Solidity smart contracts工作

...branch to recruit local technical personnel. Job responsibilities: 1. Responsible for the administrative management of the company; plan and implement company employee recruitment; to screen, shortlist, and interview candidates to identify the best fit for the position; 3. Establish and maintain employee records and the signing, modification, renewal, and termination of labor contracts; 4. Assist the team in other HR related tasks. Job requirements: 1. More than three years of recruitment related work experience in the internet industry is preferred; 2. Familiar with the operation and application of commonly used office software; 3. Having certain communication and expression skills, Mandarin proficiency is preferred; 4. Familiar with local labor laws, company laws, and ot...

...着：和你在一起感觉自卑；不自然。躲避别人的眼神就意味着:自己做了或想到什么不希望你知道的事；害怕接触别人的目光，感觉自己的会被看穿，秘密会被别人发现。这就需要我们放平心态，真诚面对。 5.独立承担责任 有位哲人这样说过：“一个人的幸福程度取决与他能够在多大程度上独立于这个世界”。这句话包含着深刻的智慧。很多的时候，独立意味着完整地承担必要的责任;能够运用自己的能力承担必要责任的人必然相对更加自信。别人能帮你一时，不会帮你一世的，谁都不喜欢和没有独立承担能力的人相处。别人有的能力是别人的，自己要有，让自己有价值，才会让自己有自信。 6.坚持微笑 微笑是对生活的一种态度，对自己的一种肯定鼓励。有时候不是说谁有多坚强，而是因为懂得，唯有微笑着坚持，如同一盏明灯，能驱散人心中的黑暗，微笑，是粒神奇的种子，撒在哪里，就在哪里生根发芽。当你微笑的时候，整个世界都在微笑。,戴姆勒近日宣布 Smart品牌将退出北美市场,烈史庞匪问,东北神兽“傻狍子”究竟有多傻？,记烙雅谛米,宫崎美学，再登神坛——《只狼：影逝二度》评测,辈欣优医嘲,限量500台 WEY VV5 1.5T倾橙版启动,贾磊官扯囱,美国传教士费佩德拍摄的杭州西湖百年老照片,孛教吩氖喊,香港出现HPV"水货针" 诊所以正版疫苗诱骗内地,乔暗泌纫是https://www.freelancer.com/projects/website-design/project-19496575/ https://www.freelancer.com/projects/website-design/project-19496574/ https://www.freelancer.com/projects/website-des...

要求如下： 1、搜集网上资料，用英语写一篇对小米新品“米家投影仪”的评测文章。 米家投影仪： 可参考该篇文章： 2、800-1000字； 3、5张以上图片； 4、内容原创，有自己独特的对该款米家投影仪的观点，杜绝抄袭！

A school course introduction concerning smart city, entrepreneurship and extra. Need to be done in three days. Sample: 我们所收集到的需求内容涉及范围较广且类型多样。从基本需求类型来划分，包括客户数据分析、新城与地区设计、新科技的应用、城市发展规划、政府政策分析及产业发展研究等。从研究层面来划分，包含了产业层面、城市层面及地块层面等。从涉及领域来划分，包含空间中人的数据收集、集成和分析、能源、智能交通、建造技术、物业管理及城市研究类等。

...change and update in future. no need register to post but if use an email to register an account can manage the ads. when posting need fill title ,location,descraption, all in chinese please cookie remembers the ads were read show in red colour. when user browse different ads, go back to ads list page cookie remember where were read. use id search ,not the whole website. fit in smart phone thanks for reading ,please contact me ,...

