Sviatoslav O.
100% Job Success
Top Rated Plus

Expert Full Stack Developer | React | Next.js | Angular | Node.js

🏆 Upwork Top Rated PLUS: Proven excellence and client satisfaction. 🕒 635+ Hours on Upwork: Extensive experience dedicated to clients. 🎓 10+ Years of Experience: Deep industry knowledge and skill. ✅ Unlimited Revisions: Perfecting your project until it's just right. ⌚ Available 12 Hours Daily: Here whenever you need me. Hello! I'm Sviatoslav Oleksiv, a dedicated full-stack developer with a decade of experience specializing in web development, data scraping, and process automation based in Warsaw, Poland. Originating from Ukraine, I am fluent in both Ukrainian and English, which allows me to effectively communicate and collaborate internationally. Throughout my vibrant career, I've honed a substantial passion for SaaS startups. I've successfully launched several from the ground up, delivering comprehensive web solutions that resonate with end-users and achieve business goals effectively. Key Projects and Experiences: 1. Lovebloomer: An interactive platform for enhancing communication within dating environments using AI technology. This project allowed me to dive deep into AI prompt engineering, crafting responsive AI that improves user interactions on dating platforms. 2. Staffspin: This recruitment SaaS tool uses AI to analyze candidates from social networks like LinkedIn. My role involved overcoming technical barriers such as scraping protected data and developing a Chrome extension that integrates seamlessly with LinkedIn's API. 3. Plixo: A dynamic tool transforming enterprise sales processes through interactive presentations. This project challenged me to build scalable web applications capable of handling extensive data and user interaction, backed by various Azure services. 4. IGLister: Designed as a Chrome extension for scraping Instagram profiles, this tool posed significant challenges with Instagram’s security measures. It was a valuable experience in implementing advanced scraping techniques and understanding the ethical dimensions of data use. 5. The Pets And Love: My development contributions helped propel this pet-focused blog to exceed 100,000 monthly visits in 2023, proving my skills in content-driven platforms that engage and grow audience bases effectively. 6. Lentii: A travel itinerary platform where I was deeply involved in all development stages, providing both back-end solutions and analytics insights to optimize user experience. Technical Proficiencies: Languages: JavaScript, TypeScript, PHP, HTML, CSS3 Frameworks/Libraries: Node.js, React, Angular, Vue, Symfony, Laravel Databases: MySQL, PostgreSQL, MongoDB, CosmosDB, Firebase Tools: NGINX, Apache, Google Cloud Services, Azure, Puppeteer, Elasticsearch CMS Platforms: WordPress, Ghost CMS, Joomla, Strapi What I bring to your project: Broad Technical Expertise: With hands-on experience in a diverse array of programming languages and frameworks, I can adapt to your project's technical needs to deliver high-quality solutions. Proven Track Record: Successfully launching and scaling web platforms has equipped me with the strategic insight to navigate and drive projects from conception to operational excellence. Focus on User Experience: Passion for design and user interfaces ensures that the applications I develop are not only functional but also intuitive and engaging for users. Commitment and Reliability: As evidenced by my rapid response time and dedication to client projects, I prioritize clear communication and timely delivery. For organizations needing a versatile developer who brings both technical prowess and a proven track record of innovative web solutions, I am eager to contribute to your next project’s success. Let’s bring your digital vision to life!

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  • HTML
  • Angular
  • GraphQL
  • Tailwind CSS
  • NestJS
  • NodeJS Framework