Senior Java Backend Engineer (30y). Microservices, AWS Lambda, IBM Cloud, Multi-cloud. Energy sector background. Remote EU, immediate availability.
Aktualisiert am 26.01.2026
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 19.01.2026
Verfügbar zu: 100%
davon vor Ort: 5%
Java
Microservices
AWS
PostgreSQL
Oracle
REST
Docker
Kubernetes
CI/CD
IBM Cloud Functions
Serverless Architecture
Database Design
Git
Linux
UX-Design
Figma
User search
Software Architecture
Multi-Layer Software-Architecture
SwiftUI
Swing
Italian
Muttersprache
English
B2 Certified
French
A1

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 year 8 months
2024-07 - now

Redesign of existing ERP software

Freelance UX Designer & Cloud Consultant Figma user research information architecture ...
Freelance UX Designer & Cloud Consultant
  • Redesign of legacy ERP software for manufacturing sector using Figma + IBM Carbon Design System.
  • Streamlined interface architecture, reducing user interaction time by ~80%.
  • Collaborated with stakeholders to align UX decisions with business and technical constraints.
  • Produced clickable prototypes and developer handoff documentation.
Figma user research information architecture design systems
on request
Trentino (Italia) Remote
2 years 11 months
2021-09 - 2024-07

Large-Scale Data Integration

Java Developer Java Spring Hadoop ...
Java Developer
  • Developed software in Java (Swing) for large-scale data integration.
  • Implemented a Java library to convert IBM DataStage datasets (DSX/XML).
  • Performed Hive query optimisation on Hadoop clusters for data analytics operations.
Java Spring Hadoop SQL optimization big data
Mediatica S.p.A.
Rome (Italy) hybrid
4 years 3 months
2017-07 - 2021-09

Development of communication systems

Mobile App Developer (Freelance) Swift iOS REST APIs ...
Mobile App Developer (Freelance)
  • Created native iOS apps with SwiftUI, following Apple HIG.
  • Developed communication systems between Java applications via REST and CSV/XML exchange.
Swift iOS REST APIs Java
Remote
1 year 11 months
2015-11 - 2017-09

Development of Java and Korn shell scripts

Developer & System Consultant Java Oracle Database Korn Shell ...
Developer & System Consultant
  • Developed Java and Korn Shell scripts for data integration on Oracle DB.
  • Created stored procedures and batch automation for energy-sector reporting.
Java Oracle Database Korn Shell Shell Scripting Energy Sector Data Integration Batch Automation Stored Procedures Batch Processing
CRIF S.p.A.
Bologna
5 years 1 month
2010-11 - 2015-11

North Italy Manufacturing Client

Developer & System Administrator Java PostgreSQL System Integration ...
Developer & System Administrator
  • Designed and implemented a Java-based traceability system with barcode tracking and Bluetooth devices.
  • Integrated weighing scales via RS-232 and secured data transfer over SSL.
  • Improved production data accuracy and report generation (PDF).
  • Developed an OSGi based application that runs on Linux machines.
Java PostgreSQL System Integration Linux Administration Manufacturing IoT Devices RS-232 SSL/TLS Bluetooth Integration Barcode Systems Linux Servers hardware integration IoT SSL security PDF reporting
Manufacturing Sector

Aus- und Weiterbildung

Aus- und Weiterbildung

2025 (in progress)
Master in Software Engineering
Free University of Bolzano (Italia)
Thesis: on request

2020
Bachelor in Interfaces & Communication Technologies
University of Trento

Certifications
  • Oracle Java Associate
  • IBM Carbon Design System Certificates (Vue & React)
  • Cybersecurity Internal Certification

Position

Position

  • Cloud & UX Architect
  • AWS Specialist
  • Enterprise Java Developer

Kompetenzen

Kompetenzen

Top-Skills

Java Microservices AWS PostgreSQL Oracle REST Docker Kubernetes CI/CD IBM Cloud Functions Serverless Architecture Database Design Git Linux UX-Design Figma User search Software Architecture Multi-Layer Software-Architecture SwiftUI Swing