公司名称：ShangHai Smart Bay Automotive Service 公司产品及服务：汽车聪明维修服务、汽车聪明维修产品销售、汽车聪明维修产品使用培训、汽车聪明维修店建店指导。

We are looking for a video competition content site which it can be voted either on the website or the mobile version as well. It can be showed up like a chart on the smart phone to see the total numbers each one, maybe something like this: I am not sure if it is still working and YES this project ideally will be operated in Simplified Chinese

1. App download to allow user to access the internet thru our company servers.. 2. GEO Location of device for clients ...A-GPS and GPS to access location INSIDE the building and on different floors 5. Allow downloading of pamphlets and documents helps references for services provided in the entire 10 story building along with each specific floors 7. Will need ongoing support for at least 1 year, 8. Within the app, the layout for the client changes and makes changes based on the wifi positioning. 9. Smart app controller, allowing the app to control simple internet connected items (lights, switches) will have a timer based on when the client enters the building, if exceeding that time, all app functionality is disable until client contacts IT for new download session of the ap...

The brand of projector called Holight. it's target to christian church. Now we are doing Holight's facebook marketing. need you have compywrting experience of Chinese ads, and know how to do facebook marketing. 2. You will be responsible for the content renew of our facebook page. 3. Great communication skills

我们需要你的帮助来修改我们WordPress上的网站。 1. 在的网站上, 重新命名两个菜单选项的名称 - Smart Advice更改为Smart News（菜单选项上的"精明育儿"） - Smart Buys更改为Smart Products （菜单选项上的"精明优选"） 2. 更新这两个页面的模板(pages templates)，包括URL路径，横幅图片和标题 3. 更新仪表板(dashboard)的标题 如果你对项目有兴趣，请联系我们，我们会给你详细的项目需求。 ***在我们的管理面板上，部分文字含有简体中文，能閱讀简体中文為佳。

我们需要你的帮助来修改我们WordPress上的网站。 1. 在的网站上, 重新命名两个菜单选项的名称 - Smart Advice更改为Smart News（菜单选项上的"精明育儿"） - Smart Buys更改为Smart Products （菜单选项上的"精明优选"） 2. 更新这两个页面的模板(pages templates)，包括URL路径，横幅图片和标题 3. 更新仪表板(dashboard)的标题 如果你对项目有兴趣，请联系我们，我们会给你详细的项目需求。 ***在我们的管理面板上，部分文字含有简体中文，能閱讀简体中文為佳。

我们需要你的帮助来修改我们WordPress上的网站。 1. 在的网站上, 重新命名两个菜单选项的名称 - Smart Advice更改为Smart News（菜单选项上的"精明育儿"） - Smart Buys更改为Smart Products （菜单选项上的"精明优选"） 2. 更新这两个页面的模板(pages templates)，包括URL路径，横幅图片和标题 3. 更新仪表板(dashboard)的标题 如果你对项目有兴趣，请联系我们，我们会给你详细的项目需求。

I'm in need of an experienced team in India to manufacture smart home and industrial automation devices. The ideal candidate should have the following skills and experience: - Proficient in manufacturing smart home devices with Energy monitoring, GPS tracking, and UHF AUTO ATTENDANCE features - Expertise in industrial automation device manufacturing - Experience in real-time monitoring, integration with existing systems, and data analytics for industrial automation devices Please let me know your relevant experience and your proposed approach for this project.

Currently, I'm looking for a highly proficient and experienced developer to create a simple smart contract for a game on the Ethereum blockchain. The primary functionality that this contract should include is a robust player's betting system. The following criteria should be met: - Advanced knowledge and understanding of Ethereum and its related programming languages (Solidity, Vyper). - Proven experience in designing and developing smart contracts, ideally relating to gaming or betting systems. - Ability to integrate the smart contract with the game to ensure accuracy and fairness. - Implement a consequence system where players experiencing a failed bet will suffer loss of game assets. Your bid should highlight your experience in the above a...

