Empregos de ruby on rails api engineer em Lisboa

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for an AI Evaluation Engineer based in Portugal. As a founding AI Evaluation Engineer, you will design and build the evaluation, testing, and observability infrastructure that ensures production-grade AI agents perform reliably,...

AI QA Automation Engineer Lisbon (Hybrid) Granter is building an AI Grant Consultant, an AI agent that handles grants for your organization, end-to-end. It helps companies discover funding opportunities, draft stronger proposals faster, and manage funded projects after approval. Our mission is to enable businesses of all sizes to leverage incentives to...

Senior Site Reliability Engineer Empresa : Claranet Tipo de Emprego : Periodo Integral Lisbon, Portugal Descrição do Emprego - Senior Site Reliability Engineer We're fast learners, hard workers, natural collaborators... and we Make Modern Happen! Our ambition is to unlock the potential of our digital world so that organisations everywhere can innovate...

Xpertsoft in Portugal seeks a Senior GenAI Software Engineer to design, develop, deploy and maintain production-ready GenAI applications, including AI assistants and RAG systems. You will build Python backends, APIs and client integrations. Lead end-to-end from discovery to production, focusing on LLM integrations, embeddings, vector databases and context...

Why A365 Software Engineering? Build the cloud platform that’s transforming electronics design. Altium 365 for cloud lets design engineers communicate, collaborate and bring their ideas to market more efficiently than any platform in the industry. We are looking for a Senior Product Security Engineer to extend our Product Security capability with a...

Based in Portugal, Wire IT is your specialized IT consulting partner with 18 years of experience driven by an experienced and senior team that helps clients make the right decisions in a fast-moving market. Wire IT's ambition is to grow while keeping true to its nature: agile, people-centered, and fun. As we like to say: It's not only what we do, it's...

Job Description Salesforce is hiring Senior Forward Deployed Engineers — the Technical Builders, responsible for deciding that leads who design, build, and deploy the most complex agentic AI solutions directly inside enterprise customer environments. You'll lead technical delivery on your team, mentor the next wave of engineers, and set the engineering...

Become our new Forward Deployed Software Engineer (all genders) As a Forward Deployed Software Engineer, you will work directly with customers to transform complex business problems into robust, production-ready software. You combine strong software engineering skills with product thinking, customer collaboration, and an ownership-driven delivery mindset....

## Principal AI EngineerApply: Portugal - Lisbon: Full time: Posted Today: R1765**There are NO limits to your career: come shape the future and be part of a truly unique global culture at OutSystems!****Role Overview** Come shape the future of software creation and be part of a truly unique global culture at OutSystems! As an AI Software Developer on our AI...

There are NO limits to your career: come shape the future and be part of a truly unique global culture at OutSystems! Role Overview Come shape the future of software creation and be part of a truly unique global culture at OutSystems! As an AI Software Developer on our AI Product Development Lifecycle (PDLC) team, you will design and evolve the internal...

Mercell is seeking a Senior Software Engineer to join our engineering team. In this role, you'll be instrumental in developing and optimizing applications within a cloud-native architecture. If you're passionate about building secure, scalable, and high-performance software solutions, and thrive in a collaborative, innovative environment, we encourage you to...

Who we are BYD Group is a leading, high-tech multinational, based in Shenzhen, China. Operates in four core fields of IT, automotive, new energy, and rail transit and employs over 300,000 people worldwide. At BYD Iberia, we are redefining the future of mobility. As part of the world´s leading New Energy Vehicle company, we are committed to building a...

ОписаниеSiemens Global Business Services (GBS) enables Siemens units worldwide and external customers to accelerate their business transformation into a sustainable and digital future. Our portfolio comprises services driven by expertise and the latest technology – with a strong focus on innovation and digitalization in areas like Finances,...

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation,...

Overview You’ll be an early foundational hire with the chance to shape how go-to-market works at Numo from day one. You’ll work on a meaningful fintech problem, helping modern finance teams manage cash with more intelligence and less manual effort. You’ll have broad ownership, a clear tools budget, and the freedom to build the systems you believe will...

Cloudflare ·United States, Lisbon, Portugal Job Description About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare...

Cloudflare ·United States, Lisbon, Portugal / London, United Kingdom Job Description About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500...

About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without...

About Block Labs Block Labs is a premier technology studio operating at the bleeding edge of Web3, Artificial Intelligence, and iGaming. We don't just ship features; we engineer high‑scale, production‑grade platforms that power the next generation of digital products. We are a collective of senior engineers, product strategists, and builders who refuse...

Expected experience - More than 3 years of experience in the Machine Learning field. - English proficiency should be at least B2 level. - Work model: 2 days per week in the office in Lisbon What You'll Own - Deployment pipeline execution - Production model management - Monitoring and alerting - Production performance optimization - Retraining...