About Tasneem
Senior Backend Engineer | Java, Spring Boot, Microservices & Cloud
I am a Senior Backend Engineer with over 8 years of experience designing, developing, and maintaining scalable backend systems across insurance, fintech, telecommunications, e-commerce, and consumer applications.
My expertise includes building cloud-native microservices, REST APIs, event-driven architectures, and distributed systems with a strong focus on performance, reliability, and maintainability. I have worked on both modernizing legacy platforms and designing new service-oriented architectures from the ground up.
- Java (8–21)
- Spring Boot, Spring Cloud
- Microservices Architecture
- REST APIs & Integration Services
- SQL & NoSQL Databases
- Apache Kafka & Messaging Systems
- AWS Cloud Services
- Docker & Kubernetes
- CI/CD Pipelines
- System Design & Technical Architecture
- Performance Optimization & Troubleshooting
- Designed and implemented backend services for large-scale enterprise platforms.
- Contributed to the adoption of a microservices architecture from a monolithic system.
- Built integrations with third-party APIs and payment systems.
- Developed scalable cloud-native applications serving thousands of users.
- Worked closely with product managers, designers, and cross-functional teams in remote international environments.
- Backend API Development
- Java & Spring Boot Applications
- Microservices Design and Implementation
- Architecture Reviews
- Performance and Scalability Improvements
- Legacy System Modernization
- Technical Consulting and Code Reviews
- GDPR Compliance Review
I value clear communication, pragmatic solutions, and delivering maintainable software that creates business value. Whether you need a backend engineer for a new product, an existing platform, or technical consulting, I can help move your project forward efficiently.
English
Native or bilingual
Japanese
Conversational
Arabic
Native or bilingual
Remote only
Primarily works remotely
Experience
- Journi GmbHBack-end DeveloperAugust 2025 - Today (1 year)Vienna, Austria• • Designed and maintained scalable back-end services using Scala, Play Framework, and REST APIs to support Journi's travel journaling platform in a production environment.• • Integrated Trustpilot APIs into Journi's platform to surface customer reviews within the application, improving user trust and customer engagement.• • Researched and documented GDPR data retention and deletion requirements, then implemented optimized transactional deletion workflows to ensure regulatory compliance across the platform.• • Developed Python-based log analysis tools leveraging Elastic logs to identify and remove unused endpoints, improving API maintainability and reducing technical debt.• • Managed and optimized containerized services using Docker, while enhancing deployment and CI/CD workflows through GitLab.• • Utilized Elastic for centralized logging, production monitoring, and troubleshooting to improve system reliability and issue resolution efficiency.• • Collaborated with cross-functional teams including mobile developers, product managers, and designers to deliver scalable features and improve platform stability and user experience.
- DXC TechnologySenior Software EngineerJanuary 2023 - August 2025 (2 years and 7 months)Cairo, Cairo Governorate, Egypt• • Designed and Implemented LLOYDS currency conversion microservice for settlements in London Market insurance using Java 21, Spring Boot, AWS, DynamoDB, and REST API.• • Streamlined deployments by automating Jenkins pipelines with Kubernetes clusters, maintaining high code quality with SonarQube, and robust unit tests.• • Developed and deployed Python-based AWS Lambda functions for efficient JSON data validation, logging, and error handling in a high-traffic environment, enhancing system resilience.• • Reduced manual testing time by 60% through the creation of comprehensive unit tests for the Python codebase using unittest, leading to improved code quality and maintainability.• • Collaborated with developers, testers, Business Analysts, and Delivery Managers to gather and refine requirements, ensuring alignment with client needs and translating them into actionable user stories during refinement sessions.• • Awarded DXC Ruby Award for the successful development, deployment, testing, and release of IMDS 14.• • Applied Microservices design patterns and architecture to create modular and independent services for IMDS services using Java 17, Spring Boot and REST APIs.• • Pioneered unit testing integration for the IMDS project by conducting proofs of concept and evaluating multiple frameworks, significantly improving test coverage and reliability.
- DXC TechnologySoftware EngineerNovember 2018 - December 2022 (4 years and 1 month)Cairo, Cairo Governorate, Egypt• • Achieved DXC Emerald Award by leading the SDLC of IMDS 13.1, including development, deployment, rigorous testing phases; enhanced software stability and user satisfaction across over 100 car manufacturers.• • Improved efficiency up to 30% optimizing Java code usability by redesigning existing software data structures and algorithms.• • Developed applications using Java 8 in Oracle ADF to create solutions for global partners with Continuous Integration and Testing.• • Designed application UI using JavaScript, JSF and HTML in ADF to create an interactive web experience for customers.• • Enhanced datasheet file download to enable multiple time zones up to 3 times a day for IMDS Advanced Interface customers using Java Oracle ADF.• • Provided guidance and mentorship to team members through knowledge transfer sessions.
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Education
- Bachelor of Computer ScienceCairo University2017Bachelor of Computer Science