About Mario
Software Engineer | Python | Backend | AWS
I’m a Software Engineer with over 8 years of experience focused on backend development with Python.
Experience building microservices, ML pipelines, and AWS-based architectures. I help companies design, build, and scale reliable software solutions.
Spanish
Native or bilingual
English
Fluent
Remote only
Primarily works remotely
Experience
- Inno-ITSoftware EngineerMay 2025 - Today (1 year and 1 month)Backend development using Python and FastAPI for high-availability services.Design and implementation of REST APIs, business logic, and scalable service components.AWS development.Collaboration in agile teams, focusing on clean architecture, testing, and performance.
- Certest BiotecSoftware EngineerSeptember 2022 - May 2025 (2 years and 8 months)Backend and software development for bioinformatics products.Implementation of services and internal tools using Python, reducing laboratory errors in more than 90%, costs in 30% and time in 50%.AWS-based architectures.ML-powered projects
- CeleringBackend EngineerNovember 2021 - September 2022 (10 months)Built a demand-responsive transport (DRT) platform from scratch.Designed and developed backend services and REST APIs.Microservices architecture using Python, Docker and AWS.Testing, performance improvements and CI/CD.
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Education
- Grado en ingeniería informáticaUniversidad de León2018
- Máster universitario en inteligencia artificialUniversidad de la Rioja2021