Alisa – Golang, OpenTelemetry, Kubernetes

Database vendor powering data-intensive, low-latency workloads at scale. Scylla Cloud is fully managed Database as a Service

• Built and owned the observability layer for the a company's Cloud DBaaS backend - a specialized framework on top of OpenTelemetry that cut time-to-debug and surfaced performance bottlenecks across the platform.
• Contributed to the development of the cluster autoscaling solution.
• Implemented numerous performance improvements and bug fixes throughout the codebase.

Southeast European consumer bank, ~1.6M customers, providing a mobile app for daily banking. The new shopping section in its mobile app is an online marketplace where customers can find over 200 stores and shop directly in the banking app.

• Built Go microservices for merchant data, payments, and rewards as the backend of the mobile in-app shopping experience, backed by PostgreSQL and Kafka — owned it from design through launch and kept it running in production for 2+ years with ongoing improvements
• Owned production PostgreSQL database design, schema migrations, and operational health.
• Worked with Product, Business Analysts, Mobile, QA, and DevOps to clarify requirements and ship the application.
• Previously worked on the Loyalty App backend, shipping new features and launching the Grocery stores loyalty campaign backend.

A cybersecurity startup building trust tooling for communications.

• Shipped functionality improvements, bug fixes, and refactoring on the Vereign Identity project (digital identity).
• Migrated existing software to a containerized microservices architecture, covering configuration, monitoring, and error handling.
• Implemented data wipe functionality for enhanced user privacy.
• Built internal tooling for the DevOps and ChatOps workflows.