Osama karim
@osamakarim
Backend developer and T24 Transact technical consultant skilled in scalable systems, APIs, and secure integrations.
PakistanWhat I'm looking for
I am an experienced Backend Developer and T24 Transact Technical Consultant focused on building scalable, secure web platforms and core banking integrations. I have delivered e-commerce and banking solutions using Laravel, PHP, Python, Java, and MySQL while prioritizing performance and security.
I have hands-on experience integrating payment gateways (Stripe, PayPal, local methods), building RESTful APIs, optimizing databases to reduce load, and automating deployments with CI/CD. In banking projects I have worked with T24 DBTools, OFS command-line tools, JBoss Application Server, and Design Studio IDE to customize modules and streamline workflows.
I collaborate closely with frontend teams to ensure strong UX, and I bring a practical focus on DevOps, cloud deployment, and secure authentication (JWT, OAuth). I am motivated to apply my technical skills to deliver reliable, high-performance systems that meet business and user needs.
Experience
Work history, roles, and key accomplishments
Full Stack Developer
Contract
Nov 2024 - Feb 2025 (3 months)
Built retail and wholesale e-commerce platforms using Laravel and Python, integrated Stripe/PayPal and local gateways, and implemented CI/CD pipelines to improve deployment efficiency.
Backend Developer
StaffShaw Pvt Ltd
Jun 2022 - Nov 2024 (2 years 5 months)
Designed and deployed scalable backend infrastructures for e-commerce, optimized SQL queries to reduce database load by 30%, and integrated third-party APIs for payments and logistics.
Customer Service Representative
K-Electric
Jan 2021 - Jan 2022 (1 year)
Assisted customers with order management and technical support, resolved issues to improve satisfaction, and provided feedback to enhance platform user experience.
Education
Degrees, certifications, and relevant coursework
Aligarh Institute of Technology
Diploma, Software Engineering
2022 - 2024
Completed a Software Engineering program focusing on practical software development, backend systems, and web technologies.
Virtual University
Bachelor of Science, Computer Science
2020 - 2024
Pursued a Bachelor of Science in Computer Science with coursework in programming, databases, and software engineering.
Tech stack
Software and tools used professionally
Availability
Location
PakistanAuthorized to work in
Job categories
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