⭐️⭐️⭐️⭐️⭐️ Top 1% Expert-Vetted Web Developer on Upwork 📍 No short-term projects 📞 Kick-off with the team is mandatory 🧨 Available for a quick project start ★ Top-100 Service Provider by Clutch ★ $500M+ Raised by clients ★ 99+ International Awards ★ 15+ years of expertise (NOKIA, OPERA, OPPO, UDEMY, AUTH0, etc.) 👋 Hi, I'm Sergii! I'm a senior web developer, full stack developer Next.js specialist, and front end developer with 10+ years of experience building SaaS platforms, eCommerce products, AI applications, and custom web solutions. Over the years, I've helped launch 100+ products using React, React NextJS, Next.js, and modern JavaScript frameworks. My work combines technical architecture, front-end engineering, and product thinking to create fast, scalable applications that deliver measurable business results. 🏆 Why Clients Work With Me ✔ 100+ React, React Next, and Next.js projects delivered ✔ 50+ fully launched products across SaaS, AI, fintech, and eCommerce ✔ $500M+ raised by companies I've supported ✔ 20+ Upwork clients and long-term partnerships ✔ 30+ Shopify and Shopify Webflow projects completed ✔ Mobile and web products used by thousands of daily users ✔ Extensive experience as a front end developer React and front end Next specialist 🚀 Core Expertise 📌 Front-End Development As a front end developer, front end web developer, and front end designer, I've built interfaces for startups, enterprise products, and high-growth SaaS companies. Using React, React NextJS, Next.js, TypeScript, Tailwind, and modern UI frameworks, I create scalable applications focused on performance, maintainability, and user experience. My front-end work has helped companies reduce load times, improve conversion rates, and accelerate product delivery through reusable component systems and scalable architecture. 📌 React & Next.js Development I've delivered 100+ projects using React, React Next, and Next.js, including SaaS platforms, dashboards, marketplaces, AI tools, and enterprise applications. As a front end developer React specialist and full stack developer Next expert, I focus on building high-performance applications with clean architecture, SSR, SEO optimization, and long-term scalability. 📌 Mobile App Development Beyond web applications, I have extensive experience in mobile app development using React Native. I've helped teams launch mobile apps for healthcare, fintech, logistics, education, and SaaS businesses. As a mobile app developer, I work across the entire product lifecycle—from mobile app design and architecture to deployment and optimization. My experience includes React Native Mobile applications, cross-platform development, and React Native Full Stack solutions connected to modern APIs and cloud infrastructure. 📌 Shopify & Webflow Solutions I've worked on 30+ Shopify and Shopify Webflow projects, helping brands improve storefront performance, customer experience, and conversion rates. As a Shopify front end developer, I build custom themes, Shopify Hydrogen storefronts, and modern eCommerce experiences using Liquid, React, and headless architectures. I also collaborate closely with Webflow teams, helping businesses bridge design and development through scalable Webflow implementations and front-end optimization. 📌 AI & Python Integrations As a front end developer Python specialist, I've worked on AI-powered products featuring OpenAI integrations, vector search, chat interfaces, workflow automation, and custom dashboards. My experience includes Python APIs, automation workflows, AI assistants, and modern SaaS products powered by LLM technologies. 💻 Technology Stack React • React Next • React NextJS • Next.js • React Native • React Native Mobile • React Native Full Stack TypeScript • JavaScript • Node.js • NestJS • Express • Fastify Shopify • Shopify Webflow • Webflow • WordPress MongoDB • PostgreSQL • MySQL AWS • Google Cloud • Azure Tailwind • Storybook • GraphQL • Redux 🔥 What Clients Hire Me For ✔ Front End Developer React projects ✔ Full Stack Developer Next.js applications ✔ React Native Mobile App Development ✔ Shopify Front End Developer services ✔ Webflow and Shopify Webflow implementations ✔ Front End Designer and UI implementation ✔ Front End Developer Python integrations ✔ SaaS platforms and enterprise applications ✔ Mobile App Design and development ✔ Custom Web Development solutions 💎 Why Work With Me I combine the expertise of a web developer, front end developer, mobile app developer, and full stack developer into one delivery process. Clients work with me because I don't just build features—I help create products that scale, perform, and generate business value. Whether you need a front end developer React specialist, Shopify front end developer, React Native full stack engineer, mobile app developer, Webflow expert, or full stack developer Next.js partner, I'd be happy to discuss your project.

