Backend and API development
Building server-side services using Java and Spring Boot: REST APIs, business logic, databases, and security. From specification to production deployment.
Software development for businesses and companies
Software development for businesses and companies
NetBreezer is the independent brand of יבגני גרסטן — a senior backend developer and development team lead with over a decade of experience in building and maintaining production-grade B2B and B2C systems.
Building server-side services using Java and Spring Boot: REST APIs, business logic, databases, and security. From specification to production deployment.
Connecting systems not originally designed to communicate — ERP, CRM, payment providers, partner systems, and third-party interfaces, including error handling and data synchronization.
Implementing language models into existing processes: Spring AI, MCP, content and process automation, and secure connection of models to organizational data sources.
Upgrading legacy systems: performance improvement, closing security vulnerabilities, monolith decomposition, and migration to cloud infrastructure.
Connecting manual processes into automated workflows using Zapier, Make, and dedicated tools — less duplicate work, fewer errors.
Building business pages that search engines and AI models understand and cite — structured data, Q&A content, and next-generation search optimization.
The core stack is Java with Spring Boot, alongside Kotlin, Python, and JavaScript. Infrastructure: AWS, Kafka, Keycloak, Jenkins, and Docker. In the AI domain: Spring AI, MCP, and secure OAuth2-based integrations.
The base is in Netanya, and I work regularly with clients in the Sharon and Central regions — Herzliya, Kfar Saba, Ra'anana, and Tel Aviv. Many projects are carried out entirely remotely, including for clients outside of Israel.
The price is derived from the scope of work: a focused integration project is fundamentally different from building a full system. After a short specification call, you will receive a proposal with milestones and a price.
Send a message via WhatsApp, email, or through the form on netbreezer.com with a brief description of your needs. Within one business day, we will schedule a 30-minute specification call, free of charge and without obligation.
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דווייט איזנהאואר 1, נתניה, 4209021, ישראל Open in Google Maps
str. Dwight Eisenhower 1, Netanya 420901
0544294973
yevgenitlv@gmail.com
https://netbreezer.com