
Dennykop
Level 2
Senior AI Engineer
Skills

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Work experience
AI Engineer
Fiverr • Full-time
Oct 2025 - Present • 9 mos
I have been working as an AI engineer from OtterChain, U.S-based company building Agentic AI systems, AI SaaS for Business Automation Workflows. I have done building the AI Rag System with LLM and Fine tuning and I have optimized the AI performance to reply faster. Also I have done building a system with Voice recognition system and I used the openrouter, openai, groq and voyageai API services for the best performance. My best skills are the backend skills with strong experience in MongoDB, Reddis and Qdrant which are indexing more than 2-3M records in one table and I have done optimizing all the CRMs.
Blockchain, AI Full Stack Developer
Upwork • Full-time
Feb 2021 - Present • 5 yrs 5 mos
- React, Next.js with SEO - Typescript, Express, Golang and Rust - AWS, Azure and GCP - Blockchain consensus mechanisms with Cosmos - Building dApps and Bots
34 Reviews
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Rating Breakdown
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- Quality of delivery
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ryanmitchell__

United States
Denny is a great AI developer. Highly recommended. Thank you.

ayoma_ishani

United Kingdom
Denny has deep expertise in Polymarket and Kalshi, along with extensive experience building high-performance bundling bots. His technical knowledge and execution are truly impressive.

tommy_bell8

United Kingdom
Denny is a polite developer with exceptional skills. I am satisfied. Thank you.
Seller's Response

jrnola504
Repeat Client

United States

jrnola504
Repeat Client

United States
Denny straight-up smashed it with that Solidity smart contract—tight, flawless, and built like a champ to handle the token presale hustle with zero hiccups. This contract is smooth sailing from start to finish, locking in funds like Fort Knox and making the whole presale pop off like a pro hit. No cap,...
Seller's Response