👋 Hi, I'm Artem! Need a high-converting UI UX web design, a SaaS design, or a full Company Website rebuild? My team and I have 15+ years of experience as a UI UX designer and have completed 600+ UI UX, UI Design, and product design projects for startups, SaaS companies, fintech businesses, healthcare organizations, and global brands. As a senior UI UX designer Figma specialist, I create intuitive digital products that balance business goals, user needs, and measurable growth. ⭐️⭐️⭐️⭐️⭐️ TOP 1% Expert-Vetted Web Designer / UI UX Designer on Upwork ★ #1 Design Agency on Clutch ★ #1 UI UX Agency on Dribbble Worldwide ★ 99+ International Design Awards ★ Trusted by NOKIA, OPERA, OPPO, UDEMY, COREL, AUTH0, and more 🏆 Why Clients Choose Our Team ✔ 600+ UI UX and product design projects completed ✔ 400+ websites, SaaS products, dashboards, and mobile apps designed ✔ 200+ Figma-based design systems and prototypes delivered ✔ 100+ Webflow and Webflow UI UX projects launched ✔ 80+ Shopify UI UX projects completed for eCommerce brands ✔ 50+ senior specialists covering design, branding, development, and strategy ✔ UX improvements increasing conversions by up to 45% ✔ Website redesigns reducing bounce rates by up to 35% I'm a co-founder at Halo Lab, an award-winning design team that combines UI UX design, web design, branding, and development expertise. Our team includes experienced graphic designers, logo designers, product designers, website designers, web developers, and app developers working together to create world-class digital products. 🚀 What We Do 📌 UI UX Design & Product Design As a UIUX designer and SaaS UX designer, I've helped companies design dashboards, marketplaces, AI tools, enterprise platforms, and mobile applications used by thousands of users worldwide. Our process combines UX research, user flows, wireframing, prototyping, usability testing, and User Experience Design to create products that improve engagement, retention, and adoption. As an experienced UX researcher, I focus on understanding user behavior before a single screen is designed. 📌 SaaS, Fintech, Healthcare & AI Products Over the years, we've delivered more than 120 SaaS interfaces, including CRM systems, analytics dashboards, AI platforms, and internal business tools. Our UI UX fintech experience includes payment systems, investment platforms, financial dashboards, and Web3 products where trust and usability are critical. We also provide healthcare UI UX services for medical platforms, patient portals, and health-tech applications. As a UX UI app designer AI fintech specialist, I simplify complex workflows and transform advanced functionality into intuitive user experiences. 📌 Shopify UI UX & eCommerce Design We've completed 80+ Shopify UI UX projects focused on increasing conversion rates and improving customer journeys. As a UI UX Designer Shopify specialist, I optimize navigation, product discovery, mobile experiences, and checkout flows that help eCommerce brands generate more revenue with less friction. 📌 Web Design & Website Design Our website designer team has delivered 400+ web design projects across SaaS, healthcare, fintech, education, technology, gaming, and eCommerce industries. As a Figma website designer, I create scalable interfaces that balance modern aesthetics with business performance. Every web design project is built around usability, responsiveness, and conversion-focused decision making. 📌 Branding & Visual Design Our graphic designer and logo designer team creates visual identities that strengthen brands and improve consistency across every customer touchpoint. Services include logo design, brand identity systems, UI graphics, marketing assets, and custom graphics for digital products. 🔧 Design Process & Technology Every project starts with research, strategy, and UX planning. Through UX research, user interviews, competitor analysis, and usability testing, we identify opportunities before moving into design execution. Working primarily as Figma designers, we've created more than 200 design systems, prototypes, and scalable interface libraries. As a UI UX designer Figma expert, I build developer-friendly designs that streamline collaboration and accelerate delivery. We collaborate closely with development teams using Webflow, Shopify, WordPress, and custom technologies. Our Figma to HTML workflow ensures smooth implementation while maintaining design quality throughout development. As a Figma Webflow designer and UX designer Webflow specialist, I've helped launch 100+ Webflow websites, combining strong Webflow UI UX practices with scalable design systems and conversion-focused experiences. 🔥Whether you need a UI UX designer, SaaS UX designer, Shopify UI UX specialist, website designer, Figma designer, UX researcher, graphic designer, logo designer, Webflow expert, or healthcare UI UX consultan

