ruby English-speaking jobs in Viana do Castelo District

Support the development of native Android applications for Connectivity products. Contribute to requirements clarification, software prototyping, and design implementation.

Country Marketing Manager for the Netherlands website. Responsibilities include influencer outreach, growth strategy implementation, content creation and localization, and driving traffic to the website. Native Dutch speaker required.

LanguageBridge Solutions seeks a Mandarin-English medical interpreter for full-time remote OPI/VRI. Responsibilities include simultaneous interpretation, understanding medical terminology, and ensuring clear communication between medical professionals and patients.

Research and Development Engineer to conduct research, synthesis, and characterization of graphene solutions for electromagnetic interference shielding. Develop graphene-based technologies tailored to market needs and write technical documentation. Requires proficiency in characterization techniques and software tools. Master's or PhD in a related field.

Regional Payroll Specialist will support European payroll operations by coordinating and processing payroll activities across assigned countries. Requires 3+ years of multi-country payroll experience, ideally within a fast-paced or multi-client environment. Practical experience processing payroll in France and Germany is required.

Leads company-wide efficiency at Sword Health, ensuring every dollar, hire, and process maximizes impact as the company scales globally. Oversees all spend categories, partners with FP&A and budget owners, and builds systems for transparency and accountability. Manages a team to execute automation and process redesign initiatives.

Kraken is seeking a Treasury Capital Product Engineer to design and build a web-based Capital Management Product. This role involves developing REST APIs, data schemas, and user interfaces to transform complex Treasury analytics into clear, usable tools for senior management.

Lead a cross-functional team developing a payment integration platform using Node.js & React. Design, implement, and maintain robust, scalable, and secure solutions. Collaborate with product managers, designers, and stakeholders.

Lead QA for mobile apps, managing the full testing lifecycle. Create test strategies, automation, and quality processes for iOS/Android. Perform manual and automated functional, performance, and security testing.

Senior Fitness Instructor will manage wellness areas, coordinate fitness services, and provide instruction in private and group settings. Requires a minimum of 5 years of experience in a similar role, a recognized Sports Science degree, and proficiency in MS Office. Must have excellent command of English and be highly proactive with strong organizational skills.

Euronext seeks a Project Management Officer Analyst - Trainee to support the PMO Lead and Transformation team. The role involves tracking KPIs, analyzing data, assisting with communication, coordinating workshops, and providing project support. The ideal candidate has a strong interest in project management and IT, with proficiency in Microsoft Office Suite and fluency in Portuguese and English.

Manage international accounts across Europe, onboard new suppliers, and develop strategic relationships. Support supplier sales and operational KPIs. Requires sales experience, negotiation skills, data analysis, and fluency in Portuguese and French.

The Sustainability Technician will ensure compliance with sustainability regulations and ISO 14001 standards. Responsibilities include coordinating sustainability activities, managing KPIs, conducting audits, and collaborating with authorities. Requires a Bachelor's degree in Environmental Engineering, fluency in Portuguese and English, and 2+ years of experience.

Sales & Marketing Assistant to support brand growth, sales, and content creation. Responsibilities include campaign management, content optimization, press outreach, and data analysis. Requires a BS/MS in Marketing or Management, B2B/B2B2C experience, email marketing knowledge, SEO understanding, and fluency in Portuguese and English.

Senior Security Operations Engineer will lead and contribute to the design, building, and operation of a world-class Security Operations Center. Responsibilities include security monitoring, threat hunting, response, security engineering, software development, and site reliability engineering.

Project Manager to coordinate Visa and Mastercard payment system initiatives, including memberships, certifications, and operational support. Requires 3+ years of project management experience, strong understanding of Visa/Mastercard systems, and proven experience delivering acquiring platform projects.

Designs, develops, and executes automated and manual test cases for OSS/NMS applications. Validates REST APIs, SOAP services, and JMS-based integrations. Performs database validation and data consistency checks.

Process Manager analyzes and improves company processes, supports certifications, conducts audits, and assists with project documentation. Requires a university degree, experience as an internal auditor, and expertise in ISO 9001, ISO 27001, and TISAX.

Manage a multidisciplinary team of backend and frontend engineers, driving the delivery of impactful projects. Provide technical guidance and mentorship, fostering a culture of ownership and continuous improvement. Collaborate with Product and Design to define problems, validate solutions, and measure outcomes.

Senior Front End Developer sought for remote position. Requires expertise in JavaScript, TypeScript, React, Tailwind CSS, Axios API, RESTful APIs, and authentication systems. Experience with E2E testing, Git, and Agile methodologies is preferred.