Open to opportunities

Alhamza Aljamaly

@alhamzaaljamaly

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Senior Software Developer @ Just Eat Takeaway.com

Canada

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What I'm looking for

I seek a technical leadership role building cloud-native, scalable backend systems with a collaborative culture, clear growth paths, and opportunities to mentor engineers.

•Experience in development, implementation and maintenance of web applications using Java technologies.
•Hands-on Experience in designing and developing server-side applications, hands-on experience with Quarkus, Spring, Jakarta EE, Hibernate ORM, ...
•Hands on experience in developing, maintaining, and deploying micro services in an event driven architecture.
•Extensive knowledge on Java including Collection, Generics, Threading, Stream, Functional programming, and Core Java.
• Extensive knowledge in LLM integration frameworks like LangChain4J.
•Knowledge of Go, Terraform, DevOps methodology, CI/CD pipelines, Docker, and Git workflows.
•Experience in integrating and designing REST API and cloud native applications using Quarkus.
•Certified AWS Developer Associate.
•Significant experience in IT project management and coordination in a large organizational setting and cross-functional teams with PMP designation.

Experience

Work history, roles, and key accomplishments

Current

Senior Software Engineer

Current

Just Eat Takeaway

Jul 2021 - Present (4 years 3 months)

Led migration of backend services from Java Spark to Quarkus Native with GraalVM, cutting CPU usage 50% and memory usage 75% while reducing operational costs; drove event-driven feature development and authored ADRs to streamline production delivery.

Java 21+Quarkus AWS ECS S3 SQS Lambda GraalVM Redis Elasticsearch PostgreSQL Terraform Event Driven Architecture

Associate - Software Developer

Capco

May 2021 - Jul 2021 (2 months)

Developed backend services for a Canadian insurance client using Java 11 and Spring Boot, standardizing APIs with Postman/Swagger and supporting AWS-based microservices to improve integration and deployment consistency.

Spring Boot AWS EC2 Lambda Postgres Postman Swagger REST APIs Microservices CI CD

Java Full Stack Developer

RoundAssist Inc.

Jun 2019 - May 2021 (1 year 11 months)

Built REST APIs with Spring Boot and implemented Spring Security (OAuth2/JWT), improved database performance with JPA/Hibernate, and supported CI/CD pipelines using Azure DevOps and Docker to streamline releases.

Java 8 Spring Boot Spring Security JPA MySQL Docker Azure DevOps REST APIs Swagger

Java Developer

D3 Studios

Feb 2018 - Mar 2019 (1 year 1 month)

Refactored legacy codebase and developed REST services with Spring MVC and Swagger, improving application performance and standardizing API development and testing workflows.

Java 8 Spring MVC REST APIs Swagger PostgreSQL Git Performance Tuning

Technical Support Specialist

Embassy of Iraq to the USA

May 2015 - Dec 2017 (2 years 7 months)

Maintained LAN/Wi-Fi infrastructure for 100+ users, co-developed a biometric visitor database to streamline consular services, and managed IT procurement and hardware updates across diplomatic sites.

Network Administration Procurement Troubleshooting Documentation

Technical Support Associate

Ministry of Foreign Affairs

Jun 2013 - May 2015 (1 year 11 months)

Digitized thousands of archival files and transitioned communication systems to digital platforms, enabling secure intranet and VoIP services and improving inter-agency communication and efficiency.

VoIP IT Support Data Management Process Improvement