
Closed
Posted
Paid on delivery
I'm in need of a skilled developer to create a comprehensive crypto wallet that supports multiple platforms: Mobile, Web, Desktop, and a dedicated App. The desktop version should incorporate the following features: - Multi-currency support: The wallet should be able to handle various cryptocurrencies. - Transaction history: Users should be able to view their past transactions. - Two-factor authentication: Security is paramount, so this feature is necessary to enhance user account protection. In terms of security, I am aiming for a high-level, robust system. This includes implementing Multi-signature support, which will require multiple keys to authorize a transaction. This adds an extra layer of protection against unauthorized access. Ideal candidates for this project should have: - Proven experience in developing cross-platform applications, specifically crypto wallets. - In-depth knowledge of blockchain technology and cryptocurrencies. - Expertise in implementing high-level security measures in applications. - Ability to design user-friendly interfaces for complex functionalities.
Project ID: 38849064
55 proposals
Remote project
Active 1 yr ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
55 freelancers are bidding on average $1,234 USD for this job

Hi, I hope you’re doing well, I am experienced App Developer, I am an expert mobile programmer with skills including Cryptography, Firewall and Mobile App Development. After carefully reviewing your project description, I am confident that I can help you to complete this project to your full satisfaction. I would like to have a brief conversation to discuss the details of your project as soon as possible. I look forward to working with you on this project.. I will work till you are 100% satisfied with my work , can we talk? Regards: Waqas
$1,125 USD in 7 days
7.2
7.2

Hello There, As an experienced and versatile developer with a particular focus on blockchain technologies, I am excited about the opportunity to bring your vision for a comprehensive multi-platform crypto wallet to life. With a decade of experience backed by expertise in Ethereum, Binance Smart Chain, Polygon, Tron, and many more; I've gained in-depth knowledge of blockchain technology and cryptocurrencies to develop robust and secure applications. My proficiency in Native and Hybrid app development (with Flutter and React Native) for Android & iOS aligns perfectly with your need for a comprehensive cross-platform solution. Moreover, my understanding of Solidity, Rust, Truffle framework, JavaScript and current security best practices positions me well to implement the necessary high-level safety measures your project mandates. Added to that, I bring user-centric design thinking to complex functionalities such as multi-currency support and transaction history- so your interface will be as sleek and intuitive as it is secure. By leveraging my core competencies in NFT Marketplaces, Smart Contract Development and Blockchain Development- I guarantee not just a functional product but one that offers end-users a seamless efficiency wrapped in maximum security. Thank you for considering my bid. Rahul B.
$1,555 USD in 12 days
6.8
6.8

Hello, Having worked with blockchain technology for more than 8 years, my area of expertise is creating innovative, scalable, and safe blockchain-based applications that meet your objectives. I have extensive expertise in Solidity, Rust, and smart contract development, and I have worked on a variety of platforms, such as the Solana, Cardano, Ethereum, and Web3 ecosystems. How I Can Make Your Project Better: 1. Personalized Smart Contracts: Creating effective, safe, and optimized contracts on Cardano, Solana, and Ethereum. 2. Web3 Integration: The smooth integration of user wallets such as MetaMask, WalletConnect, and Trust Wallet with decentralized apps (DApps). 3. Blockchain Cross-Platform Solutions: Proficiency in developing solutions that function with various blockchain networks. 4. Tokenomics Expertise: Developing and deploying unique tokens (SPL, ERC20) with sophisticated governance, staking, and vesting mechanisms. 5. High-Performance Development: Solidity for Ethereum's strong ecosystem and Rust for Solana's quick, inexpensive transactions. 6. End-to-End Delivery: I guarantee full support, including testing, deployment, and post-launch optimization, from conception to launch. I offer both technical depth and a results-driven approach, having successfully completed projects in DeFi, NFT marketplaces, Web3 gaming, and blockchain-based banking. Let's discuss the your idea in greater detail using my technical expertise. Best regards, Man
$1,125 USD in 7 days
7.2
7.2