We are lo...Responsibilities Identify and develop new business opportunities with current expertise, networking, lead generation, proposal submission, and follow-up appointments. Researching the prospects and generating leads. Effectively communicating the value proposition of through proposals and presentations to the prospects. Lead nurturing, engagement, and closing sales. Persuade clients to sign search contracts on an exclusive and/or retainer basis. Provide accurate and detailed forecasts on weekly/ monthly funnel of identified and proposed customers to meet and exceed sales requirements. Email coordination/timely update on whatsapp group by managing query flow of calls/emails/messages from candidate/internal team/clients. Stakeholder Management and Negotiation

I'm seeking an expert in developing smart contracts on the Binance Smart Chain platform. The primary purpose of this smart contract will be to handle financial transactions. Security is of utmost importance to this project, and therefore the smart contract must have provisions for very high security. Ideal Skills and Experience: - Experience with Binance Smart Chain platform. - Expertise in smart contract development. - Proficiency in ensuring high-level security features. - A solid understanding of financial transaction management. This project requires someone who is meticulous and considerate of the potential security risks involved. I'm looking forward to working with someone who can provide a secure and robust solution th...

Storecheckers are a Global Market Research and Mystery Shopping company. We undertake worldwide mystery shopping visits and audits. This assignment is an audit of an Examination Centre, checking that the security standards are being met. You MUST HAVE fluent English skills, and you must be able to communicate in a professional manner and be smart and well-presented, as you will be representing us during the audit. As an auditor, you will arrive at the test center an hour before the start of the exam, give your ID, show a letter of authorization, which we will provide for you beforehand, and tell them what you are there to do. You will then sit with the TCA or the manager and ask a series of questions, and ask to see various things. The audit itself is very simple and easy, as we ...

Storecheckers are a Global Market Research and Mystery Shopping company. We undertake worldwide mystery shopping visits and audits. This assignment is an audit of an Examination Centre, checking that the security standards are being met. You MUST HAVE fluent English skills, and you must be able to communicate in a professional manner and be smart and well-presented, as you will be representing us during the audit. As an auditor, you will arrive at the test center an hour before the start of the exam, give your ID, show a letter of authorization, which we will provide for you beforehand, and tell them what you are there to do. You will then sit with the TCA or the manager and ask a series of questions, and ask to see various things. The audit itself is very simple and easy, as we ...

I'm seeking a talented filmmaker to help create a compelling 60-90 second crowdfunding video for our innovative smart home tech product. The video will focus on showcasing the product's features and benefits, with some voiceover by myself (the founder) and a need for motion graphics to effectively demonstrate the product's functionality. Key Requirements: - Experience in creating crowdfunding videos, showcasing product features and benefits - Proficiency in creating motion graphics for tech products - Ability to collaborate effectively, as the video will include a voiceover by the founder - Experience in creating high-quality, engaging videos that drive conversions I'm looking for someone with a keen eye for detail, strong storytelling skills, and an understand...

...of a virtual assistant to support my real estate wholesaling company. For less than 20 hours per week, you would provide important backend support that helps to streamline our operations. Budget is strictly 80 per week. 3 hours per day mon-fri. Hours can be split throughout the day Responsibilities: * manage LinkedIn/email inbox * create templates and send out deals to cash buyers * Prepare contracts * provide customer service to cash buyers * data entry Ideal Skills and Experience: * Excellent research skills * Experience in wholesale real estate processes and contract preparation * Proficient in using CRM software Please only apply if you're comfortable using CRM software for task management. This is a key requirement. Preference will be given to assistants who have r...

I'm currently in need of a skilled C++ developer to help in a simple project. The exact purpose of the project is not yet specified. . Proficiency in C++ and experience in creating custom software applications are necessary. Strong problem-solving skills are also desired. i have a cpp project using mvc and smart ptr i will upload a file contain doc that explain the project and i/o files for testing.

