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✅ 8+ years of comprehensive experience in AI development for business and research needs.
✅ 5 years of cutting-edge R&D in image processing, computer vision, pattern recognition, and machine learning.
✅ Specializing in NLP, I've crafted advanced 10+ chatbots, blending AI and machine learning for seamless, intelligent conversations.
✅ 4+ years of experience in web and mobile app development.
✅ Valuable experience gained from founding a small venture, and working with numerous startups
✅ Adaptable work schedule, catering to an international clientele spanning from the US to Australia.
✅ Strict adherence to time management and budget control, guaranteeing punctual project delivery and efficient resource utilization.
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• Ensemble: Bootstrap Aggregation, AdaBoost, Blending, Stacking, Gradient Boosting Machines, Random Forest, Voting, and XGBoost
• Customized chatbot development
• Web and mobile app Development
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• Languages: Python, Java, [React.js](http://React.js), Flutter, Kotlin
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I am a fullstack developer with industry experience building software and web applications. I have professional experience working with PHP, Laravel, .Net Core (C# and Visual Basic), and JavaScript, React and Vuejs. I also have experience working with HTML, CSS, Responsive Design, Bootstrap, AWS, Git, and Github.","canInvite":false,"shouldShowHireMeDialog":false,"sameAsLoggedInCompany":false,"position":"bronze","hourlyRate":"CO$ 173,000.00","hourlyWorkedProjects":1,"lastActiveLoginRelativeToUser":"November 28, 2024 18:09","lastActiveLoginRelative":"Last year","registeredSinceRelativeToUser":"September 30, 2017 13:58","registeredSinceRelative":"8 years ago","recentBreaches":{"value":0,"label":"0 recent violations"},"workerSkills":[{"anchorText":"PHP (5 to 10 years)","anchorLink":"https://www.workana.com/en/hire/php","isCertified":false,"title":"PHP - Freelancers"},{"anchorText":"Laravel (5 to 10 years)","anchorLink":"https://www.workana.com/en/hire/laravel","isCertified":false,"title":"Laravel - Freelancers"},{"anchorText":"React.js (3 to 5 years)","anchorLink":"https://www.workana.com/en/hire/react-js","isCertified":false,"title":"React.js - Freelancers"},{"anchorText":"C# (3 to 5 years)","anchorLink":"https://www.workana.com/en/hire/c-1","isCertified":false,"title":"C# - Freelancers"},{"anchorText":"Vue.js (1 to 3 years)","anchorLink":"https://www.workana.com/en/hire/vue-js","isCertified":false,"title":"Vue.js - Freelancers"}]},{"isHero":false,"profileUrl":"https://www.workana.com/freelancer/b6383920074475c7a284793979b7fc16","profileLogoUrl":"https://cf.workana.com/logos/382f9ddca74461323558a71519593377/sf/okayme_160_160.png","profileName":"J. F.","hash":"b6383920074475c7a284793979b7fc16","roleName":"Full Stack Developer","tagline":null,"isVerifiedAgency":false,"rating":0,"ratingLabel":"No ratings yet","completedProjects":0,"badges":[{"title":"Freelancer iron","size":"small","position":"iron","profile":"","type":"iron"}],"country":{"name":"Germany","img":"

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As a senior full stack web developer with 9 years of experience
4 strong years of working as devOps and lead developer with many production released
Deep knowledge & experience of Software Engineering from plan to release
Expert user of Jenkins and Git, GCP, AWS and so on as version control and CI/CD for project management and devOps
Strong ability in presentation, planning and managing project with various platforms like Kanban or Gantt on MSProjects, Trello and so on
Expert user of NodeJS as javascript / typescript dev
Deep knowledge of network communication protocols for high and low levels
Full experience of database optimization and api integration for saas and mobile apps
Proven work ability on REST apis and CMS like REST, Happy, Strapi and many other libraries & frameworks like Apollo, Prisma
Huge experience in authentication part with serveral previous project on oauth, firebase, supabase and so on and payment gateway manipulation like Stripe
Extensive work ability on both of Frontend and Backend as pixel-perfect and performance optimization
Deep knowledge and huge experience in Javascript / Typescript libraries and Frameworks like ReactJS/Redux/NextJS, VueJS/NuxtJS, Svelte and so on
Friendly... with modern css libraries like TailwindCSS/Flowbite and MUI library
Huge experience of SQL/Mongodb/Firestore as db, GraphQL for query, Firebase for auth/storage provider, NextJS + Strapi + ApolloClient + Firebase on GCP stack
Brilliant idea and practical skills in network communication programming like real time text / audio / video chatting app
Deep knowledge of basic TCP/UDP protocols as low level, RTMP/SIP/VoIP as mid-high level, WebRTC/WebSocket as high level, totally all levels of network communication protocols and programming theory
Confidence in Both of Logical & Practical side of software engineering
Prefer working to speaking
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● Directed RW's technical support and operations teams to successfully solve over 400 customer complaints, maximizing uptime and achieving 90% customer satisfaction.
