Vector Systems
Vector Systems

Grigor Zhelev

CEO & Founder, Vector Systems — PhD in Robotics • MSc Computer Science

Profile

Senior software engineer with 15+ years of experience in fintech, enterprise, and mobile development. Founded Vector Systems BG EOOD in Sofia, Bulgaria. Currently also working as a Salesforce developer at eMerchantPay — a global payment processing company.

  • Salesforce (Apex, LWC, Flow Builder, REST/SOAP APIs, Gearset)
  • Java (Spring Boot, Spring Security, Kafka, REST)
  • C# / .NET 9 (Entity Framework Core, Blazor, ASP.NET)
  • Python (FastAPI, Flask, Pandas, PySpark)
  • iOS & Android fintech apps (FXCM trading platform, 10+ years)
  • PostgreSQL, SQL Server, MySQL, Oracle
  • GCP (Cloud Run, Pub/Sub, Apigee), Docker

👥 LinkedIn Profile   ⚡ Salesforce Trailblazer

Family

Education — PhD in Robotics

Bulgarian Academy of Sciences (BAS) — specialisation in Robotics and Manipulators.

PhD diploma — page 1 PhD diploma — page 2

Education — MSc Computer Science

Faculty of Mathematics and Informatics (FMI), Sofia University "St. Kliment Ohridski".

Sofia University diploma 1 Sofia University diploma 2 Sofia University diploma 3

Secondary — High School of Mathematics, Burgas

Maths High School certificate 1 Maths High School certificate 2

Microsoft Certificates

MS Visual C++ 6 — Desktop MS SQL Server 2005 Microsoft Dynamics NAV 5 MS Visual C++ 6 — Distribution