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George SotirovGS

George Sotirov

Senior Software Engineer

€350/day
Sofia, BG
8-15 years

Average response time: 1 hour

About George

  • Bulgarian

    Native or bilingual

  • English

    Fluent

  • French

    Basic

Can work on-site
Sofia (up to 50km)

Experience

  • "Nexo"
    Senior Software Engineer
    May 2024 - Today (2 years and 1 month)
    • Led a cross-functional scrum team in building and maintaining services related to risk scoring, collateral management, and credit product logic.
    • Drove the implementation of Kafka Streams pipelines for real-time processing of transaction and user data.
    • Improved the resilience and scalability of services deployed in Kubernetes, supporting rapid product growth and increasing system uptime.
    • Gained deep experience working with crypto-native products, including lending mechanisms, wallet services, and on-platform exchange logic.
    • Actively integrated AI tools across development workflows—for code generation, documentation, testing, and architectural analysis—streamlining delivery and boosting team productivity.

    Technologies: Java 21, Spring Boot 3, Kubernetes, Kafka Streams, MongoDB, CockroachDB, crypto APIs, AI-assisted development tools
  • "Paysafe"
    Lead Software Engineer
    June 2021 - May 2024 (2 years and 11 months)
    • Lead of a full scrum team developing functionalities for the firm's risk and compliance department
    • Lead development of new features – both backend and frontend
    • Mentor junior colleagues
    • Skills gained:
    • Making architecture decisions
    • Spring microservices development.
    • Spring Boot 3 with Java 17.
    • Extensive Angular 12 and JavaScript knowledge gained
    • Apache Kafka
    • Amazon Web Services
  • Scalefocus
    Delivery Manager
    August 2020 - May 2021 (9 months)
    • Work with clients to identify their business needs and goals.
    • Assemble software development teams with the correct technical skill to meet the clients' demands.
    • Assure successful product delivery.
    • Skills gained:
    • Fundamentally improved communication and time management skills.
    • Learned how to successfully manage several software development teams.
    • Business analysis skills.

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Education

  • Master of Information Management MSc.
    KU Leuven
    2014
    Master of Information Management MSc.
  • Computer Science and Management Studies BSc JT
    UNIVERSITY OF NOTTINGHAM
    2013
    Computer Science and Management Studies BSc JT

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