freelance English-speaking jobs in Valongo

Customer Service Representative will investigate and resolve issues reported by buyers, sellers, customers, and creators. Responsibilities include reviewing reported issues, escalating them to the client, and driving customer satisfaction metrics. Must be fluent in Hungarian (C1) and English (B2), have a college degree or equivalent, and experience in call center and service industries.

Manages global fleet and mobility services for Allianz Group, including business development, strategic planning, and stakeholder management. Supports the implementation of fleet, leasing, and mobility solutions, ensuring compliance with group guidelines and sustainability targets. Collaborates with internal and external stakeholders, including procurement, operations, and sustainability teams.

Develop and maintain OpenShift and Kubernetes storage APIs, volume plugins, and CSI drivers. Collaborate with engineering teams on integrations and participate in architectural discussions. Ensure test plans, documentation, and code quality.

Collaborate with global engineering teams to develop and enhance features for Windows guests on Linux hosts. Design, develop, and enhance KubeVirt, primarily compute features, and integrate changes into consumable features. Debug Windows VMs and related components on Linux hosts.

The Product Manager ensures product success by executing strategy, allocating resources, and leading go-to-market efforts. They define product roadmaps, collaborate cross-functionally, and engage with the market to drive customer satisfaction and growth.

ServiceNow System Administrator / Developer to configure, develop, and administer the ServiceNow platform. Focus on CMDB configuration and optimization. Develop and deploy solutions, integrate with external systems, and ensure platform performance.

Service Design & Transition Specialist ensures new and changed services are introduced into production with full operational readiness. Owns frameworks, governance, and execution of service transitions, aligning Engineering, Product, Operations, and Client Delivery.

Develop and enhance mobile applications for small and medium-sized businesses across Europe using Flutter and Kotlin. Collaborate with cross-functional teams to deliver scalable, secure, and innovative solutions. Build mobile applications supporting payments acceptance, business account services, card issuing, and ePOS systems.

Senior Corporate Strategy professional with 3-5 years of experience in strategic consulting. Leads client engagements, develops business strategies, and manages cross-functional teams. Requires fluency in Portuguese and English.

Senior Product Owner to lead delivery for Checkout Modal, a core donation experience. Translate strategic initiatives into product specifications, own the delivery lifecycle, and ensure checkout stability and reliability.

This temporary (1 year) role supports the team in securing product availability within cost constraints. Responsibilities include developing dashboards, translating commercial needs into supply chain solutions, identifying process improvement opportunities, and acting as a key analytics partner.

Teacher of History to deliver a world-class curriculum within the IB Diploma Programme (DP) and the Middle Years Programme (MYP) frameworks.

Lead and operate a unique football experience platform in Lisbon. Manage operations, marketing, and team recruitment for a proven global brand.

Technology Advisory Manager for Financial Services. Builds client relationships, analyzes practices and processes, and helps clients adopt future technologies. Manages projects, develops thought leadership, and supports business development. Requires a degree from a top-tier university, Financial Services experience, and fluency in Portuguese and English.

Lead the operational transformation of a high-volume booking and support operation. Manage complex operational scenarios, drive process improvements, and lead a team of 20+ in a fast-paced environment.

Application Support professional with minimum 3 years of experience required. Must have SQL expertise, knowledge of ITIL processes, familiarity with ticketing systems (e.g., ServiceNow), and fluency in English. Hybrid work model in Oporto (2-3 days on-site).

Electrical Maintenance Engineer conducts on-site mechanical and electrical maintenance, repair, and troubleshooting of GIS equipment. Ensures safety protocols are followed and collaborates with customers and teams to maintain electrical power transmission. Requires a degree in Electrical Engineering or equivalent experience, strong problem-solving skills, and fluency in English. Extensive travel is required.

Infrastructure Technical Project Manager needed to lead special projects, aligning architecture, cloud, network, and security teams. Must have 7+ years in IT environments and 4+ years leading infrastructure/cloud projects. Fluent in Portuguese and upper intermediate English required.

Leads global marketing and growth strategy for a fast-scaling SaaS platform. Develops demand generation, positioning, and international expansion initiatives. Translates marketing performance into business growth metrics. Requires experience in SaaS, RegTech, or technology marketing with a focus on growth and pipeline scaling. Fluent English is required.

Customer Service Representative will provide support via phone and email, resolving customer inquiries and issues. Must be fluent in French and English (B2 level), possess excellent communication skills, and have a positive attitude. Previous customer service experience and knowledge of pet products are valued.