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Need a experience web3 developer to use my files for the existing launcher I had for solana tokens on Meteora launcher. This is a custom made UI launcher , and allowed me to launch meteora tokens. it had auto buy and auto sell functionalities as well. Problem is that there is something malicious in the code, i think because it used public repos, or something. I need you to make sure everythingg malicious is removed, then make sure it fully works. YOU MMUST BE EXPERIENCED WITH SOLANA DEVELOPER WORK LIKE RUST . Please show proof you can handle this kind of work as well. Im looking for someone who is 100% confident they can do this work. Need this done fast as possible also!
Project ID: 40727092
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Active 6 days ago
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98 freelancers are bidding on average $1,034 USD for this job

Hi — Elias here from Miami. I understand you're looking to enhance your existing Solana token launcher with a secure solution. The goal is to ensure smooth token launches while maintaining high security and usability. What usually matters most here is managing the complexities of blockchain integrations and ensuring the system is robust against potential vulnerabilities. A common issue in projects like this is ensuring that token management features can scale and adapt to future needs without compromising performance. My approach would involve structuring the backend to leverage Solana’s capabilities while keeping the front-end user-friendly. This means focusing on an architecture that meets your current needs and allows for easy updates and expansions. I have worked on similar blockchain projects, focusing on secure token development and deployment. This experience helps me foresee potential pitfalls and design effective, sustainable solutions. A few questions to better understand the scope: Q1 – What specific features are you looking to implement that differ from your existing launcher? Q2 – How do you envision user roles and permissions in this new system? Q3 – Are there any third-party integrations or specific security protocols you want to prioritize? Happy to discuss the details and suggest the best technical approach. Looking forward to hearing from you.
$1,200 USD in 6 days
9.1
9.1

I would begin by tracing every wallet-signing path, outbound request, dependency, and hidden build/runtime hook in your existing Meteora launcher before executing any of its code. I will isolate and remove malicious or obfuscated behavior, review the Rust/TypeScript Solana transaction flow, then restore the token launch plus auto-buy and auto-sell features against a safe devnet setup. You will receive a cleaned, working source repository with the launcher verified end-to-end in 4 days. I will specifically check for wallet-draining instructions, unauthorized key export, altered transaction destinations, remote scripts, dependency typosquatting, and environment-variable exfiltration. I will not claim past Solana work I cannot substantiate; the audit findings and corrected transaction paths will provide clear, inspectable proof of the work. Do you still have the original Meteora launcher files, including the Rust program source and frontend configuration? Muhammad Saad
$750 USD in 4 days
8.0
8.0

Hello, I can help you with "Secure Custom Solana Tokens Launcher for Meteora Tokens -- 2" as per your given project description. We can discuss more in detail during a chat conversation when you are available. I've worked on many PHP projects in recent times. So I am confident on achieving your expected Goals. Please initiate a communication thread to discuss further and start with the project. ⭐ 5.0/5 from a recent client: "A more professional version: “Excellent work! The job was completed within the committed timeline. Great quality, professionalism, and timely delivery. Highly appreciated and recommended.”" Final timeline and cost will be confirmed in chat after a complete understanding and documentation of the project expectations in detail.
$900 USD in 18 days
8.0
8.0

⭐⭐⭐⭐⭐ Fix and Enhance Your Solana Launcher for Safe Token Management ❇️ Hi My Friend, I hope you're doing well. I reviewed your project requirements and see you're looking for an experienced Web3 developer to clean up your Solana launcher. You don't need to look any further; Zohaib is here to help you! My team has completed over 50 similar projects focused on Web3 and Solana development. I will thoroughly analyze your code, remove any malicious elements, and ensure the auto-buy and auto-sell functionalities work perfectly. ➡️ Why Me? I can easily handle your Solana launcher project as I have 5 years of experience in Web3 development, specializing in Rust, smart contracts, and UI design. My expertise includes debugging, code optimization, and security audits. Additionally, I have a strong grip on blockchain technologies and can ensure your launcher is both functional and secure. ➡️ Let's have a quick chat to discuss your project in detail and I can show you samples of my previous work. I'm looking forward to discussing this with you! ➡️ Skills & Experience: ✅ Web3 Development ✅ Solana Blockchain ✅ Rust Programming ✅ Smart Contract Development ✅ UI/UX Design ✅ Code Debugging ✅ Security Audits ✅ API Integration ✅ Performance Optimization ✅ Automated Testing ✅ Version Control (Git) ✅ Problem Solving Waiting for your response! Best Regards, Zohaib
$900 USD in 2 days
8.0
8.0

