Freelance Software Developer (Ruby) - AI Trainer

We’re seeking a highly skilled AI Engineer. Our client within the technology space is offering innovative projects that solve real-world problems with AI. This role will provide opportunities to work with cutting-edge technologies and deliver impactful AI solutions. Key Responsibilities: Develop, train, and deploy machine learning (ML) and deep learning models to solve industry-specific challenges. Design scalable data pipelines and preprocess datasets for training and inference. Collaborate with cross-functional teams to integrate AI models into existing systems. Research and implement state-of-the-art algorithms for areas like NLP, computer vision, predictive analytics, and generative AI. Conduct error analysis and improve models to address bias, fairness, and explainability. Document technical processes and results, ensuring knowledge sharing within teams. What We’re Looking For: Technical Skills: Proficiency in programming languages like Python, R, or Java. Hands-on experience with AI frameworks such as TensorFlow, PyTorch, or scikit-learn. Strong knowledge of data preprocessing, feature engineering, and model evaluation metrics. Expertise in at least one domain: Natural Language Processing (NLP) Computer Vision Reinforcement Learning Generative AI (e.g., GPT, Stable Diffusion) Familiarity with cloud platforms (e.g., AWS, Google Cloud, Azure) for model deployment. Strong grasp of mathematics and statistics (e.g., linear algebra, probability, optimization). Soft Skills: Ability to explain complex AI concepts to non-technical stakeholders. Strong problem-solving and critical-thinking skills. Passion for continuous learning and staying updated with the latest AI trends. Requirements Preferred Qualifications: Bachelor's or Master’s degree in Computer Science, Artificial Intelligence, Data Science, or a related field. Industry certifications in AI/ML (e.g., AWS AI/ML Certification, Coursera AI Specializations). Previous experience in sectors like healthcare, finance, retail, or autonomous systems is a plus. Benefits Exposure to international markets and the opportunity to work with a diverse team Flexible remote working arrangements Innovative environment At Substance, we’re all about action, not just talk. If your profile aligns with what we need, you’ll hear from us within 1-2 weeks. If not, no fluff—just know we value your interest and will keep you in mind for future roles where your skills can make an impact. We focus on real connections and meaningful matches, so when the right opportunity comes, we’ll be ready to make it happen. Getsubstance.co Pte. Ltd. | EA License No: 24C2398

Human Resources Contractor Confidential Employer We are seeking an experienced HR Contractor to support our organization on a 3–6 month assignment. This role requires strong generalist knowledge and the ability to step in quickly to manage a wide range of HR functions. Key Responsibilities: Oversee daily HR operations across recruitment, onboarding, employee relations, and compliance. Provide guidance on HR policies, procedures, and best practices. Support managers and employees with HR-related inquiries. Ensure compliance with employment laws and internal standards. Contribute to a positive and professional workplace culture. Qualifications: Previous HR generalist/manager-level experience required. Strong knowledge of HR practices and employment law. Excellent interpersonal and communication skills. Ability to manage priorities in a fast-paced environment. Available for a 3–6 month contract commitment. We Offer: Competitive compensation. Opportunity to make an immediate impact. Collaborative and supportive work environment. If you are an HR professional ready to take on a short-term leadership opportunity, we invite you to apply.

Engineer Solutions that Empower Students  Are you passionate about technology, troubleshooting, and making an impact in education? MasteryPrep is seeking a Technical Support Engineer to provide high-quality support to both internal teams and external users, ensuring seamless operations across our technology platforms. Join a team dedicated to using technology to empower educators and students nationwide. In this role, you will serve as a key technical resource for our customers, troubleshooting and resolving complex issues across full-stack web applications. You’ll use modern developer tools, databases, and reporting systems to diagnose problems, ensure smooth integrations, and deliver timely solutions. This hands-on position involves collaborating closely with development, QA, and product teams to reproduce and resolve defects, maintaining application stability, and driving continuous improvement. Success in this role requires both strong technical expertise and clear, empathetic communication, ensuring that every customer interaction leads to a reliable and positive experience. Key Responsibilities: Serve as the primary point of escalation for customers issues, addressing their technical inquiries and issues related to full-stack technologies. Provide timely troubleshooting and resolution of customer-reported bugs in web applications built with TypeScript and React. Diagnose and resolve database-related issues in PostgresSQL and Firestore, ensuring data integrity and performance optimization. Document, track, and escalate customer-reported bugs using Gitlab. Collaborate with development teams to reproduce, diagnose, and resolve software defects Lead maintenance engineering. Work closely with cross-functional teams, including development, QA, and product management, to resolve complex technical issues. Communicate effectively with customers, providing updates on the status of their requests and issues in a clear and timely manner. Gather feedback from customers to improve the support process and contribute to product enhancements. About MasteryPrep Nearly 90% of low-income students graduate high school without a college-ready ACT or SAT score. MasteryPrep’s mission is to level the playing field in education by offering the most effective test preparation available – made accessible to all students.  Through more than 10 successful years of partnering with school districts and institutions on college readiness services and resources, MasteryPrep has surpassed one million students served since the company’s founding in 2012.  MasteryPrep increased its student outreach by 70 percent in 2021 and is ranked among the Inc. 5000 “Fastest Growing Companies,” featured by “Entrepreneur 360,” and selected among the “Growth Leaders” by Louisiana Economic Development. Requirements Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent experience) 2+ years experience as a full-stack engineer Strong knowledge of Google Firestore, PostgreSQL, TypeScript, JaveScript, and React Experience with SSO,  specifically with Security Assertion Markup Language (SAML) protocols Proficient in integrating Learning Tools Interoperability (LTI) standards  Skilled in integrating with Student Information Systems (SIS)  Familiarity with rostering and integration services in education technology (e.g., Clever, ClassLink, Schoology) Excellent problem-solving and troubleshooting skills Ability to work independently and as part of a team in a fast-paced environment Strong communication and collaboration skills Familiarity with compliance standards such as FERPA, COPPA or PCI DSS preferred Knowledge of secure coding practices and application security testing techniques preferred Benefits $75,000-$85,000 starting salary based on qualifications  Opportunity to work with cutting-edge technologies in a collaborative environment Flexible work hours and remote work environment Professional development opportunities and reimbursement for certifications and training  Company-sponsored social events and team-building activities Employee benefits eligibility (health, disability, AD&D, life insurance) Matching 401k Paid time off Generous paid holidays