Schwerpunkte

Core Technical Skills
  • Cloud & Architecture 
    • AWS Lambda, Serverless FaaS (OpenWhisk, Knative), API Gateway, Aurora Serverless, Microservices, Container Orchestrator (Kubernetes basics, Docker), Domain-Driven Design
  • Languages
    • Java (SE/EE), Python, Korn/Bash, JavaScript, Swift, C/C++
  • Frameworks
    • Spring Boot, JSF/PrimeFaces, React, Vue.js, Carbon Design System
  • Tools
    • Figma
  • Databases:
    • Relational: PostgreSQL, Oracle, DB2
    • NoSQL: DynamoDB
  • DevOps & Tools
    • Git, Docker, Kubernetes, CI/CD, Linux, Apache HTTPD, JBoss
  • UX & Design
    • User Research, Information Architecture, Prototyping, Accessibility, Interaction Design
  • Soft Skills
    • ?Analytical thinking, Autonomy, Client communication, Mentoring, Documentation

Produkte / Standards / Erfahrungen / Methoden

Profile
  • Senior cloud architect with 30 years of software engineering experience and recent hands-on UX design work. Strong background in Java, AWS Lambda, and serverless architectures, with practical UX experience using IBM Carbon Design System and Figma. Experienced in modernizing legacy systems and building scalable multi-tenant SaaS solutions. Available for remote B2B engagements across the EU.
  • Enterprise architect and full-stack developer with 20+ years architecting and delivering mission-critical systems for Fortune 500 enterprises. Specialized in designing scalable, cost-optimized cloud-native applications, modernizing legacy infrastructure, and crafting intuitive user experiences for SaaS platforms. Proven track record reducing infrastructure costs by 60%+, accelerating time-to-market, and mentoring distributed teams. Available for strategic architecture consulting, hands-on development contracts, and team augmentation.
    • 20+ years in enterprise Java & cloud architecture ? not just coding, but strategic infrastructure design that drives ROI
    • Proven cost optimization expert ? reduced infrastructure spend by 60% through serverless migration & optimization
    • Full-stack capabilities ? architecture + backend (Java) + frontend (React/Vue) + UX design = faster time-to-market
    • SaaS & enterprise experience ? shipped multi-tenant applications, scalability at its core
    • Self-directed & autonomous ? thrives in remote engagements, clear documentation, minimal oversight needed
    • ?Flexible engagement models ? full-time contract, part-time projects, hourly consulting, or retainer

Services & Specializations
  • Technical Architecture
    • AWS-native architecture (Lambda, API Gateway, Aurora Serverless, DynamoDB)
    • Serverless & event-driven systems
    • Microservices & domain-driven design
    • Legacy system modernization & cloud migration
  • Backend & Development
    • Java (SE/EE) enterprise applications, Spring Boot
    • API design (REST, async patterns)
    • Database optimization (PostgreSQL, Oracle, DynamoDB)
    • Infrastructure as Code, CI/CD pipelines
  • UX/UI & Frontend
    • SaaS platform UX design & user research
    • React & Vue.js applications
    • Design systems (IBM Carbon Design System, Figma)
    • ?Information architecture & accessibility

Target Industries
  • FinTech & Payments ? Compliance, security, high-volume transaction processing
  • SaaS & B2B Platforms ? Multi-tenant architecture, scalability, user experience
  • Enterprise & Manufacturing ? Legacy modernization, supply chain, ERP optimization
  • Energy & Utilities ? Data integration, reporting, grid optimization
  • Healthcare Tech ? HIPAA compliance, data handling, patient platforms

Engagement Models
  • Full-time contract engagements
  • Part-time project-based work
  • Hourly consulting & code review
  • Retainer arrangements for ongoing support
  • Strategic architecture advisory
  • Available to start immediately, flexible negotiation

Betriebssysteme

Linux
Mac OS
FreeBSD
Solaris

Programmiersprachen

Java
C++
Python
R
C

Datenbanken

PostgreSQL
FirebirdSQL
Oracle
DB2 UDB
SqlLite

Design / Entwicklung / Konstruktion

User Search
UX Design
Requirement elicitation

Branchen

Branchen

  • Energy & Utilities
  • Financial Services
  • Industrial Manufacturing
  • Agriculture & Food Production
  • Enterprise Data Integration

