SparkMinds J.S.C

In the context of the blockchain technology boom, the demand for NFT marketplaces has sharply increased. Therefore, SparkMinds has decided to create an NFT Marketplace Demo to help our potential clients easily envision the features of a standard NFT Marketplace and understand how it works. Our demo will cover basic features such as user registration, NFT bidding/selling, NFT minting, notifications, and more. However, clients can develop their unique features to make their NFT marketplace more appealing to users by contacting us and sharing their ideas. We are always ready to sign a Non-Disclosure Agreement (NDA) before exchanging information!

Description

SPay is a payment application that SparkMind's team developed to help users make payments or money transfers quickly with internet access. SPay meets all your payment needs quickly, conveniently, safely, and with high information security. Furthermore, it also has some special functionalities such as payment link generation, QR scanning, and security enhancement with PCI DSS standards  

Features and Security

• User Registration, Login, and Logout   
• QR Code Payments   
• Funds Deposit and Withdrawal   
• Peer-to-Peer Money Transfers   
• Seamless Bank Integration   
• Access to Payment History   
• Convenient Payment Link Generation   
• Enhanced Security with PCI DSS Standard   
• OTP Authentication for Added Security  

Challenges

• Limited budget for the payment application development  
• Developing the app with limited human resources.  
• Tight deadline for the development (within 2 months)  

Solutions

• Utilizing the power of AI during the payment application development process  
• Using hybrid programming languages for coding  
• Utilizing third-party APIs and services for payment processing, authentication, and security enhancements  

Cost & Quality Optimization

The way we save cost and optimize quality for this project

• Building the app with reusable components (Utilizing existing libraries, frameworks, and open-source solutions helps to save time and development costs)  
• Developing the app using a Hybrid approach (Typically, for finance-related apps, prioritizing a consistent logic across iOS and Android reduces errors and cost, making the Hybrid approach the most suitable choice)  
• Utilizing third-party APIs and services (Integrating pre-built functionalities will help save coding time and shorten the development process)  

Accomplishment

The project has been completed on schedule and met all client's requirements. Through this project, the development team has also gained valuable experience to apply to similar projects in the future. 

Description

DEXWONDER is a system aimed at integrating all DEX platforms worldwide by directly connecting to their Smart Contracts. By retrieving and comparing information such as transaction fees and minimum amounts to be received when users perform swaps on different platforms, DEXWONDER enables users to quickly search and select the most optimized DEX platform for their needs. Additionally, DEXWONDER allows users to execute swaps directly on its interface to the chosen DEX platform.

Features and Security

1. Functional

• Search for DEX platforms supporting desired cryptocurrency transactions 
• Perform comparisons between different DEX platforms (transaction fees, minimum amounts to be received, etc.) 
• Support transactions with various DEX platforms quickly on a single platform 
• Support user transaction history 

2. Non-Functional

• High Performance: Auto-scaling server system ensures smooth operation with tens of thousands of concurrent users
• Web Responsive: Ensuring optimal system performance across different web platforms and devices
• User Experience: Clear warnings and prevention of transactions if the minimum amount received is significantly lower than expected, avoiding user confusion and financial losses

Solutions

• Deploying the project with a team of experienced developers in the blockchain field
• Leveraging available libraries of DEX platforms
• Providing advice/search for renowned DEX platforms

Cost & Quality Optimization

The way we save cost and optimize quality for this project:

• Utilizing existing libraries of DEX platforms. 
• Integrating DEX platforms based on networks to expedite the integration process
• Leveraging APIs from statistical websites to provide data for the system.

Accomplishment

By prioritizing the correct order of implementation, the team has successfully built an efficient system for comparing DEX platforms, satisfying customer investors, and receiving promises to continue developing the project, such as a Mobile App and Dex Trade

Description

Company Review is a web3 blog that allows employees to review their company anonymously. It provides honest and objective information about companies, helping people who intend to join the company have a more objective view of the company that they are about to work for. The special thing is that all information from company information, review content, images, and ratings are stored in a blockchain-based decentralized network, where data cannot be counterfeited or replaced.

