react English-speaking jobs in Espinho

Freelance Search Marketing Specialist needed for multilingual digital marketing projects. Utilize language expertise to optimize content, conduct keyword research, and adapt campaigns. Native proficiency in a language plus English fluency required.

WeMaintain is seeking a Senior Product Manager – Discovery & Experience to join our Product Engineering team in Europe (remote-friendly). You will turn operational opportunities into product bets that improve Service performance, revenue, and efficiency. You will own the shaping and solution-definition phase of our initiatives, ensuring that when the team builds, they build the right thing, for the right reason, with a coherent end-to-end experience.

Senior Fullstack Developer needed with strong Java experience and proficiency in Node.js and TypeScript. Must have 5+ years of software development experience and be comfortable working in a full-stack environment. Fluency in English is required.

We are seeking a Fullstack .NET Developer with 3-5 years of experience. Responsibilities include designing, developing, and implementing new features for software applications, providing technical support, and working with cross-functional teams. Required skills include solid experience in C#, .NET Core, .NET Framework, JavaScript, HTML, CSS, API integrations, and incident analysis.

Data Engineer with 3+ years of Python/PySpark and ETL experience needed to build data solutions and user interfaces. Develop ETL pipelines, data models, Power BI dashboards, and RESTful APIs.

Senior Product Software Engineer (Golang) will contribute to the development of the Kyte product, a SaaS-based invoicing tool. Responsibilities include designing and implementing new features using Go, collaborating with cross-functional teams, and ensuring code quality.

Technical expert with 5+ years of QA engineering experience, specializing in mobile QA and Kotlin, sought to create educational content for software developers. Must have hands-on experience with AI-assisted QA tools and a proven track record in tech leadership or mentoring. Fluent English required. Part-time, 10-15 hours per week.

SAP PP/DS Consultant will collaborate on Production Planning projects and support the rollout of the Group Template model. Responsibilities include leading APS initiatives, enhancing the Advance Planning Group Solution, and coordinating external consultants. Minimum 5 years experience as a SAP PP/DS consultant and a Bachelor's degree in Engineering are required.

Junior Software Engineer will join a product development team focused on business growth initiatives, including plans and pricing, trial and payment experiences, and customer onboarding. Collaborate with product managers, designers, and engineers to innovate and deliver value.

The Energy Year seeks a Global Sales and Business Development Executive to lead sales meetings with top executives and government leaders, build client relationships, and deliver sales campaigns. Must have a background in international business, communications, economics, or related fields, fluency in English, and 1-3 years of relevant experience.

Jobbex seeks an AS400 Architect to design, maintain, and optimize IBM i architectures. Requires 7+ years of experience with RPG, CL, COBOL, DB2, and APIs. Proven experience in modernization projects and strong communication skills are essential.

Junior Data Analyst & Automation Operations will manage automation platforms, clean and transform data, build automated reports, and carry out ad-hoc and recurring analysis for projects.

Lead global paid search strategy across multiple platforms for a rapidly growing digital services provider. Manage a team, optimize multi-million dollar budgets, and drive performance in the iGaming sector.

Senior SAP ABAP Consultant with +4 years of experience in UI5/Fiori Development and ABAP O-O. Must have experience in SAP modules like FICO and MM, CDS ABAP development, and UI5/Fiori Elements. Requires strong teamwork skills and experience in support, project management, and implementations. Fluent English required.

Lead the technical design and architecture of OutSystems solutions, ensuring scalability, performance, and maintainability. Act as a technical reference for the development team, providing guidance and best practices. Collaborate with stakeholders to translate business requirements into robust technical solutions. Support and contribute to integrations with external systems, particularly using SOAP APIs.

This role supports the Sustainability Practice by developing and deploying solutions, conducting analysis, and contributing to practice strategy and reporting. The Practice Consultant will work with clients and case teams to leverage technology solutions and drive business outcomes.

Design and develop AI applications and pipelines using frameworks like Claude Agent SDK, CrewAI, LangChain, and LlamaIndex. Build textual and visual RAG systems and chatbots to optimize workflows. Integrate and scale AI solutions in collaboration with cross-functional teams.

Supervises a team of operational and/or clerical employees or contractors providing support for cash application, invoice disputes, and collections for European customers. Responsibilities include performance monitoring, employee administration, and contract management. Requires accuracy, attention to detail, Microsoft Office skills, numerical skills, leadership, and written/verbal communication skills. English is mandatory, with German, French, Italian, or Spanish desired.

Senior ICT Risk Officer (2nd Line of Defense) to supervise and govern IT & Cyber risks across business activities. Focus on risk analysis, control validation, and stakeholder engagement. Requires experience in IT Risk, control frameworks (ISO 27001, NIST), and risk assessment. Strong communication and stakeholder management skills are essential.

Pictet Technologies is seeking AI Engineers to design, develop, and deliver innovative solutions powered by Generative AI, with a focus on Large Language Models (LLMs). Collaborate with cross-functional teams to build scalable, efficient, and reliable AI systems.