Company information: A-1 Precision, Inc. is a CNC machine shop with over 50 years of stellar performance. Our values and high standards of excellence are critical to the operation of our business. We are an Essential Company. Description of role: We are looking for qualified CNC machinists with experience in CNC Lathes, Horizontal or Vertical Machining Centers. This candidate will perform under limited supervision and be responsible for the set-up and operation of various shop machinery for parts production, utilizing drawings/prints, programming instructions and inspection conformance measures. *****Work schedule: Days!!! 6:30am - 5:00pm Monday through Thursday with overtime available on Fridays Job Type: Full-time *****Benefits: *Comprehensive medical/vision coverage for employees after 60 days *Upgraded medical and dental coverage, as well as dependent medical coverage, available at additional cost after 60 days *401k plan available after one year of employment *Paid holidays (8) *Paid sick time (accrued at 1 hour per 40 hours worked) *Paid vacation *Weekly overtime availability *Relaxed environment that encourages self-management and independence *****Salary: Competitive and motivated market-based salary depending on experience *****Tasks: *Perform machine set-up, load and measure tooling *Work from prints and/or drawings to produce a wide variety of products *Perform high-tolerance production-style machining using GD&T and in-process inspection methodology *Check height, depth and thickness of parts using micrometers, dial indicators, calipers, gauges and other precision measurement equipment *Produce precision parts within the time constraints listed on the job traveler *Perform routine maintenance per machine requirements *Maintain personal quality tooling and accurate record keeping *****Skills and requirements: *Graduate of a technical school, full apprenticeship program or comparable demonstrated experience *Demonstrated ability to create products requiring exacting tolerances *Read and understand G and M code *Read and understand blueprints and drawings as well as trigonometry *Demonstrate a high level of detail attention *Ability to lift frequently up to 10 pounds (occasional lifting of up to 50 pounds) *Ability to work independently, responsibly, and reliably *Proficiency with inspection tools *Must have your own machinist tools and basic inspection tools (calipers, micrometer, dial indicator...available for purchase on site) *Must pass drug test prior to hire

Location: Las Vegas, NV Expected pay amount: $25.00 USD Per Hour Schedule: Multiple shifts/schedules available Assignment length: 6 month rolling contract (no end date) Job description JHCareers is helping an innovative, on-demand autonomous ride-hailing company hire a TeleOperations Operator to support its growing fleet of autonomous vehicles. This role is critical in ensuring the smooth operation of self-driving technology by monitoring vehicles, providing remote assistance when needed, and contributing to the ongoing improvement of the TeleOperations system. As a TeleOperations Operator, you will be the “human-in-the-loop,” bridging the gap between autonomous driving systems and real-world scenarios that require intervention. This position is perfect for candidates with a strong technical aptitude, excellent situational awareness, and the ability to remain calm under pressure. Various Shifts Available: Hours: 10:00 AM - 6:30 PM OR 5:30 PM - 2:00 AM Days: Multiple Shifts Available As a TeleOps Operator, you'll: Oversee a fleet of autonomous vehicles in real-time, providing remote guidance when necessary to ensure safe operation. Take control of vehicles in complex scenarios, following strict safety protocols and regulatory guidelines. Assist in gathering performance metrics and reporting observations to improve system functionality. Work cross-functionally to provide feedback on TeleOps tools, usability, and overall system performance to enhance the operator interface. Follow company protocols and regulatory requirements to maintain high operational standards. Commitment: This is a full-time, 6-month ongoing contract position. It will be onsite and available to candidates who are local to the Las Vegas, NV area. Requirements Requirements Excellent driving history and no criminal history 2+ years of experience in operations, technical support, software testing, or a similar field Comfortable working with Windows and Linux operating systems; basic understanding of QA testing principles. Excellent written and verbal communication skills Willingness to work flexible shift hours Bonus Qualifications: Experience with QA testing or working in the autonomous vehicle industry Bachelor’s degree in STEM, analytics, or related field Basic understanding of data analysis to help build out and analyze metrics Strong familiarity with video game-style controls or simulation software. Benefits Benefits: Pre-tax commuter benefits Employer Subsidized healthcare benefits Flexible Spending Account for healthcare-related costs Employer covers all costs for short and long term disability and life insurance 401k package

Ready to earn great money without needing any experience? We’re bringing dependable people on board as General Helpers for immediate work opportunities. If you’re motivated and reliable, this is your chance to earn up to $3,000 each week with flexible hours and weekly pay. APPLY HERE & START TODAY Your Role Includes: • Assisting with simple tasks and light labor • Keeping work areas neat and organized • Supporting team members as needed No special skills are required—just show up ready to work, follow easy instructions, and bring a positive attitude. Full training is provided so you can hit the ground running. Why Join Us? ✔️ Up to $3,000/week – paid out weekly ✔️ Flexible hours – work when it suits you ✔️ Quick start – training and work available immediately CLICK HERE TO APPLY & GET STARTED Don’t miss this chance to earn steady money and join a team that values hard work and reliability. Positions are filling fast, so apply today and get started right away!