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 year 8 months
2024-07 - now

Redesign of existing ERP software

Freelance UX Designer & Cloud Consultant Figma user research information architecture ...
Freelance UX Designer & Cloud Consultant
  • Redesign of legacy ERP software for manufacturing sector using Figma + IBM Carbon Design System.
  • Streamlined interface architecture, reducing user interaction time by ~80%.
  • Collaborated with stakeholders to align UX decisions with business and technical constraints.
  • Produced clickable prototypes and developer handoff documentation.
Figma user research information architecture design systems
on request
Trentino (Italia) Remote
2 years 11 months
2021-09 - 2024-07

Large-Scale Data Integration

Java Developer Java Spring Hadoop ...
Java Developer
  • Developed software in Java (Swing) for large-scale data integration.
  • Implemented a Java library to convert IBM DataStage datasets (DSX/XML).
  • Performed Hive query optimisation on Hadoop clusters for data analytics operations.
Java Spring Hadoop SQL optimization big data
Mediatica S.p.A.
Rome (Italy) hybrid
4 years 3 months
2017-07 - 2021-09

Development of communication systems

Mobile App Developer (Freelance) Swift iOS REST APIs ...
Mobile App Developer (Freelance)
  • Created native iOS apps with SwiftUI, following Apple HIG.
  • Developed communication systems between Java applications via REST and CSV/XML exchange.
Swift iOS REST APIs Java
Remote
1 year 11 months
2015-11 - 2017-09

Development of Java and Korn shell scripts

Developer & System Consultant Java Oracle Database Korn Shell ...
Developer & System Consultant
  • Developed Java and Korn Shell scripts for data integration on Oracle DB.
  • Created stored procedures and batch automation for energy-sector reporting.
Java Oracle Database Korn Shell Shell Scripting Energy Sector Data Integration Batch Automation Stored Procedures Batch Processing
CRIF S.p.A.
Bologna
5 years 1 month
2010-11 - 2015-11

North Italy Manufacturing Client

Developer & System Administrator Java PostgreSQL System Integration ...
Developer & System Administrator
  • Designed and implemented a Java-based traceability system with barcode tracking and Bluetooth devices.
  • Integrated weighing scales via RS-232 and secured data transfer over SSL.
  • Improved production data accuracy and report generation (PDF).
  • Developed an OSGi based application that runs on Linux machines.
Java PostgreSQL System Integration Linux Administration Manufacturing IoT Devices RS-232 SSL/TLS Bluetooth Integration Barcode Systems Linux Servers hardware integration IoT SSL security PDF reporting
Manufacturing Sector

Aus- und Weiterbildung

Aus- und Weiterbildung

2025 (in progress)
Master in Software Engineering
Free University of Bolzano (Italia)
Thesis: on request

2020
Bachelor in Interfaces & Communication Technologies
University of Trento

Certifications
  • Oracle Java Associate
  • IBM Carbon Design System Certificates (Vue & React)
  • Cybersecurity Internal Certification

Position

Position

  • Cloud & UX Architect
  • AWS Specialist
  • Enterprise Java Developer

Kompetenzen

Kompetenzen

Top-Skills

Java Microservices AWS PostgreSQL Oracle REST Docker Kubernetes CI/CD IBM Cloud Functions Serverless Architecture Database Design Git Linux UX-Design Figma User search Software Architecture Multi-Layer Software-Architecture SwiftUI Swing

