Ruby on rails engineer freelancer jobs

I'm from Pawzz for Stray Animals, a charity that provides homes and food for abandoned pets. We're looking for a skilled social media marketer to help us raise funds for our rescue and rehabilitation work. Here's what we need: - Social Media Marketing: I need someone who can create engaging, compelling posts on Facebook, Instagram, and Twitter to drive donations. This means getting our message in front of a broad audience of animal lovers and pet owners. The ideal freelancer for this project should have experience in social media marketing, particularly in the non-profit sector. A love for animals and a genuine interest in helping them find homes would be a huge plus. Creative thinking and an ability to craft stories that resonate with our target audience are...

I am currently in search of a proficient software engineer who can build a desktop application specifically compatible with Windows. The core requirement for the software is to function effectively in data management. Key Features Requested: - Data Management Candidates must possess the following skills and experience: - Proficiency in software engineering - Expertise in Windows applications development - Extensive background in building data management solutions - Excellent problem-solving skills This project requires the construction of a powerful, user-friendly application that efficiently handles data management. Since Windows is the preferred OS, a strong understanding of this operating system is crucial. I look forward to receiving your proposal for this project.

I'm looking for a skilled blockchain engineer with significant experience in developing ERC20 tokens and NFTs. The purpose of these tokens will be for a medium-complexity gaming project, particularly focusing on in-game economies. Key Responsibilities: - Develop an ERC20 token: You will be responsible for creating a custom token that aligns with the requirements of the gaming project. - NFT Development: You should have a deep understanding of NFTs and be able to create unique, non-fungible assets for the game. Job Specifics: - Purpose: The main intention of these tokens is to be used within a medium-complexity game. - Industry Focus: The tokens are focused on the gaming industry, specifically for in-game economies. Ideal Candidate: - Proficient in ERC20 token d...

I need a structural engineer to provide assistance with my project in Los Angeles, California. I am planning to replace two rooftop air conditioning units with newer models. Here is what I require: -Evaluation: To assess and ensure the current structure of the building can handle the installation of the newer model units. -Plan: To devise a plan with regards to the structural changes required and how to make these changes most efficiently, with minimum disruption. -Support: To provide support during the installation process to guarantee safety and efficiency. Ideal skills and experience: -Prior experience in building design and renovation support. -Knowledgeable about HVAC systems and rooftop installations. -Excellent problem-solving skills and attention to detail. -Able...

I'm looking for a skilled civil engineer to create plans for a commercial, two-story patio. It's intended to be an outdoor seating area, accommodating less than 50 people. Key requirements: - Utilize my existing architectural plan: I already have a basic layout, but I need a professional to develop detailed civil engineering plans for the patio. You should be able to translate this architectural plan into a viable, structurally sound design that meets local building codes and regulations. - Focus on general seating: The primary feature of the patio will be seating. You'll need to plan the most efficient use of the space to comfortably seat the expected number of people. Please consider factors such as accessibility, comfort, and durability. - Experience in ...

I need a structural engineer to assist me with obtaining a permit after the fact for a wall removal in a residential property in Pompano Beach .This job entails: - Handling the complete process: Since I don't have any permits yet, I need you to take care of the entire permit acquisition process. This will involve researching and compiling all necessary documentation, submitting the application, and following up to ensure it's approved. - Drawing and submitting plans: I also need someone who can assist in creating the plans that need to be submitted to the authorities for approval. If you have experience in this area, it would be a huge plus. Ideal skills and experience for this project include: - Expertise in building permits: I need someone who has a good understandi...

I need to fill a table .. Water irrigation schedule.. I need it by tomorrow morning. I will share the landscape plan with the engineer who is hired. Thanks

I'm seeking a proficient software engineer adept at Java, Python, and C++, who will assist me in website development. The core assignment entails creating a program specifically for WordPress, my preferred CMS. Ideal Skills and Experience: - Comprehensive Java, Python, and C++ knowledge - Previous experience with website development - Proficiency in WordPress CMS Your role will focus on developing a program tailored to my needs, emphasizing functionality and integration within the WordPress platform. It's essential to have a hands-on approach, be detail-oriented, and dedication to creating high-quality, reliable software. Applicants should show a portfolio or examples of previous related work. This will aid in understanding your process, style and skills th...