👋 Hi there, I'm Valentine! Looking for a website designer who can create high-converting digital products? Need a UI UX designer, Figma designer, Webflow specialist, or Shopify UI UX expert who understands both business goals and user behavior? I'm a co-founder at Halo Lab: the #1 Design Agency on Clutch, #1 Agency on Dribbble Worldwide, and a Top 3 Web Designer on Upwork. Over the last 15+ years, our team has delivered 400+ web design and UI UX projects for clients including NOKIA, OPERA, OPPO, UDEMY, COREL, CREATIVE MARKET, and AUTH0. 🏆 Why Clients Work With Us ✔ 400+ completed web design & UI UX projects ✔ 99+ international design awards ✔ 100+ Webflow projects delivered ✔ 80+ Shopify UI UX projects completed ✔ 200+ Figma-based interfaces and design systems ✔ UX improvements increasing conversions by up to 45% ✔ Website redesigns reducing bounce rates by up to 35% ✔ Extensive SaaS, fintech, healthcare, and AI expertise 🚀 Core Services 📌 Web Design & Website Design As an experienced website designer, I create websites that combine strategic web design, strong UX, and conversion-focused thinking. From startup landing pages to enterprise platforms, every solution is designed to improve engagement, trust, and business performance. As a Figma website designer, I transform ideas into scalable digital experiences optimized for desktop and mobile users. 📌 UI UX Design & Product Design Our team has designed hundreds of SaaS platforms, mobile apps, dashboards, marketplaces, and enterprise systems. As a UIUX designer and UI UX designer Figma specialist, I help companies improve adoption and retention through UX research, wireframing, prototyping, usability testing, and design systems. We create intuitive interfaces that simplify complex user journeys and improve business outcomes. 📌 Shopify UI UX & eCommerce We've completed 80+ Shopify UI UX projects helping brands improve customer journeys, mobile shopping experiences, and checkout performance. As a UI UX Designer Shopify specialist, I focus on reducing friction, improving usability, and increasing conversions through research-backed design decisions. 📌 SaaS, Fintech, Healthcare & AI Products As a SaaS UX designer and SaaS designer, I've worked on 120+ dashboards, business platforms, AI products, and internal tools. Our UI UX fintech experience includes payment platforms, investment products, and financial dashboards where usability and trust are critical. We also deliver healthcare UI UX solutions for health-tech products, patient portals, and medical platforms. As an experienced UX UI app designer AI fintech specialist, I focus on transforming complex workflows into intuitive user experiences that support growth and adoption. 📌 Branding & Visual Design Our team includes experienced graphic designers and logo designers who create visual systems that strengthen brand identity and improve consistency across digital products. Services include logo design, branding systems, marketing assets, UI graphics, and visual identity development. 📈 Results Clients See ✔ Up to 45% higher conversion rates after UI UX redesigns ✔ Up to 35% lower bounce rates through UX optimization ✔ Faster product delivery through scalable Figma systems ✔ Improved user engagement through UX research and testing ✔ Better retention through user-centered web design 🔧 Process & Technology Every project starts with research. As a UX researcher, I analyze user behavior, competitors, and business objectives to identify opportunities before design begins. Working primarily in Figma, we've created 200+ design systems and prototypes. As a UI UX designer Figma expert, I build scalable interfaces that accelerate development and improve collaboration. Our team collaborates closely with Webflow, Shopify, WordPress, React, HTML, and CSS developers. Through structured Figma to HTML workflows, we ensure smooth implementation and pixel-perfect execution. As a Figma Webflow designer and UX designer Webflow specialist, I've helped launch 100+ Webflow websites, combining strong Webflow UI UX practices with scalable design systems and conversion-focused experiences. 🏭 Industries ✅ SaaS ✅ Healthcare ✅ Fintech ✅ AI & Automation ✅ E-commerce ✅ Education ✅ Real Estate ✅ Technology ✅ Gaming Whether you need a UI UX designer, Shopify UI UX specialist, SaaS UX designer, UX researcher, website designer, Figma designer, logo designer, graphic designer, healthcare UI UX consultant, UX designer Webflow expert, Figma Webflow designer, or UX UI app designer for AI and fintech products, I'd be happy to help create a digital experience that delivers measurable business results.

