Warsaw, Mazowieckie, Poland
Experienced Java Developer with a demonstrated history of working in the information technology and services industry. Skilled in Java, Spring, Jax-WS, Jax-RS, PL/SQL, AWS, Object Oriented Programming, Microservices.
Worked as a Senior Backend Software Developer • Analyzing requirements and designing solutions • Development of tasks, fixing bugs • Experience in creating RESTful APIs/Microservices using Spring • Experience with AWS (Amazon Web Services) resources like Lambda, S3, SNS, SQS, Cloudwatch etc. • Java, Spring Framework, Restful Services, NodeJS, New Relic • Redis, Hibernate, MongoDB
Worked as a Senior Backend Developer in a mobile application • Developed microservices communicating with Restful and Soap services • Mentoring junior teammates • Fixed critical bugs, and re-engineered the logic • Microservice architecture, Java 8, Spring Boot, Spring Cloud • Redis, Hibernate, Oracle as the database
Worked as a Backend Developer in Turkish Airlines mobile application • Experience in creating RESTful APIs communicating with soap services • Experience in deploying applications to AWS (S3, ElasRc Beanstalk) • Experience in creating AWS lambda using Node js • Experience of test automaRon using testing tools, for example: Junit, Mockito • Performed code analysis, backward compatibility analysis and proposed work-around solutions for proposed features. • Java, Spring Framework, Restful Services, Redis, AWS • Agile Scrum, Kanban, Kibana, Bitbucket, Maven, SonarQube, MySQL
Worked as a Backend Developer • Provided an E2E to process charging & billing, campaign service operations, data integration and generation using PL/SQL and Oracle • Developed a web application to automate some services and operations • Contributed to code user screens using Java, Spring MVC, Hibernate • Experienced about Price Catalogue (Tariff, Campaign), billing rating&charging modules