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Abdullah Qaisar Email & Phone Number
Software Engineer II
at
Rayn
1 work email found
@rayn.group
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 86%
Current company
Role
Software Engineer II
Location
Islamabad, Islāmābād, Pakistan
Company size
Who is Abdullah Qaisar? Overview
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Quick answer
Abdullah Qaisar is listed as Software Engineer II at Rayn, a company with 56 employees, based in Islamabad, Islāmābād, Pakistan. AeroLeads shows a work email signal at rayn.group and a matched LinkedIn profile for Abdullah Qaisar.
Abdullah Qaisar previously worked as Software Engineer at Gosaas, Inc. and Software Engineer at Intel Corporation. Abdullah Qaisar holds Bachelor Of Science - Bs, Computer Science from Air University.
Company email context
Email format at Rayn
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{first}.{last}@rayn.group
89% confidence
AeroLeads found 1 current-domain work email signal for Abdullah Qaisar. Compare company email patterns before reaching out.
Profile bio
About Abdullah Qaisar
Hey 👋 I am Abdullah, a Software Engineer who loves building scalable apps and tackling tough problems. I am always eager to learn new tech and push boundaries. Whether it's crafting efficient code or architecting robust systems, I am up for the challenge. My expertise includes:• Full-Stack: JavaScript/TypeScript, React, Node.js, Express.js, Nest.js• Databases: MongoDB, PostgreSQL, Redis• Cloud & DevOps: AWS, Docker, CI/CD, GitHub Actions• Testing: Jest, Cypress, SuperTest, Postman• Others: Git, GitHub, Docker, REST APIs, Agile methodologies, Microservices
Current workplace
Abdullah Qaisar's current company
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Rayn
6 roles
Abdullah Qaisar work experience
A career timeline built from the work history available for this profile.
Software Engineer
Current- Engineered robust APIs in Express, Nest and Node.js, enabling seamless data retrieval from PostgreSQL database. leading to 15% reduction in loading time and improved user experience.
- Implemented caching with Redis, achieving a 2% reduction in API response time and improving performance.
- Developed a microservice for managing and queuing notifications, streamlining communication and ensuring timely delivery to users.
- Improved logging microservice functionality, resulting in a 10% improvement in log monitoring efficiency.
- Refactored code with DRY principles and introduced new features, ensuring cleaner and more maintainable code.
- Built an API Gateway for internal microservices, reducing latency by 5% and improving system architecture.
Aug 2023 - Present
Software Engineer
- Implement end-to-end testing for Intel’s product website using Cypress and JavaScript, improving site reliability.
- Manage the project’s GitHub repository, overseeing code reviews and merges to ensure high-quality code.
Nov 2023 - Feb 2024
Swe Apprentice (Fyp Program)
- Collaborate with senior resources at 10Pearls to develop “SehatChain,” a healthcare data sharing web application powered by Machine Learning.
- Build a user-friendly interface using ReactJS and Material UI, enhancing user experience and facilitating seamless data sharing.
- Develop a Node.js backend for APIs and effective communication with machine learning models.
- Work with a 3 member team, participating in code reviews and team meetings to ensure timely completion, and high-quality deliverables.
Oct 2022 - Jun 2023
Back End Developer
128 Technologies
- Worked as a backend developer intern, gaining hands-on experience in backend development.
- Implemented the backend of a carpooling application using Node.js and MongoDB.
- Developed skills in Express.js, Node.js, MongoDB, and backend development best practices
Aug 2022 - Sep 2022
Frontend Developer
- Worked collaboratively within a scrum team to develop and maintain the front end of various websites, ensuring a seamless user experience.
- Improved the frontend of an audio streaming startup of Saslify by changing the UI and adding new features.
- Utilized ReactJS and Material UI for frontend development, Git/GitLab for efficient code management, and Jira for adherence to agile scrum methodology
Apr 2022 - Jul 2022
2 education records
Abdullah Qaisar education
Bachelor Of Science - Bs, Computer Science
Matric, A+
Siddeeq Public School
FAQ
Frequently asked questions about Abdullah Qaisar
Quick answers generated from the profile data available on this page.
What company does Abdullah Qaisar work for?
Abdullah Qaisar works for Rayn.
What is Abdullah Qaisar's role at Rayn?
Abdullah Qaisar is listed as Software Engineer II at Rayn.
What is Abdullah Qaisar's email address?
AeroLeads has found 1 work email signal at @rayn.group for Abdullah Qaisar at Rayn.
Where is Abdullah Qaisar based?
Abdullah Qaisar is based in Islamabad, Islāmābād, Pakistan while working with Rayn.
What companies has Abdullah Qaisar worked for?
Abdullah Qaisar has worked for Rayn, Gosaas, Inc., Intel Corporation, 10Pearls, and 128 Technologies.
How can I contact Abdullah Qaisar?
You can use AeroLeads to view verified contact signals for Abdullah Qaisar at Rayn, including work email, phone, and LinkedIn data when available.
What schools did Abdullah Qaisar attend?
Abdullah Qaisar holds Bachelor Of Science - Bs, Computer Science from Air University.
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