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I'm in need of a Windev developer who specializes in reverse engineering of Windev applications. The tasks primarily include software development, and troubleshooting and debugging of the application. Key Requirements: - Specialization in reverse engineering of Windev applications - Proficiency in software development and able to tr...development and able to troubleshoot and debug when necessary This project is ideal for a Windev developer with a keen eye for detail and extensive experience in reverse engineering. The ability to quickly adapt to the existing application's code structure is a must. I have a ready-made windows application, I want to make some changes, but we no longer have source files. I need someone to reverse-engineer this desktop application and add ...

Urgently in need of a wind load calculation and a design from a Florida registered engineer for a bamboo and wood fence which is already built. Needed for code compliance in Pompano Beach, Florida. Thank you.

...description of how to display information from a CCT to display on a product page, they should be linked by a custom meta field. I think this should take about an hour to work out and then write down the steps, I can pay you $20. The CCT will have a title of 'tire_pattern', and any product with a matching 'tire_pattern' should be able to display fields which are updated in the corresponding CCT. For simplicity, the CCT has two fields: 1. Tire pattern 2. Tire description The product has a custom meta field called 'tire pattern'. If tire pattern of the product equals 'tire pattern' of the CCT, it should display the 'tire description' on the single product page. The relationship is one to many (one CCT entry will be displ...

I am seeking a software engineer experienced in developing desktop applications. Key Requirements: - High proficiency in desktop application development. - Previous experience in software development. - Adept at translating needs into functional software. - Ability to work independently and deliver a polished, user-friendly product. The project is open-ended in terms of a timeline, allowing for a detailed and well-executed finished product. This is a great opportunity for a dedicated software engineer to showcase their expertise and deliver a top-tier desktop application.

I'm in need of a skilled and experienced chemical engineer to help me with I only want the attached pictrures to be re designed and drawn with software like visio or Lucid chart. I do not mind changing the lay out. But i want it for learning purposes so it should be full of colours and simple Ideal Skills and Experience: - Proven background in chemical engineering with a focus on process design - Ability to work efficiently under tight deadlines

I'm in need of a skilled JavaScript programmer who can assist in the development of a website. - The project involves developing a website. Your role will be to assist with coding and implementation, ensuring that the website functions smoothly and meets the desired objectives. - Proficiency in JavaScript is a must. Previous experience with website development is highly desirable. - Strong problem-solving skills are essential, as you may be required to troubleshoot and debug issues as they occur. If you have a strong programming background and are confident in your skills, I'd love to hear from you.

We're seeking a talented and passionate Mechanical Designer or Aerospace Design Engineer to join one of the pioneering companies in the sector as a freelancer, committing to at least 5 hours daily! Interested candidates should contact us, indicating their availability, experience, and the CAD software they utilize. We're excited to have you on our team! Our client is a leader in the design and sale of 3D printed RC aircraft. Driven by innovation and technology, they're on the lookout for someone exceptional who shares that same passion. As a Mechanical Designer, you'll lead exciting projects in 3D printed RC airplane design, contributing to the continuous development and improvement of your skills. You'll be responsible for creating i...

I am seeking a professional electrical engineer who is well-versed in MMC programming, especially for the DSP 28377D. Using Matlab and CCS Key Responsibilities: - Debugging and improving the existing code - Ensuring all tasks are executed correctly post code optimization Ideal Candidate: The proficient candidate for the role is someone with proven expertise in MMC programming and a deep understanding of the DSP 28377D. An engineer who can effectively debug and refine the current code to ensure all tasks are successfully carried out is highly sought after. The primary objective here is ensuring error-free code execution. In addition, problem-solving skills, attention to detail, and dedication to task completion are crucial.

...work on a comprehensive project. The ideal candidate should be able to efficiently create dashboards, analyze data, and generate reports. Key Requirements: - An intermediate level of Tableau expertise is required for this project. Please only apply if you're confident in your Tableau skills. - The project entails developing 7 or more dashboards. These dashboards will involve a mix of data analysis and report creation. Ideal Skills: - Proficient in Tableau with a strong portfolio showcasing your prior dashboard development experience. - Strong data analysis and report creation skills are necessary as you'd be working on these aspects. - Ability to understand the project requirements and deliver the dashboards in a timely and efficient manner. I'm looking f...