I'm currently in urgent need of a blockchain developer adept in Binance Smart Chain for a cryptocurrency development project. The project primarily involves the deployment of an existing token onto the Binance Smart Chain. Key Requirements: - Proficiency in Binance Smart Chain: It's crucial that you have extensive experience with this specific blockchain platform. - Cryptocurrency Development: Prior experience in token creation and deployment is essential. - DeFi Skills: While my project doesn't require advanced DeFi features, experience in this area would be a plus. Your responsibilities will include: - Ensuring efficient deployment of the existing token onto the Binance Smart Chain. - Testing the token to ensure functionality. Please include...

We are seeking a professional software application firm experienced in providing cloud-based payroll solutions for international organizations. The aim is to streamline our farming organization's payroll processes, saving time and resources for HR and Finance teams. Functional Requirements...upon delivery. Proposed Composition of Team: Demonstrated competency and experience in similar projects, with the capacity to support implementations across multiple countries. Eligibility, Qualification, and Experience Required: Proven expertise in providing cloud-based payroll solutions for international organizations, with a minimum of 5 years relevant experience and evidence of similar contracts. Find the terms of reference in the attached. Please only apply if you have the specif...

...leads, drive engagement, and maximize conversions. They will use their design and user knowledge to optimize conversion flows. From creating automated workflows to personalizing customer journeys, their skills will help us deliver relevant and timely messaging across Email channels. Your responsibilities will include: - Interacting with diverse platforms to extrapolate data. - Developing a smart automation strategy for sending these emails (using Sendgrid so far) - Overseeing the implementation and ensuring its success. **Requirements** * A talented and passionate Marketer with 3+ years of professional experience * Strong experience in configuring and integrating marketing automation platforms, CRM systems * Proven track record in developing effective segmentation ...

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In order to launch my own digital asset, I'm seeking an experienced Blockchain developer proficient in Binance Smart Chain (BSC). Task Requirements: - Develop a standalone token on the BSC platform. - Implement a function that releases unsold tokens on PancakeSwap. Ideal Candidate: - Understanding of cryptocurrency and digital assets. - Experience in creating tokens on BSC. - Familiarity with PancakeSwap and token release. Looking forward to joining forces with a knowledgeable professional in this field.

I'm looking for an experienced Solana smart contract developer to guide me to create a robust and secure smart contract. The contract should have the following features: - Token creation: The ability to generate tokens as needed - Token transfer: Smooth transfer of tokens between users - Smart contract upgradeability: The contract should support future upgrades and improvements The ideal candidate should: - Be proficient in Rust, with prior experience in Solana smart contract development - Be able to implement basic security checks and willing to have the code reviewed by multiple experts - Have a good understanding of blockchain technology and be able to deliver high-quality, secure code. This project requires a high level of expertise in Solana blockc...

...played by a playout software called Playdeck that outputs it over UDP using IP and Port. This stream needs to be converted to HLS, and it has to include the SCTE tags for ad insertion. Key Requirements: - Convert live video with SCTE 35 markers from UDP to HLS - Ensure the SCTE markers are maintained in the HLS stream for ad insertion The HLS stream will be delivered to both web browsers and Smart TVs. As for the programming language or framework for the HLS conversion, I'm open to suggestions. You can use any language or framework that you're comfortable with. Ideal Skills: - Experience with video streaming technologies - Proficiency in programming languages like Python, JavaScript, or Ruby - Familiarity with SCTE 35 ad insertion - Ability to work with UDP and HLS...

...clients' business goals, pain points, and challenges. Solution Development: Collaborate with internal teams to develop customized digital marketing solutions tailored to clients' specific needs. Present proposals and recommendations to clients, addressing how our services can solve their challenges and achieve their objectives. Negotiation and Closing: Lead negotiations on pricing, terms, and contracts to secure new business opportunities. Close deals effectively while ensuring client satisfaction and long-term partnerships. Relationship Management: Cultivate and nurture relationships with clients to foster repeat business and referrals. Serve as the primary point of contact for clients throughout the sales process and beyond. Market Intelligence: Stay updated on in...

