Blockchain Developer

KOIN Network May 2024 - Present

Development of NFT marketplace infrastructure, implemented multi-chain deployments, and integration of smart contracts with Web2 systems.

Activities

Audit, test, and deploy smart contracts across various blockchain networks.
Integrate smart contracts with Node.js and REST APIs, as well as WebSocket protocols.
Collaborate on the design and development of secure and scalable blockchain solutions.

Technologies

Ethereum
Kafka
Node.js
Solidity
web3.js
ethers.js
IPFS

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Blockchain Engineer | Senior Consultant

QuadPlexs February 2023 - May 2024

Led cross-functional teams in researching, developing, and implementing scalable blockchain technologies while managing resources and overseeing operations.

Activities

Conduct research on blockchain technologies, protocols, and emerging trends.
Oversee all departments, including development, Blockchain Department, and marketing.
Design and develop efficient, secure, and scalable blockchain architectures and protocols.
Manage resource allocation in the Blockchain Department and conduct interviews for new hirings.
Serve as a Blockchain business analyst and desk technician.

Technologies

Blockchain technologies
Protocols
Node.js
REST APIs
WebSocket protocols
Scalable architecture

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Blockchain Engineer

InvoZone July 2021 - January 2023

Led strategic planning and development for blockchain projects, focusing on decentralized exchanges (DEX) and tokenization. Specialized in smart contract development and auditing.

Activities

Developed and audited smart contracts using Hardhat and Truffle frameworks.
Implemented construction staking and ensured the successful deployment of blockchain tokens.
Demonstrated expertise in IPFS and web3.js to support blockchain projects.
Conducted extensive research on blockchain technologies to inform business strategy.
Managed resources effectively to optimize project outcomes.

Technologies

Web3
Truffle
Solidity
Hardhat
IPFS
web3.js

BlueJestic

Marketplace

MintsClub

NFT Marketplace

REDGREEN1

ERC20 Token Implementation

Reetro

Project Management

Analog

Multi-Chain Ecosystem

ARISwap

Advanced ERC721 Token for Swap

Healthcare Management System (HMS)

Blockchain-Powered Secure Healthcare Data Management

Wolverinu

Enhanced ERC20 Token

Icury ERC1155

Multi-Asset Token

Artefy.io

Discover, Buy, and Sell NFTs

ADAMANTIUM

BEP-20 Token with Dex Integration

Wolverinu Staking

Maximize Your Earnings

AirDropRc31

Token Distribution Simplified

Icury

ERC20 Token Implementation

NolimitCoin

ERC20 Token Chain Migration, Deployment and Airdrop

BlueJestic

View

BlueJestic is a social media platform similar to Facebook that allows users to create profiles, share posts, like and comment on content, send friend requests, and follow users. It also includes a marketplace for buying and selling items, similar to Facebook's marketplace feature. The platform supports real-time messaging, media uploads, and secure authentication, optimized for scalability and performance.

Technologies

Web Development
MERN Stack
Firebase
React
Javascript

Swapper

GitHub View

Swapping contract with Uniswap that converts ETH to the respective tokens.

Technologies

Blockchain
Ethereum
ERC-20
Uniswap
Solidity

MintsClub

View

NFT minting site on EVM compatible blockchains, using the ERC1155 smart contract. It allows users to create a new collection, deploy the contract and mint the NFTs automatically without any developments.

Technologies

NFT Minting
MERN Stack
Blockchain
React
ERC-1155

REDGREEN1

GitHub View

RedGreen1 is an ERC20 token with a fixed supply, deployed on the Polygon mainnet, and listed on exchanges like Uniswap and Sushiswap

Technologies

Cryptocurrency
Blockchain
ERC-20
Polygon
Tokens

Reetro

View

Reetro.io is a project management tool inspired by platforms like Jira and ClickUp, providing a full-stack solution to help teams manage projects, track tasks, collaborate, and monitor progress. With a React.js frontend and Node.js backend, the platform offers features like task management, Kanban boards, sprint planning, real-time notifications, and reports. Users can assign tasks, comment, manage teams, and track time spent on tasks. Real-time collaboration and updates are enabled through WebSockets or third-party services.

Technologies

Web Development
MERN Stack
Node.js
React
Javascript

Analog

GitHub View

I've led in-depth analyses and development within a multi-chain ecosystem, focusing on Polkadot, DAOs, and DeFi. My role involves pioneering interoperable blockchain solutions, auditing NFT and smart contract security, and utilizing IPFS and web3.js. I excel in consensus building, strategic market research, and fostering innovation within my team.

Technologies

Solidity
Ethereum
Polkadot
OpenZeppelin
Hardhat
Ethers.js
web3.js
IPFS
Construction Staking
Tokenization
Distributed Ledger Technology (DLT)
Defi
Decentralized Exchanges (DEX)
Smart Contracts

ARISwap

GitHub View

ARISwap is an ERC721 token with extended functionalities for bidding and fixed price sales. The contract supports minting new NFTs, opening them for bidding, placing bids, accepting offers, and managing fixed price sales. It includes safety checks and fee mechanisms to ensure secure and fair transactions.

Technologies

Solidity
OpenZeppelin
Hardhat
Ethers.js

Healthcare Management System (HMS)

GitHub View

HMS is a decentralized healthcare management system built on Polygon L2 to securely store and manage patient records. It enables role-based access for patients, hospitals, and administrators, ensuring privacy, transparency, and immutability using smart contracts and IPFS. To enhance security and off-chain data integrity, it implements EIP-712 signature verification, allowing users to sign and verify data updates off-chain before committing them to the blockchain, reducing gas costs and ensuring trustless verification.