As an AI Engineer, I'm looking for a specialist to develop an AI system that is proficient in machine learning and computer vision. In particular, I need the system to excel in image recognition and data analysis. Ideal Skills: - Proficiency in machine learning and computer vision - Extensive experience with image recognition and data analysis - Skilled in Python, TensorFlow, and PyTorch The AI Engineer must also have a solid understanding of the Python programming language, as well as experience working with TensorFlow and PyTorch frameworks. The ideal candidate will be able to demonstrate a strong track record in developing and implementing AI systems that can successfully perform image recognition and data analysis tasks.

I'm seeking a proficient AR developer to engineer an AR app for both iOS and Android platforms. The central feature is to incorporate a virtual menu display in a restaurant scenario. While the specific AR technology to be used is open for discussion, the priority is to ensure that the incorporated technology offers high interactivity and user engagement. Skills and Experience: - Proficiency in AR Development (Preferably with a portfolio of iOS and Android apps) - Knowledge in integrating AR with existing applications - Experience in creating engaging, user-friendly interfaces - As we're using this for a restaurant application, prior experience in this sector or similar would be advantageous.

...Description: We are seeking a highly skilled Senior Software Engineer proficient in Rust, GoLang, and experienced in cloud technology. As a key member of our engineering team, you will play a crucial role in designing, developing, and deploying robust software solutions that power our platform. Responsibilities: * Collaborate with cross-functional teams to design and implement scalable, reliable, and secure software systems. * Develop high-quality code in Rust and GoLang to meet project requirements and deadlines. * Optimize software performance and ensure scalability across distributed cloud environments. * Implement best practices for software development, including code reviews, testing, and documentation. * Stay updated on emerging technologies and industr...

I'm in search of an audio engineer to help me finish my podcast studio setup. I need to ensure that it can effectively record multiple microphones simultaneously. Key Tasks: - Assist with setting up the podcast studio for optimal audio recording - Ensure that the setup can record 3 microphones simultaneously - Provide guidance on any additional equipment needed to achieve this It'd be great if you have experience specifically with podcast studios and setting up multi-microphone recording setups. Your expertise might save me from unnecessary expenses and help me achieve professional sound quality. Please note that I haven't set a specific budget for the necessary equipment, so if you have expertise in this area, it would be an added advantage. I'm look...

Post Free Jobs on LinkedIn I'm looking for someone with a LinkedIn account who can make 10 free job posts per month to LinkedIn on my behalf and respond to applicants. This takes me about 10 minutes per post. So 1.5 hours work per month. Once every 3 days, you will make a post (copy/paste mine), respond to applicants close the job post a new one. If you read all this include 88730 in your reply. Be aware, if you bid a price I will not accept any negotiation on that price if I reach out to you. Bid carefully. You do not need to write the posts; I have everything prepared for you. Once you send a single message to the applicants you never need to message them again.

I am seeking an Electronics Engineer specialized in power conversion, specifically the AC to DC conversion process (SMPS). The purpose of this project is to design and implement an AC to DC converter to serve as a power supply for an electronic device. The ideal candidate should have: - Extensive knowledge and experience in power electronics and circuit design - Proven experience in designing and troubleshooting SMPS Your responsibilities will include: - Designing a robust SMPS following given specifications - Validating the design through physical prototyping (dot board preferred) - Sharing the voltage sweep results with the proto Requirements: - Primary side: 90 VAC - 250 VAC input - Secondary side: 24 VDC (2A) and 15 VDC (3 A) (on the same transformer) - Should use UC38...

I'm in need of an expert AWS DevOps engineer who can assist me with my notification system task. I'm currently utilizing AWS services such as CloudWatch, Lambda, and CloudTrail. Your key tasks will entail: - Configuring event rules and triggers within the system. - Setting up comprehensive, effective notification actions. - Monitoring and debugging any issues that arise within the notifications. - Efficiently integrating the notification system with other AWS services I'm using. The notification system operates at a moderate scale, sending out several notifications per day. Hence, experience with high-volume environments would be a plus. A successful candidate must have proven experience with AWS services. An understanding of CloudWatch, Lambda, and CloudTrail is cr...