Hi there, I can develop a robust cross-platform crypto wallet that ensures multi-currency support, transaction history tracking, and top-tier security, including two-factor authentication and multi-signature functionality. With extensive experience in blockchain technology and secure application development, I’ll deliver a wallet that meets your requirements across mobile, web, desktop, and a dedicated app. The wallet will feature a seamless, user-friendly interface to simplify complex functionalities. Multi-currency support will be designed for scalability, allowing easy addition of new cryptocurrencies as needed. Security will be a top priority, with encrypted keys, multi-signature authentication, and protection against unauthorized access through advanced cryptographic protocols. Would you like the wallet to integrate with popular DeFi platforms or include staking capabilities for supported currencies? Let’s connect to discuss your vision further and outline the project’s technical roadmap.
$1,000 USD in 23 days
6.7
6.7

Hello, I HAVE MADE SIMILAR WALLET APP AND I CAN SHOW YOU I have over 8 years of experience in developing secure, cross-platform applications, I’m well-equipped to build a comprehensive crypto wallet that supports mobile, web, desktop, and app versions. My expertise includes multi-currency support, transaction history, and implementing advanced security features like multi-signature and two-factor authentication. I have a strong understanding of blockchain technology, and I’m confident in designing intuitive interfaces for complex functionalities while ensuring a high level of security and user protection. I’m committed to delivering a robust and seamless experience for all platforms. Lets chat so that I can better understand the technical aspects of the project. Anurag
$1,125 USD in 7 days
6.5
6.5

Hello, I am excited about the opportunity to develop a robust and secure cross-platform crypto wallet tailored to your requirements. With over 7 years of experience in building seamless applications for Mobile, Web, Desktop, and dedicated platforms using frameworks like Flutter, React Native, and Ionic. I specialize in creating user-friendly solutions for complex functionalities. My expertise in blockchain technology and cryptocurrency ensures the wallet will support multi-currency transactions, transaction history tracking, and high-level security measures, including multi-signature support and two-factor authentication. By focusing on robust backend systems and intuitive UI design, I will ensure your wallet is both secure and easy to use across all platforms. Let’s connect to discuss how we can bring your vision to life efficiently and effectively. Thanks, Siya Technology
$750 USD in 7 days
6.2
6.2

Two technical questions based on the project description: 1. Will the crypto wallet need to integrate with any specific blockchain networks, or should it be designed to support a wide range of cryptocurrencies? 2. How do you envision the user authentication process for the multi-signature support feature in order to ensure optimal security? Warm Regards, Chirag
$1,390 USD in 28 days
5.3
5.3

I am very glad to get this opportunity to bid for your project. I have just read your requirements carefully and I am sure I can give you greatest result. I am very much interested in working with you as skill sets mentioned are exactly matched with mine. I have more than 12+ years of experience in Website Design and develop (PHP,Laraval, Ci3, ci4 , wordpress,api ). If you hire me, I'll do my best for you and you'll get a good result. I guarantee this with my high skill and experience. I want to discuss with you more details. I’ll do my best to finish all your projects perfectly within your requirements and deadlines. Waiting for your reply... Thank you chandan kandar
$750 USD in 10 days
5.1
5.1

Hi Ali O. I am Leo Yeung from Hong Kong who has over 8 years of experience in Software development. I'm really pumped about this opportunity! I have checked your job description for Cross-Platform Crypto Wallet Development. I recently led a project with similar challenges and nailed it. I am very proficient in Mobile App Development, Cryptography and Firewall, and I'm ready to bring my skills and energy to your project. I can deliver you 100 % satisfied result within your deadline. I would be delighted to have a brief chat to discuss the project further. Thank you for considering me for this opportunity, and I look forward to working together with you on this project. Let's achieve your goal together! Best regards, Leo Yeung
$1,200 USD in 10 days
4.6
4.6

Drawing from my 7 years of experience as a standout Flutter app and web developer, I am extremely equipped to handle the challenges and complexities involved in creating your cross-platform crypto wallet. My expertise within your defined parameters is vast, covering building responsive user interfaces, organizing databases efficiently, and most importantly, understanding and implementing high-level security measures. What sets me apart from other developers is not just my knowledge of developing for multiple platforms, but specifically my proficiency in crafting crypto wallets. I have deep-rooted experience with the Flutter framework and an extensive understanding of blockchain technology and cryptocurrencies. For instance, I'm well aware that one weak layer of security can sabotage an entire platform, so I design my systems thoroughly and rigorously test them for vulnerabilities. My commitment to your project will extend beyond its launch, since seamless maintenance guarda the longevity of any app. With my skills in mobile app and website development, your crypto wallet will be nothing short of excellent. So let's partner up; together, we can create a cryptocurrency wallet that is secure and accessible to users on all platforms.
$1,125 USD in 7 days
4.8
4.8

