Mag. Yasin Hamid

Enterprise Java & AI architecture consulting. Designed LLM-based document intelligence platform using vector databases (pgvector, ChromaDB) and semantic search (OpenAI, DeepSeek, Ollama). Built healthcare Clinical Trial Management System (CTMS) with complex workflow orchestration. Focus on distributed systems, microservices, REST APIs, AWS, and legacy modernization.

Java / Spring Boot backend for pan-European roadside assistance platform. Architecture of REST APIs and middleware integrating legacy systems with modern services. Migration from synchronous to asynchronous event-driven architecture (Kafka patterns) reducing latency and operational overhead by 90%. AWS cloud migration, containerization (Docker), cost optimization, HERE Maps API integration.

Enterprise banking systems (retail banking, 500K+ users). Designed Spring Boot microservices and Camunda workflow engine for loan processing automation. Built event-driven backend integrations and SQL-heavy data workflows. Agile transformation of 8+ engineers, introduction of CI/CD pipelines, code review standards, and Scrum delivery model.

High-throughput betting platform with real-time transaction processing. Designed distributed event-driven architecture using RabbitMQ and Akka. Built low-latency backend systems processing thousands of transactions per second. Focus on concurrency, asynchronous messaging, system scalability, and fault-tolerant architecture.

Enterprise mobile banking backend optimization. SLA improvement, system stability, and production reliability in regulated banking environment. Kanban delivery model. Backend modernization and performance tuning of Java-based financial services.

Enterprise system takeover (Finantix banking platform). Stabilization of legacy Java systems and vendor transition support. Build and release automation improvements. Maintenance and enhancement of mission-critical financial applications in production environments.

Built IT department from ground up and established internal software development and infrastructure capabilities. Designed and implemented core healthcare data systems supporting biological sample tracking and processing workflows. Combined hands-on development with team leadership and early-stage architecture planning.

Led a team of 7 developers delivering J2EE-based financial portal solutions. Responsible for architecture decisions, task coordination, and client delivery. Focused on enterprise Java development, system integration, and ensuring timely delivery of large-scale banking and insurance projects.

Developed enterprise Java applications using WebLogic and EJB frameworks. Gained foundational experience in large-scale enterprise environments, including backend development, application deployment, and structured software engineering practices.

Worked on an ERP system used mainly in food producing and trading companies using Enterprise JavaBeans

Performed on-site requirements analysis and technical specification work for energy sector infrastructure systems. Acted as a bridge between business stakeholders and technical teams, translating requirements into system designs and supporting implementation of enterprise utility solutions.