What is a blockchain engineer trabalhos

LeadsFactory, a groundbreaking B2B SaaS still in the development phase, is on the hunt for an enthusiastic and skilled Sales Development Representative (SDR) to join our startup. Founded by a dedicated solo entrepreneur and software engineer with 10 year of experience, our platform empowers clients to generate meetings with new leads by harnessing open job data as a unique buying signal. We're geared towards revolutionizing how B2B SaaS companies in Europe connect with their potential clients. ? What You'll Do: - Identify and reach out to potential leads (for example: LinkedIn, email, cold call etc…) crafting personalized messages that resonate. - Maintain meticulous records of outreach efforts in Google Sheets for strategy analy...

I am seeking a software engineer with a good understanding of APIs. We would like them to do research and proof of concept and idea we have. We are looking for someone who can look into Go high-level API and map the API calls for us in postman. API 2.0 : This does not require any coding. All calls are to be done on postman. The final outcome is a postman profile will all the calls. The calls we need will be given when the candidate is selected.

I'm seeking an experienced blockchain developer to build a tracking system designed to monitor a variety of products in the supply chain, including agricultural goods, manufacturing parts, and retail products. Key Responsibilities: - Develop a system that collects basic information about each product, such as its location, date, and time. - The system should accurately track and catalogue each good from point A to B within the supply chain. Ideal skills: - Strong background in building blockchain-based tracking systems. - Experience with supply chain management software. - Solid understanding of logistics and supply chain processes. Please note that the project’s success will be measured by the accuracy of the tracking data and the s...

I am looking for a proficient Solidity developer to help complete a blockchain game project I am working on. Key Project Features: - The smart contract for this game should have tokenization, escrow services and multi-signature wallet capabilities. - The primary feature is the creation of randomness within the game. Specifically, the random selection of game outcomes, making each game unique and unpredictable. - This randomness won't just add intrigue, it will also determine the winner of each game. Ideal Candidate: The perfect candidate for this task should have substantial experience working with Solidity, and an in-depth understanding of blockchain games and smart contracts. A good grasp of in-game randomization processes and mechanis...

I urgently require a Moodle expert, familiar with PHP open-source LMS for a task involving user management, course creation and management, and content delivery and assessment. I have a moodle site setup for my school and I need a plugin that will allow me to print and view student report cards or gradebooks in an organised way that can be viewed on a mobile phone easily as well as on the screen without a lot of scolling. The gradebook has multiple categories and sub categories and within each subcategory there are assignments with grades , rank, letter grades etc... Viewing or printing the current "user report" leaves a lot of empty space and only prints everything.. I want to: 1) print/view everything in a gradebook us...

Our mission is to locate a seasoned and experienced Custom House Agent who would expertly tackle my needs in Import documentation, Export documentation, and Customs Clearance. In this role, the agent would handle the logistics relating to Electronics, Couple Games and other items primarily. This role would demand rapid completion but will allow for diligence and attention to detail. The ideal fit would be an individual or organization boasting significant experience in the field, familiar with the intricate laws of customs, and a strong track record of successful clearances. If this sounds like you, feel free to bid. On successful completion of few initial projects, we can certainly look forward to a long-term partnership.

I am in immediate need of an intermediate level Electrical Engineer who can assist in designing the electrical part for a ground on-grid solar farm in Italy. -Primary Task: Power systems design for on-grid solar farm, including transformer. -The focus of the project is on Electrical Power Grids. Skilled proficiency in understanding this system is a must. -Relevant experience in solar power system design and electrical power grid control is a prerequisite. Also certificate within electrical design a must. -Bachelor's degree or higher in Electrical Engineering, or demonstrable experience in this field will be appreciated. -An understanding of safety standards, regulations and best practices will be highly beneficial. If you ha...

Step by step 1. Log in using the link above. 2. The task is only to connect your wallet to log in to the web page. 3. Make sure the crypto wallet is verified.

I am a consultant, working as a structural engineer. I want to start a firm. So I need some guidance related to firm setup like business registration, GST, Business loan etc.

