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$50 USD / hour
Flag of SERBIA
beograd, serbia
$50 USD / hour
It's currently 3:10 AM here
Joined September 4, 2021
1 Recommendation

Nikola K.

@kesicprograms192

5.0 (2 reviews)
3.3
3.3
$50 USD / hour
Flag of SERBIA
beograd, serbia
$50 USD / hour
100%
Jobs Completed
100%
On Budget
100%
On Time
N/A
Repeat Hire Rate

Senior blockchain engineer

Hi! Thanks for visiting here. My name is Nikola. I am an excellent web & blockchain developer. With 12+ years of experience, I’ve enjoyed a variety of amazing and interesting projects and tasks from clients all over the world. I am always be honest with a client about deliverables, timelines, and what works and what doesn’t. The only thing that matters to me is giving my clients the best possible result for all their needs. If you’re in the market for a new website & app (or an improved one), I’m happy to speak with you on your schedule to figure out the problem and quickly fix it. My Ability ★ Management your project from scratch to publish. ★ Marketing sense for the success the project ★ Love long-term relationship and update real time. ★ Always work on your time zone. ★ Always online to communicate anytime you want. My Skill ★ =====> Blockchain -Deeply knowledge about several blockchain standards like Ethereum, BSC and DeFi eco-system -New token deployment based on ERC20, ERC721, ERC1155, BEP20, BEP721, BEP1155 -Defi platforms for staking, yield farm, NFT marketplace & minting platform, Crypto game & launchpad to generate passive income -Trading snip bots on several DEXs like Uniswap, Pancakeswap (Front-running, Arbitrage bot) -Smart contract, Solidity, Rust, truffle/hardhat, web3.js/ether.js, bitQuery, Charting View… ★ =====> Websites & Apps -Backend : Core PHP, Laravel, CI, Node.js, Express -Frontend : Html5/CSS3, jQuery, React.js, Angular.js, Vue.js, Bootstrap -CMS: WordPress, WIX, Shopify, Django, Flask, Web2py -DB : MySQL, PostgreSQL, MongoDB, SQLite, Firebase -API : Restful API, All types of web services. -Python: AI, Scraping, BOT, Automation ★ =====> Mobile Apps Hybrid: React Native, IONIC ★ =====> Desktop Apps C++, Qt, PyQt, FileMaker
Freelancer React.js Developers Serbia

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Portfolio Items

NFT minting website on Ethereum network
Users can mint with their artworks on platform
NFT token deployment based on ERC721 and ERC1155
It's for minting by both single NFT and NFT collection
NFT minting website - powned.co
Fully-functioned NFT marketplace  on Ethereum network
NFT minting, buy & sell (auctin/bid), transfer...
NFT token  based on ERC721
Frontend development using react.js
Integration wallet(metamask) using web3.js
This  NFT platform is the marketplace where customers can buy & sell NFTs
NFT marketplace - thecheetahgang.com
Staking protocol on Ethereum blockchain network
I deployed the reward token and 5 staking pools
Fully-functioned staking platform - approve reward token, deposit, withdraw, claiming...
I developed the factory contract for the staking pools
Set cooldown for locked time of withdraw 
Set reward per block monthly
Set APR & TVL based on the token price
The other options set as the client's need.
Defi staking platform
Staking protocol on Ethereum blockchain network
I deployed the reward token and 5 staking pools
Fully-functioned staking platform - approve reward token, deposit, withdraw, claiming...
I developed the factory contract for the staking pools
Set cooldown for locked time of withdraw 
Set reward per block monthly
Set APR & TVL based on the token price
The other options set as the client's need.
Defi staking platform
Staking protocol on Ethereum blockchain network
I deployed the reward token and 5 staking pools
Fully-functioned staking platform - approve reward token, deposit, withdraw, claiming...
I developed the factory contract for the staking pools
Set cooldown for locked time of withdraw 
Set reward per block monthly
Set APR & TVL based on the token price
The other options set as the client's need.
Defi staking platform
This is the bot script for trading manually or automatically on DEXs like uniswap and pancakeswap.  I deployed the smart contract for trading between multiple token pairs on DEXs using solidity. And built the user interface using python standard library and web3.py
Trading bot
This is the bot script for trading manually or automatically on DEXs like uniswap and pancakeswap.  I deployed the smart contract for trading between multiple token pairs on DEXs using solidity. And built the user interface using python standard library and web3.py
Trading bot
This is the bot script for trading manually or automatically on DEXs like uniswap and pancakeswap.  I deployed the smart contract for trading between multiple token pairs on DEXs using solidity. And built the user interface using python standard library and web3.py
Trading bot
This is the bot script for trading manually or automatically on DEXs like uniswap and pancakeswap.  I deployed the smart contract for trading between multiple token pairs on DEXs using solidity. And built the user interface using python standard library and web3.py
Trading bot
This is the bot script for trading manually or automatically on DEXs like uniswap and pancakeswap.  I deployed the smart contract for trading between multiple token pairs on DEXs using solidity. And built the user interface using python standard library and web3.py
Trading bot
This is the bot script for trading manually or automatically on DEXs like uniswap and pancakeswap.  I deployed the smart contract for trading between multiple token pairs on DEXs using solidity. And built the user interface using python standard library and web3.py
Trading bot
Trading platform to exchange cryptocurrency like BTC, ETH… Enable to deposit and withdraw on binance smart chain. Provide suitable ways for several profitable trading. And also provide several services like cryptocurrency wallet insurance, trade cryptocurrency insurance, temporary deposits for trades and escrow system to solve the dispute
vertex.market
This project is exchange to buy and sell BTC and also easy-to-use convertor with BTC and other tokens. I made core module to buy and sell BTC through deployment smart contract for trader. And developed the easy-to-use price converter using coingecko and coinmarketcap API. After published in 2018, it's on making the more and more profits
coinbazaar.com

Reviews

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5.0
$245.00 USD
Delivered work. The code works as requested.
React.js Blockchain Ethereum Solidity
+1 more
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Flag of Dmitri S. @gekkottt
2 months ago
5.0
$200.00 USD
Nikola is very talented in blockchain dev With great project understanding and perfect results, he always makes me happy. He taught me how to build the perfect project step by step and his help is great for me. I will hire him again Highly recommended
User Avatar
Flag of Edward B. @edwardfree
3 months ago

Experience

Senior web developer

Prime Holding JSC
May 2016 - Feb 2018 (1 year, 9 months)
As a proficient full-stack developer, built several projects and experienced great opportunities to process whole steps from plan to launch perfectly

Education

Bachelor's degree

Belgrade University, Serbia 1998 - 2004
(6 years)

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Top Skills

React.js 2 Blockchain 2 Ethereum 2 Solidity 2 Smart Contracts 2

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