08/03/2026 updated
100 % available
Full Stack Engineer | SaaS, MVP & AI Integration
Mykolaiv, Ukraine
Only remote
Bachelor of Science in Software EngineeringAbout me
I'm Anatolii, and I help startups and established companies transform ideas into production-ready SaaS platforms, AI-powered applications, and scalable web systems.
JavaScriptUser Experience (UX)Software as a ServiceLaravelNode.jsNext.jsScaled Agile FrameworkSolution ArchitectureSystems IntegrationTypeScriptFront End (Software Engineering)React.jsBackendFull Stack DevelopmentFront End Software Development
I specialize in building scalable SaaS applications from MVP to production-ready platforms, with a strong focus on performance, user experience, and long-term maintainability.
My work combines product thinking with technical execution, ensuring that what we build is not only functional but also engaging and aligned with business goals.
On the frontend, I develop high-performance applications using React and Next.js, focusing on fast load times, smooth user interactions, and app-like experiences rather than traditional page-based systems. I pay close attention to UX behavior, especially in platforms where engagement and retention are critical.
On the backend, I design and implement robust systems using Node.js and Laravel, including RESTful APIs, scalable architectures, and integrations with third-party services. I have experience handling complex data flows, user tracking, and systems that require flexibility for future growth.
I also work extensively with AI integrations, including building intelligent features such as chat-based assistants, workflow automation, and systems powered by retrieval-augmented generation. This includes structuring and leveraging large content bases to deliver contextual, accurate, and useful responses to users.
In addition, I focus on performance optimization and system architecture, ensuring that applications remain fast, stable, and scalable as usage grows. This includes database design, caching strategies, and efficient handling of large datasets and user activity.
Overall, I approach projects with a balance of technical depth and product strategy, helping transform ideas into platforms that users consistently return to.
Languages
EnglishFluentRussianNative speakerUkrainianNative speaker
Project history
Entwicklung KI-gestuetzter Video-Editoren zur Automatisierung des Videobearbeitungsprozesses. Implementierung eines modernen JavaScript-Frameworks (Next.js, MUI) innerhalb von zwei Monaten. Aufbau einer objektorientierten Backend-Struktur mit Node.js, Express und MongoDB. Integration einer KI-gestuetzten, vollautomatischen Video-zu-Text-Funktion mittels Assembly AI. Entwicklung eines Backend-Services zur Generierung von Thumbnails und Speicherung in Bunny CDN.
Entwicklung einer skalierbaren Video-Streaming-Applikation mit MongoDB, Express, React und Node.js. Reduzierung der initialen Seitenladezeit um 35% durch Code-Splitting, Lazy Loading und CDN-Optimierung. Steigerung des Nutzerengagements durch responsives UI und Echtzeit-Interaktionsfunktionen. Optimierung der Medienauslieferung durch CDN-Integration und Caching-Strategien. Aufbau von RESTful APIs und Verwaltung von Drittanbieter-API-Integrationen.
Gestaltung verschiedener Dashboards fuer unterschiedliche Nutzerrollen zur Verbesserung der Nutzererfahrung um bis zu 31%. Darstellung analysierter Daten in verschiedenen Diagrammtypen ueber mehr als 30 Seiten. Integration von Echtzeit-Updates mittels WebSockets. Optimierung der API-Datenverarbeitung und UI-Zustandsverwaltung fuer ein reibungsloseres Nutzererlebnis.