freelance English-speaking jobs in Maia

Provide customer support via phone and email for a leading international car rental service. Manage bookings, modifications, cancellations, and billing inquiries.

Support the design and implementation of Azure-based data analytics solutions. Transform and prepare data for reporting and analysis, applying data warehouse concepts and T-SQL. Develop Power BI dashboards and reports to deliver insights to clients.

Drive the development of innovative electric mobility products and services. Serve as the key point of contact for the electric mobility ecosystem, including charge point operators, mobility service providers, and technology vendors. Build and manage strategic partnerships, oversee service design, and ensure regulatory alignment.

Provides technical support for Werfen IT applications and products in the Diagnostics sector. Resolves customer issues via phone and remote access, ensuring workflow and customer satisfaction. Requires 5 years of experience in Laboratory Information Systems (LIS) and excellent communication skills.

Senior Specialist Analytics and Data Engineer, Customer Success will support the Customer Success Function with analytical and technical expertise. Responsibilities include automating workflows, analyzing data, and developing strategies for Mastercard products. The role requires experience with cloud technologies, big data tools, and programming languages like Python and SQL.

Relationship Manager to support business development and brand awareness in the Portuguese market. 3+ years of B2C sales experience in brokerage or investment required. Fluency in Portuguese and English.

Administers and maintains enterprise database environments including Oracle, SQL Server, PostgreSQL, MySQL, and Cassandra. Manages database instances in high-availability setups and implements replication and disaster recovery solutions. Provides support and troubleshooting for production environments.

Graduate program for recent graduates in engineering, business, data, or design with a high level of English. Develop digital banking products, conduct market research, and participate in project management.

Housekeeping Manager responsible for managing daily operations, ensuring guest satisfaction, and overseeing departmental costs. Requires a Specialized High School Degree and 1-3 years of hospitality experience.

Develop high-performance Java 17 and Spring Boot backend services for a logistics and parcel delivery platform. Design REST APIs, implement asynchronous messaging with Apache Kafka, and manage operational data with PostgreSQL.

German-speaking Video Content Analyst needed to review and moderate user-submitted advertisements for a global streaming platform in Lisbon. Must ensure compliance with legal, cultural, and platform guidelines.

Legal Counsel for NAM Corporate Law will specialize in corporate and governance matters for an investment firm. Responsibilities include board secretary tasks, maintaining internal rules, and advising on legal and governance requirements.

Lead a team to build and manage a seamless CI/CD infrastructure. Drive the migration to a GitOps model using ArgoCD and Argo Rollouts. Develop internal tools to optimize workflows and integrate security and quality checks.

Junior Pre-Sales professional to support sales team in opportunity qualification, client meetings, and solution design. Requires 0-2 years experience, IT degree, and basic knowledge of cloud, networking, and systems.

The HR Specialist provides end-to-end HR support for employees and managers in the Portugal office. This role ensures compliance with Portuguese labor law, manages HR administration, supports managers, and drives engagement initiatives. Responsibilities include recruitment, onboarding/offboarding, payroll coordination, performance management, and learning & development.

Lead complex, international projects as a trusted advisor to customers and senior stakeholders. Ensure structured delivery through strong governance, clear communication, and adherence to Amadeus project management standards.

Experienced Dutch-speaking freelance recruiter needed to source, engage, and evaluate candidates for various industries. Manage the full recruitment lifecycle and collaborate with hiring managers. Fluency in Dutch and proven recruitment experience required.

German-speaking Order to Cash Specialists needed for an international finance team in Porto. Manage the full O2C process, including invoicing, accounts receivable, and customer communication. Requires German (C1-C2) and English (B2) proficiency, accounting/finance experience, and on-site availability.

Functional Consultant to design, create, and deliver training materials and product documentation for Nextlane solutions. Will support multiple products in multiple languages, ensuring consistency and quality across regions. Requires experience delivering user training, onboarding, or functional consulting within a software, ERP, or SaaS environment. Fluency in French and English is required.

Enterprise Account Executive to identify and manage high-value enterprise accounts in the Italian market. Full sales cycle ownership, relationship building, and consultative sales approach required. Fluency in English and Italian, 5+ years of enterprise sales experience, and a degree in finance, business, or engineering are necessary.