Skills
Senior full stack developer
* Over 10 years doing Full Stack development. * Full Stack .Net programming, over 10 years experience: C#, ASP.Net, JavaScript, HTML, CSS, VB.Net, NodeJS, Bootstrap, Ajax, JSON, SQL Server, MVP, TFS, Git, and others. * Full Stack Miscellaneous programming experience: Java, Python, Django, TypeScript, ReactJS, D3.js, Angular, Vue.js, Postgres, PHP, Perl, Linux, mySQL, and others. * Have developed websites that are workflow applications that run an entire company, when logged in as an Admin. When logged in as a regular user, just looks like a regular website. * Produce sites that are mobile friendly, where screen resizes to fit device. * Am good at User Interface design, but also regularly work with graphic artists. * Produce websites that load fast, even for users that have a slow connection. * Produce websites that are bug free and rock solid, even when have advanced features. * Have taken over complex websites started by other programmers that are full of bugs and crashes, and have made them 100% error free. * Have taken many projects through full production cycle, initial concept to finished product.
Reviews
Upstock needs a Senior Frontend Developer
December 23, 2020 - January 8, 2021
Stefan has developed frontend part of the product for both Mobile app and Web versions. He has used React for Web and React Native for Mobile app. He is very engaging and communication level is beyond good, we could feel the great expertise level at every stage of development.
Developers in .NET and MEAN stack, new features and integration
February 2, 2021 - February 18, 2021
Best communication, quality work, without doubt a highly recommended professional 👌🏽
PHP, Javascript Engineer
March 19, 2021 - April 6, 2021
Great work Stefan, Thank you!
Full Stack Developer for Convertible Note Application
April 24, 2021 - May 16, 2021
Stefan is a consummate professional. He is an excellent communicator and developer. Great attention to detail and delivers on-time while exceeding project expectations. Highly recommend!!!
VueJS Programmer to Address QA Tickets
June 4, 2021 - June 19, 2021
Stefan was great to work with. Clear communication, great technical skills, are punctual to all meetings and milestones. I will be working with him again in the future. Thanks Stefan!
Wanted Full Stack React/Node developer
July 11, 2021 - July 27, 2021
Five stars! It was great Stefan that you had time for minor fixing again. A real expert in React and Node technologies. Thanks
Bubble programming specialist
August 20, 2021 - September 9, 2021
Working with Stefan was very pleasant! Thanks
Crypto trading bot
October 5, 2021 - October 21, 2021
Stefan is very experienced and a pleasure to work with. We highly recommend this great developer.
Python script
November 19, 2021 - December 7, 2021
Stefan is a good developer. Thank you for your work.
WordPress developer needer to work on a project
January 1, 2022 - January 13, 2022
Great quality and fast delivery.
Experienced Shopify developer needed to build a custom feature for my website.
January 29, 2022 - February 10, 2022
Thanks to Stefan's work, I have been able to launch new features for my website. I can be very demanding, with aggressive timelines to launch things. Stefan has been incredibly gracious and responsive, has provided an excellent and responsive service.
AWS, Angular Socket.io Node.js
February 26, 2022 - March 16, 2022
Very professional! Stefan has a great big picture thinking which saved us more time than we thought. fixed the problem plus gave us some guidance on what's important.
Game development and design
April 13, 2022 - May 7, 2022
Professional and available all the during the work. Have executed the task successfully. Highly recommend him for Game development.
Developer Needed for Plugins
June 1, 2022 - June 16, 2022
Thank you!
PHP developer to fix some issues in my webpage
July 9, 2022 - July 27, 2022
Amazing job done! He was really helpful for different tasks I needed. He has a great expertise in PHP.
IOS visitor management app
August 18, 2022 - September 9, 2022
Great to work with this developer again. He always helps us in identifying problems we run into and is patient with finding a resolution that suits our needs. Highly recommended.
need a web developer/designer to make preschool website
September 25, 2022 - October 11, 2022
Was responsive to requested changes. Stefan worked with us on to make the website exactly the look and feel we wanted. Would work with him again.
I am looking for Cordova/ phone gap developer
November 14, 2022 - December 4, 2022
Quality work from Stefan, you won't be disappointed. Thanks !