🚀 Looking to increase organic traffic, rankings, leads, and revenue? I'm here to help! ★ Top 5% SEO Expert and SEO specialist on Upwork ★ 80+ Positive Reviews on Clutch ★ Top 5 on Google in the US ★ 99+ International Awards ★ 15+ Years of Experience with Clients Like: NOKIA, OPERA, OPPO, UDEMY, COREL, CREATIVE MARKET, AUTH0, and more. 🚀 Looking to increase rankings, organic traffic, qualified leads, and revenue? I'm an SEO specialist, SEO expert, SEO content writer, and digital marketer with 15+ years of experience helping businesses scale through SEO search engine optimization, Google SEO, content marketing, local SEO, and conversion-focused digital marketing strategies. Over the years, I've contributed to 500+ SEO campaigns, performed 300+ SEO audit, and developed SEO keyword research frameworks for businesses across SaaS, eCommerce, local services, marketplaces, and B2B industries. 🏆 Why Clients Work With Me ✔ 300+ SEO audits, Local SEO, and Digital marketing research completed ✔ 500+ SEO keyword research and content planning projects delivered ✔ 200+ WordPress SEO projects improving organic visibility and search performance ✔ 100+ local SEO campaigns generating qualified leads through Google Business Profile optimization ✔ 50+ YouTube SEO projects focused on video discoverability and organic channel growth ✔ Top-5 Google rankings achieved across competitive industries ✔ 80+ positive Clutch reviews as a SEO specialist ✔ 15+ years of SEO search engine optimization and digital marketing 📈 SEO Search Engine Optimization & Growth Strategy My SEO search engine optimization process combines technical SEO, content strategy, SEO keyword research, conversion optimization, and digital marketing planning into one scalable growth system. As a SEO specialist I've implemented SEO audits and SEO keyword research frameworks across hundreds of websites, helping businesses uncover ranking opportunities, improve search visibility, and build long-term organic growth channels. Services include: • SEO audits and technical SEO analysis • SEO keyword research and search intent mapping • On-page and off-page SEO • Google SEO optimization • SEO content strategy and content planning • Digital marketing plans aligned with business goals 📍 Local SEO specialist & Google Visibility As a local SEO specialist, I've worked on 100+ local SEO campaigns for service businesses, agencies, healthcare companies, and multi-location brands. My local SEO strategie combine Google Business Profile optimization, local SEO audits, local link building, citation management, and content optimization to improve map visibility and increase inbound leads. Recent local SEO projects have helped businesses strengthen local authority, improve rankings across multiple locations, and generate more qualified calls and inquiries from Google Search and Maps. ✍️ SEO Content Writing & Keyword Strategy As an SEO specialist and SEO content writer, I've produced thousands of SEO-focused articles, landing pages, service pages, and content briefs supported by extensive SEO keyword research. My content frameworks combine: ✔ SEO keyword research ✔ Search intent analysis ✔ Competitor research ✔ Topic clustering ✔ Content SEO strategy These SEO content writer processes have helped brands increase organic traffic, improve keyword coverage, and build scalable content engines. I also provide YouTube SEO services, helping brands improve video rankings, increase discoverability, and grow organic views through keyword-focused optimization and channel strategy. 🛒 WordPress SEO, Shopify SEO & Technical SEO As a SEO specialist I've completed 200+ WordPress SEO projects involving Yoast SEO, RankMath optimization, technical SEO improvements, content restructuring, and site architecture enhancements. For eCommerce brands, I've supported 150+ Shopify SEO initiatives focused on product visibility, category rankings, technical optimization, and organic revenue growth. My SEO audits often uncover critical opportunities related to indexing, Core Web Vitals, site speed, internal linking, and content performance. My SEO specialist services include: ✔ WordPress SEO optimization ✔ Shopify SEO and eCommerce SEO ✔ Technical SEO audits ✔ Site speed optimization ✔ SEO performance monitoring 🔗 Authority Building & Local Link Building Strong rankings require authority. I've managed backlink acquisition, authority-building campaigns, and local link building initiatives across competitive industries, helping businesses strengthen domain authority and improve organic performance. My off-page SEO strategies combine outreach, digital PR, backlink acquisition, and local link building to support long-term ranking growth. 🧰 Tools & Platforms I use as a SEO specialist Ahrefs • SEMRush • Google Analytics • Google Search Console Google Ads • HubSpot • HotJar • CrazyEgg WordPress • Shopify • Webflow • BigCommerce Yoast SEO • RankMath • AI SEO Tools