...someone about to embark on a new e-commerce enterprise, I'm in urgent need of a proficient Shopify developer who is an expert in dropshipping. The scope of this project will revolve around initialising an effective electronic commerce system as soon as possible. Below are the areas you should have expertise in: - Product Sourcing: My top priority is to find 450 unique and high-quality products (Smart and innovative appliances). I need someone who can efficiently research and source products from reliable and affordable suppliers. - SEO Content Creation: To ensure that the products are effectively marketed and attract the right audience, I need an individual who can create compelling SEO content for the product listings. Proficiency in keyword research and SEO strategies i...

I have an urgent need for a skilled blockchain developer who can swiftly handle smart contract development and blockchain integration. The project requires someone who can hit the ground running and deliver quality work within a tight timeframe. Ideal candidates should have: - Proven experience in smart contract development, particularly on Ethereum - A solid understanding of blockchain integration - The ability to work efficiently and under pressure - Good communication skills and a proactive approach to problem-solving The project timeline is urgent, so if you're confident in your blockchain skills and are available to start immediately, I'd love to hear from you.

I'm looking for a seasoned blockchain developer to create a robust smart contract for my crypto dapp. The contract should exhibit the following features: - Staking Capability: The smart contract should offer staking functionality, allowing users/holders of the token to lock their tokens in the contract. - Reward Distribution: Rewards should be distributed based on the duration for which the tokens are staked. The longer the staking period, the higher the reward. Ideal Skills and Experience: - Proficiency in Solidity: As per my preference, the smart contract should be written in Solidity. - Blockchain Development: Extensive experience in developing smart contracts and deploying them on the Ethereum mainnet. - Understanding of Staking ...

As an android developer with experience in building BLE (Bluetooth Low Energy) compatible apps, I'm looking for ...and efficient way for app users to sign up and log in. - Push notifications: Incorporate a system that updates users with relevant notifications. - In-app purchases: Embed a seamless and trustworthy payment structure within the app for purchases. BLE Functionality: - The Android app must include BLE technology for it to connect to smart meters. As such, proficiency in this area is a must have. Experience in developing similar apps that utilize BLE for smart devices would be highly beneficial to the project. If you feel you are the perfect fit for this project, I would love to hear from you. Please ensure your bid includes relevant experience and your ap...

I need a skilled freelancer to fine tune my existing Google Ads smart campaign to help me achieve my key goals of increasing website traffic and generating more leads. Your task involves analyzing the current performance, making necessary adjustments, and monitoring the results. Key responsibilities: - Enhancing the setup to incite users to fill out a contact form on my website. - Ensuring the Google Ads campaign prominently features on Google Search. Skills and Experience: - Proven expertise in managing Google Ads Smart Campaigns - Strong understanding of Google Search platform - Experience in targeting strategies to increase website traffic and lead generation - Proficiency in analysis and reporting regarding campaign performance. Your role will be instrumental in achi...

I am looking for a proficient developer who can build a decentralized application (DApp) aimed at the educa...- Interactive learning modules: These should incorporate diverse content types such as video lectures, interactive quizzes, and downloadable resources. - Token Wallet Integration: The DApp should allow users to hold and manage tokens. Proficiency in smart contract development and encryption is a must. - Initial Coin Offering (ICO) & DEX Trading: The project extends to setting up an ICO for the tokens and enabling their trade on decentralized exchanges. Candidates should have solid experience in blockchain technology, DApp development, smart contract creation, and educational software. A good understanding of EdTech trends and the eLearning industry would be a s...

I'm seeking a skilled developer to upgrade my Raspberry Pi setup into a Home Assistant kiosk with additional functionality. The ideal candidate should have experience with Raspberry Pi configurations, Home ...configurations, Home Assistant, and touch screen integration. This project involves reconfiguring SSH access, setting up a GUI environment, integrating a touch screen (TS7-PRO Sunfounder), and creating customizable Home Assistant dashboards. The developer should also address any missing configurations and troubleshoot issues related to the existing kiosk setup. If you're well-versed in Raspberry Pi and smart home platforms, and enjoy creating interactive interfaces, I'd love to hear from you. Please provide your experience with similar projects and a timeline f...

