react English-speaking jobs in Espinho

Marketing Manager to own and execute Bybit EU's Portugal marketing strategy, driving eFTD growth and brand presence. Responsibilities include planning and optimizing acquisition campaigns, managing local marketing partners, leading social media and content strategy, and building the Portuguese community. Requires 5+ years of marketing experience, preferably in fintech, with proven user acquisition and growth metrics experience.

Provides technical support and troubleshooting for client advertising products across email and chat channels. Drives customer satisfaction and service quality by resolving queries and collaborating with internal teams. Educates advertisers on product features and common issues. Requires fluency in Italian (C1) and English (B2), a degree in Marketing or related field, and experience in digital marketing and paid campaign management.

Design, develop, and test high-quality Java and Angular applications. Troubleshoot issues, optimize performance, and implement security best practices.

Senior Grower oversees daily cannabis cultivation operations, supervising technicians, managing fertigation systems, and ensuring compliance with established cultivation methodologies and SOPs.

Provide warm, attentive service and create a seamless guest experience from arrival to departure. Have full knowledge of the menu and handle orders and special requests with care.

AI Software Engineer will design and build AI-powered security tools for offensive security use cases. Responsibilities include developing systems for agentic pentesting, red team operations, and AI-assisted code review.

Site Lead responsible for operational oversight of onshore major component exchange sites in Europe. Coordinates subcontractors, internal teams, and ensures compliance with schedules, quality, and HSE standards. Manages site activities, provides reporting, and supports resource planning and workflow optimization. Requires technical background, experience in wind energy, and proficiency in German and English.

Provide application support and root cause analysis for multi-layer applications in financial services. Utilize logs, SQL, JIRA/ServiceNow, and DevTools.

Entry-level painter needed for contract position in Braga, Portugal. Responsibilities include surface preparation, paint mixing and application, and ensuring a high-quality finish. Must have a biometric passport.

Lead Buyer: Optimizes spend across purchasing segments, supports clients with purchasing requests, executes procurement strategies, manages supplier relationships, and tracks savings. Senior Buyer – Logistics: Leads sourcing initiatives in logistics, including freight, warehousing, and distribution. Manages the full tender lifecycle, supports international clients, and develops strategic supplier relationships. Supply Chain Manager – AMGEN: Ensures supply chain management, cold chain logistics, and timely transportation of Amgen shipments. Establishes and maintains networks, documents procedures, and implements distribution solutions. Supply Chain Customer Support: Handles customer queries, analyzes feedback, and collaborates with departments to resolve issues. Media Buyer (Performance Marketing): Scales paid acquisition, manages Meta campaigns, analyzes performance, and identifies growth opportunities.

Mechanical Engineer needed for industrial/manufacturing environment. Requires Bachelor's degree in Mechanical Engineering, 1+ year experience, CAD/CAE proficiency, and strong problem-solving skills.

Develop Java software solutions, design RESTful APIs, and collaborate in agile teams. Minimum 3 years of Java development experience, microservices architecture knowledge, and containerization experience required. Fluency in Portuguese and CPLP nationality or EU work permit needed.

This 12-month assignment focuses on building a Revenue Quality Management (RQM) capability in Europe. As a Marketing Analyst, you will analyze customer, shipment, and commercial data to identify revenue quality opportunities, translate findings into actionable recommendations, and build practical solutions using data and AI-supported tools. Familiarity with FedEx (TNT) data and analytical tools like Power BI, Databricks, or SQL is required.

As BD & Growth Ops Manager, you will own the operational excellence of the growth & BD function for Bolt's Autonomous Mobility division globally. You will build financial models, manage program operations, coordinate partnerships, and analyze commercial data.

Marsh Portugal seeks a Junior Construction Broker to support senior brokers in client portfolio management, risk assessments, and insurance proposal preparation. The role involves designing insurance programs, liaising with insurers, and communicating with clients. Fluency in Portuguese and English is required, along with 1-2 years of experience or a relevant academic background.

Senior .NET Developers will design, develop, and maintain scalable cloud-native applications using .NET and C#. Responsibilities include building RESTful APIs, distributed backend services, and leveraging Azure services. Candidates must have 4+ years of experience with .NET development, C#, .NET Core/ .NET 8, ASP.NET Core, REST APIs, Entity Framework Core, and SQL Server.

Senior Product Designer (UX/UI) to craft exceptional digital experiences. Drive engagement and conversion through user-centric design. Full-time permanent position in Portugal.

Lead the global e-commerce strategy for a luxury consumer brand, driving revenue growth and profitability. Develop and execute customer acquisition, retention, and loyalty programs. Oversee digital performance metrics and manage external agencies to maximize ROI.

Provide clinical support during procedures using Boston Scientific products and educate customers on optimal usage. Collaborate with the field team to identify growth opportunities and contribute to account planning and selling strategy.

Treasury Trainee to create and update supplier accounts, process invoices, analyze cost accruals, and manage vendor queries. Requires a college degree in Business Administration or equivalent accounting qualification, SAP FI experience is a plus.