Артем

Artem Serdiuk
Full Stack Developer | Web, Integrations & Automation | GoHighLevel & Shopify
Kropyvnytskyi, Ukraine | Remote / Office | Full-time / Freelance | [open contact info](look above in the "contact info" section) | Telegram: @Realel
GitHub: github.com/MeguMax | Upwork: upwork.com/freelancers/~014b478981bfacdaf1

ПРОФЕСІЙНИЙ ПРОФІЛЬ / PROFESSIONAL SUMMARY
Full Stack Developer та Integration Engineer з практичним досвідом у web applications, admin panels, CRM systems,
e-commerce workflows та internal tools. Працюю над frontend і backend у співставному обсязі: React/Next.js,
Node.js/TypeScript, REST API, webhooks, Shopify, GoHighLevel, data synchronization, background workers та
deployment.
Автоматизую процеси як кодом - custom scripts, API, webhooks і workers - так і за допомогою GoHighLevel, Shopify,
Zapier, Make, n8n та інших платформ. Проєктую admin panels, queues, review workflows, statuses та audit trails для
операційних систем.

ДОСВІД РОБОТИ / EXPERIENCE
Freelance / Upwork - Full Stack Web Developer | Integrations & Automation
Project-based work | Ongoing
- Створюю web-сайти, web applications, admin panels, CRM-рішення, e-commerce workflows, landing pages та funnels.
- Shopify: themes, Liquid, apps, checkout, payments, products/catalog, APIs, webhooks та integrations.
- GoHighLevel: workflows, funnels, pipelines, forms, Twilio, Stripe, Calendly, AI, SaaS mode, domains та CRM UI customization
через custom JavaScript/CSS.
- GoHighLevel profile and automation work: https://www.upwork.com/freelancers/~014b478981bfacdaf1
- Автоматизую процеси кодом через Node.js/TypeScript, REST API, webhooks і background workers, а також платформами
GoHighLevel, Zapier, Make та n8n.
- Самостійно закриваю повний цикл: аналіз задачі, frontend, backend, інтеграції, тестування, deployment і підтримка.

GoHighLevel Consultant-Developer / CRM & Automation Engineer
YOUR R&D | Nov 2025 - Present
- Developed and implemented CRM systems on GoHighLevel for commercial projects.
- Built workflow automations with triggers, webhooks and custom lead processing logic.
- Integrated Stripe, PayPal, booking services and external CRMs via REST API and webhooks.
- Connected Twilio for SMS/calls, email automation and sales funnels; implemented lead screening, tagging and routing
scenarios.
- Created custom pipelines, dashboards, AI chatbots and client qualification systems.
- Integrated Zapier and Make (Integromat) for cross-system automation and improved the stability of automated business
processes.
- Participated in R&D processes and collaborated with developers, marketers and business analysts in a team environment.

Frontend / Full Stack Developer
FunnelJet (Remote) | May 2025 - Present
- Developed and maintained production web applications using JavaScript, React and Next.js.
- Built websites, landing pages and sales funnels on WordPress and GoHighLevel with deep customization.
- Implemented business logic for forms, payments, lead generation and CRM data transfer; integrated external services via
REST API, webhooks, Zapier and Make.
- Optimized UI/UX, performance, SEO and Core Web Vitals (LCP, TTI, CLS).
- Participated in R&D processes by testing new technologies, AI tools and product automation approaches.
- Contributed to code reviews, technical planning and sprints while collaborating with designers and marketing teams.
- Independently implemented features from technical specification to production release.

IT Engineer / Technical Support & Systems Integration
Department of Information Technologies, Kropyvnytskyi City Council | Feb 2025 - May 2025
- Supported and developed internal information systems and web solutions for city departments.
- Administered software, workstations and network infrastructure; handled incidents and updates.
- Executed technical tasks for internal process automation and systems integration.
- Worked with technical and project documentation and user technical support.
- Participated in the implementation of new digital services and modernization of IT infrastructure.

