Kaloyan Todorov
Software Engineer
Sofia
Summary
As an experienced backend developer, I am proficient in Java/Spring Boot, microservices, and REST APIs. I am skilled in utilizing Kafka, WebSockets, various databases (PostgreSQL, Redis), AWS cloud services, Kubernetes, and Docker. My experience includes using CI/CD pipelines with Jenkins/Git and leveraging monitoring tools like Datadog and Grafana. Additionally, I possess domain knowledge in Cryptocurrency Trading.
Overview
3
3
years of professional experience
Work History
Software Engineer
Nexo
05.2022 - 04.2025
- Algorithmic Trading Systems: Developed and enhanced core trading algorithms, including a dynamic TWAP liquidation engine with pause functionality to optimize client executions in volatile crypto markets.
- Real-Time Market Data & Pricing: Engineered a robust price aggregation system monitoring multiple exchanges, implementing automated data validation and faulty feed exclusion to ensure pricing integrity for spot and futures instruments.
- Leveraged Futures Platform: Architected and built a leveraged cryptocurrency futures trading system, managing collateral requirements and enabling advanced client trading capabilities.
- Pricing & Risk Management: Designed and managed systems for creating/controlling pricing strategies and actively hedging firm exposure derived from client trading flows across spot and futures markets.
- Performance & Scalability: Created a high-fidelity simulation environment replicating the production trading architecture for comprehensive load testing, performance analysis, and bottleneck identification.
- Data Analytics & Reporting: Implemented P&L reporting systems and utilized technical indicators integrated with AI/ML models for sophisticated client trading analysis and segmentation.
- Production Support & Maintenance: Provided 24/7 on-call support for critical trading systems, resolving production incidents and maintaining/enhancing existing Java-based microservices.
Junior Software Engineer
GRAVIS
03.2022 - 05.2022
Education
Java Development -
ItTalents
Sofia 04.2001 -
Information Systems -
Sofia University St. Kliment Ohridski
Sofia 04.2001 -
Skills
SQL
Object-oriented programming
JIRA
Git workflow
Unit testing
RESTful services
Timeline
Software Engineer
Nexo
05.2022 - 04.2025
Junior Software Engineer
GRAVIS
03.2022 - 05.2022
Java Development -
ItTalents
04.2001 -
Information Systems -
Sofia University St. Kliment Ohridski
04.2001 -
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