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I build production-ready, scalable systems using Node.js, Python, Next.js, and PostgreSQL. I've developed ERP-style platforms, e-commerce applications, and microservices for logging and monitoring used in real-world environments. I focus on solid architecture, performance, and remote deployments, and I'm continuously learning to lead scalable system design and remote-first teams.…

GASTÓN JOSÉ DUARTE MARTINO

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

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I build production-ready, scalable systems using Node.js, Python, Next.js, and PostgreSQL. I've developed ERP-style platforms, e-commerce applications, and microservices for logging and monitoring used in real-world environments. I focus on solid architecture, performance, and remote deployments, and I'm continuously learning to lead scalable system design and remote-first teams.…

Available to hire

I build production-ready, scalable systems using Node.js, Python, Next.js, and PostgreSQL. I’ve developed ERP-style platforms, e-commerce applications, and microservices for logging and monitoring used in real-world environments. I focus on solid architecture, performance, and remote deployments, and I’m continuously learning to lead scalable system design and remote-first teams.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

Spanish; Castilian

Fluent

English

Advanced

Work Experience

Software Developer at Kemsa CISA

January 1, 2025 - Present

Design and development of internal pre-sales platform, integration of Bancard QR payment gateway into critical business flows, backend logic implementation and stored procedures maintenance in SQL Server. Collaboration through Pull Requests and code reviews.

Systems Implementation at Metiri S.A.

January 1, 2024 - January 1, 2025

Data migration and cleansing for HR system implementations. End-user training and technical support during deployment phases.

IT Intern at Automaq S.A.E.C.A.

January 1, 2024 - Present

Support during SAP R/3 to S/4HANA transition and execution of functional testing in the CS module.