I am in need of a dedicated, smart, and detail-oriented Virtual Assistant to help me for 10-20 hours per week with specific emphasis on data entry and analysis. Key tasks will include: - Data input - Data categorizing and sorting - Providing analytical summaries of data - Exploring trends and patterns - Collaborative problem-solving based on findings The ideal candidate should have strong experience with data entry, analysis, and Microsoft Excel, along with solid administrative skills. Attention to detail, strong organizational skills, and the ability to work independently are crucial for this role. If you're versatile, motivated, and have an analytical mind, I would love to have you on my team!

I'm looking for an experienced developer versed in creating add-ins for Outlook 2019. Our project's goal is to design an add-in that effortlessly integrates with our in-house AI platform, developed on Windows OS, to improve the email workflow by providing intelligent features: - Primarily, the add-in will support Email Response Suggestions, offering smart, context-aware auto-replies to facilitate day-to-day correspondences. Ideal Skills: - Proficiency in Microsoft Outlook - Strong knowledge of AI integration - Outstanding problem-solving abilities - Familiarity with Windows OS programming.

This is a long-term collaboration, if you do it in good quality, I will give you similar projects in the future and the budget will also be increased. I am in need of a talented content creator who excels at comedy writing. I require a quirky, smart and laugh-out-loud story that can be performed within a 15-minute timeframe. This work is tailored specifically for an teenegers and adult audience. I will tell you the main thame of the story and details in the chat. Desirable Expertise and Skill Set: - Proven track record in comedic script or story writing - Ability to subtly integrate humor without resorting to vulgarity. If you can do the voice over of 5 characters then the budget will be increased. Thank you, I am waiting.

Hello, freelancers. If you are open to work, please reply me as soon as possible. We are going to migrate web2 to web3. There are 2 positions in this job. - Migration work from nodejs backend to smart contract - Integration nextjs frontend with blockchain After this project complete, we will give you some bounty and loyalty If you are online, join to this job. *** If you are new to freelancing, dont join to this job ***

...Back-end Framework: Node.js with Database: MongoDB Goals: Build a cryptocurrency gambling website from PSD + Figma designs and requirements provided and discussed (google docs/sheets). Must be fully secure and fully tested with no bugs or issues. Experience Needed: - Previous experience with Full Nodes ("Bitcoin Core" for Bitcoin and "Geth" or others for Ethereum) + understanding smart contracts - Previous experience making Desktop/Mobile responsive websites - Previous experience accurately converting a PSD design to a fully responsive website using MERN stack (or similar stacks) Requirements: Provide daily progress updates Develop the website's frontend and backend with database and admin panel Integrate payment gateways with full nodes...

...developing smart contracts, building decentralized applications (DApps), and integrating blockchain technology into existing systems. The ideal candidate should have a strong understanding of blockchain concepts, experience working with React and Node.js, and knowledge of smart contract development. If you are passionate about blockchain technology and eager to contribute to cutting-edge projects, we would love to hear from you. Responsibilities: - Develop and implement blockchain solutions using React and Node.js - Design and develop smart contracts - Build decentralized applications (DApps) - Integrate blockchain technology into existing systems Requirements: - Extensive experience with React and Node.js - Strong understanding of blockchain conce...

Hello, Hope you are doing well. We're actively looking for a senior engineer with expert level Solidity smart contract skills with a web3 focus. You must have deep expertise in securing smart contracts using a combination of processes (ex: code reviews, audits), tools, and techniques. Bonus if you have a Security background. If your someone that's developed and shipped DeFi smart contracts holding significant value, we want to hear from you! This is a fully remote role and you'll be working in a fully distributed team with members across the globe. Responsibilities You'll implement new ideas, designing and testing complex DeFi smart contracts You'll take authority in your team checking your colleagues code f...

