I want to own backend architecture and delivery in a team that values clean design, strong code reviews, and measurable reliability. I'm especially excited to work on cloud infrastructure and distributed systems challenges.
Ángel Tornero Hernández
@angeltornerohernandez
Backend engineer (Python/Java) with 3+ years in enterprise systems. AWS certs in progress. Open source contributor to Keycloak (Red Hat).
What I'm looking for
Backend Software Engineer with 3+ years building enterprise systems in Python. Promoted to Mid-Level after leading architecture decisions and delivery on high-budget projects. Currently transitioning into Java/Spring Boot — open source contributor to Keycloak (Red Hat). AWS certifications in progress. I care about clean, maintainable systems and helping teams ship with confidence.
Experience
Work history, roles, and key accomplishments
Mid-Level Backend Engineer
Braintec
Jan 2026 - Present (4 months)
Led backend architecture and end-to-end delivery for complex enterprise projects. Owned CI/CD pipelines, containerized deployments, and production monitoring with Grafana. Mentored engineers through code reviews and knowledge sharing.
Junior Backend Engineer
Braintec
Jan 2023 - Dec 2025 (2 years 11 months)
Designed and built Python backend systems with complex business logic and advanced PostgreSQL models. Owned CI/CD pipelines with GitHub Actions, containerized deployments with Docker, and REST API integrations including SFTP-secured data pipelines.
Education
Degrees, certifications, and relevant coursework
Universidad de La Laguna
Computer Engineering Degree, Computer Engineering
2018 - 2022
Grade: 9.6/10
Activities and societies: Thesis: “Deployment and Operation of a Service for Solving Optimization Problems.” Grade: 9.6/10. Engineered a full containerization and cloud deployment strategy for a three-tier SaaS application using Docker, Docker Compose, and Terraform.
Strong foundation in software engineering fundamentals: Advanced Algorithms and Data Structures, Algorithm Design and Analysis, Computational Complexity, OOP, and Database Design. Practical work in C++, Node.js, and Java throughout the degree.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Salary expectations
Job categories
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