Available to hire
I’m Oleh Linchuk, a Senior Software Engineer with 10 years of experience designing, developing, and scaling SaaS platforms, enterprise applications, eCommerce systems, workflow automation solutions, and AI-enabled web products. I enjoy building scalable full-stack architectures, collaborating with distributed teams, and delivering solutions across SaaS, eCommerce, fintech, CRM, analytics, and automation domains.
My technical focus includes React, Next.js, Vue.js, Angular, Node.js, .NET/C#, Java/Spring Boot, Laravel, Python, TypeScript, REST and GraphQL APIs, cloud-native deployments on AWS, Docker, Kubernetes, and modern engineering practices. I’ve led AI integrations, LLM-powered workflows, and intelligent automation using N8N and webhooks, and I’m passionate about turning complex business requirements into productive automation and AI-enabled tools.
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Language
English
Fluent
Work Experience
Senior Software Engineer at TechFlow, Inc
June 1, 2024 - PresentBuilt scalable SaaS, enterprise, eCommerce, fintech, and AI-enabled web applications using React, Next.js, Vue.js, Angular, TypeScript, Node.js, ASP.NET Core (.NET/C#), Java/Spring Boot, Laravel, and Python across customer-facing and internal business platforms. Developed admin dashboards, CRM systems, analytics portals, customer platforms, workflow management tools, reporting systems, and enterprise operational applications. Designed and implemented scalable backend services, microservices, REST APIs, GraphQL APIs, authentication systems, and API-driven business logic. Integrated AI-powered functionality including AI APIs, LLM-powered features, intelligent automation workflows, AI-assisted productivity tools, conversational workflows, document processing, and business-focused AI integrations within SaaS and enterprise products. Built AI-assisted automation pipelines using N8N, REST APIs, webhooks, event-driven architectures, scheduled processes, background jobs, and third-party integr
Senior Full-Stack Engineer at LoveCrafts
April 1, 2021 - June 1, 2024Delivered full-stack SaaS, eCommerce, fintech, enterprise, and automation-focused applications for international clients across business platforms, analytics systems, operational tools, and digital product environments. Developed modern frontend applications using React, Next.js, Vue.js, Angular, TypeScript, Tailwind CSS, and reusable component architectures with emphasis on responsiveness, accessibility, maintainability, SEO, and performance optimization. Built scalable backend services, APIs, and business logic using Node.js, ASP.NET Core (.NET/C#), Java Spring Boot, Laravel, Python/Django, GraphQL, REST APIs, and microservice-oriented development practices. Designed and implemented eCommerce functionality including product catalogs, shopping carts, payment gateway integrations, checkout workflows, customer accounts, order management systems, inventory operations, and admin platforms. Developed fintech-style dashboards, analytics portals, reporting systems, and operational monitoring
Full-Stack Developer at Intellias
April 1, 2019 - April 1, 2021Built full-stack web applications for SaaS, travel, mobility, eCommerce, and enterprise clients using React, Vue.js, TypeScript, Node.js, Express.js, Laravel, REST APIs, GraphQL, PostgreSQL, MySQL, and MongoDB. Developed customer-facing portals, booking-style workflows, internal admin dashboards, CRM modules, reporting tools, and operational platforms with a strong focus on usability, responsiveness, and performance. Implemented scalable backend APIs for user management, authentication, product data, customer requests, workflow tracking, notifications, and third-party service integrations. Integrated external APIs, payment services, email systems, analytics tools, and webhook-based workflows to support automation, customer communication, and data synchronization between platforms. Built reusable frontend components, form systems, tables, filters, search modules, and dashboard widgets using React, Vue.js, TypeScript, Redux, Vuex, Tailwind CSS, and modern component-based architecture. Wo
Frontend Developer at One Philosophy
October 1, 2016 - April 1, 2019Built responsive, scalable, and user-friendly web applications using React, Angular, Vue.js, Next.js, Nuxt.js, JavaScript, and TypeScript across SaaS platforms, eCommerce systems, enterprise applications, and customer-facing products. Developed frontend modules for dashboards, customer portals, analytics interfaces, business management systems, reporting tools, and enterprise operational platforms. Designed and implemented reusable UI components, responsive layouts, and maintainable frontend architectures with focus on usability, accessibility, cross-browser compatibility, and modern frontend engineering practices. Converted Figma and UI/UX designs into pixel-perfect, reusable interfaces while improving frontend consistency, responsiveness, and user experience across multiple products. Integrated frontend applications with Node.js, Laravel, GraphQL, REST APIs, authentication services, and backend systems to deliver dynamic, data-driven web experiences. Implemented advanced frontend fun
Education
Bachelor's Degree in Computer Science at Institut Teknologi Sepuluh Nopember
September 1, 2012 - June 1, 2016Bachelor's Degree in Computer Science at Institut Teknologi Sepuluh Nopember
September 1, 2012 - June 1, 2016Qualifications
Industry Experience
Software & Internet, Financial Services, Professional Services, Retail, Media & Entertainment
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