Mariusz Bilina

• Spearheaded the development of a comprehensive property management platform designed to streamline real estate operations.
• Designed and implemented backend services using Java and Spring Boot.
• Collaborated with stakeholders to define project scopes and deliverables.
• Conducted code reviews and provided technical guidance to improve software quality and maintainability.

Technology stack: Java 13, Spring, Azure Cloud, Azure DevOps

• Insurance processes automation solution
  Workflow automation system based on Camunda Zeebe microservices orchestrator, BPMN notation, and set of Spring microservices.
  - Back-end developer involved in all software development activities from requirements gathering and solution designing to system maintenance
  - Prepared CI/CD pipelines using Azure Pipelines
  - Maintained solution in Kubernetes cluster
  - Participated in entire infrastructure migration from private cloud to Azure public cloud
  Technology stack: Java 11, Spring Reactor, MongoDB, REST, Docker, Kubernetes, RabbitMQ, Azure Cloud, Azure DevOps

• Open banking application
  Solution based on the Open Banking idea allows users to gather and manage all their bank accounts from a single place.
  - Back-end developer responsible for new features implementing, testing, system maintenance
  Technology stack: Java 8, Spring, MongoDB,
• Loan processes automation solution
  Loan processes automation system designed with SOA architecture and based on WebMethods process engine.
  - Back-end developer responsible for implementing Java-based services supporting loan processes
  Technology stack: Java 8, Spring, WebMethods Integration Server, SOAP, Oracle Database

• Inspection management system
  Application built for supporting inspections and certifications. Used by inspectors for gathering inspection documentation and results.
  - Back-end developer responsible for new features implementing, testing, system maintenance
  Technology stack: Java, Spring, MySQL, REST
• Property management application
  Application built for managing owned properties, gathering invoices, and calculating costs.
  - Full-stack developer responsible for new features implementing, testing, system maintenance
  Technology stack: Java, Spring, GWT, Oracle Database

• Corporate Internet Banking application
  Internet Banking solution built for small and medium enterprises.
  - Back-end developer responsible for new features implementing, testing, system maintenance
  Technology stack: Java EE (EJB 3.0), EclipseLink, Oracle Database

• Developed online game statistics gathering Web Application based on the MeteorJS framework
• Created web pages with HTML, CSS, and JavaScript based on provided mockups