Artem Serdiuk | Full Stack Developer | Backend & Integrations 1
 ПРОЄКТИ / PROJECTS
Adam Automation Platform - Admin Panel & Background Worker
Built an internal legal workflow automation platform with an admin panel and background worker for email/PDF intake, structured case
drafts, review and approval workflows, explicit statuses, audit history, filing jobs, retries/error handling, PDF replacement/versioning,
Plaintiff name mapping, workflow modes, and Playwright-based submission automation.
Tech: Node.js, TypeScript, Microsoft Graph API, Azure Identity, OneDrive API, Playwright, OCR/file processing, Docker
https://github.com/MeguMax/Adam-automatization
PatientNow <-> GoHighLevel Data Synchronization
Сервіс інтеграції та синхронізації даних між PatientNow і GoHighLevel з роботою через API та структуровані серверні модулі.
Tech: TypeScript, Fastify, Axios, Zod, REST API
https://github.com/MeguMax/PN---GHL
CRM System - Notifications & Mailing Automation
CRM від ліда до угоди: dashboard, clients CRUD, sales pipeline/Kanban, Slack notifications та email campaigns через
Gmail/Nodemailer.
Tech: React, TypeScript, Redux Toolkit, Node.js, Express, Slack Web API, Nodemailer
https://github.com/MeguMax/CRM-System
Wishlist App - Social Wishlist Platform
Wishlists, event groups, group contributions, reservations, real-time chat, analytics dashboard та multi-currency support.
Tech: React, TypeScript, Tailwind CSS, Supabase, PostgreSQL, Vite
https://github.com/MeguMax/wishlist-app

ТЕХНІЧНІ НАВИЧКИ / TECHNICAL SKILLS
Backend & Systems: Node.js, Express.js, Fastify, TypeScript, REST API, webhooks, background workers, polling, retry logic,
status/state management, workflow orchestration, Microsoft Graph API, OneDrive API, Docker, deployment.
Admin & Workflow Systems: admin panels, operational dashboards, incoming queues, draft case management, review/approval
workflows, validation, audit logs, filing jobs, retries, document versioning, workflow modes.
Document & Browser Automation: email/PDF parsing, OCR/file processing, Playwright browser automation, document storage,
upload/download workflows.
Frontend & UI: JavaScript (ES6+), React, Next.js, Redux, Zustand, HTML5, CSS3, SCSS, Tailwind CSS, responsive design,
UI/UX, custom JavaScript/CSS, SEO, Core Web Vitals.
CRM & E-commerce: GoHighLevel, HighLevel, GHL, Shopify, Shopify themes, Liquid, Shopify apps, checkout, payments,
products/catalog, funnels, pipelines, workflows, forms, custom CRM UI.
Integrations & Automation: Zapier, Make, n8n, Twilio, Stripe, PayPal, Calendly, AI chatbots, email/SMS automation, APIs,
webhooks, data synchronization.
Data & Tools: MySQL, PostgreSQL, Supabase, MongoDB, Axios, Zod, Git/GitHub, Vercel, Netlify, Figma, Jira, Trello,
WordPress.
Additional: PHP, Python, Java, C++, GA4, Google Tag Manager, Facebook Pixel.

МОВИ / LANGUAGES
Ukrainian - Native.
English - B2.

ОСВІТА / EDUCATION
Kherson National Technical University - Bachelor's Degree, Software Engineering (121), in progress.
Kherson Polytechnic Vocational College of ONPU - Associate Degree, Software Engineering (121).

ЦІЛЬОВІ ПОЗИЦІЇ / TARGET ROLES
Full Stack Developer, Web Developer, Integration Engineer, Automation Engineer, CRM Developer, GoHighLevel Developer,
Shopify Developer, JavaScript/TypeScript Developer.

Artem Serdiuk | Full Stack Developer | Backend & Integrations 2