Schwerpunkte

Core Technical Skills
  • Cloud & Architecture 
    • AWS Lambda, Serverless FaaS (OpenWhisk, Knative), API Gateway, Aurora Serverless, Microservices, Container Orchestrator (Kubernetes basics, Docker), Domain-Driven Design
  • Languages
    • Java (SE/EE), Python, Korn/Bash, JavaScript, Swift, C/C++
  • Frameworks
    • Spring Boot, JSF/PrimeFaces, React, Vue.js, Carbon Design System
  • Tools
    • Figma
  • Databases:
    • Relational: PostgreSQL, Oracle, DB2
    • NoSQL: DynamoDB
  • DevOps & Tools
    • Git, Docker, Kubernetes, CI/CD, Linux, Apache HTTPD, JBoss
  • UX & Design
    • User Research, Information Architecture, Prototyping, Accessibility, Interaction Design
  • Soft Skills
    • ?Analytical thinking, Autonomy, Client communication, Mentoring, Documentation

Produkte / Standards / Erfahrungen / Methoden

Profile
  • Senior cloud architect with 30 years of software engineering experience and recent hands-on UX design work. Strong background in Java, AWS Lambda, and serverless architectures, with practical UX experience using IBM Carbon Design System and Figma. Experienced in modernizing legacy systems and building scalable multi-tenant SaaS solutions. Available for remote B2B engagements across the EU.
  • Enterprise architect and full-stack developer with 20+ years architecting and delivering mission-critical systems for Fortune 500 enterprises. Specialized in designing scalable, cost-optimized cloud-native applications, modernizing legacy infrastructure, and crafting intuitive user experiences for SaaS platforms. Proven track record reducing infrastructure costs by 60%+, accelerating time-to-market, and mentoring distributed teams. Available for strategic architecture consulting, hands-on development contracts, and team augmentation.
    • 20+ years in enterprise Java & cloud architecture ? not just coding, but strategic infrastructure design that drives ROI
    • Proven cost optimization expert ? reduced infrastructure spend by 60% through serverless migration & optimization
    • Full-stack capabilities ? architecture + backend (Java) + frontend (React/Vue) + UX design = faster time-to-market
    • SaaS & enterprise experience ? shipped multi-tenant applications, scalability at its core
    • Self-directed & autonomous ? thrives in remote engagements, clear documentation, minimal oversight needed
    • ?Flexible engagement models ? full-time contract, part-time projects, hourly consulting, or retainer

Services & Specializations
  • Technical Architecture
    • AWS-native architecture (Lambda, API Gateway, Aurora Serverless, DynamoDB)
    • Serverless & event-driven systems
    • Microservices & domain-driven design
    • Legacy system modernization & cloud migration
  • Backend & Development
    • Java (SE/EE) enterprise applications, Spring Boot
    • API design (REST, async patterns)
    • Database optimization (PostgreSQL, Oracle, DynamoDB)
    • Infrastructure as Code, CI/CD pipelines
  • UX/UI & Frontend
    • SaaS platform UX design & user research
    • React & Vue.js applications
    • Design systems (IBM Carbon Design System, Figma)
    • ?Information architecture & accessibility

Target Industries
  • FinTech & Payments ? Compliance, security, high-volume transaction processing
  • SaaS & B2B Platforms ? Multi-tenant architecture, scalability, user experience
  • Enterprise & Manufacturing ? Legacy modernization, supply chain, ERP optimization
  • Energy & Utilities ? Data integration, reporting, grid optimization
  • Healthcare Tech ? HIPAA compliance, data handling, patient platforms

Engagement Models
  • Full-time contract engagements
  • Part-time project-based work
  • Hourly consulting & code review
  • Retainer arrangements for ongoing support
  • Strategic architecture advisory
  • Available to start immediately, flexible negotiation

Betriebssysteme

Linux
Mac OS
FreeBSD
Solaris

Programmiersprachen

Java
C++
Python
R
C

Datenbanken

PostgreSQL
FirebirdSQL
Oracle
DB2 UDB
SqlLite

Design / Entwicklung / Konstruktion

User Search
UX Design
Requirement elicitation

Branchen

Branchen

  • Energy & Utilities
  • Financial Services
  • Industrial Manufacturing
  • Agriculture & Food Production
  • Enterprise Data Integration

Vertrauen Sie auf Randstad

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Im Bereich Arbeitnehmerüberlassung / Personalvermittlung

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Rufen Sie uns an +49 89 500316-300 oder schreiben Sie uns:

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