This document contains the resume of Mohamed Mahmoud Taman. It summarizes his experience as a Senior Enterprise Architect with Voyego, where he manages a team of 15 software engineers. Previous experience includes roles as a Senior Java Architect at WebCentric and Chief Architect at e-finance. He has over 12 years of experience in technologies including Java, databases, architecture, and DevOps.

1. Mohamed Mahmoud Taman
Sr. Enterprise Architect / Java Expert
Java Champion​, ​Oracle Groundbreaker Ambassador​, ​JCP Member​,
International Speaker, and Author.
LinkedIn​, ​Github​, ​Blog​, ​@Oracle Magazine
Belgrade, Serbia
mohamed.taman@gmail.com.com
​+381 64 5236 738​
WORK EXPERIENCE
Sr. Enterprise Architect, Voyego by Comtrade ​- ​Jan/2019 - present - ​Belgrade, Serbia
Voyego is part of Comtrade Group, a leading IT provider with offices in 16 countries across the globe. At
Voyego we develop tailor-made software solutions and opens up novel possibilities and business
opportunities in the mobility and travel industry.
⇢ Managing a team of up to ​15 software engineers in 3 locations developing the customer needed hotel
reservation system software services, with MVP, and lean product development strategies in mind.
⇢ Restored customer confidence by recovering from a ​3 month overrun to provide two live sprints within 1.5
months resulting in follow-on contract exceeding the original site development cost.
⇢ Identified business, functional and non-functional requirements during the design and build process to modify
current legacy software based on client business needs, and well groom the backlog user stories to reflect the
new requirements. Which increases the planning and sprint efficiency by ​75%​.
⇢ Reduced the development lifecycle ​50% by streamlining the department processes through the
implementation of TDD, Scrum, TOGAF, and Agile development, motivating and training engineers, upgrading
tools and technologies, improving project management, and instilling accountability.
⇢ Managed the software development Efforts from project conception to installation. Improved Project On-time
Delivery rate by over ​300%​. Development performed in Java using Spring, REST APIs, Jenkins, MySQL, Oracle,
Casandra, and Elasticsearch and direct the development and implementation of Cloud strategy and approach
using AWS & loose coupled and highly coherent Microservices component architecture.
⇢ Lead architecture, design, and develop teams for ​$8 Million​ airline client data and reporting solution.
Sr. Java Architect, WebCentric​- ​Apr/2018 - Jan/2019 - ​Belgrade, Serbia.
WebCentric is one of the most important IT solution providers in the country.
⇢ Lead a team of 4 engineers, and maintained the code quality standards, and framework for 3 applications,
which increase productivity by ​60%​, and reduce bugs rate by ​65%​, with a maintainable code that is flexible for
future business changes.
⇢ Developed & maintained fully auto-scale infrastructure using Java EE, ​delivering 3 up and running
applications that are able to rapidly scale up and down based on the load and internal information.
⇢ Created the chatbot interface in Javascript, CSS, HTML, and Jquery, increasing the performance by ​25%​.
⇢ Forecast & optimized cloud infrastructure costs, reducing ​50%​ of the total expenses related to the operations.
Chief Architect / Innovation & R&D Sr. Manager, e-finance​ ​Mar/2017 - Mar/2018 - ​Cairo, Egypt.
e-finance is #1 e-payment services company in Egypt and Middle-East.
I was recruited back by the managing board to automate the management and origination of new business
lines. I took responsibility for all the software development and foundational platforms for software,
hardware, and virtualization.
⇢ Reviewed existing warehousing models and architecture, leading to new development that improved existing
warehouse loading by ​60% and reporting system loading by ​55%​, with cost reduction to ​200% using new

2. Bigdata stack, to have a unified data lake with vanilla Hadoop, and commodity hardware, that increased a
better business decision making.
⇢ Headed the business solutions sector and positioned the company for expansion.
⇢ I provided day-to-day leadership to support the business and I lead product development, architecture,
engineering and hands-on developing End-to-End applications to satisfy the high growing financial company.
⇢ Scrutinized business needs for cost benefits including make vs. buy analysis.
⇢ Developed ​106​ products to grow customer base, product landscape, and increased company-wide revenue.
⇢ Grew the number of products by ​300%​, and reduced the development cycle by ​60%​.
⇢ Lead cloud strategy and approach using current data-center to include it as service into the company services
portfolio, which added ​$4 Million​ as net revenue.
PREVIOUS EXPERIENCES
⇢ Chief Technology Officer, PaySky International​ ​ ​- ​Nov/2016 - Mar/2017 ​-​ ​Cairo, Egypt
⇢ Enterprise Architect & Software Dev. Sr. Manager, e-finance ​- ​Jan/2008 - Dec/2016 ​-​ ​Cairo, Egypt
⇢ GIT Sr. Software Engineer II, Oracle ​- ​May/2007 - Dec/2007 ​-​ ​Cairo, Egypt
⇢ Sr. Java Software Engineer, Google ​- ​Jan/2007 - Apr/2007 ​-​ ​Cairo, Egypt
⇢ Sr. Software Engineer, Intercom Enterprise ​- ​Apr/2006 - Dec/2006 ​-​ ​Cairo, Egypt
⇢ Web Software Developer, Arrows Technologies​- ​Jun/2005 - Mar/2006 ​-​ ​Cairo, Egypt
⇢ IT Professional Town Office, Pfizer ​- ​Aug/2000 - Jan/2005 ​-​ ​Cairo, Egypt.
SIDE PROJECTS
Java 9 through 12 theory and practices series - 11 articles:​ for IBM Developer -​ April/2019
The Complete Guide to the Java SE 12 Extended Switch Statement/Expression​:​ ​for InfoQ​ - March/2019.
Explore the New Java 10 “var” Type: An Introduction and Hands-on Tutorial​: ​for InfoQ​ - September/2018​.
Hands-on Java 10 Programming with JShell​:​ ​a video training published by Packt Publishing - ​July/2018.
Getting Started with Clean Code Java SE 9​:​ ​a video training published by Packt Publishing - ​March/2018.
JavaFX 8 Essentials:​ ​a book published by Packt Publishing - ​June/2015.
EDUCATION AND CERTIFICATES
2005​ B.Sc. in Computer Systems Engineering​, Zagazig University, Cairo, Egypt.
1999 ​Diploma in Electronics and Automatic Control​, Cairo University, Cairo, Egypt.
Certificate in ​TOGAF L1, L2 - The Open Group - 2015
Certified in ​Java 1.2, 5, Java EE, Web Services, JPA, & Architect - Sun Microsystems - 2005+
Certified in ​Oracle, OOAD, PL/SQL, Database Design and Data Architect - Oracle - 2007+
TECHNICAL SKILLS
(12+ years)​: Java, JDK, OOP, SOLID, Java EE, Development, UI/UX, Front-end, Databases, Analysis, Architecture,
Design, Analysis, SOA, Integration. Design Patterns, Architecture Patterns, Clean coding.
(6+ years)​: DevOps, Team Leading, Project Management, R&D, Scrum, Agile, Big Data, Microservices, REST APIs,
Mobile, Messaging, Kafka.
(3+ years Studying & Practicing)​: Blockchain, ElasticSearch, Docker, Kubernetes, Graph DB, Microsoft Azure,
Oracle Cloud, AWS, Spring Boot, Spring Cloud, IoT, Arduino, Leap Motion, Raspberry Pi.
LANGUAGES
English​ - Level of Proficiency (​Advanced​), ​Arabic​ - Native