I am urgently seeking an Extra Low Voltage (ELV) Engineer/Designer to create comprehensive shop drawings for a small building of 4 stories. Key responsibilities include: - Designing an efficient ELV system focused on security, communication, data networking, and a sound system. - Covering Closed Circuit Television (CCTV), Access Control, Data, WIFI & VOIP points, PA, Conduit, Junction BOX (JB) & GI Tay. ** Provide clear instructions and specifications in the shop drawings for the electrical contractor to install necessary pipes, GI trays, boxes, junction boxes, and related infrastructure. ** Facilitate the ELV installer with precise guidance for cable pulling, switch installation, network cabinet setup, wire termination, and device installation as per the ...

I require a highly skilled mechanical engineer to help design and draw a tractor trailer for transportation of grain using a 40ft high cube shipping container as the frame. Drawing to be done on solid works. I look forward to working with a dedicated professional who will deliver quality within the shortest timeframe possible.

...am the homeowner of a residential building in need of an expert structural engineer to determine whether two walls within my property are load bearing or not. Key tasks include: - Conducting a thorough physical inspection to confirm the structural status of those two walls. - Collaborating with me and providing detailed explanations so I understand the findings. - Generating a comprehensive report detailing findings and recommendations. Unfortunately, I don't have the original blueprints or any structural drawings of the residence. So, you need to be capable of making determinations based simply on your inspection and expertise. Ideal Skills: - Proven experience as a Structural Engineer, particularly within residential buildings. - Str...

I'm in need of a Databricks expert to help with a case study focused on building a solution architecture to serve the requirement as below. I need a document that builds the solution architecture based on the below requirements 1. Receive data from various data sources (min 3 and max 16)in the form of csv and txt files. Each source sends multiple files (up to 10) at different frequencies, volume and format 2. Build a data lake that performs data validations, standardization, transformations in a scalable manner Identify and report different errors (process and data) that a data engineer can use to notify data owners and take necessary action 3. Delineate and secure each data source so that data is not intermingled 4. Buil...

The system is ready on live website. Just need some changes on it. And Need to start immediately. Its urgent. In need of a seasoned Laravel developer to aid in customizing my existing law firm management system. Necessary features include: 1. Client & Case Management: Skilled in modifying such features to ensure seamless tracking and updates. 2. Billing & Invoicing Adjustments: Looking for an efficient way to automate my billing process further and handle invoices proficiently. Key areas to be customized include: 1. Interface Design: I'm interested in UI/UX design alterations that can make the system more intuitive and user-friendly. 2. Workflow Process Changes: The ideal freelancer should be able to re-engineer the system’s workflow p...

I am in search of a professional capable of reverse engineering a website with a specific focus on finding out the structure of a URL and then modifying parameters to do what we need. Ideal Skills/profile: - Experience in reverse engineering websites - Expertise in URL modifications or structuring - Knowledgeable about database structure - Skills in frontend design In your application, please only apply if you can demonstrate your experience pertaining to reverse engineering and URL modification. Specific examples of your past work in this field will be highly valuable, although not mandatory. I look forward to collaborating with you on this challenging project.

I'm currently seeking an experienced electronics engineer to assist with the detailed design of a digital signal processing circuit. This role requires proficiency in three main areas: - Circuit Design: Crafting a circuit layout that can efficiently process digital signals. - PCB Layout: The successful freelancer will have the skills to translate the circuit design into a practical PCB layout. - Component Selection: The chosen professional will be able to recommend and select the optimal components for this specific task. Ideal collaborations would have a track record of innovative circuit design for digital signal processing, and be confident in their ability to select the most efficient and cost-effective components for the PCB layout. Previous s...

Hey, we seek someone who can build the first version of a custom blockchain based on Cosmos SDK or Solana. We seek someone for a long partnership, there will be followup jobs. Here are the whole requirements: -Build a custom blockchain using Cosmos SDK or Solana -Block explorer website. This page will be integrated in our regular website. -Wallet creation/registration from Block explorer website for keplr - Node creation and registration. Will be called from our app - Coins/ cryptocurrency creation. There will be a certain amount of coins. Half of them will be created upfront maybe for an later ICO. The rest will be mined by the users (smart contract with rewards for nodes being online) - Sending and receiving coins/ rewards - Sending and receivi...