● Designed and developed over 15 full-stack solutions that solved 70% of use cases from embedded devices, and web UI to backend and database.
● Guided and managed a 15-member development team to grow their technical skills via mentoring on operational improvements, coding practices, and technical issue resolutions; improved productivity by 49%.","canInvite":false,"shouldShowHireMeDialog":false,"sameAsLoggedInCompany":false,"position":"iron","hourlyRate":"€ 12.00","hourlyWorkedProjects":0,"lastActiveLoginRelativeToUser":"August 10, 2023 15:05","lastActiveLoginRelative":"2 years ago","registeredSinceRelativeToUser":"July 23, 2023 20:26","registeredSinceRelative":"2 years ago","recentBreaches":{"value":0,"label":"0 recent violations"},"workerSkills":[{"anchorText":"Shopify (1 to 3 years)","anchorLink":"https://www.workana.com/en/hire/shopify","isCertified":false,"title":"Shopify - Freelancers"},{"anchorText":"React.js (3 to 5 years)","anchorLink":"https://www.workana.com/en/hire/react-js","isCertified":false,"title":"React.js - Freelancers"},{"anchorText":"E-commerce (1 to 3 years)","anchorLink":"https://www.workana.com/en/hire/e-commerce-1","isCertified":false,"title":"E-commerce - Freelancers"}]},{"isHero":false,"profileUrl":"https://www.workana.com/freelancer/dd5d0f0536c7780d971fc7a7ffc25a08","profileLogoUrl":"https://cf.wkncdn.com/static/assets/build/img/logos/default_logo_1-normal.opti.74f50d270.webp","profileName":"M. Y.","hash":"dd5d0f0536c7780d971fc7a7ffc25a08","roleName":"Full Stack Developer","tagline":null,"isVerifiedAgency":false,"rating":0,"ratingLabel":"No ratings yet","completedProjects":0,"badges":[{"title":"Freelancer iron","size":"small","position":"iron","profile":"","type":"iron"}],"country":{"name":"Germany","img":"

","searchLinkUrl":"https://www.workana.com/jobs?country=DE"},"completedProjectsForView":"0","dangerouslyWillBeRenderAsHtml_description":"Driven by a passion for technological innovation and with 5 years of experience as a Team Lead Software Engineer, I specialize in developing robust and scalable solutions, leveraging my extensive knowledge of JavaScript, React, NodeJS, and TypeScript. My leadership role has endowed me with a keen understanding of diverse software projects, allowing me to guide my team effectively through complex development processes to deliver high-quality software. I pride myself on creating dynamic, responsive, and user-friendly applications that meet and exceed client expectations, focusing on delivering optimal results and solutions that propel business success. My commitment to coding excellence and collaborative engagement ensures the seamless integration of cutting-edge technologies to existing systems, elevating overall application performance and functionality. By choosing my services, you are securing a dedicated, transparent, and detail-oriented partnership, anchored in professionalism and technical proficiency, aiming to develop bespoke software solutions that stand out in the digital landscape.","canInvite":false,"shouldShowHireMeDialog":false,"sameAsLoggedInCompany":false,"position":"iron","hourlyRate":null,"hourlyWorkedProjects":0,"lastActiveLoginRelativeToUser":"September 29, 2023 05:17","lastActiveLoginRelative":"2 years ago","registeredSinceRelativeToUser":"September 29, 2023 05:17","registeredSinceRelative":"2 