Lead backend architecture and system design for enterprise-level software releases.

Built AWS-based data pipelines (Kinesis, Athena, Glue, Firehose) for analytics and event processing.

Delivered large-scale integrations and new proof-of-concepts supporting business expansion.

Enhanced internal engineering tools and dashboards for better usability and performance.

Resolved complex customer data requests, maintaining 100% satisfaction on service delivery.

Implemented key UX-focused backend features: MFA visibility, case-insensitive logins, and device management.

Improved unit test coverage from 0% → 80% across key backend modules (150+ tests).

Reduced observability costs by $150K through Honeycomb sampling optimizations.

Led rollout of Amazon Cognito-based SSO, introducing MFA and secure user migration.

I'm responsible for developing and steering Clean Code initiative to maximize production process within organization. Liaise and proactively engage with business personal to re-design old business processes. Create code, and improve server, server-side applications, and databases that combined with front-end codes and help create seamless experience for end-user.

Key Achievements:

• Received commendation and won first Place of Organization/Department Hackathon.

• Detected and fixed 87 defects within three months after joining new project.

• Increased general functionality of large web application by performing intensive bug fixes.

I was tasked with preparing and updating multiple data models and user flow to enhance user experience. Cultivated and sustained enduring relationships with Scrum Team to plan and execute multiple projects. Gathered, interpreted, and transformed old business data from Excel/Word documents into modern data models.

Key Achievements:

• Won third Place of Boston Optum Hackathon.

• Boosted maximum level of customer satisfaction by completing project development 50% ahead of schedule.