Hi, Could you share access to the files for your Meteora launcher? To ensure everything is secure, I can review the code and identify any malicious components that may have been introduced, particularly from public repositories. With over 4 years of experience in Web3 development and Rust programming, I specialize in creating and debugging custom solutions for Solana projects. I’ll ensure that your auto buy and sell functionalities work perfectly while keeping your platform secure. I understand the urgency and can get this done quickly and efficiently. Let’s connect and discuss this further. Best Regards, Badar
$1,125 USD in 20 days
7.7
7.7

Your token launcher has a critical security vulnerability that could drain wallets or leak private keys during transactions. If this code touched any mainnet wallets, you need an immediate audit before deploying again. Quick questions - are you seeing unauthorized transactions in your wallet history? And did this launcher ever handle real SOL or just devnet testing? Here is the architectural approach: - RUST/SOLANA: Full code audit of program instructions, CPI calls, and signer validation to identify backdoors or malicious authority transfers. - METEORA INTEGRATION: Rebuild auto-buy/sell logic using verified Meteora SDK methods with proper slippage controls and transaction simulation before broadcast. - SECURITY HARDENING: Remove all hardcoded private keys, implement client-side signing only, and add transaction preview so users approve exact amounts before execution. I've secured 4 DeFi protocols on Solana including a DEX aggregator that processes $2M daily volume. Let's schedule a 20-minute call to review your existing code and map the remediation plan before you risk another deployment.
$1,020 USD in 30 days
6.4
6.4

Hello!⚡ The real risk in your Solana Meteora token launcher is hidden malicious code from public repos, which can compromise security and user trust. The hard part is not just removing malware but ensuring the launcher’s auto buy/sell functions remain intact and secure. I will start by auditing your existing Rust codebase for vulnerabilities and malicious snippets. Then I will sanitize and refactor the code to remove any unsafe dependencies. Next, I will test all launcher features, especially the auto buy/sell flows, on a Solana testnet. Last, I will deliver a fully cleaned, secure, and functional launcher ready for deployment. I handled a similar case where a Solana token tool had hidden backdoors from open-source libraries. I removed those and hardened the code without a full rewrite, preserving the client’s original logic. Thanks. Hassan
$900 USD in 6 days
6.5
6.5

Hello Sir, I have already worked on similar types of website and software development projects and I am confident that I can successfully handle your project. I am a full-time freelancer with **17+ years of experience** in web development, software development, automation, and API integrations. My expertise includes: * Android app development * ASP.NET C# web and software development * Python automation and web scraping (Amazon, Instagram, Facebook, Google Maps, LinkedIn, Telegram, and other custom scraping solutions) * JavaScript, jQuery, AJAX, Bootstrap, HTML5 * Microsoft SQL Server database development * Payment gateway integration * SMS, Email, Banking, Financial, and Insurance API integration * Custom automation bots and workflow automation software I focus on delivering **high-quality, scalable, and reliable solutions** with clean code and long-term support. Please contact me in private chat so we can discuss your requirements in detail. I can also show you a **demo of similar projects** I have completed. Looking forward to working with you. Thanks & Regards
$1,500 USD in 5 days
5.7
5.7

Hi, Launchers built from public repos usually hide the malicious part in one of two places: a hardcoded or exfiltrated keypair (private key posted to a webhook or RPC header), or a swapped recipient address in the buy/sell path so your SOL routes elsewhere. That's why it "works" but drains. I'd audit your files dependency by dependency, trace every place the keypair is loaded and signed with, and diff the Meteora pool/swap instructions against the real program IDs. Then I'd clean it, rebuild the auto buy/sell flow, and test on devnet before touching a funded wallet. Have you rotated the wallet the launcher used, and can you share the repo so I can check if the transfer path was tampered with?
$1,125 USD in 5 days
5.7
5.7

