Empregos de ruby em Porto

Overview About Cleo: At Cleo, we're not just building another fintech app. We're embarking on a mission to fundamentally change humanity's relationship with money. Imagine a world where everyone, regardless of background or income, has access to a hyper-intelligent financial advisor in their pocket. That's the future we're creating. About the Company: Cleo...

Evil Martians is hiring a fully remote Ruby Backend Engineer to join our distributed team. We offer a gross annual salary of $65K–$110K, with relocation support to Portugal and a strong emphasis on async communication and work-life balance. We value performance optimization, PostgreSQL mastery, and a polyglot mindset across Go, TypeScript, Elixir, and...

Visma is not just your average company –we're a leading Norwegian player in the mission‐critical business software scene, making a real impact. Picture us as the folks who find, build, and deliver software that genuinely makes life better for millions of people worldwide.Our software?It's the magic wand thatsimplifies and automates those tricky work...

A tech innovator company is seeking a Freelance Software Developer (Ruby) to work on advanced AI projects in a remote capacity. The ideal candidate should have a Bachelor's or Master's degree in Software Development or similar, along with 3+ years of experience in Ruby and ecosystem tools. You will contribute to enhancing AI models by designing prompt...

A global AI consultancy is seeking a Freelance Software Developer (Ruby) to collaborate on innovative AI projects. This remote position requires at least 3 years of Ruby experience and familiarity with tools like RSpec and Bundler. You will generate prompts for AI, define scoring criteria, and improve model responses using your domain expertise. The role...

A global AI consultancy is seeking a Freelance Software Developer (Ruby) to collaborate on innovative AI projects. This remote position requires at least 3 years of Ruby experience and familiarity with tools like RSpec and Bundler. You will generate prompts for AI, define scoring criteria, and improve model responses using your domain expertise. The role...

Freelance Ruby Software Engineer needed to work on AI projects, generating prompts and improving model responses. Flexible hours, remote.

A remote-first tech consultancy is seeking a Ruby Backend Engineer to join their distributed team. In this role, you'll collaborate with startup founders, work on back-end solutions, and lead new projects. The ideal candidate will have expertise in Ruby on Rails and performance optimization, as well as knowledge of relational databases like PostgreSQL. This...

A tech innovator company is seeking a Freelance Software Developer (Ruby) to work on advanced AI projects in a remote capacity. The ideal candidate should have a Bachelor's or Master's degree in Software Development or similar, along with 3+ years of experience in Ruby and ecosystem tools. You will contribute to enhancing AI models by designing prompt...

Remote Ruby Backend Engineer wanted by Evil Martians to build web applications and developer tools. Requires Ruby/Rails expertise, performance optimization, and database mastery. Focus on product ownership and async communication.

A leading software company is seeking a Developer to maintain and enhance their platform. Ideal candidates should have at least 4 years of experience, proficiency in Ruby on Rails, and strong communication skills. You will collaborate closely with the technical team and ensure seamless app functionality. This role offers a flexible work environment with a...

Freelance Software Developer (Ruby) - AI Trainer 4 days ago Be among the first 25 applicants This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English proficiency. At Mindrift, innovation meets opportunity. We...

A scaling software company is hiring a Senior Ruby on Rails Developer for their fully remote engineering team, focused on building a modern platform used globally. The role requires 5+ years of Ruby on Rails experience and strong fundamentals in HTML, CSS, and JavaScript. Responsibilities include designing new features, maintaining applications, and...

Lead the design and development of scalable, secure, and maintainable payment solutions for a French fintech leader. Requires PHP, Vue.Js, leadership, and fluency in French and English.

Freelance Ruby Software Engineer needed to work on AI projects, generating prompts and improving model responses. Flexible hours, remote.

Full-Stack Software EngineerLocation: Global, Fully RemoteJob Type: Contractor | ~15 hours/weekSchedule: FlexibleWe're looking for experienced Full-Stack Software Engineers to support an AI training project focused on software development, debugging, code evaluation, and technical problem-solving.Key ResponsibilitiesDevelop and debug front-end and back-end...

Ruby on Rails - ReactJS developer (m/f/d) - Remote | Mid-Senior Level Are you looking for a new challenge and exciting projects in an outstanding team? We are looking for a ReactJS, Ruby on Rails and React Native Developer (Mid or Senior-Level!) in Lisboa, Munich & Naples. Since we are a remote first company (originally located in Munich, Germany) consider...

Seeking a remote Ruby Developer with 3+ years of experience to enhance AI models by designing prompt variations and collaborating with engineers. Bachelor's or Master's degree required.

Seeking a mid-senior Ruby on Rails Engineer with 4+ years of experience to maintain and enhance a software platform, ensuring app functionality. Role requires strong communication and collaboration skills.

A global AI consultancy is seeking a Freelance Software Developer (Ruby) to collaborate on innovative AI projects. This remote position requires at least 3 years of Ruby experience and familiarity with tools like RSpec and Bundler. You will generate prompts for AI, define scoring criteria, and improve model responses using your domain expertise. The role...