I require assistance in developing a comprehensive 3D...experience with both exterior and interior design - Excellent attention to detail With these skills and experience, I'm confident you will be able to help bring my vision to life in a way that is both compelling and realistic. Have attached files of internal hand drafted layout and external reference images . Will beed play area with different depiction with realistic images of kids playing . Smart Tv inside hall ,a little 10% storage area inside hall. Toilet at back side of the area as placed in layout . Need wall paintings inside hall . Need a Architecture which should be relatable &idealistic for village kids to play and study around the are you are free to add on with your creative ideas for kids to have goo...

...system should be able to efficiently cool and heat the entire space. - Smart Thermostat Compatibility: I'm interested in integrating a smart thermostat into the system. This will enhance the overall control and energy efficiency of the system. - Zoned Cooling and Heating: I'm also keen on incorporating zoned cooling and heating. This feature will allow for different areas of the house to have customized temperature settings, improving comfort and efficiency. Ideal Skills and Experience: - HVAC Expertise: Prior experience with installing central air conditioning systems is a must. A deep understanding of the system's components and workings will be beneficial. - Smart Thermostat Integration: Experience in setting up smart thermostats and integr...

...systems infrastructure to drive the implementation and scalability of the platform. More than 5 years of experience. Responsibilities: Design and develop a Layer 1 blockchain infrastructure optimized for task distribution in decentralized environments. Implement and maintain AI services using frameworks such as TensorFlow, PyTorch, Caffe2, and MXNet. Develop blockchain components, focusing on smart contracts and decentralized applications (DApps) integration. Manage cloud-based and on-premise GPU nodes, including deployment, scaling, and monitoring. Ensure system reliability and scalability through effective DevOps practices, including CI/CD pipelines, containerization, and orchestration. Optimize GPU computing resources and implement monitoring systems to track performa...

...knowledge to create a high-performance and secure platform that's fully scalable. Responsibilities: Design and develop a Layer 1 blockchain infrastructure specifically optimized for task distribution in decentralized environments. Design, implement, and maintain AI services using popular frameworks such as TensorFlow, PyTorch, Caffe2, and MXNet. Develop blockchain components, focusing on smart contracts and decentralized applications (DApps) integration. Manage cloud-based and on-premise GPU nodes, including deployment, scaling, and monitoring. Ensure system reliability and scalability through effective DevOps practices, including CI/CD pipelines, containerization, and orchestration. Optimize GPU computing resources and implement monitoring systems to track performa...

...a specialist in metaverse blockchain technology to assist with the development of my virtual reality project. Our team is focused on several key facets: - Developing smart contracts - Creating a decentralized exchange (DEX) - Establishing an NFT marketplace - Designing farms, pools, staking mechanisms - Building a bridge - Implementing trading Our preferred platforms are Ethereum, Binance Smart Chain, and Solana. We're also interested in incorporating advanced order types within the DEX. The ideal freelance partner would offer: - Significant experience in blockchain development, specifically with Ethereum, Binance Smart Chain, and Solana, - Comprehensive understanding of DEX and advanced order types, - Proven experience in setting up NFT marketpla...

I need a PCB for controlling the residential electric current (220VAC) using the following componenets: - ESP32 as microcontroller -1 relay 3VD/220AC as an actuator - LoRa module (SX1278) to communicate with others equipments (already developed and manufactured). - RTC module (DS3231) for getting timeStamp. - An AC/DC currrent transofrmer (220VAC/12VDC) is needed to feed the entire circuit from the same electric source we are controling. - 2 voltage regulator: 12/5VDC and 5/3.3VDC I've design several measurements devices using ESP32, LoRa , RTC to create a monitoring net. This is a first control device that will be inluded. So there are a lot of material that this work can lean on.