01/12/2026 updated

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100 % available

Senior Java Engineer with 10+ years experience in microservices and cloud architecture

San Sperate, Italy
Only remote
Bachelor's Degree: Computer Science
San Sperate, Italy
Only remote
Bachelor's Degree: Computer Science

Profile attachments

Simone_Matta_CV.pdf

Java (Programming Language)Amazon Web ServicesAmazon S3Big DataBusiness Process AutomationCloud ComputingCloud EngineeringDatabasesPersistent Data StructureDevOpsDistributed SystemsSystem MonitorHibernateInfrastructure ManagementJava Persistence APISpring FrameworkPostgreSQLMongoDBPerformance TuningQuery OptimizationQueueing SystemsCloud ServicesAmazon Simple Notification Service (SNS)WorkflowsDatadogData ProcessingEnterprise Application PlatformAzure Data FactoryGrafanaSpring BootKubernetesApache KafkaReactive ProgrammingApi DesignAmazon Simple Queue Service (SQS)TerraformSplunkDockerJenkinsMicroservicesOracledb
Java Development
Advanced Java programming with 10+ years experience using Java 17/21, Spring Boot, and microservices architecture for enterprise applications

Cloud Infrastructure
AWS infrastructure management including S3, SNS, SQS, CodePipeline, CodeBuild with focus on scalable cloud solutions

Database Technologies
Expertise in PostgreSQL, Oracle DB, MongoDB with complex query optimization and performance tuning for large datasets

Spring Framework
Spring Boot and Spring WebFlux for reactive programming and high-performance applications

DevOps Tools
Docker, Kubernetes, Terraform, Jenkins for CI/CD pipelines and container orchestration

API Development
REST-based microservices and JPA/Hibernate for data persistence layers

Message Queuing
Kafka and event-driven patterns for distributed systems communication

Data Processing
Azure Data Factory pipelines and Camunda workflows for business process automation

Monitoring Tools
Splunk, Grafana, Datadog for system monitoring and performance analysis

Experience

Professional experience10+ years
Freelancer since2021

Languages

EnglishFluentItalianNative speaker

Project history

Senior Java Consultant / Technical Lead

DATAPPEAL
Technical lead for a multi-tenant data platform serving a major enterprise client in the beverage industry. Responsible for solution design, effort estimation and technical guidance. Development of high-performance Java microservices using Spring Boot, PostgreSQL and Trino.

Senior Java Developer

DACOMAT / NEXI DIGITAL
Contributed to the development of REST-based microservices within a large-scale AML (Anti-Money Laundering) platform used across the Nexi ecosystem. Worked across backend components, integrating with Camunda workflows, Azure Data Factory pipelines and PostgreSQL stored procedures.

Senior Java Engineer

MONSTER WORLDWIDE
Designed and maintained microservices processing millions of daily requests using Java 21 and Spring Boot. Implemented reactive services with WebFlux, improving throughput and reducing latency. Developed shared internal libraries reducing duplicated code and improving development productivity.

Senior Java Engineer

UBS
Built and maintained Java backend components for financial applications in a high-security environment. Worked daily with international teams across Europe and Asia. Designed and optimized complex SQL queries for large datasets.

Full-Stack Developer

ACCENTURE TECHNOLOGY SOLUTIONS
Developed Java backend services and enterprise web applications. Maintained UI components and implemented new front-end features. Worked on large-scale transformation projects with major enterprise clients.

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