I am seeking an expert who can reverse engineer an APK file. the main idea is to know how to call the API from Postman as the API request has signature and the response is encrypted. the signature and the decryption happen inside the APK APK Link: This APK is coded in Java and your primary task will be to decipher the APK's code structure for a comprehensive understanding. Note that documentation is not required after reverse engineering. Experience in Java and advanced reverse engineering techniques are primary skills that you should possess. Good communication will be an important advantage because I might need to understand complex operations during the process. Thanks for considering this project.

I am looking for a proficient developer who can create a cryptocurrency payment booking website. This booking system will be primarily used for website bookings, with cryptocurrency as the main payment method. The essential features include: - Wallet connect should be at the heart of the system, allowing users to make payments through their respective cryptocurrency wallets. Experience in blockchain technology and transaction systems is highly desired. Mastery in UI/UX design is also needed to ensure a user-friendly platform. Knowledge in website development, including security and database management, is required.

As a property owner needing to initiate a residential construction project in the USA, I am in search of a Civil Engineer who can handle the complexities of the project with minimum guidance from me. Your Responsibilities: - Formulating and finalizing the Electrical Design - Crafting the Plumbing Design - Developing the HVAC design - Structuring the Structural Design To assure your fit for this project: - Portray your past work: Bidder must be able to show evidence of past work to display aptitude. - Knowledge of local codes: Familiarity and respect for local codes compliance during project execution is mandatory. Skills and Experience: - Extensive Civil Engineering experience with a focus on USA Residential Projects. - Proficiency in Electric...

I am looking for a professional electronics engineer who can create precise Eagle files of a circuit board design. The circuit board should be designed to control LED lights. Essential elements include: - The ability to select between 5 to 10 operational modes for LEDs for different lighting effects or patterns. - Besides having an on/off feature, it should have an intermediate level of LED brightness control meaning a few levels of light dimness for better adaptability. This should be within the modes. Ideally, you will have strong skills in using CAD software like Eagle to create professional and workable PCB designs. A strong command of electronic design, specifically with LED control systems, is highly attention-grabbing. In your proposal,...

We are seeking the expertise of an experienced car electrician or engineer to help us program the body control module (BCM) in our 2014 Ford E450 Van. Key Outcomes: - Ensure remote keyless entry functions correctly - Enable power door locks and interior lighting control Symptoms we are currently experiencing include: - Complete VIN and Mileage display failure - Vehicle refuses to start - Newly replaced parts not working Please note we've already confirmed that the battery and connections operate effectively. Ideal Skills and Experiences: - Experience with BCM Programming - Familiarity with Ford E450 2014 Van - Strong problem-solving skills pertaining auto electrical issues.

I am seeking an experienced engineer to design an esp32 4.2a stepper motor control for a robotics application, specifically a robotic arm. Key Details: - The objective of this project is to create highly accurate and precise movements for the robotic arm. - Strict attention to detail will be required to ensure the highest level of accuracy possible. Ideal Skills: - The successful bidder will have substantial experience in robotics. - Strong knowledge of stepper motor control engineering is a must. - Familiarity with esp32 4.2a stepper motor control specifically, would be a significant advantage. Fluent English is essential, as well as someone located in England. I look forward to your proposals and working together on this hi...

I'm seeking an experienced engineer proficient in WaterGEMS software for my water distribution system project. This engagement is centered on scrutinizing system performance, more specifically, the flow rates. Responsibilities: - Thorough analysis of the system's flow rates - Identification and interpretation of data trends - updating water demands and adding new customers Ideal Skills and Experience: - Mastery of WaterGEMS software - Proficiency in water system modeling - Excellent analytical and report writing abilities - Background in water distribution system design Interested freelancers should submit proven records of similar projects. Let's enhance the functionality of this water system together.

