Manuel M.

Senior Java Developer

Yebes, Spain

Experience

Dec 2024 - Present
1 year 1 month

Senior Java Developer

Ferrovial US

  • Led backend modernization of smart toll systems using Java 17 and Spring Boot
  • Improved scalability and reliability of backend services on AWS
  • Worked with Oracle DB and Kafka-based messaging architecture
Aug 2024 - Dec 2024
5 months

Senior Java Developer

Moeve (CEPSA)

  • Evaluated and enhanced enterprise system architecture using Spring Boot
  • Proposed improvements in performance and integration reliability
  • Worked on OpenShift environment and Oracle DB backend
Feb 2024 - Apr 2024
3 months

Senior Backend Developer

CTT Express Iberia

  • Built and deployed logistics modules handling delivery lifecycle logic
  • Managed real-time messaging with Kafka and document storage via MongoDB
  • Developed microservices hosted on Azure
Jan 2024 - Jul 2024
7 months

Senior Backend Developer

Iberia

  • Redesigned login and customer data management services with Spring Boot
  • Integrated Kafka and AWS to increase availability and system performance
  • Contributed to secure and modular API design
Oct 2023 - Jan 2024
4 months

Senior Java Developer

Cecabank

  • Integrated SWIFT/ISO20022 messaging with Spring Boot and Kafka
  • Enhanced performance and monitored microservices via AWS
  • Worked on financial message flows in regulated environments
Oct 2023 - Dec 2023
3 months

Senior Backend Developer

Pomegranate Insurtech

  • Developed first version of insurance API backend on GCP
  • Designed messaging layers with Kafka and backend logic in Spring Boot
  • Handled compliance and security in a cloud-native environment
Jun 2023 - Dec 2023
7 months

Senior Java Developer

PagoNXT (Banco Santander)

  • Developed payment orchestration engines for international transactions
  • Ensured system stability and throughput using Kafka and Spring Boot
  • Worked closely with QA and DevOps to fine-tune deployments
Jan 2023 - Jul 2023
7 months

Senior Java Developer

BASF

  • Developed event-driven backend services with Kafka and Spring Boot
  • Contributed to error handling and process orchestration improvements
  • Worked in an Azure-hosted CI/CD pipeline
Apr 2022 - Dec 2023
1 year 9 months

DevSecOps & Backend Engineer

IBM – Nestlé

  • Migrated monolithic systems to microservices with Spring Boot and AWS CDK
  • Automated CI/CD workflows and built secure release pipelines
  • Optimized deployments and integrations across environments
Sep 2021 - Dec 2021
4 months

Senior Backend Developer

Leroy Merlin Spain

  • Led migration of payments and logistics system to microservices on GCP
  • Implemented scalable solutions using Spring Boot, Kafka, MongoDB
  • Integrated European payment providers and managed secure APIs
Jan 2021 - Jan 2022
1 year 1 month

Senior Java Developer

Derayah Financial (d360 Bank)

  • Built digital banking APIs aligned with Saudi SAMA regulations
  • Developed event-driven and compliant microservices in Spring Boot
  • Managed backend persistence with Oracle and PostgreSQL
May 2019 - Present
6 years 8 months

Senior Java Developer

ibanXS

  • Created a compliant Open Banking platform for PSD2 integration
  • Developed high-availability APIs for financial transactions using Spring Boot and Kafka
  • Integrated with over 3000 European banks and handled identity flows
Jun 2018 - May 2019
1 year

Senior Software Engineer

DANA Indonesia

  • Built payment services for one of the largest fintech wallets in Indonesia
  • Integrated local banks and providers using Java and Kafka
  • Managed backend scaling to support millions of daily users

Summary

Senior Java Developer with 15+ years of experience designing and implementing backend systems for banking, fintech, logistics, and large enterprise clients. Hands-on expertise in Java 17+, Spring Boot 3, Kafka, RESTful APIs, and microservices. Solid DevOps knowledge with Azure DevOps, CI/CD, and cloud-native infrastructure. Experienced in delivering scalable, secure, and high-performance software in regulated environments.

Languages

Spanish
Native
English
Advanced

Education

Oct 2004 - Jun 2007

Bicentennial University of Aragua

Technician in Computer Science · Computer Science · Venezuela

Certifications & licenses

Master Pro Certification In J2EE/Struts/Oracle

Microforum Academy

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