Hessam Parchehbafieh

1. Accelerated authentication setup by 30% by integrating Keycloak-based OAuth 2.0 authorization, standardizing security across all microservices and eliminating custom auth boilerplate. 2. Reduced service response time by 25% by leading back-end development with FastAPI and Golang in a microservices architecture, enabling faster parallel development cycle.

1.Reduced data integration errors by 40% by building and maintaining 10+ RESTful API (REST API) services with OpenAPI specifications, improving downstream data quality across teams. 2.Saved data analysts 15 hours/week by redesigning the database schema with normalization and partitioning strategies (PostgreSQL), reducing query latency by ~20%.

1.Designed and Processed the back-end infrastructure for a crypto algorithmic trading platform with 3 teammates. 2.Designed and executed a referral system, projected to drive a substantial increase in user growth up to 5% and revenue enhancement. 3.Implement an automated system for generating personalised vouchers for 200 customers; streamlined the distribution process, leading to a 50% reduction in manual intervention and improved response times across the support team.

Operated alongside +4 developer to implement RESTful APIs in Django DRF team to deliver in-house ERP web based software. Conducted testing every 2 weeks; created testing documentation and actively reported bugs affecting software performance. Expanded the speed of deployment of the web more than 10% by evaluating the process of coding. Increased the speed of deployment of the web more than 20% by evaluating the process of coding.

Plan and Develop BI system from scratch and reaching system’s response time boost by 50%. Train +5 relevant stakeholders on how to use the BI system and continuously monitor system performance. Restructured reporting flow among 10 different departments and cut down paperwork by 80%. Improved overall decision-making 60% designing and developing BI reports and providing invaluable insights.