freelance English-speaking jobs in Valongo

Act as a core member of the distributed IT SAP SD application team, providing support and enhancement for SD, GTS, and CS in a complex IT landscape. Daily incident solving, collaborating with central and regional teams, and mapping requirements to develop SD solutions are key responsibilities.

Sales Associate for HUGO Store Clerigos, Porto. Provides excellent customer service, achieves sales targets, and assists with customer orders and alterations. Requires 3-5 years of experience in luxury retail and fluency in English.

Gain hands-on experience in hotel operations through Marriott's Hotel Internship Program. Interns will learn about a hotel's functions and Marriott's culture. Must be a current college or university student.

Leads and oversees the full Procurement process, ensuring competitive costs, reliable deliveries, and strong Vendor performance. Negotiates, manages, and ensures compliance with Vendor contracts. Monitors performance indicators related to Procurement activities and collaborates with Planning, Warehouse & Logistics, Engineering, and Quality Teams.

DBServices seeks a Data Architect to design and evolve the organization's data architecture, ensuring scalability, performance, and reliability. Responsibilities include defining data models, standards, and best practices, collaborating with teams on data solutions, and ensuring data quality and security.

Leads the strategic development, implementation, and management of the ServiceNow platform. Oversees the configuration, implementation, and maintenance of the platform, ensuring its reliability, security, and performance.

Contract-based Business Development Associate needed for client acquisition. Focus on outreach, qualification, and early-stage deal development with business owners.

Spatia Comporta seeks a Breakfast Sous-Chef to assist the Executive Chef in delivering exceptional breakfast experiences. Responsibilities include overseeing breakfast production, maintaining quality standards, and supporting the kitchen team. The ideal candidate has a minimum of 2 years culinary experience, preferably in a hotel setting, and strong organizational and communication skills.

Senior Software Engineer to build innovative products. Experience with modern frameworks, React, testing, and cloud platforms required. Collaborate with a team to design, build, and deliver high-availability products.

Accounting Technician needed for Oporto Shared Services. Analyze financial statements, reconcile intercompany balances, and manage fixed asset data. Support audits and year-end closing activities. Degree in a related field and 2+ years' experience required. SAP experience valued. Fluent English required.

Business Consultant to lead data projects (BI, Data Governance, Analytics) from initiation to completion. Translate business challenges into technical requirements and create proposals.

Fluent German and English speakers needed for a remote Tech Customer Service Representative role. Provide technical support, resolve customer issues, and maintain detailed records. Previous customer service experience is preferred.

The Customer Success Manager manages strategic client relationships, ensuring satisfaction, adoption, and growth. Responsibilities include service reviews, opportunity identification, value delivery, and relationship building.

Dynamic individual needed to manage Casafari's Lisbon office. Responsibilities include maintaining facilities, ensuring a positive office culture, managing visitor experience, and supporting in-office events. Must be fluent in English and Portuguese, possess strong interpersonal and organizational skills, and have proficiency with office equipment and Google tools.

The CoreLab Applications Specialist supports customers with automation track integration, IT solutions, workflow design, instrument performance, and assay applications. This role involves on-site assay investigation, troubleshooting, training, and commissioning of laboratory solutions. The specialist collaborates with customers to ensure optimal system utilization and performance, driving continuous improvement initiatives.

Remote STEM PhD: AI Data Specialist (Contract) Develop AI model training problems, evaluate outputs, and collaborate with research teams to refine data quality. Must have a STEM PhD from a US, UK, Canadian, or European university.

Lead Software Engineer to manage the Mobile Parking Application team in Porto. Responsibilities include writing and reviewing code, defining architecture, and mentoring junior engineers. Requires 5-10+ years of software development experience, including mobile applications and C#/.NET. Must be based in Porto or within 15km.

Eleva, a daily AI mental health platform, seeks a freelance social media specialist to set up and manage paid advertising campaigns on Instagram and TikTok.

Develop, implement, and optimize customer campaigns, focusing on experience and satisfaction. Analyze market trends, collaborate with stakeholders, and monitor campaign performance.

Talent Manager to own and scale BRAINR's People & Talent function. Responsible for the full employee lifecycle, from hiring and onboarding to performance management, compensation reviews, and team support.