Ruby Backend Developer - 2561+ vagas

PrimeIT

Seeking a Senior Back-End Developer with C#/.NET and cloud experience for an international project.

PrimeIT

Seeking a Senior Backend Developer with C#/.NET, Cloud, and microservices experience. English B2 required. Hybrid work in Lisbon.

Fundraiseup

Language: Russian-speaking team We’re Fundraise Up - a global fundraising platform built to make donating to nonprofits fast, seamless, and accessible to all. Every month, our technology powers tens of millions of dollars in donations across the globe. We focus on innovation that directly impacts re

DataSmart

Desenvolvedor Ruby on Rails em Lisboa para projetar e manter APIs RESTful, integrar tarefas em segundo plano e trabalhar com bancos de dados. Requer mais de 4 anos de experiência, proficiência em Next.Js e React, e fluência em Português e Inglês.

We’re looking for a Senior Java Backend Developer to join an international retail project, working 100% remote from Portugal. You’ll help design, build and maintain scalable backend services used by thousands of users every day. Requirements - 7+ years of experience as a Java Backend Developer - Str

DataSmart

Tel.: +351 214 171 161 - Lisboa Tel.: +351 ماكينة 253 120 734 - Braga Fax: +351 214 177 610 (Chamada para a rede fixa nacional) (Call to the national fixed हों network) About Us: DataSmart is a Portuguese company, positioning itself as a consulting company of excellence, with over 20 years of existe

Elevus

Estamos a contratar: Java Backend Developer Localização: Porto És apaixonado por tecnologia e estás pronto para fazer crescer a tua carreira num ambiente dinâmico e colaborativo? Estamos à procura de um Java Backend Developer para se juntar à nossa equipa da área tecnológica! Estamos à procura de um

Hexa Consulting

We are looking for a .NET Backend Developer to join our Client's team on a hybrid working model. At Hexa Consulting, we are more than an IT consulting company — we are a place where technological talent grows. Based in Portugal, we value transparency and a people‑first approach, helping professional

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

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

Körber

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

Körber

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

Backend Developer needed to extend and maintain the backend stack, working remotely with AWS and the existing tech stack.

ABOUT THE OPPORTUNITYJoin a forward-thinking technology consultancy where collaboration and engineering excellence drive innovation. We're seeking experienced Backend Developers with a passion for solving complex problems using modern Java and Spring Boot. This role offers you the opportunity to tak

CEiiA // Centre of Engineering and Product Development

A leading tech consultancy is seeking a Backend Developer experienced with the MERN stack for a hybrid role in Porto. The ideal candidate has over 3 years of backend development experience, strong expertise in MongoDB, and proficiency in RESTful API design. You will work within a product-led tech te

Backend Java Developer role focusing on Java, Terraform, Kubernetes, Kafka, GraphQL, GitHub, and Microsoft Azure. Requires 5+ years of experience and fluency in English.

A leading tech company in Portugal is seeking an experienced Senior Backend Java Developer to work on challenging projects. You will collaborate with agile teams to develop modern cloud solutions using advanced technologies. Ideal candidates have 5+ years of Java backend experience and expertise in

3. Middle Backend Developer - Volkswagen Group Services# Middle Backend Developer - Volkswagen Group Services**Volkswagen Group Services**1200-246 Lisbon, Portugal Start Date13/04/2026Volkswagen Group Services is a Volkswagen Group company oriented towards working for Group companies worldwide.We pr

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KCS iT

Java AWS Backend Developer (HYBRID @Lisbon) 5 hours ago Be among the first 25 applicants We’re looking for the special, unique and amazing YOU! @ KCS IT, we look for the ones that stand out, for those that always want to be better and fight for it, and for those who have the same values that we do: