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I am ready to take a theta-based trading idea from whiteboard to production and need a Web3 full-stack partner to carry the build end-to-end. The core features are already defined: real-time trading data flowing into the interface and automated trading algorithms executing on-chain. Everything will run on the Theta blockchain, so familiarity with Theta SDK, solidity-style smart contracts, and its RPC infrastructure is essential. Authentication will be wallet-based (e.g., WalletConnect or a custom Theta wallet integration) so users can sign transactions directly without traditional log-ins. Here is what I expect to see completed: • Responsive front-end (React/TypeScript preferred) that streams live market data and presents intuitive trade controls. • Smart contracts on Theta handling order execution, strategy logic, and portfolio tracking. • A lightweight Node/Go back-end that aggregates data feeds, triggers the algorithms, and logs trade history. • Secure wallet integration, unit tests, and an admin dashboard for parameter tuning. • CI/CD pipeline, documentation, and deployment to mainnet. Acceptance criteria: successful round-trip trade on Theta mainnet using the automated strategy, portfolio balances updating in real time, and 90%+ unit-test coverage on contracts. If you have previously shipped production Web3 apps and can handle both on-chain logic and off-chain infrastructure, let’s get this platform live.
Projekt-ID: 40354958
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58 Freelancer bieten im Durchschnitt £64 GBP/Stunde für diesen Auftrag

Hi, This is Elias from Miami. I checked your project description and understand you want to take a theta-based trading concept from defined requirements to a production-ready Web3 platform, with live market data on the frontend, automated on-chain execution on Theta, wallet-based authentication, and an admin layer for tuning and monitoring. The goal is to build the full system end-to-end so trades can execute on Theta mainnet reliably while balances, history, and strategy state stay in sync in real time. My approach would be to structure this as three connected layers: a React/TypeScript trading interface, Theta smart contracts for execution and portfolio logic, and a lightweight backend for feed aggregation, automation triggers, and audit logging, all wrapped with testing and CI/CD from the start. I have a few questions to get a better understanding: Q1 – Is your automated strategy already fully defined at the execution-rule level, or should the first phase include formalizing the off-chain/on-chain split for that logic? Q2 – Do you want the smart contracts to manage only order execution and portfolio state, or should parts of the strategy decision-making also live on-chain? Q3 – For live market data, are you already using a specific Theta-compatible data source or oracle/feed provider, or should that be part of the architecture design? Looking forward to hearing from you.
£27 GBP in 40 Tagen
7,7
7,7

With over a decade of experience in full-stack architecture and high-scale systems, I understand your goal to build a Theta Web3 trading platform from concept to a live, functional product. My background in delivering high-performance solutions for over 1 million users and handling complex FinTech systems directly aligns with the challenges of your project. For strategic insight, ensuring scalability and security in a Web3 platform is crucial. Leveraging my expertise in Theta SDK, smart contracts, and RPC infrastructure, I have successfully built and scaled blockchain applications, including real-time data processing and automated trading algorithms. In one notable project, I developed a Telegram Mini App serving over 1 million users, showcasing my ability to handle high complexity and scale. To discuss the roadmap for your Theta Web3 trading platform further, please feel free to message me. Let's collaborate to bring your vision to life. Total Bid: $28.8, Period: 15 days
£28,80 GBP in 15 Tagen
7,3
7,3

Dear , We carefully studied the description of your project and we can confirm that we understand your needs and are also interested in your project. Our team has the necessary resources to start your project as soon as possible and complete it in a very short time. We are 25 years in this business and our technical specialists have strong experience in Node.js, Blockchain, Full Stack Development, Portfolio Management, Solidity, Smart Contracts, API Development, CI/CD and other technologies relevant to your project. Please, review our profile https://www.freelancer.com/u/tangramua where you can find detailed information about our company, our portfolio, and the client's recent reviews. Please contact us via Freelancer Chat to discuss your project in details. Best regards, Sales department Tangram Canada Inc.
£25 GBP in 5 Tagen
6,7
6,7

With my extensive experience in the blockchain industry and specialization in building secure, scalable trading platforms, I am confident that I am the perfect match for your Theta Web3 Trading Platform project. I have a track record of launching successful crypto projects, including ERC, BNB, and SOL based coins and tokens, as well as decentralized and centralized exchanges. My proficiency with Ethereum, Solana, Polygon, and Bitcoin Core ensures that I'm up-to-date with the latest developments in the cryptocurrency space and well-versed in delivering robust solutions tailored to specific blockchain ecosystems. I have a profound understanding of Theta SDK, solid-style smart contracts, and its RPC infrastructure which are fundamental to your project's success. Moreover, my skillset also includes Node.js – an asset when it comes to aggregating data feeds and handling off-chain infrastructure. I build responsive front-end using React/TypeScript, enabling a seamless user experience with live market data streams and intuitive trade controls.
£27 GBP in 40 Tagen
6,4
6,4

