Software Engineer at SERA Business Design

Built AI-powered financial analytics functionality for an enterprise client, enabling PowerBI-style revenue, cost, profitability, quarterly comparison, and location-based insights through natural-language queries and automated chart generation
Helped deliver deal-critical analytics and AI functionality that contributed to a multi-million-euro commercial opportunity
Designed and built production-grade queueing infrastructure for heavy and delayed background jobs, including priorities, deduplication, retries, delayed scheduling, failure logging, CLI monitoring, and correlation-based batch progress
Implemented analytics infrastructure with tenant-aware CLI tooling for relational-database-to-OLAP synchronization, health checks, schema drift repair, validation, and controlled cron scheduling
Built agent-oriented tooling for autonomous knowledge management, including correction classification, canonical rule consolidation, audit logs, route synchronization, validation/linting, memory maintenance, and autonomous commit protocols
Built public-sector identity integrations combining OIDC, SOAP-based government services, mutual TLS certificates, RSA-SHA256 XML signatures, encrypted identity storage, eID workflows, and native dependency fixes
Built external cash machine integrations for POS workflows through a unified abstraction over REST/JSON and SOAP/XML APIs
Worked across backend, frontend, infrastructure, AI tooling, analytics, server migrations, deployment reliability, customer-specific product development, and operational planning