With over 9 years of experience in cross-platform app development, I assure you to deliver a fantastic Crypto Wallet that meets your diversified platform requirements. I bring in-depth knowledge of blockchain technology and cryptocurrencies to the table, ensuring robust security for your users' transactions. In line with your need for multi-currency support and transaction history, I can assure you that my familiarity with these features will provide the efficiency and ease of use you desire. One thing I really emphasize on is security. Your crypto wallet would not only incorporate robust two-factor authentication, but also be fortified with multi-signature support for additional protection. Your peace of mind matters to me. Let's talk more about your vision! Regards, Ashish
$750 USD in 11 days
4.1
4.1

Hello, I'm Dinesh Kumawat, Working last 14 years on different different platform, build lots of startup with day night hard work and I'm committed to delivering high-quality work that guarantees 100% satisfaction. Your success is my priority, and I understand that the quality of my work directly impacts your achievements. I aim to build long-term client relationships based on trust and excellence. My expertise extends to various domains, including web and app development, and I offer a wide range of services to clients globally. Here's an overview of my skills: Web & App Development: JavaScript PHP MySQL WordPress Magento CodeIgniter Shopify .NET Flutter Development FoxPro I possess in-depth knowledge of all frameworks and software design and development methodologies. This extensive skill set allows me to cater to diverse project requirements and deliver tailored solutions. My commitment to you is that your project will be completed on time and within budget, with no surprises along the way. I am dedicated to ensuring 100% client satisfaction, and my ultimate goal is to establish long-lasting relationships with clients like you. If you're seeking a reliable partner for your web and app development, Shopify, .NET, Flutter development, FoxPro, or third-party API integration needs, I'm here to serve you. Let's collaborate to achieve your goals and exceed your expectations. Dinesh Kumawat
$1,125 USD in 7 days
4.0
4.0

Hello As an experienced cross-platform application developer, I believe I am the ideal candidate for your crypto wallet project. My technical skills in JavaScript, TypeScript, HTML/CSS, Java/Kotlin (for Android), and Swift (for iOS) align perfectly with your requirement for multi-platform compatibility. Moreover, my command of frameworks like React Native and backend technologies such as Node.js give me the ability to create a comprehensive wallet system that works seamlessly across devices. Understanding the complexity and sensitivity of the crypto world, I have dedicated considerable time and effort to educating myself on blockchain technology and cryptocurrencies. This knowledge combined with my experience in building secure applications will enable me to provide the high-level robustness you seek for your wallet. Additionally, I am well-versed in various methods of security measures including Two-factor authentication and Multi-signature support that are crucial for safeguarding users' assets. Thanks
$1,125 USD in 7 days
3.6
3.6

Hello, With over 9 years of experience in mobile app development, I can help you create a Cross-Platform Crypto Wallet for mobile, web, desktop, and a dedicated app. The wallet will support multiple cryptocurrencies, provide transaction history, and include two-factor authentication for enhanced security. A key feature will be multi-signature support, requiring multiple keys for transaction authorization to prevent unauthorized access. I will ensure the app is secure, user-friendly, and robust across all platforms, leveraging my expertise in blockchain technology and security to design a seamless experience with high-level protection. Hit me up! Thanks, Shipra
$750 USD in 7 days
4.5
4.5

Hello Ali O., I am Maryam Abbas, a Mobile App Development expert with 4 years of experience. I have carefully reviewed your requirements for the Cross-Platform Crypto Wallet Development project. To ensure a successful project delivery, I plan to utilize my extensive experience in developing cross-platform applications, particularly crypto wallets. I will implement multi-currency support, transaction history viewing, and two-factor authentication for enhanced security. Moreover, I will integrate multi-signature support to fortify the system against unauthorized access. With a track record of successful projects and positive client feedback over the past 4 years, I am confident in my ability to meet your expectations. Please review my portfolio https://www.freelancer.pk/u/maryam951 and let's discuss your project in detail. Best regards, Maryam Abbas
$750 USD in 10 days
3.4
3.4

