Scaled the company backend from 1 monolith to 20+ microservices based on Java, Spring Technologies, Docker, Apache Kafka and AWS. Working in a 5-7 member development team and collaborating with other Tech Leads within the company to improve our backend servies and development processes.Main Responsibilities/Activities:1. Designing and developing new features;2. Coaching and supporting team members;3. Collaborating with other Tech Leads in order to improve and align backed services in general4. Improving development process5. Ensuring the quality of delivered featuresAccomplishments and achievements:- Scaling the back-end systems from 1 monolith to 20+ microservices- Becoming influential in the organisation. Introducing new technologies, CI pipelines and development processed to other Tech leads and teams- Maturing team (in agile and development processes)- First team within organisation to develop a service and CD pipeline using Java 11- Reducing Cycle time for initiatives

Role description:SCRUM Master and Backend Java Software Engineer working within a 5-7 member SCRUM team working on business critical back-end systems with the team having a very high degree of ownership and full responsibility over the mentioned systems.Main Responsibilities:1. Designing and developing new features and functionalities;2. Supporting team members, coaching, supervision and ensuring team commitment;3. Working on road maps for future development and improvements;4. Maintaining, improving and stabilizing existing functionalities; Accomplishments and achievements:- Improved team development quality and team velocity- Improved the automated testing practices on projects (BDD, Integration, Black Box, smoke, E2E and load tests)- Designing and developing scalable easily maintainable micro-service architecture based on AWS and Apache Kafka- Improved existing Continuous Integration and Continuous Deployment process using Team CityTechnology stack used:- Java 7-8, Spring Boot and other Spring related frameworks- Hibernate, MySQL, Flyway (DB versioning)- Microservices, Apache Kafka, Amazon Web Services- JUnit, Mockito, Thucydides Serenity (BDD), SonarCube...- Maven, Git, JIRA, Team City, Jenkins, Confluence, Bitbucket...

Role description:Backend Java Engineer working within a 4-6 member SCRUM development team working on several business critical back-end systems one of which is a monolith with stability issues. The team had a very high degree of ownership and full responsibility over the before mentioned systems.Main Responsibilities:1. Designing and developing new features and functionalities;2. Maintaining, improving and stabilizing existing functionalities; 3. Collaborating with the team on building a road map for the future of several business critical systems.Accomplishments and achievements:- Improved the automated testing practices on projects (BDD, integration, Black Box, E2E tests)- Automated database versioning- Designing and developing 1st micro service that integrates a payment system via a REST based interface- Improved existing Continuous Integration and Continuous Deployment process - Reduced number of critical and production impacting events/incidents over a 2-3 month period of time from 1-3 major incidents per week to <1 minor per monthTechnology stack used:- Java 7-8, Spring Boot and other Spring related frameworks- Hibernate, MySQL, Flyway (DB versioning)- REST API, Microservices- JUnit, Mockito, Thucydides Serenity (BDD), SonarCube...- Maven, Git, JIRA, Jenkins, Confluence, Bitbucket...

My responsibilities included developing of new features in a large scale legacy product.The project was an in-house product in the area of IoT, sensors and M2M, with a very large code base. My main contributions to the project among others include developing of a mini framework used for mocking external systems used mainly for integration testing.The project had an emphasis on code quality, test coverage and scalability.The working methodology was AGILE SCRUM.Main technologies used: - Java, - OSGi, - Eclipse IDE.

Projects:Eduroam (http://www.eduroam.hr/)Main contribution for the time that I was in SRCE was a small network monitoring tool.Other contributions include a smaller web site with static content and Technologies used include: PHP, Laravel 4 & 5, Python, MySQL

Main Responsibilities: -working as a back-end web developer (PHP/MySQL) -building and maintaining web and mobile applications and services -planing and structuring the final architecture for given projects -building, maintaining and optimizing the databases -producing web and mobile applications -leading and helping new or less experienced co-workers