09/10/2025 updated

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Senior Java Developer with 15+ years experience in enterprise applications

Breslau, Poland
Only remote
Master of Science
Breslau, Poland
Only remote
Master of Science

Profile attachments

Roman_Szczykutowicz_-_Senior_Java_Developer_.pdf

Java (Programming Language)Amazon Web ServicesTest AutomationMicrosoft AzureCloud ComputingComputer ProgrammingDatabasesDevOpsHibernateSpring FrameworkPostgreSQLMariaDBMySQLMessage Queuing Telemetry Transport (MQTT)NoSQLOAuthOracle ApplicationsQuality ManagementRedisRegression TestingSeleniumSystems IntegrationTestingEnterprise Application PlatformAngularJSMaterial UIKubernetesApache KafkaFront End Software DevelopmentRestful ApigRPCDockerJenkinsMicroservices
Java Development
Java programming with 15+ years experience, specializing in enterprise applications using Spring framework, Hibernate, and microservices architecture

Frontend Development
Angular development with 6 years experience, building responsive user interfaces with Material UI and integrating with backend services.

Database Technologies
Experience with multiple database technologies including PostgreSQL, DB2, MySQL, Oracle, Redis, and NoSQL solutions like MongoDB.

Cloud & DevOps
Deployment on cloud platforms including Azure and AWS, using Docker, Kubernetes, and Helm Charts for containerization. Jenkins, Team City, Gitlab and Github pipelines for CI/CD.

Microservices Architecture
Design and implementation of microservices with communication via MQTT, Kafka, gRPC, SOAP and REST APIs

Scala Programming
1 year experience with Scala development for enterprise applications

Testing & Quality Assurance
Implementation of automated testing using Selenium, BDD, Cucumber, Jest, and Squish tests.
 

Languages

GermanFluentEnglishFluentPolishNative speaker

Project history

Remote Senior Fullstack Developer

IT Sonix
Working on Energy Saving System for German Energy Supplier. Developing backend microservices in Java with Spring and Hibernate, deployed on Azure Cloud. Building frontend applications in Angular 14 with Material UI. Maintaining legacy systems with Java, Spring and Vaadin.

Senior Java/Scala/Angular Full Stack Developer

Gamedia
Worked on confidential project using Java 8 and Scala with Spring framework, MySQL DB, Jooq as ORM, Redis cache and Elastic Search. Frontend development with AngularJS and Angular 10.

Senior Java Developer (contractor)

Luxoft
Developed and supported applications for Credit Suisse including front to back trading system with Swing GUI, SOAP and REST services, and back-office booking system with Spring Boot and SQL Server.

Senior Java Developer/Java Developer (contractor)

Intive
Developed mobile application with Java 8 backend using Spring Boot on AWS infrastructure. Created system for international pharmaceutical supplier with Java 8 and Spring Boot.

Java Developer

EPAM Systems
Developed Trade Capture BPM System for financial customer (UBS) implementing MIFID II requirements using Spring Framework and Hibernate. Led Java team for internal business trip tracking system.

Java Developer

Capgemini
Developed sales and production management applications for automotive companies using Spring, Hibernate, DB2, JSF, and WebSphere. Implemented extreme programming practices with emphasis on testing.

Software Engineer/Junior Software Engineer

REC
Maintained and developed test running system in J2SE for Cinterion Wireless Modules. Led Java ME test automation team and handled project estimations.

Trainee in System Test Department

REC
Performed test automation, wrote test cases, executed tests and reported bugs.

Certificates

OCA JP Java 7

Oracle

2014

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