Hi, I understand you're seeking an experienced web3 developer to refine your custom UI launcher for Solana tokens on the Meteora platform. You mentioned that the existing launcher has auto-buy and auto-sell functionalities but contains potentially malicious code from public repositories. The key challenge here is to meticulously audit the codebase to identify and eliminate any security vulnerabilities, ensuring the integrity of your token launcher. My approach would involve conducting a thorough security assessment, prioritizing the removal of any malicious code, and implementing robust security measures to prevent future risks. With extensive experience in PHP and web development, particularly in the web3 space, I've handled similar projects where security and functionality were paramount. My background ensures a comprehensive understanding of blockchain technology and secure coding practices. Q1 – Can you provide more details on the specific functionalities you wish to retain or enhance in the launcher? Q2 – Are there any particular security protocols or standards you want to implement? Q3 – Do you have access to the original source files and any documentation related to the launcher? Looking forward to hearing from you.
$750 USD in 7 days
5.8
5.8

Hello, Having operated as a developer for over a decade and a half, I possess a robust comprehension of web and software development. This comprehensive prowess, honed across various programming languages including Java, will be crucial in resolving your malicious code situation and ensuring seamless operations for your custom meteora token launcher. Furthermore, my knowledge of Blockchain technology will prove instrumental for your specific Solana-based project. Replacing public repositories with controlled, secure versions is essential for the complete removal of malicious elements. Experienced in handling similar tasks in the past, I guarantee solidity and security to your blockchain project. As an experienced freelancer, I understand the need for quick turnarounds without compromising quality; I assure you that the optimization process of your Launcher won't take an unnecessary amount of time. Further strengthening my suitability for this project is my familiarity with Rust programming, paramount for the efficient functioning of your Solana Tokens Launcher. By cross-analyzing code line by line meticulously, I'll trace and nullify every possible malicious component. Requesting you to scrutinize my profile attesting to repeated recommendation from happy clients with 5-star ratings. Upholding client satisfaction is paramount for me, and I endeavor to ensure that every deployed solution is not just adequate but precisely tailored Thanks!
$1,250 USD in 6 days
6.0
6.0

Hi, I understand you need an experienced Solana developer to audit your existing Meteora token launcher, identify and remove malicious or unsafe code, and restore the full launcher functionality. I can review the codebase, trace dependencies and transaction logic, audit the Rust and Solana components, and fix security issues without breaking the existing auto buy and auto sell functionality. You can check my work here: https://www.freelancer.pk/u/FizzaNadeemK I’d be happy to review the files and assess the security issues.
$750 USD in 5 days
6.0
6.0

I've built and audited custom Solana token launchers with auto-trade features, so this is right in my wheelhouse. I'll review the codebase for malicious patterns, sanitize dependencies, and validate all transactions. Then I'll rebuild the UI, integrate Meteora APIs, and test auto-buy/sell flows. I'll use Rust for critical components and Solana tooling for deployment. I can start immediately. Thanks, Andrii.
$1,250 USD in 10 days
5.7
5.7

I understand you need the existing Solana token launcher cleaned of any malicious code, while preserving the auto buy/sell features and ensuring it works flawlessly. I’ve dealt with similar issues where public repo code introduced hidden vulnerabilities into custom launchers. First, I’d audit your current codebase thoroughly, focusing on Rust smart contracts and the UI interactions to isolate and remove anything suspicious. Can you share the current repo or files to check for external dependencies that might be causing concerns? Also, does your launcher rely on any third-party APIs or wallets that need verification? Once cleaned, I’ll run full tests on both the Rust backend and frontend to confirm all functions remain intact and secure. Given my experience fixing custom Solana tools with auto trading functions before, I expect to catch and remove malware quickly without breaking the system. Ready to start the audit and cleanup right away so you can resume secure launches ASAP.
$750 USD in 7 days
6.0
6.0

Hi, The custom Solana token launcher you described requires careful security validation to ensure no malicious code remains while preserving the auto buy and sell workflows. The main technical risk is validating that the launcher’s transaction orchestration and wallet interactions are secure and free from vulnerabilities. While my recent projects focus on AI-driven document intelligence and scalable backend systems, I have deep experience designing secure, modular architectures that separate ingestion, processing, and orchestration layers—principles that apply well to blockchain launcher design. I typically design systems by isolating critical transaction flows and implementing rigorous validation and fallback mechanisms to maintain reliability and security. My approach would include auditing the existing codebase, removing unsafe dependencies, and establishing robust test coverage. What will determine reliability here is a thorough security review combined with automated testing to prevent regressions in the token launch and trading features. I can start by outlining a remediation and validation plan for your launcher’s core components. Clifton
$1,200 USD in 7 days
5.9
5.9

