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Eugene V.
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Eugene V.

AI Engineer | Production AI Agents, MCP Servers & Agentic Workflows

Need an AI system that runs like your employees? They research and ship content, qualify and route leads, answer your phone, summarize your meetings, and draft your decks - working unattended while you and your team focus on higher-value work. Already building your own agents? If you're working with Claude Code, Codex, or Hermes and your agents are hard to debug, expensive, or hard to trust, that's exactly what I fix. Most break in the same places: No clear feedback - you can't tell whether a change made things better or worse Orchestration - one failed step takes down the whole run Token costs - no routing, no caching, no local models, no RAG Agents that can't safely act - stuck chatting instead of touching your real tools and data Silent failures - no logging, no error handling, no recovery I bring the engineering layer that turns a promising prototype into a system you can rely on: agent orchestration, eval suites, custom MCP servers, RAG, logging and error handling, version control, and budget optimization. I'll help you build agents that DO the work that actually matters to your business. Run it on your own models — private and cheap. Local models (Qwen, Gemma, Llama) are now good enough for real work. I design hybrid setups - a local model on the bulk, a frontier model as planner/judge on the hard parts - so your data stays on your servers and your API bill drops to pennies, without losing quality where it counts. A few things I've built: Content engine (cut content costs ~90% across dozens of WordPress sites), lead pipelines (custom scrapers → enrichment → scoring in Postgres, 1,000+ leads/month), 24/7 voice agents (Vapi/Retell + Twilio), and meeting/chat summaries - all backed by evals and proper error handling. I also run the full AI + automation stack for a $9M-ARR B2B company, and I ship real products with real users - a Next.js platform with 2,200+ users and a deliverability tool used by founders and agencies. I work in the open - technical blog at venger.me, and I contribute to open source. Got an agent that's almost-working, an expensive API bill or usage limits, or want to scale what you have? Let's talk.

🇵🇱Warsaw, Poland$79/hr100% JSS5.00 (20)Since Jan 2015

Earnings and projects

MRR
$1.8k

Last 6 months ÷ 6

World#26,611 / 412k
🇵🇱Country#270 / 2,852
Revenue, last 30 days
$473

Last 6 months: $11k

World#64,552 / 412k
🇵🇱Country#424 / 2,852
Total earnings
$156k

Billed in all: $161k

World#22,364 / 412k
🇵🇱Country#334 / 2,852
Per project
$4.9k

$3.5k in the last 6 months

World#35,787 / 412k
🇵🇱Country#382 / 2,852
Projects, last 6 months
3
67% fixed33% hourly
World#66,482 / 412k
🇵🇱Country#465 / 2,852
Projects in all
32

Across 35 contracts

49% fixed51% hourly
World#92,225 / 412k
🇵🇱Country#660 / 2,852

Earnings, last 30 days

$161k+$473 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$160,500$160,750$161,000$161,250Oct 9Oct 24Nov 8

Skill rankings: Top 6% in Lead Generation

Ranked by MRR among everyone on Upwork with the skill.

  1. #47Audience Segmentation & Targeting476 freelancers · 🇵🇱 #1Top 10%
  2. #63Lead Nurturing1,019 freelancers · 🇵🇱 #1Top 6%
  3. #95ActiveCampaign1,108 freelancers · 🇵🇱 #1Top 9%
  4. #172Email Marketing Strategy2,223 freelancers · 🇵🇱 #1Top 8%
  5. #196Email Deliverability1,880 freelancers · 🇵🇱 #1Top 10%
  6. #202Email Campaign Setup2,501 freelancers · 🇵🇱 #2Top 8%
  7. #398B2B Marketing4,592 freelancers · 🇵🇱 #3Top 9%
  8. #417Digital Marketing Strategy5,185 freelancers · 🇵🇱 #2Top 8%