years ago","recentBreaches":{"value":0,"label":"0 recent violations"},"workerSkills":[{"anchorText":"React.js (+10 years)","anchorLink":"https://www.workana.com/en/hire/react-js","isCertified":false,"title":"React.js - Freelancers"},{"anchorText":"Node.js (+10 years)","anchorLink":"https://www.workana.com/en/hire/node-js","isCertified":false,"title":"Node.js - Freelancers"},{"anchorText":"Mobile app design (5 to 10 years)","anchorLink":"https://www.workana.com/en/hire/mobile-app-design-1","isCertified":false,"title":"Mobile app design - Freelancers"}]},{"isHero":false,"profileUrl":"https://www.workana.com/freelancer/5cf8b40f469774dbf159fa4f27b0c07d","profileLogoUrl":"https://cf.workana.com/logos/1d01fcb67835a3d6131ebddc2ee653ce/fs/a_160_160.jpg","profileName":"W. S.","hash":"5cf8b40f469774dbf159fa4f27b0c07d","roleName":"Full Stack Developer","tagline":null,"isVerifiedAgency":false,"rating":0,"ratingLabel":"No ratings yet","completedProjects":0,"badges":[{"title":"Freelancer iron","size":"small","position":"iron","profile":"","type":"iron"}],"country":{"name":"Germany","img":"

","searchLinkUrl":"https://www.workana.com/jobs?country=DE"},"completedProjectsForView":"0","dangerouslyWillBeRenderAsHtml_description":"? I am glad to help you to build your Shopify store and website for your growing business. ?
??‍♂️‍‍ Hi, My name is William Smith. I am a certified Shopify Developer. I love to create, develop and design Shopify stores for merchants. I help them to achieve the custom work or critical work in a best possible way.
✌️ I always provide the best suggestion and the easiest method to work in a minimal time, so that it will be cost effective and efficient for the clients too.
? 12+ years of experience in HTML5, CSS, JavaScript, jQuery & PHP, 10+ years of experience in Shopify & liquid code, 5+ years of experience in Shopify Storefront API, 25k+ working hours on Upwork, 98% JSS, Top Rated Plus.
? I have worked with various industries like Fashion and Apparel, Beauty and Cosmetics, Home and Furniture, Food and Beverage, Health and Wellness, Electronics and Gadgets, etc., have a keen understanding of the unique challenges and opportunities each industry faces.
My web developing expertise includes:
?Designing, building and maintaining shopify ecommerce websites.
?Extensive knowledge of JavaScript, CSS and HTML.
?Manage any kind of work in shopify.
?‍? Here are the services which I provide ?‍?
?Shopify Store Development?
?Theme customization & Theme upgradation into 2.0.
?Convert figma designs into to shopify.
?Convert PSD/Sketch/Mockup/Wireframe to Shopify Store.
?Migrate e-commerce store from any another platform to Shopify.
?Setup Retail and Wholesale Shopify Store.
?Manage whole Shopify store from scratch.
??‍?Shopify App Integration and Development??‍?
➡️ Experience in building apps in different technologies like Codeigniter, YII and Laravel.
➡️ Set up webhooks for Product, Customer, and Order.
➡️ Integrate code into Shopify template to set up and install the app.
➡️ Build Shopify private app based on client needs.
➡️ Sync Shopify data with any other platform and vice versa using API.
?Theme Customization and Challenging Tasks?
✍ Integrate and customize the recharge subscription app.
✍ Integrate the zippify or shogun pages app with any other app.
