freelance English-speaking jobs in Maia

Who we are? SupportYourApp is a global Support-as-a-Service leader, partnering with tech companies and industry leaders like MasterCard, Calm and MacPaw in 30+ countries since 2010 to deliver secure customer and technical support. We operate globally, supporting clients in 60 languages across diverse industries.

Designs, deploys, and manages endpoint management solutions across Windows, macOS, and mobile platforms for retail and e-commerce operations. Configures and maintains MDM and endpoint management platforms, develops device configuration policies, and automates endpoint management tasks.

Senior C++ Developer to join Electronic Equities team working on an ultra-low latency algorithmic trading platform. Develop new Algo models, framework, market data distribution, and exchange connectors. Software development, platform maintenance, and collaboration with global teams.

QA Automation Engineer needed to build and maintain automated tests for web and backend systems. Responsibilities include improving automation frameworks, testing AML/KYC/KYB journeys, and contributing to CI/CD pipeline improvements. Requires 5+ years of automation testing experience, strong Cypress or Playwright skills, and experience with REST APIs and SQL.

Landskill seeks a goal-oriented Business Manager to prospect and attract new business customers. The ideal candidate will build relationships, understand customer needs, and develop growth strategies. Must have strong commercial skills, be results-oriented, and possess excellent communication skills in English.

Sales Manager based in Lisbon will support business development by engaging with clients, building relationships with designers and retailers, and driving sales.

Senior Financial Accountant manages SAP CO-PA and CO modules, preparing financial statements and ensuring process accuracy. Requires experience with SAP, MS Office, and fluency in German and English. Contributes to S4 Hana transition and company-wide projects.

Senior .NET Developer will contribute to the development of digital products using C#, .NET, and relational databases. Requires 5+ years of back-end development experience, proficiency in Object-Oriented Programming, and fluency in English.

Develops and executes strategic sourcing strategies for logistics services, including transportation, warehousing, and distribution. Identifies, evaluates, and negotiates with logistics suppliers. Partners with internal stakeholders to understand requirements and support business objectives.

Leads and manages O2C and Order Management teams, ensuring efficient daily operations and adherence to processes. Oversees the full vehicle order lifecycle, from order entry to delivery scheduling, ensuring alignment with production planning and logistics. Implements continuous improvement initiatives and monitors compliance with company policies and regulatory requirements.

Job Details HUGO BOSS is one of the leading fashion and lifestyle companies in the premium segment with over 19,000 employees worldwide. As versatile as we are, we are united by a common goal: We love fashion, we change fashion! Become a brand ambassador and be part of a team that works with passion, ambition and expertise to create excellent customer experiences.

Designs and medically monitors clinical studies, ensuring safety and scientific integrity. Reviews protocols, prepares documentation, and supervises safety. Collaborates on publications and analyzes study data. Requires a medical degree, international neurosciences experience, and knowledge of ICH/GCP regulations.

This is a 1-year fixed-term contract for maternity cover. The role involves managing training bookings and records, supporting onboarding and internship programs, handling travel arrangements, and maintaining HR/OSH/Travel documentation.

Our mission is simple but powerful: we bring fairness into a sector that is still heavily impacted by undeclared work and exploitation. By offering cleaning agents legal employment, fair wages and social protection, we create real, positive impact, while delivering peace of mind to thousands of households across Switzerland, Luxembourg, France and Belgium.

Senior Program Manager to lead a 12-month government initiative focused on AI-led learning content production. Requires 15+ years of program management experience, expertise in Learning Content Production, AI proficiency, and public sector experience. Fluency in English and Portuguese is mandatory.

Power BI Specialist needed to design, build, and maintain financial dashboards and reports. Develop data models, integrate data from various systems, and support budgeting, forecasting, and variance analysis. Bachelor's degree in a relevant field and 2-4 years of Power BI experience required.

IT Project Manager to plan, coordinate, and implement projects within budget, timeline, and scope. Monitor deliverables, update stakeholders, and manage risks. Requires project management experience, strong communication skills, and technical knowledge of IT, DevOps, and cloud platforms.

Designs, builds, maintains, and scales the company's Data Platform. Develops data models, ensures data quality and compliance, and collaborates with teams to translate business requirements into data-driven solutions. Requires 4+ years of experience in data architecture, modeling, database design, and data management. Proficiency in Python, SQL, and data governance principles is essential. Experience with Airflow, Clickhouse, MongoDB, Kafka, and Grafana is required. Fluency in English is mandatory.

Lead bar operations, supervise bartenders, and ensure smooth service. Prepare and supervise cocktails, maintain stock and organization, and train bartenders. Proven experience as Head Bartender, strong knowledge of cocktails and beverage service standards, fluency in English and Portuguese required.

Account Manager to cultivate relationships with High- and Ultra-High-Net-Worth individuals in Portugal and Europe. Focus on building trust and aligning with family offices, LPs, and private company owners. 5+ years of experience working with HNW/UHNW individuals in private wealth, luxury real estate, family office advisory, private banking, or premium memberships required. Fluent in English, Portuguese a plus.