Hello! I'm in need of an architect or civil engineer from the EU who can review and sign building permit documents. The renderings are already at hand. Here are the specifics: - Your main task will be to review the existing documents and sign off, confirming they meet all necessary criteria. - The building project is based in Germany, so proficiency with German building regulations is a must. - While there is no strict timeline for project completion, I appreciate a professional and time-efficient work ethic. Ideal candidates will be certified architects or civil engineers with experience in reviewing and approving building permit documentation. Knowledge of German building laws and regulations is essential. Interpersonal skills, attention to detail, and professional signing ...

I'm seeking a passionate writer to craft a one-page essay discussing the physical and emoti...passionate writer to craft a one-page essay discussing the physical and emotional child abuse in the classic novel, "Great Expectations". In 500 to 750 words, the essay should dive into the complex dynamics between: - Estella and Miss Havisham - Pip and Magwitch Ideally, you possess an understanding of the literature and can interpret the characters effectively. Creating compelling arguments based on well-researched evidence is essential. Your work should display critical thinking, utilizing in-depth knowledge of the book's narrative and characters. Having a degree in English Literature or a related field would be advantageous. Please, be prepared to provide samples o...

I'm seeking a skilled data scientist or machine learning engineer to help me with a project on fraud detection. Key Points: - The purpose of the project is to identify fraudulent activity in a social network. - The dataset will be provided in CSV format. Before applying Graph Neural Networks (GNN) for node classification, there are specific feature engineering tasks that need to be completed. Ideal Skills: - Strong background in machine learning, particularly with graph neural networks and node classification. - Experience with feature engineering specific to time-based data (e.g., Von Mises distribution). - Familiarity with fraud detection techniques and best practices in the field. I'm looking to have this project completed as soon as possible. Please only app...

...planned for the house. The ideal freelancer for this role should have a good creative sense, experience in interior design, and proficiency in 3D modeling software. - proposal of finishes (parquet, wallpaper, furniture colors, proposal of types of lamps) - complete construction of the interior (walls, partitions) - distribution of furniture for each room - the exact determination of the types of interior carpentry - determining the exact types of glass partitions - complete tiling of the bathrooms with the selected type of tiles - positioning of sockets and switches - positioning of sanitary objects - **Structural Engineering Design**: I'm also in need of a structural engineer who can develop a comprehensive resistance project for the house. The engineer shou...

I need a skilled audio engineer to enhance the quality of a song I recorded at home for my instagram Reel. The song is missing that professional touch, and I'm looking for someone who can make it sound more polished and refined. Ideal Skills and Experience: - Experience in audio engineering, with a strong portfolio of previous work - Ability to work with a variety of music genres - Proficiency in using a range of audio editing software (e.g., Pro Tools, Logic Pro X, Ableton Live) - Understanding of different music elements such as dynamics, eq, and compression Please include samples of your previous work in your bid. This can turn out to be a regular weekly work

I'm in need of a structural engineer to assist with the analysis and ensuring of the structural integrity of my single-family home. MUST BE BASED IN LIVERPOOL Key Responsibilities: - Conduct a comprehensive structural analysis of the entire home. - Provide detailed feedback and recommendations on the existing structure. - Ensure the structural integrity of the home. The perfect candidate for this role would have a solid background in structural engineering, particularly in the residential sector, and a strong understanding of the requirements of single-family homes. The ability to communicate complex findings in a clear, understandable manner is also important.

...Engine: Utilize extensive filtering options to narrow down your search based on location, curriculum, fees, ratings, facilities, and more. • AI-powered School Compatibility Test: This innovative tool analyzes your responses to carefully designed questions and matches you with schools that best suit your child's needs and your preferences. This comprehensive approach caters to diverse user styles and provides reliable information for confident decision-making. We plan to expand across the MENA region, adapting to each country's unique educational landscape. Project Description: We are seeking a skilled web developer to create the Minimum Viable Product (MVP) for our educational platform. This initial version will focus on core functionalities to validate ou...

