react English-speaking jobs in Espinho

Lead a team of backend engineers, ensuring timely delivery of high-quality releases. Actively write, review, and refactor code, participate in agile ceremonies, and design solutions.

Senior Backend Developer will design, develop, and maintain backend systems with a focus on integrations, ensuring high performance, scalability, and reliability. Responsibilities include taking ownership of features from design to production monitoring, collaborating with Product Managers and Engineers, and designing and implementing event-driven architectures.

Sales Assistant to support sales strategy, achieve annual sales objectives, and manage customer relationships. Responsibilities include inventory control, delivery coordination, order processing, supplier management, and handling customer claims.

Senior Solutions Architect to design, maintain, and secure large-scale solutions within the aviation and travel technology ecosystem. Responsibilities include designing secure AWS and hybrid infrastructures, implementing security monitoring, and enforcing security policies. Requires +5 years of experience in Software Security, Application Security, or Infrastructure Security, strong AWS and cloud security knowledge, and experience with SDL/SSDLC.

Develop and maintain a full stack access management application using Ruby on Rails and React. Implement backend services, frontend components, and service layers. Collaborate with cross-functional teams to deliver high-quality features.

Senior Civil Engineer to lead and contribute to urban hydraulics, water resources, and agricultural hydraulics projects. Requires a Master's degree in a relevant field, 5+ years of experience in hydraulic project design, and proficiency in Microsoft Office and AutoCAD. Fluency in English is mandatory.

Revolut seeks a Mid-Market Account Executive to activate new customers in the Czech market. You will prospect, qualify, and close deals with mid-market accounts, matching customers to the best Revolut plan based on their needs.

Senior Frontend Engineer will develop modern front-end applications using React.js, design UI components, and integrate with RESTful APIs. Requires a Bachelor's degree in Computer Science or related field and 5+ years of front-end or web development experience.

AI-first UX/UI Designer needed to design exceptional user experiences using generative AI tools. Must have 3-5 years of web design experience, a strong portfolio demonstrating business impact, and expert Figma proficiency. Hands-on experience with GenAI design tools (e.g., Figma AI, Nano Banana, Vertex AI, Midjourney) is required.

Senior recruitment professional to drive business growth and deliver recruitment solutions in the Portuguese market. Combines business development, full-cycle recruitment, and client relationship management.

Full Stack Developer (Backend Focus) for a remote-first software house. 2-3+ years of Java backend development experience with Spring Boot required. Familiarity with CI/CD pipelines and a cloud platform (AWS, GCP, Azure) is necessary.

Tableau Developer needed for a hybrid role in Lisbon. Requires 2+ years of experience, proficiency in Tableau Desktop and Server, strong SQL skills, and experience with Python and ETL processes.

Aubay Portugal seeks an IBM/webMethods API Developer with 3+ years of experience in project-based environments. Expertise in webMethods (API Gateway, Integration Server, Universal Messaging), REST and SOAP API development, and integrations with SAP, JDBC, and Salesforce is required. Knowledge of the ELK stack and fluency in English are also necessary.

Experienced Java Developer with C# knowledge sought for a high-impact FX eTrading project. Develop and maintain a core trading platform, contribute to low-latency systems, and collaborate with traders and global teams.

Campaign Manager Trainee will analyze data, collaborate with clients, and develop winning digital marketing strategies. Requires a degree in a related field, strong analytical skills, and fluency in English.

Neotalent Conclusion seeks a Telcos Business Analyst to join a leading telecommunications company. The role involves analyzing digital journeys, monitoring performance, defining success metrics, and collaborating with stakeholders. The ideal candidate has a Bachelor's degree in Computer Science or equivalent, 3+ years of experience as an Analyst in IT delivery projects, and strong functional background in Telecommunication Support Systems.

The Executive Housekeeper manages all Housekeeping functions and team members onboard, ensuring cleanliness and presentation standards meet brand specifications. Responsible for leading, motivating, and training a team, overseeing laundry operations, managing budgets, and achieving guest satisfaction goals. Requires 5-7 years of experience managing housekeeping and laundry operations in large hotels or cruise lines, supervising teams of 70+ employees, and managing budgets exceeding $1M annually.

Business Development Manager to drive growth by identifying and developing new commercial opportunities in the biotech and life sciences sectors. Manage the full sales cycle, build client relationships, and collaborate with internal teams.

Senior Data Scientist will partner with marketing and product teams to define data metrics and analyses to drive strategic decisions. Responsibilities include creating, monitoring, and improving statistical models for marketing spend optimization and product growth. The role requires expertise in Python or R, SQL, and cloud platforms.

Senior React Developer to develop and maintain scalable web applications using React. Experience with state management libraries, API integrations, and AI tools is required. Must have strong JavaScript (ES6+) skills and be able to work in a hybrid environment.