freelance English-speaking jobs in Maia

Provide real-time interpreting services for US entities including banks, post offices, and medical centers. Fluent in English and Portuguese (C1 level) and have contact center experience. Available for shifts from 1 pm to 2 am, Monday to Sunday, with two days off.

Energy Systems Engineer needed with 3+ years experience in substation automation, protection systems, or power control within the energy infrastructure market. Must have hands-on experience with data networks, communications, databases, and substation equipment.

Solution Architect analyzes business requirements and designs architectural solutions aligned with enterprise principles. Designs APIs, integration models, and cloud architectures. Collaborates with international teams throughout the solution lifecycle.

Elspec Company seeks a Business Developer & Electrical Engineer to build and manage agent/partner relationships across Europe. Responsibilities include market research, lead generation, client training, and international travel. A Bachelor's or Master's degree in Engineering (Electrical preferred) and fluency in English are required.

Senior Data Software Engineer needed for scalable data solutions. Expertise in Databricks, Delta Lake, Delta Live Tables, Spark (Scala or PySpark), and cloud-native technologies required.

The MTS Digital & AI Product Owner defines, builds, and scales AI-powered digital products. The role connects strategy, technology, and customer needs, ensuring effective collaboration across an international team. Responsibilities include driving governance, stakeholder alignment, product strategy and roadmap development, backlog ownership, delivery and execution, value realization and adoption, and continuous improvement.

Senior Software Engineer (Frontend) will design, build, and deliver core features for PandaDoc's web applications. Responsibilities include collaborating with cross-functional teams, building and deploying frontend features using React, JavaScript, TypeScript, and shared libraries, and ensuring robust observability and monitoring.

HR Services Specialist providing support on a range of HR topics to employees across France. Manages the employee lifecycle, maintains HR systems, and contributes to process improvements. Requires fluency in French and English.

Designs, implements, and maintains secure network infrastructures. Monitors, detects, and responds to security incidents and vulnerabilities. Configures, manages, and optimizes network security solutions. Performs security assessments, vulnerability analysis, and remediation actions.

Java Fullstack developer sought for a global professional services firm. Requires strong Java skills, full-stack experience, and proficiency with AI development tools. Minimum 5 years of software development experience is needed.

Designs, develops, and deploys AI and Machine Learning solutions. Builds data models and algorithms to support analytics and automation. Collaborates with teams to integrate AI capabilities into existing systems.

Leads and scales the silicon logical design organization, translating specifications into RTL implementations and overseeing end-to-end design execution.

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.

Lead the adoption of Agile practices, especially in teams with limited Scrum experience. Facilitate Agile ceremonies, coach and mentor teams, and support backlog management and prioritization.

Lead Test Automation Engineer responsible for defining, implementing, and improving the test automation strategy. Designs, builds, and maintains a scalable test automation framework, coaches test automation engineers, and collaborates with developers and product teams to ensure high-quality software delivery.

Cashier / Front-of-House Team Member for a Third-wave Mexican restaurant inside Time Out Market, Cais do Sodré. Welcomes guests, takes orders, handles payments, and promotes menu items. Requires fluency in English, strong communication skills, and experience in high-volume customer service.

Financial Analyst to support financial planning, reporting, and data-driven decision-making. Prepare financial reports, analyze KPIs, and collaborate cross-functionally. Leverage data analytics and AI tools to enhance reporting and automate tasks.

MEP Design Manager to oversee and validate MEP designs for a luxury residential community. Coordinate with architecture, structure, interiors, landscape, and infrastructure teams. Ensure designs meet performance, budget, and regulatory requirements.

Experienced Marketing Manager needed to lead digital marketing strategies for Serenity, Active, and Pure wellness brands. Responsibilities include managing digital channels, campaigns, PR, and brand consistency. Requires 3+ years of experience and expertise in website, social media, and digital marketing.

Drive strategy, execution, and performance for a fast-growing photo app. Plan, launch, and optimize user acquisition campaigns across Meta, TikTok, Google, and emerging platforms. Analyze data to unlock growth opportunities and collaborate with cross-functional teams.