freelance English-speaking jobs in Valongo

Support strategic customers with invoicing and billing, including issue resolution and onboarding assistance. Analyze financial data, identify root causes, and implement corrective actions.

Accounts Payable professional to process invoices, manage supplier payments, and maintain financial records. Requires 3-4 years of experience, SAP knowledge (preferred), advanced Excel skills, and English proficiency.

King's College School, Cascais seeks a Teacher of MFL Spanish to deliver engaging lessons aligned with the Cambridge curriculum. The successful candidate will foster language acquisition, cultural awareness, and strong academic outcomes.

As a Russian-Speaking Customer Advisor, you will provide high-tier user support via digital channels, acting as a brand ambassador and resolving complex inquiries. You will also diagnose technical issues, ensure platform integrity, and contribute to evolving support protocols. Native or near-native Russian and professional English are required.

Data Scientist to build and deploy machine learning models in production. Requires 3+ years of experience, strong Python skills (NumPy, pandas, scikit-learn, PyTorch or TensorFlow), and experience with data visualization and SQL.

Provide customer support to German-speaking customers via phone, email, and chat. Assist with inquiries, account questions, and basic troubleshooting. Must be a near-native German speaker with C1 English proficiency.

Shapes and implements QHSE strategy for Grid Solutions, ensuring safe and compliant execution of projects. Oversees QHSE organization across multiple countries, embedding health, safety, and environmental requirements into all activities. Collaborates with international teams to ensure operational compliance and develop risk prevention strategies.

Drive business growth as a Medical Representative, achieving sales objectives and building relationships with healthcare professionals in the Porto territory.

Own the product vision and execution of a PaaS platform for Odoo systems. Develop the roadmap, design features, and coordinate development to ensure reliability and performance. Gather user feedback and drive platform adoption.

Designs and evolves scalable, secure cloud-native architectures for mission-critical systems. Translates business and product requirements into architectural decisions and technical designs. Drives architecture governance and best practices. Mentors engineers and architects.

Leads operational relationship management with integration partners, understanding their leverage of Anchorage Digital's products and services. Manages a team providing client servicing and inquiry support. Acts as a lead point of contact for partners, resolving escalations and managing cross-organizational dependencies. Oversees the design and execution of governance and quality controls to monitor partner processes. Demonstrates familiarity with API architecture and the ability to partner with technical teams to investigate and diagnose technical issues. Maintains an excellent understanding of blockchains and their nuances, specifically how they impact both retail and institutional use cases. Applies Anchorage Digital policies and procedures to resolve multifaceted issues arising from integrations. Understands requirements, behaviors, and needs of institutional and retail clients engaging with various financial services entities. Communicates and collaborates with internal stakeholders and integration partners to ensure alignment on organizational goals. Manages, develops, and creates growth roadmaps for CXM team members.

Designs and implements GenAI-powered solutions, develops ML models, and builds data pipelines. Collaborates with business teams to identify use cases and translate problems into technical solutions. Requires 3-5 years of experience in data, AI, or software engineering with strong Python and SQL skills.

Lead and mentor a team of engineers developing and operating warehouse services. Guide the evolution of Autodoc's platform toward a scalable microservice architecture using technologies like PHP, Node.js, RabbitMQ, PostgreSQL, Docker, and Google Cloud Platform. Promote best practices and AI-powered development tools to accelerate delivery and maintain high-quality standards.

This role involves general administrative duties, data entry, claims processing, and customer service. Responsibilities include opening claims, preparing payments, responding to inquiries, and preparing reports. The ideal candidate has a background in economics, proficiency in German and English, and strong attention to detail.

As a Front Office Agent, you will be the first point of contact for guests, providing personalized service and ensuring smooth check-in and check-out processes. You will manage front desk operations, handle guest requests, and promote upselling opportunities.

Simple Life, the #1 AI-powered health coaching app, seeks a Head of Legal to establish and lead the legal function. This role will provide legal support, design data protection frameworks, and manage corporate transactions.

Senior Database Management Specialist to enhance data governance capabilities of IQVIA's data platforms. Collaborate on data model design, manage initiatives, integrate data sources, produce reports, and utilize AI to improve processes.

Provide customer service support to French-speaking users of a digital financial app. Assist with account inquiries and ensure a positive customer experience.

Customer Success Manager to manage the student journey and support training program delivery. Ensures a structured and high-quality experience from enrollment to program completion. Collaborates with internal teams and faculty to deliver a positive student experience.

HR Generalist to support day-to-day operations, ensuring smooth processes and acting as a point of contact for employees. Will contribute to people initiatives, implement HR strategies, and collaborate with leadership. Requires a Bachelor's degree, 2-3 years of experience, knowledge of Portuguese labor laws, and fluency in English.