Valentin Ivanov

Software engineer

LANGUAGES

  • Bulgarian (Native)
  • Greek (Native)
  • English (C1 CEFR)

INTERESTS

  • Science - Technology
  • Reading
  • Sci-Fi
  • Free Diving
  • Scuba Diving
  • Singing

CAREER PROFILE

Software engineer with strong analytical skills, solid knowledge in databases and SQL, fast learner and with desire to improve myself in every way possible!

Interested mainly in backend systems, microservices, cloud technologies and DevOps culture.

EXPERIENCES

Senior Software Engineer

May 2021 - Present
Etraveli Group

In my role as a Senior Backend Engineer in the Fintech Department, I initially served on the Customer Payments team, where I developed and integrated payment solutions for friction-less, localized and secure payment methods around the globe.

In March 2024, I transitioned to the newly established Precision Solution. After achieving early success, we expanded the department by forming the Rule Engine team, where I currently contribute. Working closely with the team leader, I help design and implement a Business Rule Engine that empowers business users to define and enforce advanced fraud-prevention rules.

My responsibilities include devising scalable system architectures, upholding stringent security standards, and embracing DevOps principles to ensure efficient delivery of high-quality software.

  • Java, Java EE & Spring
  • C#/ASP.NET Core
  • Spring Boot, AWS (Rule Engine project)
  • Docker & Kubernetes
  • Jenkins CI/CD
  • Kibana

Software Engineer

September 2019 - April 2021
SG Digital

Casino platform engineer working on the Game Development Module (GDM) - Game Server that provides end-to-end game development and deployment capabilities,a full integration with the Open Gaming System (OGS) and a set of variety game development tools.

  • Java, Spring, SpringBoot
  • SpringCloud - Eureka, API Gateway, Cloud Config, Hystrix
  • JUnit, Mockito, WireMock
  • Prometheus & Grafana
  • Docker & Containarization
  • Postgres
  • Jenkins CI/CD

Software Engineer

August 2017 - August 2019
Intracom Telecom

Designed & develop telco and billing software solutions using mainly Java, Java EE & Spring technologies

  • Java SE, Java EE (Jakarta), Spring Framework
  • Microservices, SpringBoot
  • Hibernate, SpringData
  • Sql-Server, Oracle, MySql
  • Web Services, JAX-WS, JAX-RS (SOAP & Rest)
  • Git, SVN

Teaching & Graduated Teaching Assistant

Deprt. of Informatics and Telecommunications
Provided assistance regarding C & C++ projects for undergraduate courses. Helped students with project's design and implementation in Piazza Q&A platfrom. Examined students and graded their solutions.


  • System Programming (Spring 2019) - taught by Prof. Alex Ntoulas.
    (antoulas@di.uoa.gr)
  • Operating Systems (Fall 2018 & Fall 2019) - taught by Prof. Alex Delis.
    (ad@di.uoa.gr)
  • Object Oriented Programming (Fall 2016) - taught by Prof. Izambo Karali.
    (izambo@di.uoa.gr)

EDUCATION

MSc in Computer Science (Partially Completed)

Oct 2018 – Dec 2019
Department of Informatics and Telecommunications

Completed few of the advanced courseworks focusing on Information and Data Management before withdrawing from the program.

BSc in Informatics and Telecommunications

Oct 2014 - Sept 2018
University of Athens
Specializations:
GPA 8.97 (top 4%) - Graduated 3/79


  • Software
  • Networking

Projects

Monsters INC - A responive HTML&CSS site I did as project for seminar "Constructing Web Pages" from HEPIS

Certifications

JavaScript Algorithms and Data Structures - Approximately 300hours of Javascript Algorithms and Data Structures from FreeCodeCamp

Skills