react English-speaking jobs in Guimarães

We are seeking a ReactJS, Ruby on Rails and React Native Developer (Mid or Senior-Level!) in Lisboa, Munich & Naples. Responsibilities include building software, collaborating with teams, and contributing to product growth. Qualifications for JavaScript Developers include experience with ReactJS, Redux, and PWA development. Ruby on Rails Developers should have experience with Ruby, the Ruby on Rails framework, and server-side HTTP. Both roles require strong testing practices, knowledge of SQL, and proficiency with Git and open-source tools.

We seek three digital marketing experts with native or fluent Brazilian Portuguese to develop and manage paid advertising campaigns for the Brazilian market. Must have solid experience in Paid Ads (PPC, Display, Social Media) and strong analytical skills.

Fuseproject seeks a Marketing and Communications Manager to execute and optimize marketing initiatives across digital channels, content, and outreach. This role focuses on providing clear performance insights and recommendations. The ideal candidate will track outreach activity, contribute to pipeline tracking and reporting, and manage the PR partner relationship. Responsibilities include developing and publishing content, preparing performance reports, and supporting website updates and SEO optimization.

Provide customer support via multiple channels in German and English. Fluent German and minimum B2 English required. On-site role in Lisbon with rotational shifts.

Provides home respiratory care services including oxygen therapy, aerosol therapy, and other treatments. Implements company procedures and delivers daily service information. Requires a high school diploma and experience in patient care.

Customer Service Travel Coordinator provides travel planning assistance and exceptional customer service via phone, email, and online platforms.

Leads high-performing engineering teams in a fast-paced, agile environment. Drives continuous improvement in software development processes and system performance. Collaborates with product and stakeholders to ensure alignment and unblock teams.

Provide customer support via phone, email, and chat in French or Danish (C2) for an onsite project in Lisbon. Must have good English (B2 minimum), strong communication and problem-solving skills, and a customer-focused mindset.

Transcribe unscripted telephone conversations into verbatim text, segmenting audio into 15-second chunks and maintaining a Word Error Rate below 5%.

SuccessFactors Consultant specializing in Employee Central & Onboarding for international implementation projects. Minimum 2 years' experience required, expertise in SuccessFactors Onboarding (mandatory), Employee Central knowledge is a plus. Fluent English required.

The International Iberian Nanotechnology Laboratory (INL) seeks a Project Implementation Officer to support the implementation and growth of semiconductor-related initiatives under the CHIPS Joint Undertaking (CHIPS JU). The role will focus on building and managing relationships with industrial stakeholders, supporting the deployment of CHIPS JU-related infrastructures, and facilitating collaboration between industry and INL's scientific and technological teams.

FlowDesk CX seeks Dutch Customer Excellence Experts to provide remote support for premium global brands. Must have native or C1 Dutch and strong English (B2), a valid Portuguese work permit, and a solution-oriented mindset.

Mendix Developer to design, implement, and integrate Mendix applications for a technology company. Requires 3+ years of Mendix experience, Mendix Advanced Developer certification, and proficiency in Java, JavaScript, HTML5, CSS, and REST APIs.

Post-Doctoral Researcher to develop place-based territorial intelligence for low density regions. The candidate will analyze data, identify indicators, and contribute to the design of a territorial satellite account.

Data Scientist (Reinforcement Learning) will design and implement statistical models and real-time decision engines for dynamic pricing. Responsibilities include developing regression models, applying scalable inference methods, extending bandit algorithms, and deploying models in production.

Senior Product Manager to define and drive product strategy, vision, and roadmap. 5+ years of product management experience, preferably in digital or gaming industries. Strong analytical skills and experience in data-driven decision-making. Bachelor's degree in a related field (Master's preferred).

Develop and deliver branded content solutions for clients. Collaborate with commercial teams and stakeholders to create impactful campaigns. Manage projects, meet deadlines, and ensure quality output.

Solutions Architect needed to translate product vision into scalable technical solutions. Collaborate with Product, Architecture, and Engineering teams to assess requirements, define solutions, and ensure consistency across platforms.

Java Senior Developer/Lead with 5+ years of experience in Java Backend development (Java >= 8), Spring/Spring Boot, RDBMS, JPA, Hibernate, and Application architecture (MicroServices). Experience with CI/CD, Angular, AWS, Agile (Scrum), and English (B2 level) required.

Senior Talent Acquisition Partner will execute recruiting plans, manage the full recruitment lifecycle, and partner with hiring groups.