Senior Software Engineer

• Aug 2022 - Present

Owner - Senior Backend Engineer

• Nov 2020 - Present

• Had full ownership over the microservices I developed: extracted functional requirements, drafted the technical design and architecture documents, implemented, tested, deployed, provided support and documented the software and implemented CICD pipelines. • Designed and implemented from scratch an audio-video surveillance streaming service, a live stream mechanism for displaying sensor data in real time and a remote control panel for the running engines. • Migrated functionalities from a Scala monolith to Kotlin and the data from MySQL to ElasticSearch. • Became the owner of the company’s main Scala application - offered support with answering various technical questions coming from other teams and business, implemented new features and provided bugfix support • Integrated Keycloak with existing services by implementing extensions/plugins to provide identity and access management to platform users and other services using OAuth2 and OIDC protocols. Kotlin, Java 11+, Scala, Spring (Boot, Security, Data, WebFlux, Actuator, Cloud Data Flow), Kubernetes, AWS (EC2, S3, EKS), Kafka, Cassandra, Elasticsearch, MySQL, Oracle, Redis, GraphQL, Docker, Reactor, RxJava, Kotlin Coroutines, ELK Stack, Arrow, NGINX, Ant Media Server, Restreamer, MockK, JUnit, Mockito, Akka (Core, HTTP), Argo, OIDC & OAuth2, Nexus, SonarQube, Jenkins, Github Actions, Keycloak Show less

Full Stack Engineer

• Mar 2020 - Nov 2020

Developed services and mobile apps that provide its customers features such as fleet management and workshops management. Tech stack: Java 8, Spring (Boot, OAuth2, JPA), AWS, MySQL, REST, RabbitMQ, STOMP, Angular, React, React Native Developed services and mobile apps that provide its customers features such as fleet management and workshops management. Tech stack: Java 8, Spring (Boot, OAuth2, JPA), AWS, MySQL, REST, RabbitMQ, STOMP, Angular, React, React Native

Full Stack Developer - Banking

• Feb 2019 - Feb 2020

Authentication and authorization system - developed an identity and access management application base on OpenID Connect protocol, multi-factor authentication, OAuth protocol, Spring Boot, Keycloak, MariaDBPayment Service - frequently used in Austria and Germany. Developed an API through which 3rd party payment service providers or online shops communicate with. It is interconnected with other systems like Risk Evaluation Services or CRIF. Developed with Spring Boot, MariaDB, Spring Data, GraphQL, Openshift, Jenkins, Keycloak, React, H2Other existent projects, some of them recently developed using similar technologies, others being developed long time ago. Show less

Full Stack Developer - Invoicing System for one of the biggest romanian supermarket chains

• Sep 2018 - Jan 2019

Invoicing platform based on microservices architecture and developed using Java 8, Kafka, Spring Boot, Spring Data, Spring Cloud, Swagger, Webflux, Mockito. The system provided functionalities such as order management, vendor management and invoicing.

Full Stack Developer - World's Leading Industrial Thread Manufacturer

• Sep 2017 - Aug 2018

B2B enterprise eCommerce platform based on microservices architecture developed using Spring Boot, Spring Cloud, Cassandra, Elasticsearch, Nginx, Kong, Reactor, Redis, Apache Mesos, DC/OS, Auth0.

Full Stack Developer

• Aug 2015 - Sep 2017

We've been working on a Treasury system which was able to provide functionalities like quotation calculation, booking and invoicing. Java, AngularJS, JavaScript, Oracle, JDBC, JMS We've been working on a Treasury system which was able to provide functionalities like quotation calculation, booking and invoicing. Java, AngularJS, JavaScript, Oracle, JDBC, JMS

Java Developer

• Feb 2015 - Jul 2015

Scheduling System - The scheduling part of an entire healthcare platform used by some of the biggest hospitals in the world. The platform has been developed in the last 20 years and it uses Java, Tomcat, JSP, Servlets, Ant, Javascript, JMS, SOAP, jQuery Scheduling System - The scheduling part of an entire healthcare platform used by some of the biggest hospitals in the world. The platform has been developed in the last 20 years and it uses Java, Tomcat, JSP, Servlets, Ant, Javascript, JMS, SOAP, jQuery

Java Developer

• Sep 2014 - Feb 2015

PHP / ASP.NET Developer

• Dec 2013 - Sep 2014

Helpdesk Application - An application developed to manage the internal resources of the company in a very flexible way. Technologies: PHP, SQL Server, LDAP, Bootstrap, jQueryLogistics Application - A tool for defining workflows and follow them based on the principles and the algorithms of finite-state machines, Technologies: ASP.NET, Entity Framework, SQL Server, Bootstrap, jQuery

Internship

• Jul 2012 - Nov 2013