Dear Client, I read "Secure Custom Solana Tokens Launcher for Meteora Tokens -- 2" carefully and understand you are looking for a full-stack developer who can handle both application development and AI integration. I have experience with PHP, Java, Android, Web Development and can work across the complete stack — frontend, backend, APIs, databases, authentication, third-party integrations and AI features. I can build scalable applications using modern technologies while keeping the codebase maintainable and production-ready. A few quick questions: Which AI models/APIs are you currently planning to use? Is there an existing application/codebase, or will the project be built from scratch? Thanks & Regards, Deepak
$975 USD in 14 days
5.8
5.8

Hello, I HAVE SEEN YOUR DESCRIPTION. YOU NEED A SECURE SOLANA TOKEN LAUNCHER REVIEWED, CLEANED AND RESTORED FOR METEORA. I have reviewed your requirements and can audit the existing launcher code to identify and remove malicious, hidden or unauthorized logic before restoring the required functionality. I have 10+ years of software development experience with Web3 integrations, Solana, Rust, TypeScript/Node.js, wallet transactions and blockchain-based applications. I can review the complete codebase and dependencies, trace transaction/signing flows, check for suspicious wallet addresses, hidden transfers, unsafe permissions and compromised packages, then fix the issues and validate the launcher and its existing buy/sell functionality. Working Flow: Codebase & Dependency Audit → Malicious Logic Detection → Solana/Rust Review → Secure Transaction Flow → Meteora Integration → Buy/Sell Validation → Security Testing → Deployment Please share the existing source files, repository and the current errors/behavior so I can review the code and confirm the fastest path to completion. Thanks, Invoke Tech
$1,000 USD in 7 days
5.7
5.7

==== Hi - Truong here ==== "SECURE SOLANA METEORA TOKEN LAUNCHER" - you need the existing Rust launcher cleaned of malicious code without breaking its current token-launching workflow. I’d first audit the full source and dependencies for hidden transfers, wallet/signing risks, suspicious external calls, obfuscated code, and unsafe packages. Then I’d isolate the repaired build and verify the existing Meteora integration and buy/sell logic in a controlled test environment before any production use. Can you share the current source repository and dependency files so I can identify exactly where the suspicious behavior is coming from? Looking forward to work with you.
$1,000 USD in 10 days
5.6
5.6

The specific technical risk here is the malicious code in the existing launcher, likely from public repositories, and the need to fully restore functionality after removal. I will approach this by a thorough static and dynamic code audit using tools like `cargo audit` and manual inspection for Rust code. I will build this by cleaning the existing Rust codebase, identifying and removing any insecure dependencies or injected malicious elements, and then focusing on restoring the Meteora token launch, auto-buy, and auto-sell features. I will use the official Solana SDK and ensure all transactions are properly signed and broadcast. This will result in a functional, secure custom UI launcher. I will build the core Rust backend first, then the UI. This order works because the backend logic for token launching and trading is the critical part that needs to be secure and functional before it's exposed through a UI. What is the specific version of the Solana SDK the existing code is built on? 10 reviews on Freelancer at 5.0, everything delivered on time and on the agreed price so far. I need the existing code files to start.
$765 USD in 21 days
5.3
5.3

I can audit and restore your custom Solana/Meteora token launcher, with particular attention to identifying and removing malicious or unauthorized code. My approach would include: • Reviewing the complete frontend, backend, scripts, dependencies, and deployment configuration • Tracing wallet, transaction, auto-buy, and auto-sell logic for hidden transfers, approvals, obfuscated behavior, and unsafe signer usage • Auditing Rust/Anchor programs and validating instruction accounts, authorities, PDAs, CPI calls, and upgrade controls • Replacing compromised dependencies or copied code with clean, documented implementations • Testing launches and trading workflows safely on devnet or a controlled environment before production use • Providing a clear summary of findings, fixes, and remaining security considerations I understand the need for speed, but security verification must come before live deployment. I can work directly from your existing files and focus on delivering a functional, clean, and maintainable launcher.
$1,250 USD in 6 days
5.4
5.4

Rego Park, United States
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