freelance English-speaking jobs in Valongo

Provide support for a global social media platform's user community. Handle e-commerce issues and ensure a positive user experience.

As a Senior Associate Scrum Master, you will facilitate Agile ceremonies, support backlog refinement, track delivery progress, and remove impediments for one or more Agile teams. You will analyze Agile delivery metrics, prepare status reports, and collaborate with Product Owners, Business Analysts, developers, and stakeholders to ensure high-quality delivery of digital solutions.

PHP Developer with 6+ years of experience required. Responsibilities include full software development lifecycle, code reusability, issue identification and resolution, and mentoring junior engineers. Must have strong PHP knowledge (7.3-8.1), OOP, Design Patterns, relational databases, and testing layers.

Quality Control Specialist needed with Bachelor's degree in Quality Engineering, Quality and Environment, or ICT fields and 3+ years experience in quality management. Must have knowledge of ISO 9001 and process auditing. Fluency in English required.

The Operational Excellence Manager & Tax and Treasury AI Governance Lead will assist in tax technology projects, process improvements, and automation initiatives. The role focuses on tax transformation, data-driven continuous improvement, and the integration of AI and technology to enhance efficiency and risk management.

Java Developer with minimum 3 years of experience in Java development, Spring, and Oracle DB. Experience with Git, Linux, Ansible, Jenkins, Kubernetes, Kafka, OpenSearch, or AI tools is valued. Good English skills required.

Provides strategic data support to the Managing Director of Revenue Services. Analyzes complex data sets, develops Power BI dashboards, and translates findings into actionable insights and recommendations. Prepares executive-level presentations and collaborates with stakeholders to ensure data accuracy and consistency.

Provide technical and accounting support to customers via phone, email, and chat. Prepare offers and demonstrate software solutions to prospective customers. Collaborate with the Customer Support team to deliver exceptional customer experiences.

Senior Service Engineer provides advanced technical solutions for complex systems and equipment, ensuring safe and efficient operation. Diagnoses technical issues, implements corrective actions, and acts as a technical reference for customers and colleagues. Requires 5-10 years of field service experience in industrial, electrical, automation, or power systems.

Provide French-language customer support via phone, email, and chat for Monoprix customers. Assist with orders, deliveries, returns, payments, and account issues. Maintain client information and interaction details in internal systems.

Project Management Officer for Grid Technologies Digital Services, ensuring coordination and success of major digital projects. Responsibilities include project monitoring, coordination, and delivery, managing digital solution adoption, and supporting the GT DS team. Requires a university degree in information technology, project management experience, strong AI understanding, and fluency in English.

Senior Specialist provides HR Services administration, consultancy, and support for adidas companies in Europe and Americas. Manages HR tools, processes, and inquiries, ensuring compliance with regulations and service level agreements. Oversees benefit-in-kind tax calculations and drives process documentation improvements. Requires 4-6 years of experience in a related field, strong analytical skills, and proficiency in SAP HR and Microsoft Office.

Full Stack Developer for Microsoft Power Platform and Customer Engagement solutions. Minimum 5 years experience with .NET and web technologies, proven expertise in enterprise projects. Fluent in Portuguese, good English skills.

Lead the design and development of scalable AI-powered platforms using Python, applying ML and DL principles. Drive end-to-end delivery of production-grade AI systems built with LLMs, embeddings, and orchestration frameworks. Mentor engineers and ensure adherence to software delivery best practices.

Senior Project / Service Manager needed for hybrid role in Lisbon, Portugal. Requires Bachelor's degree, 6+ years project/service management experience, 4+ years in technology, and knowledge of project management methodologies (Waterfall, Agile).

Global Employer Brand Manager needed for a 12-month contract to drive excellence across the global employer brand strategy. Responsibilities include translating business goals into global digital marketing campaigns, managing projects, and reporting outcomes to senior leadership. Requires 7+ years of experience in employer brand and/or marketing/communications in a large, global organization.

Project Manager to execute M&E contracts, ensuring on-time, on-budget delivery and quality standards. Translate customer needs into project plans, manage subcontractors, and oversee project purchasing. Requires degree in Electrical, Electronic, or Mechanical Engineering, experience with M&E contracts, fluency in English and Spanish, and strong technical and communication skills.

Manage, operate, and optimize a global SAP system landscape supporting high-volume mobility operations across dozens of countries. Lead the technical foundation of the SAP platform, including system installations, upgrades, migrations, and transport management. Ensure system security and compliance through efficient user management and adherence to GDPR and other regulations. Collaborate with functional consultants, architects, and stakeholders to translate operational requirements into stable, performant, and future-proof SAP configurations. Establish and enforce best practices for SAP Basis operations, monitoring, performance tuning, security, and patching across international locations.

IT Systems Administrator responsible for proactive and corrective maintenance of IT infrastructure, systems, networks, VoIP, and applications. Supports migrations and implements new solutions. Ensures high system availability and performance while adhering to Service Level Agreements.

Experienced Kitchen Operations Manager needed to oversee all back-of-house operations in a high-volume environment. Responsibilities include managing kitchen staff, ensuring food quality, controlling costs, and maintaining compliance with regulations.