Mobile Application Landing Page Design.
Through a wide variety of mobile applications, we’ve developed a unique visual system and strategy that can be applied across the spectrum of available applications.
Features
What I Do
Web Development
I specialize in WordPress development, crafting custom themes, plugins, and scalable WooCommerce solutions. From advanced functionality to seamless user experiences, I deliver tailored websites that align with your business goals.
Clean, Scalable & Reusable Code
I write structured, maintainable, and modular code following industry best practices. This makes future updates, enhancements, and scalability effortless while ensuring maximum efficiency.
Cross-Browser Compatibility
A website should function flawlessly across all modern browsers. I rigorously test and fine-tune designs to ensure consistent performance on Chrome, Firefox, Safari, Edge, and mobile browsers.
Mobile-Friendly & Responsive
I follow a mobile-first approach, ensuring that every website adapts perfectly to different screen sizes and devices. From smooth navigation to optimized touch interactions, I create seamless mobile experiences.
Speed & Performance Optimization
I implement advanced techniques to deliver blazing-fast load times, including minimizing scripts, optimizing images, leveraging caching, and improving server response times. A fast website enhances both user experience and SEO performance.
Website Maintenance
I provide ongoing maintenance and support, currently managing 30+ websites every month. From security updates to performance monitoring, I ensure websites remain fast, secure, and up to date.
7+ Years of Experience
My Resume
1998 - 2010
Education Quality
BSc in Computer Science
University of DVI (2006 - 2010)
3.90/4
The training provided by universities in order to prepare people to work in various sectors of the economy or areas of culture.
AS - Science & Information
SuperKing College (2001 - 2005)
4.75/5
Higher education is tertiary education leading to award of an academic degree. Higher education, also called post-secondary education.
Secondary School Education
Kingstar Secondary School (1998 - 2000)
5.00/5
Secondary education or post-primary education covers two phases on the International Standard Classification of Education scale.
2010 - 2022
Job Experience
Sr. Software Engineer
Google Out Tech - (2017 - Present)
USA
Google’s hiring process is an important part of our culture. Googlers care deeply about their teams and the people who make them up.
Web Developer & Trainer
Apple Developer Team - (2012 - 2016)
MALAYSIA
A popular destination with a growing number of highly qualified homegrown graduates, it's true that securing a role in Malaysia isn't easy.
Front-end Developer
Nike - (2020 - 2011)
INDIA
The India economy has grown strongly over recent years, having transformed itself from a producer and innovation-based economy.
2010 - 2022
Job Experience
Sr. Software Engineer
Google Out Tech - (2017 - Present)
USA
Google’s hiring process is an important part of our culture. Googlers care deeply about their teams and the people who make them up.
Web Developer & Trainer
Apple Developer Team - (2012 - 2016)
MALAYSIA
A popular destination with a growing number of highly qualified homegrown graduates, it's true that securing a role in Malaysia isn't easy.
Front-end Developer
Nike - (2020 - 2011)
INDIA
The India economy has grown strongly over recent years, having transformed itself from a producer and innovation-based economy.
2001 - 2020
Trainer Experience
Gym Instructor
Rainbow Gym Center (2015 - 2020)
DHAKA
The training provided by universities in order to prepare people to work in various sectors of the economy or areas of culture.
Web Developer and Instructor
SuperKing College (2010 - 2014)
CANADA
Higher education is tertiary education leading to award of an academic degree. Higher education, also called post-secondary education.
School Teacher
Kingstar Secondary School (2001 - 2010)
NEVADA
Secondary education or post-primary education covers two phases on the International Standard Classification of Education scale.
What Clients Say
Testimonial
Kickass Online Ltd
Pazbi Zavatzki
OwnerSr Web Developer
via Linkedin - Mar 3, 2025Kowsar is an outstanding developer. He always takes the initiative to work on things and won’t leave something alone if he knows it’s wrong. He’s a real asset to our team and we wouldn’t have been able to grow if we can’t depend on his skill and positive personality.
DevriX
Mario Peshev
Chief Executive OfficerFrontend Developer
via Upwork - Sep 29, 2018 - Nov 29, 2018Worked with Kowsar as a Frontend WordPress Developer at DevriX. He collaborated well within our team of 60+ members and delivered solid work on projects. Reliable and efficient in his role
Innoblend Design
Dean Cook
CEOWordPress Developer
Linkedin - Jan 09, 2025Kowsar has provided website development and assistance for Innoblend Designs Ltd previously, highly recommend if you have any requirements.
Upwork Client
Chad
Project ManagerBootstrap: Convert plain HTML pages to use Bootstrap (fresh modern look)
via Upwork - Dec 4, 2018 - Dec 7, 2018"Kowsar did an awesome job for my project. His work met my project requirements exactly. Near the end of the project, I had some additional features that were not in the original project description. He was very accommodating and understanding. He quickly added support for the new features without any hassle. In all, this was a great experience. His code was very professional and top-quality. I will definitely hire him again for future projects. Thanks Kowsar!"
Upwork Client
Kunye
Project ManagerHTML to WordPress Conversion - with Performance Tunning Required
via Upwork -Apr 17, 2019 - Aug 2, 2019"Kowsar is an A**** HTML expert. I cannot recommend him enough for his stellar work on my PSD to WordPress conversion. Thank you mate!"
Colleague
Naveen Giri
WordPress DeveloperFrontend Developer
Linkedin - Jan 09, 2025I had the pleasure of working with Md Kowsar Hossain at DevriX, and he is truly a great WordPress Designer. He has a sharp eye for design and understands how to create websites that not only look great but also work smoothly for users. Kowsar is also a great team player. He listens to feedback, communicates well, and works easily with developers, marketers, and clients to bring ideas to life. His attention to detail and dedication to high-quality work really make a difference. If you need a skilled and reliable WordPress Designer who can bring creativity and precision to your projects, I highly recommend Kowsar. He would be a valuable addition to any team!
Pixiefy.com
Sabbir Ahmed
Website DeveloperWordPress Developer
Linkedin - Mar 02, 2025I've had the pleasure of working with Md Kowsar Hossain since 2016, starting with some small projects that quickly evolved into a long-term professional relationship. Over the past nine years, Kowsar has consistently demonstrated his deep expertise in WordPress development, turning every project into an opportunity to innovate and exceed expectations. His technical skills are matched by his creative approach and an innate ability to troubleshoot and optimize websites effectively. Kowsar is not just a developer; he’s a reliable partner who listens to client needs and delivers high-quality, scalable solutions. His strong communication skills and dedication make him a standout team player in any collaborative environment. I confidently recommend Md Kowsar Hossain to anyone looking for a passionate and skilled WordPress developer who consistently brings ideas to life.
Popular Clients
Awesome Clients
Pricing
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Contact
Contact With Me
Kowsar Hossain
Frontend WordPress DeveloperI am available for freelance work. Connect with me via and call in to my account.
Phone: +0081715389881 Email: hello@devkowsar.com