Looking for programmers in a team to develop a crypto project "Dust Fighter". Skills: - Understanding of blockchain and crypto - Web3.js. - Communication and hard work ethic To submit a resume you need to familiarize yourself with the project, download the game and answer questions about the game - Example answer submission: - Experience in web3 development - What programming languages do you know - What are the highlights of the game that you liked? - What would you add to the game for more gameplay retention? - How hard is it to change the ranking system and display it all on the site? - If you find a bug in the game it would be a big plus, be sure to write us about it! Our social networks:

I am seeking an experienced AWS engineer who excels in S3, Lambda, and CloudFront services for my project's automated architecture setup, specifically focusing on deployment tasks. The goal is to host multiple React apps using a single S3 bucket, where each website in the bucket is accessible via subdomains, with each subdomain mapping to a corresponding folder in the S3 bucket. Additionally, I require a setup where different URLs can point to the same website. For instance, if we have an S3 bucket with websites named web1, web2, and web3, accessing them through , , and should work as expected. However, I also want the flexibility to use URLs like , which should point to web1, and , which should point

I am in search of a professional capable of reverse engineering a website with a specific focus on finding out the structure of a URL and then modifying parameters to do what we need. This project calls for you to analyze and reverse engineer the technique used on the site to modify the URL links. Ideal Skills/profile: - Proven experience in reverse engineering websites - Expertise in URL modifications - Knowledgeable about database structure - Skills in frontend design In your application, please only apply if you can demonstrate your experience pertaining to reverse engineering and URL modification. Specific examples of your past work in this field will be highly valuable, although not mandatory. I look forward to collaborating with you o...

I am seeking an experienced blockchain architect to design a public blockchain model, primarily for smart contracts, based on the Ethereum platform. Requirements: - Expertise in blockchain architecture, particularly Ethereum. - Strong understanding and experience with smart contracts. - Able to design robust, secure, and efficient public blockchain systems. - Proven experience within the fintech industry is beneficial. I'm expecting high-quality design model for smart contracts, aligning with the best practices within the blockchain world. Let's discuss if you have the knowledge and experience I need. Please include examples of similar projects you've completed in the past. Your proposal should be detailed enough to giv...

I'm looking for a seasoned JavaScript developer with solid understanding of the Solana blockchain. The task is to build individual scripts enabling basic Solana project interactions, particularly: - Staking - Swaps - Lending Pools - Dexes These scripts should essentially complete the interaction with any projects deployed in the solana network, as I am building a platform that allows users to route to multiple exchanges and pools from within my own app and wallet connect. I want to be able to run these scripts individually for each type of interaction with a project, for example the Jupiter exchange and any project which follows the Jupiter sdk. Your script should comply with standard security level requirements. Ideal candidates will demonstrate...

I am in need of a DevOps Engineer with proficiency in operating Linux, Windows, and macOS systems. Key Skills Required: - Experience with Docker, Kubernetes, and Jenkins, which are essential tools for this project. - Knowledge of configuration management tools is craved, ideally Ansible, Chef, and Puppet. Your breadth of understanding of DevOps technologies and tools will be a significant advantage for this task. A history of managing diverse OS environments and taking care of configuration management will place you in a strong position for this project.

...looking for a skilled developer who can integrate Metamask and Phantom Wallet into my existing PHP script. The main objective is the implementation of sign-in functionalities using these crypto wallets. Key Responsibilities: - Integrate Metamask wallet into the PHP script - Integrate Phantom Wallet into the PHP script - Enable signing in via both wallets The ideal freelancer for this task should possess: - Expertise in Blockchain technology - Proficiency in integrating wallet systems, specifically Metamask and Phantom wallet - Proficient knowledge of PHP scripting - Experience in implementing sign-in functionalities with Blockchain wallets will be a plus. Your role will be critical for the security and functionality of the project, thus understan...

Bridge UI Development • Convert all code from the following github repository to Javascript and integrate it into...smoothly on testnets(can be sepolia, arbitrum sepolia etc.) Main Features • Swap • Pool • BRC20 Minting Inscription (partially done, using Xverse wallet and sats-connect module) • ERC20 Minting (this needs backend, can use Bridge backend together, or make another one) • NFT Minting (For EVM chain or Bitcoin network? Need to confirm with client) All UI of these main features are done, but the code is old and not well structured into components. • Need to split code into components • Take all web3 integration parts into utils/***(like ) • Implement new features of interacting smart contracts to be developed • Support mul...

...experienced developer who can build a meme coin on the Solana blockchain platform. Critical features to include: - Reward Distribution: Implement a system to distribute rewards to coin holders. - Burn Mechanism: Establish a burn mechanism to control coin supply and potentially bolster its value. - Liquidity Pool Interaction: Include the ability to interact with liquidity pools to facilitate trading. Additionally, I require a memorable and strong branding. It should encompass: - Unique Logo and Branding: Distinctive and visually impactful branding elements. - Memorable Visuals: Striking imagery and visuals to make the coin stand out. - Retro or Modern Design Elements: Incorporating either classic, retro design cues or modern, minimalist touches depen...

