MAHADI HASSAN

- Guide hands-on delivery across backend, mobile, and Level 2 support operations for production cloud and edge systems, helping the team triage and resolve complex customer-impacting issues. - Mentor 5+ junior engineers on debugging approach, implementation quality, and issue ownership across active production work. - Design scalable, fault-tolerant solutions for core energy management applications used by enterprise clients. - Improve resilience in Demand Limiting Controller workflows by contributing to complex edge fault handling for HVAC control systems. - Implement Over-the-Air updates over VPN for remote edge devices, reducing manual field intervention and improving operational speed. - Automate DLC replacement and edge provisioning with Ansible, reducing deployment time by approximately 40% while lowering manual errors. - Create AI-assisted operational workflows for incident handling, alerting, escalation, and Prometheus/Grafana dashboard support. - Integrate Modbus/TCP, MQTT, and LoRaWAN communication flows to support real-time device connectivity and control.

- Contributed to building a scalable IoT platform managing 6,000+ edge devices across 900+ sites in the United States, enabling real-time energy optimization. - Developed and maintained 10+ microservices for device communication, data ingestion, and control logic, processing thousands of MQTT events daily. - Worked in a 10+ year-old legacy edge codebase and integrated legacy systems with a centralized cloud platform for monitoring and control. - Provisioned AWS infrastructure with Terraform to support repeatable deployments and reliable cloud resource management. - Automated infrastructure and deployment workflows using Ansible and CI/CD pipelines. - Diagnosed issues across device, network, and cloud layers while maintaining compatibility with older Ubuntu-based edge environments.

- Revamped core web and mobile features, improving load performance by 30%+ and supporting application scalability for growing user traffic. - Contributed to developing internal Node.js libraries to accelerate feature development and improve code reuse across products. - Diagnosed and resolved critical issues across web and mobile platforms, supporting stable releases and high availability. - Established CI/CD pipelines and AWS infrastructure as code with Terraform to improve deployment consistency and engineering velocity.

- Contributed to building and shipping core features across web and mobile applications used by thousands of users. - Designed scalable solutions across frontend, backend, and infrastructure layers, reducing recurring support issues. - Developed reusable private Node.js libraries to reduce duplication and speed up product delivery. - Diagnosed and resolved critical bugs across application layers to support stable release cycles. - Created CI/CD workflows and infrastructure as code with Terraform.

BSc

Sri Lanka Institute of Information Technology

February 2018 - December 2022

Field: Information Technology, specializing in Software Engineering