Profileimage by George CiachirArhire Senior Java Fullstack Developer from Bucharest

George Ciachir-Arhire

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Last update: 01.01.2024

Senior Java Fullstack Developer

Graduation: B. Sc. Electronics and Communications Engineering
Hourly-/Daily rates: show
Languages: English (Full Professional) | French (Elementary) | Romanian (Native or Bilingual)

Attachments

CV-George-Ciachir_010124.pdf

Skills

✔️ Java, TypeScript, JavaScript
✔️ Spring/Spring Boot
✔️ Angular, AngularJS
✔️ Azure, Openshift, Kubernetes, Docker
✔️ Jenkins, Git
✔️ PostgreSQL, Oracle, Elasticsearch
✔️ Junit, Integration tests, Mockito, Selenide, Contract testing (Spring Cloud, Pact)
✔️ Microservices, Design patterns, DDD, REST
✔️ Maven, Gradle
✔️ RabbitMQ, ActiveMQ, Kafka

Project history

10/2019 - Present
Java Software Developer
Cegeka Romania (Internet and Information Technology, 1000-5000 employees)

Project: VDAB

Full stack developer in an Agile distributed team, building several applications for VDAB (the public employment office of Flanders region in Belgium), whose end purpose is supporting citizens to find jobs based on their competences.
The applications are built using up-to-date technology and constantly updated to some of the newest major versions of frameworks and languages (Spring Boot, Angular 8+, Java 8/11).

The applications ecosystem is mainly comprised of:
* Competent – Web application that defines the required competences for a specific job profile. The backend of the application is exposed on a REST API, to be consumed by clients from inside or outside the client’s applications ecosystem
* IBO Plan – Web application used for creating training plans for the workforce in order to create new skills/expertise so that certain job profile can be matched
* Various other applications with web components or that expose REST APIs


Responsibilities:
* Full-stack software development using Angular8+ and Spring Boot using a domain driven design approach
* Take the role of Scrum Master in rotation, present functional demos, organize retrospectives and estimation sessions
* Actively participate in technical design sessions
* Implement authentication and authorization using OIDC (OpenID Connect) and Keycloack Docker container, for the Angular UI and the Spring Boot backend
* Spring Boot, Elasticsearch and Angular migrations to major and minor versions
* Configure Elasticsearch to work with Spring Data and implement mechanism to manually trigger data indexing
* Create Docker images
* Ensure build stability (fix flaky tests, Sonar quality gate)
* Clean code maintenance: fix issues and cleanup smells detected by Sonar

Technologies: Docker, Docker compose, Jenkins, Sonar, Git, Angular8+, Spring (Boot, Data, Security, AOP), RxJava, Java 8/11, Elasticsearch, Oracle DB, Maven, Keycloak

06/2019 - 06/2020
Java Software Developer
Cegeka Romania (Internet and Information Technology, 1000-5000 employees)

Project: Interim

Talent matching application for the companies operating in the Belgium interim market, in order to find best matches between a job seeker and a job posting, by applying complex search criteria.

Using a microservice architecture, the application is deployed in an OpenShift environment and is comprised of several Java Spring Boot services that communicate asynchronously through RabbitMQ, it uses Elasticsearch for storage and has an Angular8 UI.
REST APIs are also exposed to external clients.

The application was started as an internal initiative and is now successfully used by several clients.

Responsibilities:
* Full-stack software development in an Agile environment
* Actively participate in technical design sessions
* Develop search capabilities based on diverse criteria in order to display the best matches to the end-user
* Setup notifications for new user registration in Auth0 platform using hooks and SendGrid SMTP service
* Create Jenkins pipelines
* Create deployment environments using the OpenShift platform
* Prepare project handover to a maintenance team

Technologies : Docker, Openshift, Jenkins, Git, Angular8, Spring Boot, RabbitMQ, Elasticsearch, Spring Data, Maven, Auth0 platform

09/2018 - 05/2019
Java Software Developer
Cegeka Romania (Industry and mechanical engineering, 1000-5000 employees)

Project: ICD - International Contract Database

A monolith application, developed using Spring MVC and Java specific UI technologies (JSP, Servlets) that serves as a global contract repository for a large pharma company.

One of the goals of our team has been to gradually redesign parts of the web interface so that in the near future it will be possible to completely decouple the UI from the backend.

