real-time monitoring during peak events.

Lead Front-End Developer at On The Beach

January 1, 2025 - Present

Led daily peer code reviews, pair programming, and architecture discussions to uphold code quality. Interviewed and evaluated engineering candidates. Bootstrapped the engineering platform from zero—repository, CI/CD pipelines (GitHub Actions), coding standards, service architecture, and credential management—and owned the B2B app monorepo and modular service architecture. Managed observability and monitoring with Grafana, Datadog, and Sentry to ensure high reliability.

Backend Software Engineer at Oak’s Lab

February 1, 2020 - May 1, 2023

Built full-stack features for multiple SaaS products in Agile sprints. Set up CI/CD pipelines, conducted peer code reviews, and mentored engineers. Delivered a loan-management platform for an automotive fintech client and integrated AI capabilities into a video SaaS platform (Whisper transcription, chapter generation, GPT-4 marketing copy, and short-form video generation for enterprise clients like Novartis).