Freelance Software Developer (Ruby) - AI Trainer

Atto Trading, a dynamic quantitative trading firm founded in 2010 and leading in global high-frequency strategies, is looking for a Low-Latency Developer to join our team. We are expanding an international, diverse team, with experts in trading, statistics, engineering, and technology. Our disciplined approach combined with rapid market feedback allows us to quickly turn ideas into profit. Our environment of learning and collaboration allows us to solve some of the world’s hardest problems, together. As a small firm, we remain nimble and hold ourselves to the highest standards of integrity, ingenuity, and effort.  Position Highlights: We are modernizing our trading and research platform to scale our alpha trading business. This platform will enable researchers to explore, test, and deploy sophisticated signals, models, and strategies across asset classes in a robust, fully automated manner while maintaining competitive latency targets. As a Low-Latency Developer, you will be responsible for designing, optimizing, and maintaining high-performance trading systems to minimize latency. Your Mission and Goals: Analyze and optimize the performance of low-latency trading systems by identifying bottlenecks and inefficiencies in the code, and implementing effective solutions.  Develop and adapt the platform to support the demands of a fast-paced trading environment, while effectively managing technical debt. Requirements Over 5 years of experience as a low-latency developer with a focus on performance optimization in a high-frequency trading (HFT) environment. Experience with multiple components of an HFT platform or system, particularly those on the critical path. Experience working at an HFT firm during its startup phase and/or on a trading team is a significant plus. Technical Skills: Deep knowledge of HFT platforms: networking, kernel bypass, market data, order entry, threading, inter-process communication, and strategy APIs. Proven low-latency development and performance optimization in HFT. Strong proficiency in C++. Excellent understanding of CPU caches and cache efficiency. Experience with multithreaded and multi-process synchronization. Good understanding of networking protocols. Skilled in performance profiling and optimization tools. Advanced knowledge of Linux operating systems, including kernel-level device mechanisms. About You: Practical decision-making skills. Excellent communication skills. Strong analytical and problem-solving skills. Passion for trading. Ability to work independently and as part of a team. Benefits Competitive rates of pay. Paid time off (5 weeks). Coverage of health insurance costs. Office lunches. Discretionary bonus system.  Annual base salary range of $150,000 to $300,000. Pay (base and bonus) may vary depending on job-related skills and experience. Our motivation: We are a company committed to staying at the forefront of technology. Our team is passionate about continual learning and improvement. With no external investors or customers, we are the primary users of the products we create, giving you the opportunity to make a real impact on our company's growth. Ready to advance your career? Join our innovative team and help shape the future of trading on a global scale. Apply now and let's create the future together!

This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. At Mindrift, innovation meets opportunity. We believe in using the power of collective intelligence to ethically shape the future of AI. What we do The Mindrift platform connects specialists with AI projects from major tech innovators. Our mission is to unlock the potential of Generative AI by tapping into real-world expertise from across the globe. About the Role GenAI models are improving very quickly, and one of our goals is to make them capable of addressing specialized questions and achieving complex reasoning skills. If you join the platform as an AI Tutor in Coding, you’ll have the opportunity to collaborate on these projects.  Although every project is unique, you might typically: Generate prompts that challenge AI. Define comprehensive scoring criteria to evaluate the accuracy of the AI’s answers. Correct the model’s responses based on your domain-specific knowledge. How to get started Simply apply to this post, qualify, and get the chance to contribute to projects aligned with your skills, on your own schedule. From creating training prompts to refining model responses, you’ll help shape the future of AI while ensuring technology benefits everyone. Requirements You have a Bachelor's or Master’s degree in Software Development, Computer Science, or other related fields.  You have at least 3 years of professional experience with Rust. Code review experience is a must. Experience with AI projects is a plus. Your level of English is advanced (C1) or above. You are ready to learn new methods, able to switch between tasks and topics quickly and sometimes work with challenging, complex guidelines. Our freelance role is fully remote so, you just need a laptop, internet connection, time available and enthusiasm to take on a challenge. Benefits Why this freelance opportunity might be a great fit for you? Get paid for your expertise, with rates that can go up to $50/hour depending on your skills, experience, and project needs. Take part in a part-time, remote, freelance project that fits around your primary professional or academic commitments. Work on advanced AI projects and gain valuable experience that enhances your portfolio. Influence how future AI models understand and communicate in your field of expertise.

