Professional Experience

Built and operate a multi-tenant SaaS platform for Amazon sellers with analytics, automation, billing, reporting, and AI-powered workflows.

• Built backend services with ASP.NET Core, Entity Framework Core, SQL Server, REST APIs, and Hangfire for large-scale synchronization and automation workloads.
• Developed 50+ production features using Next.js, TypeScript, JavaScript, and Razor Pages across dashboards, reporting, and operational workflows.
• Designed and optimized SQL Server schema, indexing, and reporting queries to improve performance and scalability.
• Integrated external APIs including Amazon SP-API, Amazon Ads API, Stripe, OpenAI, Gemini, Jungle Scout, and DataForSEO with retry logic, pagination, rate-limit handling, and fault-tolerant processing.
• Implemented automation engines for campaign optimization, keyword analysis, bid management, and reporting to reduce manual operational effort.
• Deployed and maintained Docker-based Linux production environments to improve deployment consistency, reliability, and operational efficiency.

Support enterprise production environments across multiple servers, services, and business-critical applications.

• Built and maintained centralized monitoring and alerting using Prometheus, Grafana, Alertmanager, and Spring Boot Admin to improve visibility and incident detection.
• Supported Dockerized Elasticsearch and Kibana logging workflows for troubleshooting and operational analysis.
• Participated in incident response, troubleshooting, and root-cause analysis to help maintain operational stability.
• Contributed to GenAI initiatives by translating business requirements into technical discussions, document-processing use cases, and solution/cost planning.

Supported ERP migration from a legacy C# system to a web-based platform through workflow documentation, data validation, and SQL-driven reporting.

• Coordinated cross-functional migration requirements and translated business workflows into implementation-ready technical specifications.
• Built SQL reporting queries and operational dashboards used for management decision-making.
• Improved reporting performance through SQL query tuning and indexing strategies.
• Created migration validation procedures, database handoff materials, and documentation to support deployment readiness.