Hi ! Ali O. I have to say, this job post really stuck out to me – I’m a perfect fit for this project-Cross-Platform Crypto Wallet Development. I have carefully reviewed your project requirements and I am confident that my expertise and experience make me the perfect fit for this job. I am looking forward to discussing further details with you. Thank you for considering my services.
$1,000 USD in 7 days
2.2
2.2

Hello, I can develop a comprehensive, cross-platform crypto wallet that meets your requirements for Mobile, Web, Desktop, and a dedicated App. The wallet will include multi-currency support, a detailed transaction history, and robust security measures like Two-Factor Authentication (2FA) and Multi-signature support to safeguard transactions and accounts. I will design a user-friendly interface to simplify navigation, even for complex functionalities, ensuring a seamless user experience. With extensive experience in building crypto wallets and implementing advanced security systems, I will ensure the wallet adheres to high industry standards. The solution will be tailored to provide a secure, efficient, and feature-rich platform that is accessible on all your desired platforms. Best regards, Iman D.
$1,200 USD in 10 days
2.4
2.4

Dear Hiring Manager, I am a seasoned developer with a strong background in creating cross-platform applications, particularly in the realm of crypto wallets. With a keen understanding of blockchain technology and cryptocurrencies, I am well-equipped to deliver a secure and user-friendly solution for your project. My experience includes implementing high-level security measures, such as Multi-signature support, to ensure the safety of user accounts and transactions. I am confident in my ability to design intuitive interfaces that make complex functionalities easily accessible to users. I am excited about the opportunity to collaborate on this project and contribute my expertise to the development of a comprehensive crypto wallet across multiple platforms. Thank you for considering my proposal. Best regards,
$1,500 USD in 7 days
0.0
0.0

Hello there Ali O., Good morning! I am an expert mobile programmer with skills including Cryptography, Firewall and Mobile App Development. After carefully reviewing your project description, I am confident that I can help you to complete this project to your full satisfaction. I have completed similar projects in the past. I would like to have a brief conversation to discuss the details of your project as soon as possible. I look forward to working with you on this project. Please send a message to discuss more regarding this project. Thank you very much.
$750 USD in 2 days
0.0
0.0

As a seasoned cybersecurity professional and an ardent advocate for cryptocurrencies, I am extremely excited about the possibility of working on this project. Over the past decade, I've honed my skills in areas such as Certified Ethical Hacking, Cryptocurrency & Cryptography, Firewall implementations, Digital Forensics, and Recovery - all directly applicable to your Crypto Wallet project. My bona fide expertise lies in securing complex systems and developing resilient architectures just like the one you're envisioning. One thing that distinguishes me from others is my ability to communicate effectively with both technical and non-technical stakeholders. I understand that building a wallet means undertaking two critical fronts; ensuring fool-proof security while maintaining an easily understandable user interface. In conclusion, the depth of my knowledge in blockchain technology, my proven experience in developing cross-platform applications specifically crypto wallets using technologies such as Python app, Ruby on Rails web app, Magenta mobile app amongst others would be invaluable to your project. Together let's build not just only a multi-currency support wallet but also implement cutting-edge features like two-factor authentication and Multi-signature support to foster trust and reinforce high-level security for the users.
$1,125 USD in 1 day
0.0
0.0

Kempten, Germany
Payment method verified
Member since Dec 2, 2024
$50-55 USD
€18-36 EUR / hour
$250-750 USD
$1500-3000 SGD
$15-25 AUD / hour
$30-250 USD
₹37500-75000 INR
₹12500-37500 INR
₹1500-12500 INR
₹1500-12500 INR
₹1500-12500 INR
₹75000-150000 INR
₹75000-150000 INR
$250-750 USD
$175-350 USD
$10-30 USD
₹12500-37500 INR
₹1500-12500 INR
€8-30 EUR
₹600-1500 INR
$10-30 USD