Ruby, hands-on experience with Ruby testing frameworks (RSpec, Minitest, Capybara) and automation tools. Experience using, integrating, or tutoring others with AI/ML or LLM-powered testing/coding solutions in Ruby projects. Influence how future AI models understand and communicate in your field of e
Remote Freelance Software Developer (Ruby) - Quality Assurance (AI Trainer)We’re looking for a Senior Software Engineer that’ll be focused on our front-end tech stack to help us scale and evolve the web applications that power Kin’s customer and internal experiences. Own the design, development, and delivery of complex front-end features using Typescript, Angular (2+
Remote Senior Software Engineer, Front-End FocusYou should have a deep understanding of software requirements and experience running tests of software applications against specified requirements or objectives. You will work closely with application developers to plan, execute, and report on tests of applications developed and deployed in an AWS c
Remote Quality Assurance Software TesterDesign and maintain automated tests to ensure the quality, performance, and reliability of Kotlin and Android applications. Monitor app behavior in production and use data‑driven insights to guide testing priorities and improvements. Define and improve quality standards across build pipelines, ens
Remote Freelance Software Developer (Kotlin) - Quality Assurance (AI Trainer)Hands-on experience with mobile or front-end development to guide architectural decisions, review mobile platform work, and evaluate tradeoffs in upgrade paths and shared library design. Balance engineering leadership and people management with hands-on technical engagement, maintaining sufficient d
Remote Manager, Software Engineering (Front End Infrastructure)Experience with code review, quality analysis, and identifying/fixing code smells and type issues. 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.
Remote Freelance Software Developer (Rust) - Quality Assurance (AI Trainer)Hands‑on Mobile Development: Design, build, and maintain high‑performance mobile applications adhering to healthcare security and accessibility standards. We are seeking a Sr Mobile Software Engineer to design, develop, and maintain high‑quality mobile applications that help caregivers manage
Remote Sr Mobile Software Engineer, Android lever test random keyword for testingImplement and maintain integrations with the broader AI/ML ecosystem and standards, ensuring that ClickHouse as a technology works seamlessly with popular frameworks and tools. In this role, you will bridge the gap between a high-performance database technology like ClickHouse and AI capabilities, i
Remote Senior Software Engineer (Typescript / FrontEnd) - AI/MLExperience generating and maintaining high-quality documentation for tests, bugs, and technical debt. Influence how future AI models understand and communicate in your field of expertise. Proficient with code review, quality analysis, and identifying/fixing code smells, anti-patterns, and test gaps
Remote Freelance Software Developer (Ruby) / Quality Assurance (AI Trainer)You’ll work primarily in Ruby on Rails (API-first services), building services deployed on AWS, with a strong focus on maintainability, observability, and secure handling of sensitive data. Maintain high standards for observability and reliability, including logging, metrics, alerting, and inciden
Remote Lead Software Engineer - Front Office AI Platform (Ruby on Rails)You will define quality standards, build scalable testing processes, and lead a team of QA engineers — while remaining deeply technical yourself. Define and evolve the company-wide quality strategy across manual and automated testing. Design and maintain scalable automated testing frameworks.
Remote Head of Quality AssuranceAs Kin continues to scale, this role will play a key part in delivering intuitive, performant, and maintainable front-end applications that support both customers and internal teams. Build clean, scalable, and maintainable front-end applications using Typescript and Angular. Front-end applications a
Remote Software Engineer, Front-End FocusMSQ DX is hiring a Front-End Development Manager to partner with our Front-End Staff Developer in leading the Front-End Development practice across the US and Brazil. Lead front-end delivery across multiple concurrent client engagements, enforcing UI architecture standards for scalable and maintaina
Remote Front-End Development ManagerBuild, train, fine-tune, deploy and maintain ML models for AI features. You will design, implement, test, release and maintain new AI features, working closely with product managers, UX designers, data engineers, QA engineers, and others. Create, monitor and troubleshoot backend API services to allo
Remote AI/ML Software Engineer (Remote in Colorado)Marketplaces Data and AI team work on components related to users, listings and marketplace which are foundational to Airbnb, and the quality of their data is critical to the success of our products and business. Collaborate with other product engineers and partners to develop backend to support dat
Remote Staff Software Engineer, Marketplaces & Intelligence Data and AIComputer Science, Software Engineering, Software Development, Computer Engineering, Mobile App Development, Cloud Computing, Data Science, Big Data or other related fields. From coding and automation to fine-tuning AI outputs, you’ll play a key role in advancing AI capabilities and real-world appl
Remote Freelance Software Developer (Java) - Quality Assurance (AI Trainer)Experience generating and maintaining high-quality documentation for tests, bugs, and technical debt. Experience using, integrating, or tutoring others with AI/ML or LLM-powered testing/coding solutions in Ruby projects. Influence how future AI models understand and communicate in your field of expe
Remote Freelance Developer Consultant (Ruby) - Quality Assurance (AI Trainer)In this role, you’ll design and execute manual tests; build, maintain, and improve automation and CI/CD processes; collaborate closely with developers and product teams; and champion modern QA methodologies across the organization. You’ll ensure the quality and performance of our web application
Remote Software Quality Assurance EngineerTest and troubleshoot software and firmware developed for Futurex's line of applications and/or cryptographic devices and report conclusions in a clear and concise manner. Write and maintain testing documentation on subjects including API functionality and software issue creation/resolution. The pos
Software Quality Assurance (QA) Tester