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Sherman L.
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Sherman L.

Game Developer & AI Engineer

1. Game Development Unity Game Developer with 11 years of experience creating high-quality games, prototypes, and interactive experiences. Over the years, developed 100+ games and prototypes, helping clients turn ideas into playable, polished products quickly and efficiently. Specialized in Unity game development for 2D, 3D, mobile, PC, and multiplayer games. Whether you need a fast prototype, a complete game, gameplay systems, UI implementation, performance optimization, or multiplayer features. · Unity 2D & 3D Game Development · Gameplay Programming · Game UI/UX Design · 3D Modeling & Asset Integration · Multiplayer Development with Mirror and Photon · Prototyping and MVP Development · Bug Fixing and Performance Optimization · Unit Testing, Integration Testing, and System Testing Strong eye for design and always focus on clean gameplay, smooth user experience, stable performance, and high product quality. Wrote maintainable code and use proper testing methods to make sure the final product is reliable and ready for users. Let’s build something great together. 2. AI systems. Built AI agents, chatbots, and intelligent assistants for businesses of all sizes. My clients range from early-stage startups to established enterprises. - What I can build for you: Created custom AI solutions that solve real business problems. - Recent projects: · RAG-powered AI assistant for a telehealth platform · Call analysis system that evaluates conversations using 40+ metrics · Medical record processing agent using LLMs · Sales automation agent for real estate teams · AI assistant that helps nurses with patient care · Document analysis software for financial analysts (handles multiple file formats) · Voice-enabled AI avatars for medical training - What I offer: · Custom RAG systems built with your data · AI integration into your existing products · Strategic guidance on AI implementation · End-to-end development and deployment - Technical stack: · LLMs: OpenAI (GPT 3.5, GPT 4, Whisper AI), Anthropic (Claude), DeepSeek, open-source models (Mistral, Llama 3) · AI tools: LlamaIndex, Langchain, Prompt Engineering, Vector databases (Pinecone, Qdrant, Chroma DB), Agents (AutoGPT, Autogen) · Deployment: Azure, AWS, Docker, Web apps, Chatbot platforms Let's discuss your project and find the right AI solution for your business.

🇺🇸Las Vegas, United States$65/hr100% JSS4.96 (36)Since Jun 2017

Earnings and projects

MRR
$1.6k

Last 6 months ÷ 6

World#29,028 / 412k
🇺🇸Country#5,818 / 62.1k
Revenue, last 30 days
$508

Last 6 months: $9.8k

World#62,379 / 412k
🇺🇸Country#8,262 / 62.1k
Total earnings
$242k

Billed in all: $246k

World#11,339 / 412k
🇺🇸Country#2,932 / 62.1k
Per project
$6k

$9.8k in the last 6 months

World#28,585 / 412k
🇺🇸Country#4,708 / 62.1k
Projects, last 6 months
1
100% fixed0% hourly
World#128,092 / 412k
🇺🇸Country#16,472 / 62.1k
Projects in all
40

Across 46 contracts

59% fixed41% hourly
World#75,668 / 412k
🇺🇸Country#11,445 / 62.1k

Earnings, last 30 days

$246k+$508 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$245.5k$246.0k$246.5kOct 8Oct 23Nov 7

Skill rankings: Top 9% in Python

Ranked by MRR among everyone on Upwork with the skill.

  1. #85AI Model Development558 freelancers · 🇺🇸 #10Top 15%
  2. #101Conversational AI782 freelancers · 🇺🇸 #14Top 13%
  3. #274LLM Prompt Engineering2,457 freelancers · 🇺🇸 #43Top 11%
  4. #513LangChain3,821 freelancers · 🇺🇸 #55Top 13%
  5. #560Retrieval Augmented Generation3,618 freelancers · 🇺🇸 #86Top 15%
  6. #653Generative AI5,038 freelancers · 🇺🇸 #95Top 13%
  7. #769AI Chatbot6,841 freelancers · 🇺🇸 #96Top 11%
  8. #776AI App Development4,708 freelancers · 🇺🇸 #102Top 16%