I'm looking for a skilled web developer to create an International Freelancer Certification (IFC) website. Key Features Needed: - User Registration and Login: The site must allow users to create accounts and log in securely. - Online Courses and Assessments: The main functionality of the site will be offering online courses and assessments for users. - Certification Tracking and Verification: The site should track users' progress and issue certifications upon successful completion. The ideal candidate for this project should have: - Proven experience in web development, particularly in creating e-learning platforms. - Strong understanding of user authentication and authorization. - Familiarity with certification tracking systems and integration.

I'm in need of a skilled civil engineer to assist with my site development project. Currently, the project is at the construction documentation phase. Key responsibilities: - Develop detailed engineering plans and drawings based on the initial site design - Ensure compliance with all relevant regulations and standards - Work closely with the construction team to address any issues that may arise - Quality control of the documentation, ensuring accuracy and completeness. The ideal candidate should have a strong background in civil engineering. This is a great opportunity for a proactive and detail-oriented professional to contribute to an exciting construction project.

I need an experienced engineer on the Jasmin SMS gateway. Please place a bit ONLY IF you have experience with Jasmin SMS gateway!!! Task: Run Jasmin locally and wish you to demonstrate how to set the first example script from their documentation linked here:

I am in need of an experienced civil engineer or structural analyst, with proficiency in STAAD. Project Details: - The project involves a steel tower which is currently weak for load bearing. The goal is to carry out strengthening works for this structure. - Given the weakening of the structure, strengthening methods may include reinforcement, structural adjustment or other feasible methods you might recommend. Ideal Skills: - Proficient in STAAD. - Experience in steel structure reinforcement. - In-depth understanding of steel structures bearing load characteristics. - High proficiency in recognizing structural weaknesses and providing effective strengthening solutions. If you meet the criteria above and feel confident that you can handle this project, I will be happ...

...Digital Agency marketing strategy, we've got AI-generated content ready. We're looking for a skilled and reliable freelancer to quickly modify and load this content onto more than five websites using our content tool. This content be loaded via simple API interface through Wordpress Key Responsibilities: - Modify the existing AI content to ensure it's optimized for selling our client products or services. As sometimes AI tool mentions other brands too much or puts information not correct in the blog that needs to be removed or edited. - Load the content onto multiple websites using our content management system. The content is tagged so it's easy to know which client we working on each time. Ideal Skills and Experience: - Proficient in English, as the...

I need a professional to help me list less than 20 digital products on my Shopify store. I will be providing the descriptions and images for each product. Key responsibilities include: - Adding digital products to my Shopify store - Ensuring all product information is accurate and well-presented - Providing guidance on how to maintain the product listings Ideal skills for this job: - Proficiency with Shopify platform - Experience in eCommerce product listing - Attention to detail for product information - Good communication and willingness to provide guidance

Im looking for someone who has mechanical and electronics engineering background to build a physical product prototype Key Requirements: - mechatronics and embedded systems background specifically appliances using heat/steam.. The ideal professional for this job should: - Have strong prototyping skills. - Be familiar with usability testing methods. - Have experience creating prototypes or MVP's

Hi, i'm graphic designer here on freelancer.com. I'm updating my profile and wanted to hire proffesional to write me profile description. Max 1000 words but if you feel you can do with less that's even better and i feel 1000 words is too long to read for employers, do you agree? In order to be contacted please start your bid with number i mentioned in brief. Greetings, Stefan

I need a structural engineer to provide a certifcate for existing Aluminium Access Ramp with specific features tailored for wheelchair access. Key Requirements: - Design should be structurally sound and safe for wheelchair usage. - Incorporate Handrails for additional support and safety. - Non-slip surface to prevent accidents and ensure easy wheelchair movement. Skills/Experience Required: - Proficiency in structural engineering, particularly in designing ramps or similar structures. - Knowledge of regulations and standards for wheelchair access structures. - Experience with materials like Aluminium would be a plus.

The Device is designated to get the powder out of a standard gelatin hard capsule. I need an experienced 3D mechanical engineer to design a precision mechanical assembly for me. This assembly must be able to clamp a powder containing standard size (#000, #00, #0, #1, #2, #3, #4 & #5) gelatin capsule and break it into two halves by applying a controlled force. Key Requirements: - The device must be small, less than 10 cm in size. - The primary material for 3D printing will be PLA (Polylactic Acid) (or any other filment). - The level of precision required for the capsule clamping mechanism is low, greater than 0.5 mm. - Device should be simple, not more than 15 parts (the less the better) Ideal Skills and Experience: - Proven experience in 3D mechanical engineering, particular...