✍ Optimize the Speed of Shopify Store.
✍ Implement "Disable sold out variants" for various theme.
✍ Display variant images only on change variant.
✍ Added "Gift Card" into the cart based on some conditions.
✍ Adding custom features without using any app like countdown timer, swatches, currency
converter, product tabs, Promotional Banners etc.
✍ MailChimp / Klaviyo Integration.
✍ Embed product popup based on product handle short code.
?Other Experiences:
?PHP, Laravel, Lumen
?Implement payment gateways using PHP.
?Have worked on CRM's too (SugarCRM, TigerCRM)
?API Development, API Integration
?MongoDB, MySQL , PostgreSql
?HTML5, CSS3, SASS, LESS
?Auditing?
?Easily audit your site
?Give recommendations to improve your site.
?Give recommendations according to the design to make it attractive and user-friendly.
Have a look ? at the top Shopify Themes I've worked with:
? Dawn ? Impulse ?Debut ? Parallax ? Brooklyn ? Prestige ? Supply
? Prestige ? Broadcast ? Minimal ? Atlantic ? Blockshop ? Venture
? Symmetry ?Warehouse ? Ella ?Turbo ? Motion ? Icon ? Flex
⚙️Here are my expertise using some Shopify Apps:-
☢️Recharge App ☢️ MailChimp ☢️ Product Bundles ☢️ Currency Switcher ☢️ Yotopo
☢️Hulk Product Options ☢️ Metafield App ☢️ Product Reviews ☢️ Bulk Discounts
☢️Langify ☢️Advanced Product Option ☢️ Shogun Page builder ☢️ Product Customizer
?Meeting
I'll be happy to discuss task's details both in writing and on call (voice or video).
? Availability
I am Available 24/7 as work is my priority and make my clients happy with my work is what my goal and objective. I am available on Sunday too.
? Feel free to message me anytime I would revert back to you asap. Please feel free to reach out if you are interested in discussing your project.","canInvite":false,"shouldShowHireMeDialog":false,"sameAsLoggedInCompany":false,"position":"iron","hourlyRate":"USD 20.00","hourlyWorkedProjects":0,"lastActiveLoginRelativeToUser":"December 12, 2023 06:55","lastActiveLoginRelative":"2 years ago","registeredSinceRelativeToUser":"May 29, 2023 14:53","registeredSinceRelative":"2 years ago","recentBreaches":{"value":0,"label":"0 recent violations"},"workerSkills":[{"anchorText":"Android (3 to 5 years)","anchorLink":"https://www.workana.com/en/hire/android","isCertified":false,"title":"Android - Freelancers"},{"anchorText":"PHP (3 to 5 years)","anchorLink":"https://www.workana.com/en/hire/php","isCertified":false,"title":"PHP - Freelancers"},{"anchorText":"React.js (3 to 5 years)","anchorLink":"https://www.workana.com/en/hire/react-js","isCertified":false,"title":"React.js - Freelancers"}]}],"pagination":{"total":18,"limit":10,"page":1,"pages":2,"urls":{"base":"https://www.workana.com/en/freelancers/germany/react-js","template":"https://www.workana.com/en/freelancers/germany/react-js?page={:page}","next":"https://www.workana.com/en/freelancers/germany/react-js?page=2","1":"https://www.workana.com/en/freelancers/germany/react-js?page=1","2":"https://www.workana.com/en/freelancers/germany/react-js?page=2"},"offset":0,"nextPage":2},"g11n":{"addFreelancerToList":"Add to list","verifiedAgency":"Verified agency","completedProjects":"Completed projects","expandText":"View more","collapseText":"View less","hire":"Hire","hourlyRate":"Hourly rate: ","hourlyWorkedProjects":"Hours worked in hourly projects: ","lastActiveLogin":"Last login: ","registeredSince":"Registered since: ","certifiedSkill":"Certified skill","viewMore":"View more","pagination":{"start":"Home","final":"Final","previous":"Previous","next":"Next"}}}

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