👋 Hi, Natalia is here! I have 12+ years of experience as a UI UX designer and have completed 600+ UI UX, UI Design, and product design projects across SaaS, healthcare, fintech, AI, eCommerce, and mobile products. As a UI UX designer Figma specialist, I create intuitive digital experiences that improve user engagement, retention, and conversion rates. ⭐️⭐️⭐️⭐️⭐️ TOP 1% Expert-Vetted UI UX Designer on Upwork ★ #1 Design Agency on Clutch ★ #1 UI UX Agency on Dribbble Worldwide ★ 99+ International Awards ★ Trusted by NOKIA, OPERA, OPPO, UDEMY, COREL, AUTH0, and more 🏆 Why Clients Choose Us ✔ 600+ UI UX and product design projects completed ✔ 400+ websites, SaaS products, and mobile apps designed ✔ 100+ Webflow and Webflow UI UX projects launched ✔ 80+ Shopify UI UX projects delivered ✔ 200+ Figma design systems and prototypes created ✔ UX improvements increasing conversions by up to 45% ✔ Website redesigns reducing bounce rates by up to 35% I'm a co-founder at Halo Lab, an award-winning team of UI UX designers, graphic designers, product designers, logo designers, and website designers. Together, we help startups and enterprises build products that look exceptional and perform even better. 🚀 What We Do 📌 UI UX Design & Product Design As a UIUX designer, SaaS UX designer, and SaaS designer, I've worked on dashboards, marketplaces, enterprise systems, AI platforms, and mobile applications used by thousands of users worldwide. Our process combines UX research, wireframing, prototyping, usability testing, and design systems to improve adoption and business outcomes. 📌 SaaS, Fintech, Healthcare & AI We've designed 120+ SaaS interfaces, including CRM platforms, analytics dashboards, AI products, and internal business tools. Our UI UX fintech experience includes payment platforms, investment products, and financial dashboards, while our healthcare UI UX work covers patient portals, telemedicine solutions, and health-tech applications. As an experienced UX UI app designer AI fintech specialist, I focus on simplifying complex workflows and creating intuitive user experiences. 📌 Shopify UI UX We've completed 80+ Shopify UI UX projects focused on improving customer journeys, mobile experiences, and checkout performance. As a UI UX Designer Shopify expert, I help eCommerce brands increase conversions through research-driven design decisions. 📌 Web Design & Website Design Our website designer team has delivered 400+ web design projects across SaaS, healthcare, fintech, technology, gaming, and eCommerce industries. As a Figma website designer, I create scalable interfaces that combine modern design, usability, and business performance. 📌 Branding & Visual Design Our graphic designer and logo designer team creates logo design systems, brand identities, UI graphics, and marketing assets that strengthen recognition and consistency across digital products. 🔧 Process & Technology Every project starts with UX research, competitor analysis, and user behavior insights. Working as Figma designers, we've created 200+ design systems and prototypes that accelerate product development and improve collaboration. We work closely with Shopify, Webflow, WordPress, and development teams. Our Figma to HTML workflow ensures smooth implementation from concept to launch. As a Figma Webflow designer and UX designer Webflow specialist, I've helped launch 100+ Webflow projects, combining strong Webflow UI UX practices with scalable design systems and conversion-focused experiences. 🔥 Expertise • UI UX Design & Product Design • SaaS UX Designer & SaaS Designer • UX Research & User Experience Design • UI UX Fintech Products • Healthcare UI UX Solutions • Shopify UI UX & UI UX Designer Shopify • UX UI App Designer AI Fintech • Website Designer & Web Design • Figma Designer & UI UX Designer Figma • Figma Website Designer & Figma to HTML • Webflow UI UX, Figma Webflow Designer & UX Designer Webflow • Graphic Designer, Logo Designer & Logo Design Whether you need a UI UX designer, SaaS UX designer, Shopify UI UX specialist, website designer, Figma designer, UX researcher, graphic designer, logo designer, Webflow expert, or healthcare UI UX consultant, I'd be happy to help create a product that delivers measurable business results. You can also contact me if you are searching for Shopify UI UX, UIUX designer , UI UX designer Shopify , UX researcher , SaaS UX designer , Logo design , website designer , logo designer , graphic designer , SaaS designer , UI UX fintech , UX UI app designer AI fintech , Figma designer , UI UX designer Figma , Figma to html , Figma website designer , healthcare UI UX , web design , Webflow , website designer , UX designer Webflow, Shopify , Webflow, Figma Webflow designer , webflow UI UX

I am a highly organised project and change management professional with over 15 years of experience. Whether you need basic administration support or something more complex then I can support you for success.