Harutyun S.
Yerevan, Armenia
100%
Job Success
Expert Javascript Developer | React JS | Node JS | Web3 enthusiast
$30.00/hr
• 12 Years of Experience
• 10,000 + Worked Hours on Upwork
• Long Term Relationships
Hi, I am a highly experienced Javascript Developer with 12+ years of hands-on experience. As an expert in React JS, Node JS and its frameworks, React Native, I deliver user-friendly and highly responsive mobile and web applications. I've built apps from scratch starting from UI development to performance optimization and maintenance & support. This is what I ensure:
✅ Cross-platform compatibility - I make sure the app functions seamlessly across all devices.
✅ Fast loading - I optimize the app for high performance.
✅ Good navigation - I make sure visitors navigate through your mobile app easily.
✅ Pixel-perfect UI - I deliver user-friendly UI that is pixel-perfect.
My detailed experience and technologies stack:
▪️ ReactJS/Next.js, Node.js/Nest.js, Express.js, Svelte.js, AngularJS, Vue.js, TypeScript
▪️ React Native, Firebase
▪️ HTML5, CSS3, SASS/LESS, TailwindCSS, Bootstrap
• RESTful APIs
• MySQL, MongoDB, PostgreSQL, Supabase, Redis, ElasticSearch
• Apache/NGINX, Jenkins, Heroku, Docker, AWS
• TDD with Jest, Enzyme, Mocha, Chai, Unit, integration tests on server side
• Jira, Trello project management tools
• Git (Github, Bitbucket, Gitlab), Agile development
I believe communication is the key to every successful project. I’m here to understand your needs and create a product corresponding to your business goals.
I am fluent in English and Russian.
Ping me and let's discuss your project needs.
Best Regards,
Harutyun.
Work history
Work history
QA Specialist to join our team
Apr 19, 2021
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Sep 26, 2024
"Harutyun's proactive communication and dedication to delivering high-quality results make him a key player in our project’s success. His expertise in both manual and automated testing has ensured that our…
Private earnings
Content Management System Developer
Oct 21, 2019
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Jan 19, 2021
"Harut contributed to developing a lot of new features in our CMS and was a pleasure to work with him. From easy redesign tasks to complex features which required back-end…
Private earnings
Angular 7 and firestore template configuration
Nov 6, 2018
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Dec 1, 2019
Private earnings
Message In A Bottle Web App
Mar 12, 2018
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Apr 14, 2018
"Skilled freelancer. Good communication skills. Good leadership skills."
Private earnings
Tassleem project
Apr 13, 2017
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Feb 21, 2018
"I was so lucky to work with Harutyun Sardaryan, amazing person with excellent skills.
I will hire him again for any future projects.
Thank you for everything."
Private earnings
Angular 2 dev (Java or Scala a bonus)
Mar 11, 2017
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Jan 15, 2018
"Harut worked diligently and went above and beyond. Provided great guidance on best practices for Spring Boot and learned several new technologies we asked him to use without issue. Communicated…
Private earnings
java developer to update website/application
Feb 28, 2017
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Jan 11, 2018
No feedback given
Private earnings
Node.js front end developer
Feb 20, 2017
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Jan 11, 2018
No feedback given
Private earnings
Looking for a Node.js developer
Apr 5, 2017
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Aug 12, 2017
"We started great he did ok work on the Backend but than once we moved him to Angular and frontend he did terrible work. We agreed on 4 weeks for…
Private earnings
PHP/CodeIgniter Developer 2
May 25, 2015
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Mar 7, 2017
"Good developer"
Private earnings
Backend Node.js developer
Oct 24, 2023
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Present
Job in progress
Private earnings
Help Complete Development of a Sails Application
Jan 26, 2018
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Present
Job in progress
Private earnings
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