Features and Security

• Search/lookup company information
• View company reviews and ratings
• Rate companies

Solutions

• Utilizing Smart Contracts to store information
• Dividing the token into 2 parts, content and ID
• Storing the ID in the Smart Contract and the content on IPFS for optimizing storage costs

Cost & Quality Optimization

The way we save cost and optimize quality for this project

• Utilize experience from previous projects to maximize project speed and quality.
• Use IPFS to store data for saving costs. 

Accomplishment

With knowledge from prior projects, the development team developed the Company Review web3 page in about 1 month, meeting customer requirements and receiving positive feedback.

Description

This project involves building a Mobile App for a Crypto Exchange platform based on the pre-existing API platform. The mobile app is required to have all the necessary features of a cryptocurrency exchange, including integrated candlestick charts, user face recognition, and authentication for KYC, trading, deposit, and withdrawal functionalities. Additionally, the app must ensure a high-performance architecture and meet the customer’s security requirements.

Features and Security

1. Functional

• Trading (Buy/Sell)
• FIAT Deposit/Withdrawal
• Crypto Deposit/Withdrawal
• eKYC via Mobile App
• Candlestick Chart integration
• Customer helpdesk for mobile
• And many other functions…

2. Non-Functional

• High Performance: The app operates efficiently with tens of thousands of user accesses
• Multi-device/multi-platform: Ensuring smooth operation on iOS and Android mobile and tablet devices
• Real-time device logs: Sending real-time logs from each device to Google Analytics/Sentry
• Security: Ensuring security measures such as PIN verification, biometric authentication, OTP, and other mobile app-related security rules

Solutions

• Evaluation and implementation of a Hybrid app approach
• Choosing programming languages that have libraries supporting all project requirements
• Involving experienced developers who have previously worked on crypto exchange platforms to enhance speed and quality
• Integration of Google Analytics/Sentry to identify and handle all non-API-related errors
• Implementation of specific security rules for the mobile app

Cost & Quality Optimization

The way we save cost and optimize quality for this project

• Developing the app using a Hybrid approach
• Rational division of work

Accomplishment

Within less than 3 months, the team successfully completed the app for the client, meeting the set deadlines and quality standards. This achievement serves as a foundation for future projects, as the client continues to engage SparkMinds for further collaborations.

Description

This is a project to develop a crypto exchange platform that allows users to buy and sell cryptocurrencies with full functionality such as Auto-KYC, Deposit/Withdrawal of FIAT and Crypto, Trading with a Matching Engine, and Liquidity Provider integration. Additionally, the project needs to meet the challenging security and functional standards set by the Securities and Exchange Commission (SEC) to ensure legal protection for users. 

Features and Security

1. Functional

• eKYC (Automated KYC compliant with Anti-Money Laundering regulations)
• FIAT Deposit/Withdrawal with banks
• Crypto Deposit/Withdrawal
• Support for Multiple Coins and Networks
• Trading (Buy/Sell – Full order/Partial order matching)
• Integration with Liquidity Providers
• Helpdesk Center 

2. Non-Functional

• High Performance
• Multi-Platform

3. System Security

• HMAC Authentication
• DDoS Attack Prevention
• XSS, CSRF & SSRF protection
• Encrypted data
• CloudFlare (CDN) integration
• IP Whitelist/VPN
• Secret key stored in Vault
• Multisignature cold wallets
• Hide sensitive data in logs
• Frequent security scanning with OWASP, SynkIO, and AWS Security Scans 

4. User Security

• Two-factor Authentication
• Login Throttling
• Non-guess message response
• Complexity policy for password and PIN 

Cost & Quality Optimization

The way we save cost and optimize quality for this project

• Utilizing AI in the workflow
• Automation of code review
• Proper task allocation
• Adhering to strict quality processes
• Utilizing third-party services to save costs
• Experience from previous projects