freelance English-speaking jobs in Valongo

Research Scholarship focused on road risk modeling, analyzing crash data, and applying statistical methods and machine learning. Requires a Master's degree in Geography or related field and enrollment in a PhD program.

Application Security Engineer will drive improvements to Thought Machine's product security posture. This role involves designing secure web-scale applications, performing vulnerability assessments, and collaborating with development teams on security best practices. Requires expertise in web application security, DevOps, and cloud technologies.

Seasonal Sales Associate needed to deliver exceptional customer service, drive sales, and support daily store operations. Must be energetic, motivated, and able to work a flexible schedule including holidays, nights, and weekends.

Rechain seeks a Customer Support Specialist in Portugal to provide first-line support to fashion brands using their SaaS PLM platform. This role will evolve into a Customer Success/Onboarding position, involving configuring workspaces, training teams, and driving product adoption. Must have excellent written and spoken English, 2+ years of experience in apparel, footwear, or accessories, and a solid understanding of the product development process.

Design, architect, and deliver sophisticated AI-powered solutions for the Product Development Lifecycle (PDLC). Lead end-to-end delivery of AI capabilities, including agentic workflows, LLM deployments on AWS Bedrock, and infrastructure using Kubernetes and Infrastructure as Code.

Develops data & analytics architectures and roadmaps for business projects. Supports data management, governance, and catalog projects. Designs data integration scenarios and cloud-native business solutions. Advises customers on digitization strategy and implementation.

Develop and optimize interactive dashboards using Qlik Sense, extract and analyze large datasets with SQL, and collaborate with teams to streamline processes and identify solutions.

Lead software development and integrations for Group Functions and Business Units. Define and implement modern SDLC practices and engineering standards. Ensure solutions meet security, architecture, and operational standards. Manage and grow a team of engineers, fostering an inclusive culture.

Leads Ariomori's Living (Residential/BPSA/Multi-family/BTR) real estate portfolio and strategy across Europe. Responsible for end-to-end lifecycle of Living investments, from strategic planning and deal origination to acquisition, asset management, and exit.

Senior Consultant - Transaction Diligence will analyze financial and operational results of companies targeted for sale. You will manage project teams, understand business drivers, and provide value to clients through insights and advice.

Junior Aircraft Engineers will participate in a two-year training program in Porto, Portugal. The program includes theoretical and practical training with a Ryanair Engineering mentor, followed by practical experience at an FAO base. Successful completion may lead to a permanent Mechanic position.

Senior Information Architect to support AI-ready data initiative. Design, maintain, and evolve enterprise information models. Lead definition and adoption of business concepts, taxonomies, and semantic standards. Collaborate with stakeholders to translate business needs into information models.

Provides technical support for Blue Yonder/JDA WMS and other warehouse applications. Manages system administration and infrastructure for warehouse applications. Requires a bachelor's degree and 5+ years of experience with JDA Dispatcher in WMS infrastructure support, configuration, integration, and SQL.

Architect and optimize enterprise-scale Hadoop-based data platforms for a leading financial innovator. Manage big data services, ensure platform reliability, and collaborate with teams to design data solutions.

Pluxee seeks a Marketing Content & Engagement Lead to execute and optimize digital content across website and CRM platforms. Responsibilities include managing content implementation, designing and executing campaigns, and supporting media relations and events. The ideal candidate has 3-5+ years of experience in digital marketing, content management, and campaign execution.

Business Controller needed for new production plant in Portugal. Provide financial analysis, develop budgets and forecasts, track key performance indicators, and monitor costs. Analyze business cases for new projects and support investment programs. Ensure compliance with internal procedures and reporting requirements. Degree in Accounting, Economics, or Management required. Experience in the industrial sector and knowledge of US GAAP preferred.

TSL's BuildForward Graduate Programme offers structured development and international project exposure for ambitious graduates in construction, engineering, and business operations. The programme provides hands-on experience, mentoring, and career development support.

Senior Outsystems Developer/Tech Lead with 7-10 years experience needed. Collaborate with business analysts and product owners to understand requirements and propose technical solutions. Work with a team to create and enhance an internal management solution. Mentor junior and mid-level colleagues.

Sales Area Manager responsible for identifying new OEM customers and distribution partners in Portugal. Develops technical and financial solutions, manages customer relationships, and ensures profitability. Requires strong analytical, negotiation, and communication skills.

Customer Support Agent providing assistance with flight reservations, changes, and cancellations. Respond to customer inquiries via chat and social media. Must be a native European Portuguese speaker with B2 English proficiency and 6+ months of customer service experience.