I am seeking an experienced mechanical engineer to perform a winch pulley calculation for an industrial application. The calculation should focus on the load acting on the winch when increasing the height of the conveyor. Key Requirements: - Determine the load to move the conveyor upwards by moving the height arm. - Determine the number of pulley blocks required to enable the use of a 500kg winch. - The design should also prioritize longevity, anticipating a lifespan of over 3 years Ideal Candidate: - Proven experience with mechanical engineering calculations, specifically involving winch pulley systems - Familiarity with industrial power requirement standards - Experience creating designs for long-term use is a must

...implementation and scalability of the platform. 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 performance and system health. Collaborate with...

I am looking for an ambitious and talented freelancer who can undertake a variety of tasks for an assorted range of projects. No specific expertise is required, simply a will to acquire new skills and a drive to succeed. The purpose of the projects will vary, but could include personal use, business use, or for educational purposes. The ideal candidate would be: -Quick Learner – able to pick up new skills swiftly -Versatile – capable of handling different tasks -Reliable – dependable in delivering quality work promptly This position is open to both part-time and full-time candidates. Let's make money together! Please highlight, in your bid, any skills or experience you believe would make you a good fit for this role.

I'm seeking an experienced Electrical Engineer to help with the integration of device communication protocols. Key Responsibilities: - Implement communication protocols for integration - Ensure the device can communicate seamlessly with other systems Ideal Candidate: - Proficient in power electronics and inverter hardware design - Experienced in integrating device communication protocols - Strong understanding of electrical engineering and power systems This project will require a high level of technical proficiency and attention to detail. The successful candidate will have a proven track record in similar projects and be able to deliver high-quality results within the agreed timeframe.

We have 12 projectors mounted to a ceiling and want to display one single image on the ground in Arizona, USA. We have qty 3 Datapath FX4’s devices to help with this project. We aren’t able to mount each projector 100% the same and currently have overlapping images of roughly 6-8”. We need help edge blending the projectors since they don’t have the software built into them. We are looking for someone who can help us finalize the project using resolume, qlab, or similar software. We need help asap as this is the last thing keeping us from going live.

...passion for TV shows and movies are more than welcome to contribute. Your task will not be time-consuming. All it requires is for you to watch 15 seconds of each video and dedicate up to 10 minutes of your day evaluating between 3 to 15 videos. Provided with an accessible platform to earn, you're invited to: - Enjoy a variety of video content. - Join our company to earn from home in your free time on a daily basis. - Become a part of our community. Requirements: - A Strong interest in TV shows and films is not necessarily crucial to apply. - No experience needed. - 10 minutes maximum per day. - Phone/ Laptop - Internet connection. This is a perfect opportunity for anyone looking to enrich your pockets while engaging with contents that you're passionate about. Sig...

I'm in need of a skilled electronics engineer with experience in creating GPS devices to design and prototype an athlete tracking device, initially targeting soccer players. Key Features: - Real-time Location Tracking: The device should provide accurate real-time location data for athletes on the field. - Distance Covered: Tracking the total distance covered by the athlete during a game or training session. - Speed Metrics: Monitoring the speed at which the athlete is moving during different phases of the game. - Acceleration and Decelerations: Recording sudden changes in speed to analyze the player's agility and response times. - Heart Rate Monitoring: Capturing the athlete's heart rate to gauge their exertion levels during play. Ideal Battery Life: - The de...

I'm looking for a skilled web developer to create an International Freelancer Certification (IFC) website. Key Features Needed: - User Registration and Login: The site must allow users to create accounts and log in securely. - Online Courses and Assessments: The main functionality of the site will be offering online courses and assessments for users. - Certification Tracking and Verification: The site should track users' progress and issue certifications upon successful completion. The ideal candidate for this project should have: - Proven experience in web development, particularly in creating e-learning platforms. - Strong understanding of user authentication and authorization. - Familiarity with certification tracking systems and integration.