Sahar Barzilay

High-achieving B.Sc.

Computer

Science graduate and results-driven Software Engineer. Proven experience building data pipelines, REST APIs, and interactive React interfaces. Technical focus centers on Java, JavaScript/TypeScript, SQL optimization, strict debugging, writing clean code, and deploying AI features in production environments.

AI Engineer - SmartNeighbor (Stealth Startup)

(2025-01)

• AI Agent Integration: Building a WhatsApp chat system that connects residents with local professionals using JavaScript and LLM logic to automate house maintenance.
• Infrastructure Deployment: Managing application deployment and scaling using Docker and Kubernetes containers on the Render platform.
• Data Architecture: Designing the core database schemas and caching layers with PostgreSQL and Redis to ensure real-time message delivery.
• Technical Due Diligence Support: Prepared system architecture documentation and technical summaries to support leadership during acquisition-related discussions.

Software Engineer - Forty Two Data Services (42-DS)

(2024-01 - 2025-01)

• Data Engineering: Developed Java functions and SQL queries to handle data transformation and validation for 100K daily records.
• Database Integration: Built data integration pipelines connecting external systems to internal Oracle and PostgreSQL databases.
• API Development: Designed and implemented secure REST APIs to handle data access between backend microservices and external clients.
• Frontend Dashboards: Created interactive user interfaces using React to improve corporate data visualization.
• Microservices Architecture: Engineered a client-facing reporting tool from scratch utilizing Spring Boot backend services.

B.Sc. - Computer Science - Ruppin Academic Center (2020-01 - 2023-01)