Kategorien durchsuchen
Entdecken
Fiverr Pro
Deutsch
$
USD
Oleh L
@olehlekh
Level 2
Delivering Decentralized Solutions, Tailored to Your Needs
Ukraine
Englisch, Ukrainisch
Über mich
I am a senior Full-Stack AI & Blockchain Engineer with extensive experience in Rust-based and EVM-based ecosystems, including Solidity and Zero-Knowledge Proof technologies. My expertise spans DeFi protocol development, smart contract auditing, and blockchain system architecture, with a proven track record of delivering secure, high-impact decentralized applications. And AI Developer specializing in OpenAI integrations, OpenClaw AI agents, n8n automation, and custom chatbot development.
Kompetenzen
Oleh L
50 $/Stunde
offline •
Durchschnittliche Antwortzeit: 1 Stunde
Meine Dienstleistungen
Dezentrale Anwendungen (dApps)
I will be blockchain developer for dapp, smart contract, presale, staking and launchpad
Trading-Bots-Entwicklung
I will build polymarket bot, pumpfun bundle launch, amm, holder bot on solana, bsc
Möchtest du auf Stundenbasis arbeiten?
Erzähle Oleh L, was du brauchst.
50 $
/
StundePortfolio
Arbeitserfahrung
Oleh Lekh
Oleh Lekh • Vollzeit
Feb 2023 - Jun 2024 • 1 yr 4 mos
Worked as a freelance blockchain developer building and deploying smart contracts and decentralized applications across multiple blockchain networks. Developed secure smart contracts, integrated Web3 functionality, and implemented DeFi features such as token contracts, liquidity pools, and trading interactions with decentralized exchanges. Collaborated with clients to design blockchain solutions, optimized contract performance, and ensured security through testing and audits.
76 Bewertungen
| (76) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Zusammensetzung der Bewertung
- Kommunikation
- Qualität der Lieferung
- Preis-Leistungs-Verhältnis der Lieferung
1–5 von 76 Bewertungen
Sortieren nach:
Am relevantesten
maboni
Südafrika
We would like to extend our sincere appreciation to Oleh for the outstanding work he has delivered. Oleh demonstrated exceptional skill, professionalism, and dedication throughout the entire process of building our smart contract. Not only did he meet the deadline, but he delivered ahead of schedule...
Hilfreich?
henry_lamb25
Wiederkehrender Kunde
Großbritannien
Oleh is a great developer and an expert in Kalshi trading bot development. He delivered the work quickly and professionally. Highly recommended!
Antwort des Freelancers
Hilfreich?
gustap_polish
Wiederkehrender Kunde
Polen
Oleh delivered a well-built OpenClaw AI agent exactly as requested. Communication was clear, and the work was completed on time. Professional and reliable—highly recommended.
Antwort des Freelancers
Hilfreich?
danielfantom430
Wiederkehrender Kunde
Italien
Oleh L's blockchain development skills are TOP-NOTCH! His work is marked by professionalism and meticulous attention to detail, really exceeding expectations. He is really expert about launchpad. Collaborating was a breeze thanks to his fluent communication and speedy responses. 🙌
Hilfreich?
jack3679
Wiederkehrender Kunde
Großbritannien
Oleh developed a profitable PumpFun bot for my project. The implementation was smooth, and everything works as expected. Great experience overall.
Hilfreich?
