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Maryna B.

Maryna B.

AI/ML Engineer | Voice

AI Engineer with 10+ years of experience in NLP and 2+ years in Generative AI, focused on building real-time applications powered by LLMs. Skilled in prompt engineering, Retrieval-Augmented Generation (RAG), and agent-based workflows. Experienced in designing end-to-end solutions, deploying functional prototypes, and aligning AI systems with business needs. Strong foundation in applied linguistics, model integration, and cross-functional collaboration.

🇪🇸Vigo, Spain$30/hr100% JSS5.00 (5)Since Nov 2014

Earnings and projects

MRR
$14

Last 6 months ÷ 6

World#169,583 / 412k
🇪🇸Country#1,570 / 4,023
Revenue, last 30 days
$0

Last 6 months: $82

Total earnings
$61k

Billed in all: $63k

World#64,199 / 412k
🇪🇸Country#678 / 4,023
Per project
$15k

$82 in the last 6 months

World#8,991 / 412k
🇪🇸Country#105 / 4,023
Projects, last 6 months
1

Across 2 contracts

0% fixed100% hourly
World#128,092 / 412k
🇪🇸Country#1,171 / 4,023
Projects in all
4

Across 7 contracts

14% fixed86% hourly
World#283,741 / 412k
🇪🇸Country#2,724 / 4,023

Earnings, last 30 days

$62.7kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$61k$62k$63k$64kOct 8Oct 23Nov 7

Skill rankings: Top 30% in C#

Ranked by MRR among everyone on Upwork with the skill.

  1. #39OpenAI Embeddings106 freelancers · 🇪🇸 #2Top 37%
  2. #188AI Speech-to-Text336 freelancers · 🇪🇸 #3Top 56%
  3. #439Conversational AI782 freelancers · 🇪🇸 #4Top 56%
  4. #552Vector Database1,142 freelancers · 🇪🇸 #2Top 48%
  5. #976Natural Language Processing2,688 freelancers · 🇪🇸 #10Top 36%
  6. #1,094LLM Prompt Engineering2,457 freelancers · 🇪🇸 #2Top 45%
  7. #1,487Chatbot Development3,106 freelancers · 🇪🇸 #7Top 48%
  8. #1,921LangChain3,821 freelancers · 🇪🇸 #9Top 50%