This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. At Mindrift, innovation meets opportunity. We believe in using the power of collective intelligence to ethically shape the future of AI. What we do The Mindrift platform connects specialists with AI projects from major tech innovators. Our mission is to unlock the potential of Generative AI by tapping into real-world expertise from across the globe. About the Role GenAI models are improving very quickly, and one of our goals is to make them capable of addressing specialized questions and achieving complex reasoning skills. If you join the platform as an AI Tutor in Coding, you’ll have the opportunity to collaborate on these projects.  Although every project is unique, you might typically: Analyze and understand existing code in Python or C/C++ Migrate logic to idiomatic, safe Rust while preserving functionality Adapt or port the test suite and ensure behavioral equivalence Document migration steps and technical decisions How to get started Simply apply to this post, qualify, and get the chance to contribute to projects aligned with your skills, on your own schedule. From creating training prompts to refining model responses, you’ll help shape the future of AI while ensuring technology benefits everyone. Requirements You have a Bachelor's or Master’s degree in Software Development, Computer Science, or other related fields.  You have at least 3 years of professional experience with C/C++ and 1+ year of hands-on experience with Rust. You are experienced with FFI tools (bindgen, cxx) and unsafe Rust for C/C++interoperability. You bring experience testing migrated code (unit/integration/fuzz tests). You demonstrate solid understanding of systems programming (memory management, concurrency). You are skilled at refactoring legacy code and documenting migration steps. Prompt engineering experience is a strong plus. Your level of English is advanced (C1) or above. You are ready to learn new methods, able to switch between tasks and topics quickly and sometimes work with challenging, complex guidelines. Our freelance role is fully remote so, you just need a laptop, internet connection, time available and enthusiasm to take on a challenge. Benefits Why this freelance opportunity might be a great fit for you? Get paid for your expertise, with rates that can go up to $50/hour depending on your skills, experience, and project needs. Take part in a part-time, remote, freelance project that fits around your primary professional or academic commitments. Work on advanced AI projects and gain valuable experience that enhances your portfolio. Influence how future AI models understand and communicate in your field of expertise.

We have various Entry-Level IT projects available including new desktop hardware deployments(computers, monitors) and corporate office relocation's (disconnect/reconnect of desktop hardware). Each assignment can be a single day event or multiple day projects. Technicians can participate in all available days of a project or just the days of their availability. Weekday, evening and weekend assignments are available. If you are an Entry-Level IT technician or studying to be one and have flexible schedule, please respond to this posting with your resume copied to body of email and attached as MS Word document. Requirements - Must be able to show up to projects on time. - Must be able to come prepared with basic PC technician tools when needed. - Must be able to provide documentation of your work eligibility in the U.S. - Must be able to pass a background check. - Must be a team player and be able to follow directions. If you mind getting your hands dirty, and getting on the floor to disconnect and reconnect desktops, please do not reply to this post. Otherwise we look forward to hearing from you. o Principals only. Recruiters, please don't contact this job poster. o do NOT contact us with unsolicited services or offers

Title: Hadoop developer Location : 100% Remote work Type : W2 -Contract to hire Rate : $Open / hour Requirements Job Descriptions: Hadoop Development within the database Maintaining and monitoring the Hadoop environment, addressing vulnerabilities and resolving issues in the OS Monitoring Hadoop clusters & functionality to support data migration Job Requirements: 5+ years of experience as a Hadoop Developer 2+ years of experience with Python and ETL experience Previous experience working with Hadoop deployments/migrations Prior experience working in an enterprise environment with a large number of users Previous experience with data warehouses and working with erroneous data Benefits Note: If interested please send your updated resume to elan.tamil@two95intl.com and include your salary requirement along with your contact details with a suitable time when we can reach you. If you know of anyone in your sphere of contacts, who would be a perfect match for this job then, we would appreciate if you can forward this posting to them with a copy to us. We look forward to hearing from you at the earliest!.

About Us We’re a growing small business providing personalized IT support to clients across Rockland, Westchester, and New York City. Our mission is simple: solve problems thoroughly, patiently, and with dedication. We pride ourselves on being the trusted tech partner for individuals and small businesses alike. Role Overview We’re seeking a versatile and reliable IT Technician to provide software support across PC and Mac platforms. This role combines remote troubleshooting with onsite field visits, so a clean driver’s license and personal vehicle are essential. Responsibilities • Provide software support for both Windows and macOS environments • Troubleshoot and resolve client issues using AI tools and research as needed • Manage and respond to service requests via a work ticket system • Support and configure Microsoft Office 365 products, including Outlook, Word, Excel, and Teams • Assist with SharePoint and OneDrive setup, syncing, and permissions • Perform basic network troubleshooting and repair, especially for small Wi-Fi setups • Offer support for TV, streaming, and AV products when needed • Deliver remote and onsite support across our service area Requirements • Experience supporting PC and Mac platforms • Familiarity with Microsoft Office 365 suite and cloud services • Working knowledge of SharePoint and OneDrive on M365 • Strong troubleshooting skills with the ability to research and resolve issues independently • Basic networking skills, especially for small office/home Wi-Fi setups • Ability to use and manage a work ticket system • Clean driver’s license and reliable personal vehicle • Excellent communication, patience, and attention to detail • Commitment to solving client problems with care and professionalism ** Bonus Skills • Experience with AV setups, streaming devices, and smart TVs • Basic network wiring and crimping • Prior field service or remote support experience