I am in need of a professional who is well-versed in social media management, SEO, and paid advertising strategies to help market a crypto project. The ideal candidate will have: - Experience working in the digital marketing field. - Extensive knowledge about the various platforms of social media, SEO, and paid advertising. - Experience or interest in cryptocurrency and blockchain technology. The aim of the target audience for this project is investors, crypto enthusiasts, and the general public. The purpose of the digital marketing campaign is to: - Increase brand awareness. - Generate leads. - Drive website traffic. Achieving these goals will require a unique blend of creativity and analytical ability with a deep understanding ...

I am seeking an experienced blockchain architect to design a public blockchain model, primarily for smart contracts, based on the Ethereum platform. Requirements: - Expertise in blockchain architecture, particularly Ethereum. - Strong understanding and experience with smart contracts. - Able to design robust, secure, and efficient public blockchain systems. - Proven experience within the fintech industry is beneficial. I'm expecting high-quality design model for smart contracts, aligning with the best practices within the blockchain world. Let's discuss if you have the knowledge and experience I need. Please include examples of similar projects you've completed in the past. Your proposal should be detailed enough to giv...

I am working on a project and i keep getting an error inficating the page is not found 404. created a backend where JSON object can be POSTed to create a new person in the database. created a second endpoint where JSON can be POSTed to create an insurance quote to the person. And i run the server on command prompt but when i browse the url i get that page is not found

I'm looking for a hardware engineer with experience in digital starter panels and water level controls. The project focus will be on a contactor and digital based submersible starter panel. The freelance hired will be required to design a water level controller system. The project requirements are: - Design a system that can automatically start and stop the motor based on water level. - The system should use wired metal sensors to determine the water level. The freelancer should have experience in designing and implementing such systems. The project doesn't require any speed control system or alert system as of now. However, knowledge of those are a plus. The end goal of the project is to effectively manage the water level with...

Please do some outstanding designs No LOGO design !! We invite you to join our exciting competition to design the interface of our innovative platform, SpaceTax.de. is more than just an ordinary website – it's a revolutionary cloud platform that combines the features of YouTube, Netflix, and Spotify. But that's not all: At , not only creators and uploaders are rewarded, but also the users themselves! Design a new interface for SpaceTax that considers the following aspects: Homepage + Upload Video streaming page + download + like + dislike + stream number Music streaming page + download + like + dislike + stream number File download page Private wallet with top-up button and withdraw button Private messenger between users Login page Registration page...

I'm in search of a qualified developer to create a sniper bot. This complex trading bot should ideally have the following features: - Automatic buy and sell orders: This bot should be able to place trades on my behalf, minimizing manual intervention. - Real-time blockchain analysis on the Solana network - Customizable alert system: I want to be alerted with all PNL data for every trade executed in real time after trade has completed. - Risk management tools: It should help manage potential losses and enhance profit chances. - Stop-loss orders and take-profit mechanisms: Essential features to control and protect my investment and keep overall drawdown below 5% - Advanced Algorithmic Trading: The bot should trade using complex algorithms and machine learning tra...

Quote for building a blockchain scraper/aggregator and copy trading bot. Working full time finished in max 3 weeks.

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I'm seeking a skillful developer to construct a robust token contract for me. Your responsibility will include: - Creating a token on the Binance Smart Chain as its integration with my existing crypto project is crucial. - Setting the total supply of the token to 10 Million units. A successful candidate should have: - Proven experience in blockchain development. - Extensive knowledge about Binance Smart Chain and token creation. - A solid understanding of Smart Contract development. Please remember, the goal is to build a reliable contract that aligns with my project's goals.

I am in need of an experienced network engineer to create a software-defined network (SDN), tree topology with the following characteristics consisting of 9 hosts, 3 switches, and a controller. where a trio of hosts are connected to each switch and the three switches are connected to the controller. must be done in virtual box, S.O. ubuntu, using mininet, openflow, opendaylight controller. at the end you should use wireshark tool to see latency, bandwidth, delay, bitstream and network transfer rate and do ping between different hosts Every step that involves the creation of the network, use of controller, wireshark, be recorded minimum quality 1080p hd (You can do it in a single video in general or several, the important thing is to see each ...

