Christopher G. Profile

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$60 USD / jam

astoria,

united states

$60 USD / jam

Sekarang ini 11:05 PTG di sini

Menyertai pada Julai 12, 2022

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Christopher G.

@Simplicitistudio

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(0 ulasan)

0.0

$60 USD / jam

astoria,

united states

$60 USD / jam

N/A

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Kadar Upah Semula

Senior Blockchain & Full-Stack Engineer

I am a senior software engineer who has rich experience in blockchain and web & mobile development as a full-stack engineer for 12+ years. I have developed Hybrid (Ce-FI & De-FI) Exchange and Trading (Margin & Futures) Platform from scratch as a project manager and upgraded ongoing Exchange platform with new features of Blockchain technology and AI based solution for client portfolio management and balance risk management of platform before. I have also developed Lending Platform Dapp, Insurance Dapp and Yield Farming Staking Dapp from scratch as a lead developer and solved several security problem using Openzepplin logic and several solution(Proxy, Storage, etc) and also optimize the contract using off-chain integration using Oracle. I have also developed Data yield farming Dapp from scratch as a lead developer based on Solana network using Rust and developed NFTs market place on Solana network also using Rust Substrate.

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Item Portfolio

Tech-stack: Web (React.js / Typescript + Smart Contracts / Rust / Solana)

What I do:
As a lead developer, I developed NFT marketplace smart contract using Rust on Solana network especially focusing on code & storage optimizing especially using Solana Anchor.
And I developed frontend using React.js / Typescript and integrate phantom wallet for Solana network integration and Solana Smart contract using Rust and Web3.

Blockchain Solana NFT Marketplace

Liquidity protocol that provides lending, borrowing function with liquidity provide using NFT and Oracl

Github: https://github.com/christophergroe/LiquidityPlatform
Tech-stack: Web (React.js / Redux-Saga + Web3.js + Smart Contracts / Solidity / Hardhat)
What I do:
As a lead developer, I designed the Roci FI lending platform architecture and smart contract architecture from scratch focused on security and optimization.
I suggested to use Proxy and Storage logic for smart contract security improvement and integrated openzepplin to smart contract for security logic myself.
I also took part in smart contract development with contract developers for lending platform contract and developed NFT based User wallet score generate off-chain application using Oracle myself and integrate this into lending platform.

Lending Platform

Decentralized Exchange Platform where companies registered in the Caribbean can list ERC-20 tokens.

Web: https://calahex.com

Tech-stack: Web-CeFI (React.js / Redux-Thunk + Laravel), Web-DeFI (React.js + Web3.js + Smart Contracts)

What I do:
As a lead developer, I have designed architecture & DB & UI/UX from scratch with my last experience above myself.

I have also suggested and implemented AI based financial solutions to avoid risk from high-changing price of cryptocurrency pairs.

And I have developed smart contracts for ERC-20 tokens exchange and management.

I recommended my team members (talented & well-experienced developers) on this project and lead them as a PM to archive completion of CALAHEX v1.0

Caribbean and Latin America Hybrid Cryptocurrency Exchange

Web: https://dermoi.com
Mobile(iPhone): https://apps.apple.com/us/app/dermoi-therapist/id1400669843

Tech-stack: Web (React.js / Next.js + Django + Python / Tensorflow), Mobile (React Native)

What I do:

As a full-stack developer, I have developed face feature detection engine using Python Tensorflow integrate into platform so let clients can detect their face features automatically from their image and order with correct treatment and mark-up plan.

And I upgraded ongoing platform UI into React.js / Next.js from normal bootstrap theme based UI.

Face detection based Make-up & Treatment Platform

Control and track white & black listed person and people's feature, vehicle detect with LPR, Type, Speed
Web: https://www.controltrack.com.mx/

Github: https://github.com/christophergroe/Detect_Vehicle_type_and_counting_with_livecam_Python

Tech-stack: React.js / Redux + Laravel + Python / Tensorflow - Yolo

What I do:

As a full-stack developer, I developed python engine to detect the vehicles from live camera as live streaming and counting, detecting type, calculating speed, sumarizing script and integrated this into Laravel based backend server.
And upgraded the normal HTML/JS/CSS based website into React.js based frontend and speed up, optimized the website.

Vehicle Detection Platform

Web: https://designhubz.com
Tech-stack: Web (Wordpress + Three.js + Unity)

What I do:

As a full-stack developer, I developed VR based UI for each 3D products using Three.js with the function - zoom, move, rotates and make able to change 3D product color not only entire product but also partial color as clients want.

And also developed Unity engine for AR based 3D product management.

AR & 3D model product based eCommerce store

Ulasan

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Pengalaman

Solstice

Nov 2021 - Ogo 2022 (9 bulan, 2 hari)

Social digital product marketing platform using NFT and stripe payment integration and social distribution Web(Product): https://www.solsapp.com Tech-stack: Web (React.js + Firebase + Node.js + IPFS + NFT) What I do: As a full-stack developer, I developed the NFT marketplace logic for digital product marketing using ERC1155 and Firebase for backend development using firestore.

Synesis One

Mei 2020 - Okt 2021 (1 tahun, 5 bulan)

Blockchain Data yield farming & staking platform Web(Product): https://www.kanon.exchange Tech-stack: Web (React.js / Typescript + Smart Contracts / Rust / Solana) What I do: As a lead developer, I developed data yield farming smart contract using Rust on Solana network especially focusing on code & storage optimizing. And also developed NFTs marketplace smart contract using Rust substrate.

Tesora

Sep 2018 - Apr 2020 (1 tahun, 7 bulan)

NFT Marketplace based staking management platform Web(Product): https://www.tesora.art Tech-stack: Web (React.js / Redux-Saga + Web3.js + PostgreSQL + Asp.net Core + Smart Contracts / Solidity / Hardhat / ERC1155 ) What I do: As a full-stack developer, I developed the frontend using react and backend using asp.net core integrating PostgreSQL. On backend side, I integrated SSO login flow using OpenApi and OpenId via company individual login logic.