Muhammad (Bilal) Zumar
Java Developer
Experience
Apr 2023 - Present
2 years 3 months Vilnius, Lithuania
Java Developer
GOD.dev
Nov 2022 - Present
2 years 8 months Lithuania
Software developer
Toptal
May 2022 - Apr 2023
1 year Lahore, Pakistan
Java Developer
Bemobi
- Worked on integrations with mobile operators such as Telenor and DOB for a mobile store that provided subscription-based services to users.
- Developed custom APIs and conducted extensive testing to ensure seamless and reliable integrations with different operators and their systems.
- Collaborated with design and user experience teams to optimize the subscription flow and ensure a user-friendly interface.
- During my time at Bemobi, I gained valuable experience working on complex integrations with external systems, developing custom APIs, and testing extensively to ensure reliable and seamless integrations.
- I also collaborated with cross-functional teams to optimize the user experience and deliver high-quality software solutions that meet the needs of our users.
Feb 2022 - May 2022
4 monthsMobile POS
- A point of sale application for mobile devices.
- Payment System Integration
- Micro-Services enhancements
- Development of Micro-front Ends
Dec 2021 - Jan 2022
2 monthsPersonalized Offers
- A Ruby and Rails project powered with Dockized environment used to create and set up personalized offers for specific customers.
- started development which was halted for 2 years
- fixed defects
- integrated Instrumentation
Mar 2021 - Nov 2021
9 monthsOneStop and Whole Food Canada
- Customers for the retail solution
- assisted in upgrading their solution
- fixed project-based defects
- assisted in data setup issues
- assisted in configuration issues
Sep 2020 - Nov 2021
1 year 3 monthsSelf Checkouts
- Java spring boot based retail solution, which has a large number of customers.
- developed new UI for self Checkout
- provided languages support
- developed item selection features
- integrated Loyalty system
- integrated Payment system
- integrated with existing retail POS to provide authorizations
- Unit/Integration tests coverage
Jul 2020 - May 2022
1 year 11 months Lahore, Pakistan
Software engineer
Uworx/Flooid
- Developed Java applications using Spring, JSF, and Tomcat for various requirements, including Personalized Offers, KHOJI, Beanstore Flooid Retail Suite, and Backoffice.
- Worked on XML publishing for DD Server for database items and configurations.
- Practiced Test Driven Development (TDD) and collaborated with teams across the globe on sprints of up to two weeks.
- Used Jira, Confluence, Jenkins, and Teams for communication and task management.
- Focused on the development of the Point of Sale (POS) system, particularly on the Self-Checkout POS.
- Trained and managed new team members who joined the project.
- During my time at Uworx, I gained significant experience in Java development and contributed to several key projects.
- I worked on applications such as Personalized Offers, KHOJI, Beanstore Flooid Retail Suite, and Backoffice using Spring, JSF, and Tomcat.
- In addition to coding, I also focused on XML publishing for DD Server and practiced Test Driven Development (TDD) in my work.
- Working on sprints of up to two weeks, I collaborated with teams from around the world and used Jira, Confluence, Jenkins, and Teams for communication and task management.
- My primary focus was on the development of the Point of Sale (POS) system, particularly on the Self-Checkout POS.
- This role allowed me to develop my development skills and learn how to effectively communicate complex technical concepts.
Sep 2019 - Jun 2020
10 monthsTargeted Bill Board Advertisement System
- An Artificial Intelligence-based project, to attract visitors of the Shopping Mall by showing them the ads based on their age and gender. Real-time data of visitors is collected, facial data is used for calculation, and based on age and gender relevant ads are shown on Billboard. We achieved this by performing the following steps
- Data Gathering
- Data Pre-Processing
- Models Training
- Achieved 88% accuracy
Sep 2019 - Jun 2020
10 months Lahore, Pakistan
University teaching assistant
Fast National University of computer and Emerging Sciences
- Worked as a teaching assistant, supporting students in computer science courses.
- Assisted the professor in preparing course materials, including lectures, assignments, and exams.
- Provided guidance to students, answering questions and helping them with their assignments.
- Conducted grading of assignments and exams, providing feedback to students to help them improve their work.
- During my time as a teaching assistant at National University of Computer and Emerging Sciences, I gained valuable experience in supporting students in their academic pursuits.
- I collaborated with the professor to prepare course materials and provide guidance to students, helping them understand course concepts and complete their assignments.
- I also gained experience in grading assignments and exams, providing constructive feedback to help students improve their work.
Jun 2019 - Aug 2019
3 months Lahore, Pakistan
Senior Front Desk Officer
Fast Nuces Lahore
- Successfully led and managed the admissions process for Fast University, applying the knowledge gained from the previous year's volunteer work.
- Demonstrated strong leadership skills by leading a team of volunteers and overseeing the entire admissions process.
- Effectively communicated with prospective students and their families to provide information about the university, admissions requirements, and the application process.
- Improved the admissions process by introducing new strategies and methods, resulting in a smoother and more efficient process for all stakeholders.
- Collaborated with university officials and fellow volunteers to ensure a seamless admissions process from start to finish.
Jul 2018 - Aug 2018
2 months Lahore, Pakistan
Front Desk Officer
Fast Nuces Lahore
- Conducted admissions process for prospective students during summer months, in collaboration with current students and university staff.
- Coordinated with university officials and current students to ensure smooth and efficient processing of applications, transcripts, and other admission requirements.
- Communicated with prospective students and their families to provide information about admission criteria, academic programs, and student life at the university.
- Demonstrated excellent organizational and communication skills, as well as attention to detail, in managing a high volume of applications and inquiries.
- Contributed to the university's recruitment efforts by promoting its academic programs and extracurricular activities to prospective students and their families.
Jan 2018 - Dec 2020
2 years Lahore, Pakistan
Convocation Organization
Fast National University of computer and Emerging Sciences
- Successfully organized convocations at FAST university in 2018 and 2019.
Summary
I'm a software engineer with over 3 years of experience in developing robust applications using Java and REST APIs. My experience ranges from freelance work on platforms like Upwork and Fiverr, to full-time roles at companies like Bemobi and Toptal.
In addition to my professional experience, I also served as a Teaching Assistant at the National University of Computer and Emerging Sciences, where I had the opportunity to help guide and mentor future software engineers.
I thrive in collaborative environments and enjoy working with cross-functional teams to deliver high-quality software solutions.
Languages
Urdu
Native
English
Advanced
Education
Aug 2016 - Aug 2020
Fast National University of Computer and Emerging Sciences
Bachelor's · Computer Science · Lahore, Pakistan
Similar Freelancers
Discover other experts with similar qualifications and experience