...enhanced product security, we're searching for a proficient cybersecurity engineer, with an expertise in network and application security. As a specialist in this area, your responsibilities will include: Key Responsibilities: - Conduct network and application security assessments - Advise on the implementation of security measures - Regularly test the security measures put in place What we look for: - Proficient in network and application security - In-depth knowledge in cybersecurity norms and principles - Strong analytical, diagnostic, and problem-solving skills - Hands-on experience with various cybersecurity tools Although experience with specific technologies such as web applications, mobile applications, or operating systems is not a...

I'm in need of an experienced product security engineer to assist me with daily tasks. These tasks include, but are not limited to, network security assessments, source code reviews, and vulnerability scanning. - Network Security Assessment: Provide regular analysis of my network operations to highlight vulnerability points and propose solutions. - Source Code Review: Utilizing Java and Python programming languages, you should be able to review and suggest improvements to our product's source code to enhance security. - Vulnerability Scanning: Perform routine checks to identify and rectify potential security vulnerabilities. Please note, the scope of the product was not specified, so the suitable candidate should be versatile enough to handle varying degrees of comp...

I need a skilled graphics artist who excels at digital alteration tasks. The project involves discreetly removing the current logo from the jacket of an engineer in a provided photographic image, and superimposing a new company logo onto the back of his jacket. Key Project Instructions: - The existing logo needs to be completely erased, leaving no traces. - The new logo should be of medium size and placed directly center on the jacket's back. - The new logo should match the original colors provided in the specified company logo file. Ideal Skills for the Job: - Proficiency in Adobe Photoshop or similar photo editing software. - Experience in digital photo manipulation, specifically, adding and removing elements. - Must possess an eye for detail to ensure ...

...there, I'm currently seeking job support for a product security engineer pentesting position. I need professional guidance specifically regarding web, embedded and mobile, API testing. In particular, I'm eager to hire a mentor who can aid me with the following: - Broaden my skills in web pentesting - Utilize tools such as snyk, qualys, gitlab effectively - Enhanced understanding of embedded and mobile security testing - Guide me through advanced API testing processes Successful freelancers, who are interested in my project, should demonstrate significant relevant experience in the areas specified above. I'm particularly interested in a mentor who has comprehensive usage knowledge of tools like snyk, qualys, and gitlab. Overall, I'd ap...

I'm seeking a skilled electronic engineer to design a 12V motion sensor alarm that's enhanced with a siren and key fob remote. This is a device focused on detecting movement with immediate effect as preferred. Key requirements include: - The alarm system gets activated instantly once motion is sensed. - The warning sound must be of a continuous alert type. A successful candidate will have proven experience in electronic engineering, specifically in designing and implementing sensor-based alarm systems. Familiarity with sound design is a plus. Commitment to time sensitivity and efficiency is essential. The chosen candidate should deliver a working prototype.

I'm in need of an experienced civil engineer, specifically someone well-versed in site plan development and utility layout. Your role will be to effectively integrate my design choices into detailed site plans. This includes: - Topography mapping that accurately represents the terrain and features of the area in question - Efficient stormwater management systems that fit within the overall design - A clear layout for utility systems that minimizes infrastructural footprint It is crucial for prospective freelancers to have a solid background in these areas of civil engineering, as the project's success hinges on the accuracy and functionality of these plans. Your knowledge and expertise will play an integral role in realizing my project vision. De...

I'm looking for an experienced firearms engineer to assist with the design of small arms intended for self-defense. Tasks: - Design innovative, reliable, and safe small arms for self-defense purposes Skills & Experience: - Prior experience in firearms engineering is compulsory, preferably in the design of small arms - Knowledge of different small arms mechanisms and their operations - Understanding the principles of self-defense firearms, ensuring optimal safety and reliability - Ability to work with the latest firearms design software - Diverse understanding of materials used in arms manufacturing and their pros and cons - Knowledge of applicable laws and standards in firearms design and manufacturing I expect the professional to provide design sketches, concepts...