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Anatoliy K.
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Anatoliy K.

Backend/Agentic Engineer - NodeJS/NestJS/AWS

Hello! I’m Anatoliy, an Automation Engineer, AI Workflow Specialist & FullStack Developer with 5+ years of experience building scalable applications, operational systems, API integrations, and business process automations. I specialize in n8n AI, Retool, workflow automation, CRM integrations, and AI-powered business systems — helping teams reduce manual work, streamline operations, automate GTM processes, connect APIs, and build scalable operational infrastructure. Whether you need AI agents, automated workflows, internal dashboards, data pipelines, CRM automations, GHL integrations, or custom systems that connect your apps — I’m here to make it run smoothly. ⸻ 🛠️ Automation & Integration Expertise 🔗 Automation Tools • n8n (AI workflows, API integrations, custom nodes, scaling, operational automation) • Retool (internal apps, dashboards, CRUD tools, admin panels) • Zapier / Make (low-code integrations where needed) • CRM and GTM workflow automation • HighLevel (GHL) automation and API integrations 🤖 AI & Data • AI-powered automation using n8n (LLM agents, embeddings, chatbots) • AI workflows for sales, onboarding, support, operations, and internal tooling • API integrations (OpenAI, Slack, Google Workspace, CRMs, GHL, etc.) • REST APIs, webhooks, event-driven automations, and outbound workflow orchestration • CRM synchronization, lead routing, and operational workflow automation • Consultation on AI automation, API architecture, and workflow systems • Helping teams choose scalable automation and integration approaches 📊 Internal Tools & Dashboards • Retool apps connected to SQL/NoSQL and third-party APIs • Role-based dashboards, approval flows, reporting tools • Connecting Retool to APIs, automation backends, and CRM systems • Internal operational tooling and workflow systems ⸻ 💻 Technical Foundation My automation skills are backed by years of fullstack development, which means I can extend tools with custom code when no-code/low-code isn’t enough. • Backend: Node.js, Express, NestJS, GraphQL • Frontend: React, Next.js, Tailwind, Shadcn • Databases: PostgreSQL, MySQL, MongoDB • APIs: REST APIs, GraphQL, webhooks, custom integrations • Infrastructure: automation backends, workflow orchestration, operational systems This lets me build hybrid solutions: low-code automation + AI workflows + custom engineering = maximum flexibility. ⸻ 🌟 Why Work With Me? ✅ Automation-First Mindset – I find ways to cut manual work and improve operational efficiency. ✅ AI & Workflow Expertise – Experience building AI-driven workflows, CRM automations, and operational systems. ✅ Technical Consulting – Guidance on automation architecture, API integrations, AI workflows, and scalable operations. ✅ Scalable Solutions – From startup prototypes to enterprise-grade workflows. ✅ Strong Technical Depth – I can debug, extend, and customize beyond limits of low-code tools. ✅ Clear Communication – English fluency & proactive updates. ✅ Reliable Delivery – I commit to deadlines and deliver high-quality work. ⸻ 📬 Let’s Collaborate Looking to automate workflows, integrate APIs, build AI-driven business processes, create internal tools, connect GHL/CRM systems, or scale operations with n8n AI and Retool? I’d love to help you design, automate, and optimize your workflows — from consultation to implementation.

🇺🇦Kryvyy Rih, Ukraine$25/hr100% JSS5.00 (1)Since Feb 2018
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Earnings and projects

MRR
$209

Last 6 months ÷ 6

World#111,806 / 412k
🇺🇦Country#4,137 / 14.3k
Revenue, last 30 days
$89

Last 6 months: $1.3k

World#93,617 / 412k
🇺🇦Country#3,429 / 14.3k
Total earnings
$3.1k

Billed in all: $3.4k

World#295,014 / 412k
🇺🇦Country#11,464 / 14.3k
Per project
$1.6k

$1.3k in the last 6 months

World#92,521 / 412k
🇺🇦Country#4,563 / 14.3k
Projects, last 6 months
1
0% fixed100% hourly
World#128,092 / 412k
🇺🇦Country#4,718 / 14.3k
Projects in all
2
50% fixed50% hourly
World#328,886 / 412k
🇺🇦Country#12,165 / 14.3k

Earnings, last 30 days

$3.4k+$89 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$3,250$3,300$3,350$3,400Oct 8Oct 23Nov 7

Skill rankings: Top 18% in Flask

Ranked by MRR among everyone on Upwork with the skill.

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