Responsibilities:
* Full-stack software development in an Agile environment
* Evolutive maintenance
* Integrate Adobe Sign for secure e-signing of contracts
* Redevelop parts of the web interface (from JSP, Servlets) using AngularJS
* Refactor the application layers and implement MVC pattern
* Migration to newer versions of the Hibernate and Spring frameworks

Technologies : Jenkins, Git, AngularJS, Spring MVC, JSP, Hibernate, Maven, Oracle DB

03/2018 - 08/2018
Java Software Developer
Societe Generale European Business Services (Banks and financial services, 5000-10.000 employees)

Project: CreditPro

Application used by the bank personnel that is involved in the process of granting loans for Small and Medium Enterprises.

The application offers specific functionality based on the user's role: credit scoring, risk analysis, documents transfer, loan calculator etc.

Responsibilities:
* Full-stack software development in an Agile environment
* Collaboration with the French development teams for full project takeover
* Further development of a newly created project using Java and JavaScript technologies

Technologies : AngularJS, Spring (Boot, Data, Batch, AOP), Hibernate, PostgreSQL, Liquibase, Maven, Git, Logstash, Jersey

11/2016 - 03/2018
Java Software Developer
Endava Romania (Internet and Information Technology, 1000-5000 employees)

Project: Optimize

Working in an Agile environment for a large payments processor in the UK, with multiple development streams in Bucharest and UK.

The main focus for our team was to develop Optimize, which is a risk and fraud management tool designed to help businesses to combat fraud and enable faster business decisions.

The main feature of the application is Link Analysis, a visual graph for risk mining, that links transactions and displays relations between them, based on used IP addresses, card numbers, physical addresses of card users etc.

The application has been a real success, winning several awards, including the "Security Innovation of the Year Award" by the National Technology Awards in UK, in 2019.

Responsibilities:
* Full-stack software development using Java and JavaScript technologies
* Develop parts of the UI and the Link Analysis tool
* Adapt and use Zuul proxy to perform dynamic routing to the requested resources
* Integrate custom security based on the filtering of the UI requests inside a Zuul proxy

Technologies : AngularJS, Spring (Boot, Data, Batch, AOP, Integration), Spring Kafka, Hibernate, Shiro Security, Zuul Routing,
Maven, JBoss6, Elasticsearch, Kibana, Logstash, Apache Kafka

11/2015 - 06/2016
Regional marketing and sales coordinator
BRD – Groupe Societe Generale (Banks and financial services, 5000-10.000 employees)

Towards the end of my career in BRD, the main role has been to act as the single point of contact for the colleagues in the regional network, as well as for the ones in the central institution, in all matters involving marketing campaigns and sales coordination, for all the business segments.
This also implied leading a team of regional segment coordinators (retail, corporate, payrolls, SME) and aggregate their input into a cohesive form.

* Establish and implement the annual commercial objectives
* Monitor the commercial activity of the 34 regional agencies, for all business segments
* Perform KPIs analysis and interpretation for all business segments
* Create regional marketing campaigns

03/2013 - 11/2015
Regional business segment coordinator
BRD – Groupe Societe Generale (Banks and financial services, 5000-10.000 employees)

* Account management at national level for the Government Institutions for retirees (Regular, Military and Police retirees)
* Sign new payroll agreements with private companies and Government Institutions
* Manage the collective payroll portfolio of the 34 regional agencies
* Perform KPIs analysis and interpretation for the payroll business segment
* Organize and coordinate training sessions (applications, commercial, norms and procedures)

10/2012 - 02/2013
Agency Manager
BRD – Groupe Societe Generale (Banks and financial services, 5000-10.000 employees)

* Team management
* Commercial objectives achievement
* Ensure compliance with norms and procedures

05/2010 - 10/2012
Relationship Manager
BRD – Groupe Societe Generale (Banks and financial services, 5000-10.000 employees)

* Customer retention and loans approval
* Commercial objectives achievement

12/2006 - 05/2010
Bank Teller
BRD – Groupe Societe Generale (Banks and financial services, 5000-10.000 employees)

* Commercial objectives achievement

Certifications

Oracle Certified Professional: Java SE 11 Developer
2021
Oracle Certified Professional, Java SE 8 Programmer
2020
Microsoft Certified: Azure Fundamentals
2020

Local Availability

Only available for remote work
Available to travel 2-3 days every 3 months
Profileimage by George CiachirArhire Senior Java Fullstack Developer from Bucharest Senior Java Fullstack Developer
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