Technologies

Solidity
Polygon
Hardhat
Ethers.js
IPFS
OpenZeppelin

Wolverinu

GitHub View

Wolverinu is an ERC20 token featuring ownership, transaction fees, cooldown mechanisms, and Uniswap integration. The project leverages Hardhat for contract compilation, testing, and deployment.

Technologies

Solidity
OpenZeppelin
Hardhat
Uniswap

Icury ERC1155

View

Icury ERC1155 is a multi-asset token standard that supports the creation of fungible and non-fungible tokens within a single contract. The project leverages Polygon for scalability and OpenZeppelin for contract security.

Technologies

Solidity
OpenZeppelin
Polygon
Hardhat

Artefy.io

View

Artefy.io is a decentralized marketplace for NFTs, allowing users to discover, buy, and sell unique digital assets. The platform offers a seamless user experience with features like bidding, auctions, and instant purchases.

Technologies

Solidity
React
Web3.js
IPFS

ADAMANTIUM

GitHub View

ADAMANTIUM is a BEP-20 token contract with standard BEP-20 functions, transaction fees, maximum transaction limits, fee exclusions, and Dex integration for liquidity pairs. It includes ownership management and uses the SafeMath library for safe arithmetic operations.

Technologies

Solidity
Binance Smart Chain
SafeMath
PancakeSwap

Wolverinu Staking

View

Wolverinu Staking allows users to stake their ERC20 tokens and earn rewards. The contract supports multiple staking options and is built with security in mind. Users can monitor their staked assets and rewards in real-time.

Technologies

Solidity
OpenZeppelin
Hardhat
Ethers.js

AirDropRc31

GitHub View

AirDropRc31 is a contract for distributing ERC20 tokens to multiple addresses efficiently. The contract is designed for large-scale airdrops, ensuring fair and secure token distribution with minimal transaction fees.

Technologies

Solidity
BSC
Ethers.js
Hardhat

Icury

GitHub View

Icury is an ERC20 token contract designed to facilitate the creation, management, and transfer of tokens. This project includes standard ERC20 functionalities, such as minting, burning, and transferring tokens, along with additional security measures to ensure safe transactions.

Technologies

Solidity
OpenZeppelin
Truffle
Web3.js

NolimitCoin

GitHub View

NolimitCoin is a token on the Polygon network where I implemented airdrop functionality using scripting with ethers.js and JavaScript. This included migrating token holders from Binance Smart Chain (BSC) to Polygon via airdrops. The token is now listed on major exchanges such as Uniswap and Sushiswap.

Technologies

Solidity
OpenZeppelin
Hardhat
Ethers.js
Polygon

OneMint

View

OneMint.io is a platform designed to create a Mint-like NFT marketplace that allows users to mint, buy, and sell NFTs. Built using Next.js for the frontend and NestJS for backend logic, the marketplace integrates with MetaMask to handle cryptocurrency transactions. Smart contracts written in Solidity are deployed on Ethereum or Binance Smart Chain, handling the minting, transferring, and tracking of NFTs. Users can mint NFTs following ERC-721 or ERC-1155 standards, with metadata stored on decentralized storage platforms like IPFS or Filecoin.

Technologies

NFT Minting
MERN Stack
Blockchain
React
ERC-1155

Degree:

GMAT Focus

Sept-2024 Graduate Management Admission Council , USA

Degree:

Master in Computer Science

2019 - 2021 University of Agriculture, Faisalabad

Degree:

Bachelor of Education

2021 - 2022 University of Agriculture, Faisalabad

Degree:

Bachelor of Science in Computer Science

Sept 2015 - May 2019 Government College University, Faislabad

CBBF Certification

PIAIC March 2024

Successfully passed the CBBF Certification exam, demonstrating proficiency in blockchain technologies and decentralized applications.

PIAIC Test Passing Certificate

PIAIC March 2024

Awarded the Test Passing Certificate from PIAIC, reflecting a strong understanding of emerging technologies and their applications.

Best Employee Certificate

InvoZone February 2022

Honored with the Best Employee Certificate at InvoZone for outstanding performance and dedication to excellence.

Foundations of Project Management

Coursera January 2024

Completed the Foundations of Project Management course on Coursera, gaining essential skills in project planning, execution, and management.

Verify Certificate

Hello! 👋 I'm Sheeza Nazeer

Skills.

Soft skills

Technologies and tools

Experience.

Blockchain Developer

Activities

Technologies

Blockchain Engineer | Senior Consultant

Activities

Technologies

Blockchain Engineer

Activities

Technologies

Projects.

BlueJestic

Swapper

MintsClub

REDGREEN1

Reetro

Analog

ARISwap

Healthcare Management System (HMS)

Wolverinu

Icury ERC1155

Artefy.io

ADAMANTIUM

Wolverinu Staking

AirDropRc31

Icury

NolimitCoin

OneMint

BlueJestic

Technologies

Swapper

Technologies

MintsClub

Technologies

REDGREEN1

Technologies

Reetro

Technologies

Analog

Technologies

ARISwap

Technologies

Healthcare Management System (HMS)

Technologies

Wolverinu

Technologies

Icury ERC1155

Technologies

Artefy.io

Technologies

ADAMANTIUM

Technologies

Wolverinu Staking

Technologies

AirDropRc31

Technologies

Icury

Technologies

NolimitCoin

Technologies

OneMint

Technologies

Education.

GMAT Focus

Master in Computer Science

Bachelor of Education

Bachelor of Science in Computer Science

Certificates.

CBBF Certification

PIAIC Test Passing Certificate

Best Employee Certificate

Foundations of Project Management

Contact.