Hello, I can help bring your Theta-based trading platform from concept to production with a full-stack approach. I have experience building responsive React/TypeScript front-ends that stream live data and integrating wallet-based authentication for seamless user transactions. On the back end, I am comfortable working with Node.js and Go for data aggregation, algorithm execution, and maintaining trade logs. I also have expertise in developing and deploying Solidity smart contracts on blockchains like Theta, including writing automated strategies, portfolio tracking features, and strong unit test coverage for reliability. I am confident in setting up CI/CD pipelines and creating admin dashboards for control and tuning. Thanks, Teo
£18 GBP in 32 Tagen
5,6
5,6

Hello!, I am a Florida-based senior software engineer with extensive experience in full-stack development, particularly in Node.js and blockchain technologies. I've carefully reviewed your project description for the Theta Web3 Trading Platform and I'm excited about the potential of bringing your idea from whiteboard to production. With over 15 years in the industry, I specialize in building robust systems that work effectively in the real world. My experience includes developing smart contracts and APIs, which are critical for your project. I understand the importance of a seamless trading experience and I believe I can deliver a solution that not only meets your expectations but exceeds them. To better understand your vision, could you please clarify the following questions to help me better understand the project? 1. What specific features are you envisioning for the trading platform? 2. Do you have a preferred technology stack for the backend development? 3. What is your timeline for launching the platform? I propose starting with a detailed planning phase to refine your requirements, followed by an agile development process to ensure quick iterations and feedback. Let’s connect and discuss how I can help turn your trading idea into a successful reality. -James
£36 GBP in 30 Tagen
5,3
5,3

Hello, I’m excited to help take your theta-based trading platform from concept to production. I have strong experience building Web3 applications end to end, including smart contracts, real-time data systems, and secure wallet integrations. I can deliver a responsive React and TypeScript frontend, Theta-based contract logic for automated strategies, and a reliable backend in Node or Go to handle data feeds and execution. My focus is on secure, testable code with high coverage, smooth wallet-based authentication, and real-time portfolio updates, along with CI/CD and mainnet deployment to ensure a production-ready system.
£27 GBP in 40 Tagen
4,6
4,6

Hello, I will build the full Theta trading platform React/TypeScript front-end streaming live market data with trade controls, Solidity smart contracts on Theta handling order execution, strategy logic, and portfolio tracking, a Node.js backend aggregating data feeds and triggering the algorithms, and wallet-based auth via WalletConnect. Admin dashboard, CI/CD pipeline, and mainnet deployment included. For the automated trading contracts, I will implement off-chain signal computation with on-chain settlement only at execution time. Running the full algorithm logic on-chain would burn excessive gas on every price tick — computing signals off-chain and submitting only the final trade transactions keeps costs predictable while the on-chain contract verifies parameters and executes atomically. Questions: 1) Are you targeting Theta mainnet directly or the Theta Metachain for lower-latency execution? 2) Which data feeds should the platform consume — specific DEX pairs, centralized exchange APIs, or both? 3) Do you have the smart contract strategy logic defined, or is the strategy design part of this scope? Looking forward to discussing further.
£22 GBP in 40 Tagen
3,8
3,8

You want a full Theta-based Web3 trading platform going live, from front-end to smart contracts, with real-time data and automated strategies running on-chain. I’ve helped build similar trading apps on EVM-compatible chains where real-time order books and auto-trading algorithms needed tight sync between smart contracts and backend services. For example, one project had wallet-based login with WalletConnect and live trade execution, so I’m familiar with the flow you described. A quick thought: Do you plan to rely solely on Theta’s RPC for live market data, or will you integrate additional external feeds to ensure robust, low-latency streams? Also, how complex are your on-chain strategy algorithms—should we expect gas optimization challenges in Solidity-style contracts? Given your acceptance criteria, I’ll prioritize thorough unit tests and a clear CI/CD setup to make mainnet deployment smooth and predictable. I’ll keep the front-end responsive with React/TypeScript and secure wallet integrations. The backend will be lightweight to manage data aggregation and algorithm triggers without bottlenecks. Ready to discuss the details and start building your Theta trading platform right away.
£27 GBP in 7 Tagen
2,9
2,9

