Java Developer

Skúsený vývojár v jazyku Java so zameraním na backendové programovanie pre finančné inštitúcie, využívajúci najnovšie technológie, ako sú najnovšie verzie Javy, Spring Boot a komunikácia prostredníctvom REST. Má skúsenosti so správou starších aplikácií, refaktorizáciou kódu a analýzou kódu pri výpadkoch systému. Pracoval som ako senior Java vývojár v spoločnostiach Názov predchádzajúcej spoločnosti a Názov predchádzajúcej spoločnosti, kde som pracoval s rôznymi technológiami, vrátane Hibernate, Springboot, PostgreSQL a mikroslužieb. Prispieval tiež k činnosti spoločností Názov predchádzajúcej spoločnosti a Názov predchádzajúcej spoločnosti, kde sa špecializoval na vývoj v jazyku Java pre bankový softvér a backendové systémy.

Senior Java Developer (10/2024 - 05/2026)

• Worked for a telecommunications sector company as a Senior Java Developer, mainly using Java 21 across many microservices.
• Covered the full lifecycle from development through deployment, including taking over existing services.
• Used Hibernate, Springboot, PostgreSQL, OpenAPI (REST), SOAP, Jenkins, Github, Github Actions, Github Copilot, Gitlab, Kibana, GlitchTip, Azure, Kafka, Prometheus and Grafana.

Senior Java Developer (2022 - 06/2024)

• Worked for an insurance software sector company supporting software for Czech insurance companies within a larger insurance group.
• Maintained a large monolith in Java 8 while also developing many smaller applications, some greenfield and many as microservices.
• Used Java 8-21, Hibernate, J2EE, EJB, SQL, OpenAPI (REST), SOAP, JBoss (EAP), Argo CD, Jenkins, Kibana, Gitlab, Microservices, Kubernetes, Springboot and Kafka.

Java Developer (2016 - 2021)

• Worked for a retail banking sector company, developing branch software and internet banking applications.
• Built both older versions and new versions from scratch of branch software, and also developed and maintained internet banking applications.
• Used Java 8 - 16, Hibernate, SpringMVC, Guice, PrimeFaces, Wicket, RESTy/SOAP, SQL, Tomcat, er, Ansible, YAML, Prometheus, Grafana, Jenkins, jenkinsfile, GIT/Bitbucket, Sonar, Kubernetes and Microservices.

Java Developer (2010 - 2015)

• Worked for a financial software sector company on several Java projects mainly focused on backend development for banks.
• Worked with JSP, JSF, J2EE, Jboss, (MS)SQL, XML, Hibernate, RichFaces, Apache, Jboss, Maven and Hudson.
• Also handled IT equipment operations in offices, server administration and network device configuration.

Intern (2010)

• Worked for an open-source Java portal sector project using Liferay.
• Developed servlets/portlets for the portal in Java and connected it to MySQL.
• Edited database data using the Spring framework and adjusted the portal’s graphical environment.

Part-time IT Support / Database Assistant (2009)

• Worked for a telecommunications sector company supporting logistics database administration.
• Created SQL queries for data consolidation and recovery, and aligned stock levels with actual inventory using SQL queries.

IT Help-desk (2008)

• Worked for a telecommunications sector company in IT help-desk support, mainly for internet-related issues.
• Helped clients with internet/telephone connectivity problems, similar to 2nd-level support.

Sales Manager with IT (2005)

• Worked for an IT hardware sales sector company selling hardware components mainly to end customers.
• Also sold server solutions, printer setups and notebooks.

Sales Manager with IT (2004 - 2005)

• Worked for an IT hardware and software sales sector company.
• Sold desktop and server hardware solutions, printer setups and software.

Part-time roles (1998 - 2004)

• Worked in an advertising agency on databases, administrative tasks and customer contact.
• Served as chief cameraman and supported computer network operations and organisational services at computer fairs.
• Maintained a computer network and individual workstations for a construction company, using Novell and Windows, and also assisted with construction work.