Mauricio Martinez Quinones

Senior Backend Engineer

Perfil profissional

Senior Software Engineer with 20+ years designing , architecting , and delivering high-availability backend systems in banking , fintech , retail , and e-commerce . Expert in Java , Spring Boot , AWS , and microservices . Proven leader of engineering teams and scalable solutions

Experiência de trabalho

Senior Backend Engineer

femsa salud | Maio 2024 - Dezembro 2025 (1 año 7 meses)

habilidades usadas

Designed and implemented cloud-native microservices for billing and logistics across retail pharmacy operations. Integrated IBM Sterling OMS and Salesforce. Improved observability with CloudWatch.

realização principal

Architected and developed 12+ Spring Boot microservices on AWS (ECS, EC2, Lambda). Designed 20+ RESTful APIs for multi-country operations. Implemented event-driven integrations using SQS and EventBridge.

Tech Lead / Senior Backend Engineer

banco falabella / fpay | Outubro 2022 - Março 2024 (1 año 5 meses)

habilidades usadas

Owned backend architecture and technical roadmap for financial APIs. Ensured high availability, security (OAuth2/JWT), and operational stability. Supported production APIs used by thousands daily.

realização principal

Led backend architecture for financial APIs. Reduced deployment time by 40% via CI/CD. Mentored 3 distributed engineering teams.

Solutions Team Leader

ntt data / everis – banco santander | Junho 2021 - Outubro 2022 (1 año 4 meses)

habilidades usadas

Led backend development for international transfer systems (OneFX project). Developed backend services using Java and Node.js. Integrated critical banking systems via Tibco and middleware.

realização principal

Directed technical implementation of cross-border banking integrations. Coordinated distributed teams across international stakeholders.

Formação acadêmica

b s in Computer Engineering
Universidad andres bello - chile | Profesional

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