Hi There Projects like this usually fail when the front end, wallet flow, live data layer, and on-chain state are designed separately instead of as one coordinated system. I can build a Theta-based Web3 platform with a responsive React and TypeScript interface, secure wallet integration, real-time market data streaming, portfolio tracking, admin controls, and a clean backend for feed aggregation, logging, and parameter management, while keeping the architecture production-ready. My focus would be on reliable RPC integration, strong test coverage, scalable infrastructure, and a smooth user experience so the platform is usable from day one and maintainable as it grows. Do you want the first release centered on live analytics and portfolio tracking only, or should it also include a strategy simulator for testing signals before any execution layer is considered? best regards Waqas A.
£27 GBP in 40 Tagen
3,0
3,0

Hello, I understand you want to take your theta based trading idea from concept to a production ready Web3 platform on the Theta Network with real time data, automated execution, and secure wallet driven interactions. With over 14 years of experience and strong exposure to Web3 systems, I can build this end to end with a clean separation of on chain and off chain components. Approach I will develop a React and TypeScript frontend with real time data streaming and intuitive trading controls. Wallet based authentication will be handled via WalletConnect or native Theta wallet integration, enabling seamless transaction signing. On chain, I will design smart contracts aligned with Theta architecture to manage order execution, trading logic, and portfolio state with strong emphasis on security, gas efficiency, and test coverage. The backend will be built using Node.js or Go to aggregate market data, trigger strategies, and maintain trade logs. It will interact with Theta RPC endpoints for reliable execution and synchronization. Key Deliverables Full responsive frontend with live data Smart contracts with 90 percent plus test coverage Backend services for orchestration and logging Admin dashboard for strategy tuning CI CD pipeline and mainnet deployment Complete documentation I would be happy to review your strategy logic and start building. Thanks Arun
£22 GBP in 24 Tagen
2,7
2,7

Having expertly navigated API Development for more than two decades, I fully understand the intricacies of developing a Web3-based trading platform like yours. My array of programming languages, including the languages relevant to Theta Blockchain such as JavaScript and Dart, ensures that I am well-versed in crafting necessary functionalities with Seamless connectivity across different parts of your application. Moreover, my proficiencies in Django and FastAPI dovetail nicely with your quest for a lightweight backend solution to aggregate data feeds, trigger algorithms, and log trade history. When it comes to the frontend, I’ve mastered both React and TypeScripts alongside Vue.js - all the right tools needed to bring your data-heavy interface with real-time trading features to life. My top priority in every project is always to deliver high-quality results. By incorporating my vast experience in AI & Machine Learning, I’ll implement robust systems capable of generating and analyzing data streams effectively to drive accurate decision-making. The unit-test coverage requirement won't be an issue either; I have cultivated a steadfast commitment to quality throughout my career.
£20 GBP in 40 Tagen
2,7
2,7

Hi, I would like to grab this opportunity and will work till you get 100% satisfied with my work. I just applied after read your job posting carefully and I believe that I am good fit to your project. I'm a serious bidder. I will satisfy you with my high skills! I am an expert which have 8+ years of experience on Node.js, Blockchain, Full Stack Development, Portfolio Management, Solidity, Smart Contracts, API Development, CI/CD I will work on your project hard with full time. I am looking forward to meet you to discuss the further detail about this project. Looking forward to hearing from you. Thank You
£30 GBP in 40 Tagen
0,0
0,0

Having successfully completed numerous projects ranging from API development to full business platforms, I strongly believe I am the perfect fit for your Theta Web3 Trading Platform. I understand the significance of architecting clean, maintainable code and creating a future-ready infrastructure for applications which are crucial in this case. My deep understanding of React/TypeScript and experience building responsive front-ends that unite real-time market data with intuitive trade controls gives me an edge in delivering an exceptional user experience. Additionally, my proficiency with Theta SDK, solidity-style smart contracts,and its RPC infrastructure makes me well-prepared to manage the core aspects of your platform. Frame-by-frame, I will ensure that every aspect of your project is carried out to perfection – from aggregating data feeds to triggering algorithms and portfolio tracking. My track record of keeping clients happy by delivering what was agreed upon, along with my clear and effective communication skills will undoubtedly facilitate our workflow. Most importantly, I am not just a coder - I am someone who thinks in terms of business outcomes. Granting me this opportunity means gaining a developer who isn’t interested in overengineering or confusion but instead is concerned about building a reliable, scalable software that can serve as the backbone of your trading idea.
£27 GBP in 40 Tagen
0,1
0,1

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