Aleksandra Chernousova

Core financial instrument backend. Designed REST API interfaces and data models; translated business requirements into technical specs, sequence diagrams, and PostgreSQL schemas; engineered integrations across 20+ internal systems.

- Translated complex business requirements into business, functional and non-functional specifications, database schemas and API designs for banking clients. - Evaluated system capabilities to recommend the optimal technical solution for each requested change, balancing delivery time against platform constraints. - Owned features end-to-end through the development lifecycle with engineers and QA, ensuring implementation matched the specification.

- Delivered the strategic-finance workstream of a bank-wide core-banking replacement and data-warehouse migration, coordinating requirements and data-quality controls across finance, IT and the vendor. - Optimized automated ETL processes and data-quality controls in Oracle databases to ensure accurate regulatory and management reporting. - Built and enhanced liquidity-management reports and strategic financial models used for management decisions.