freelance English-speaking jobs in Albufeira

A British international school in Lisbon seeks a qualified Science Teacher to teach Biology, Chemistry, and Physics at Key Stages 3 and 4.

Technical Business Analyst to join a software development team focused on airport self-service solutions. Will gather requirements, contribute to solution design, and support the Software Development Lifecycle. Requires 3+ years of experience in software development or delivery, knowledge of Self-Service/CUSS solutions, and experience with airline and airport systems.

Experienced Composite Boatbuilders and Advanced Laminators needed for 9-month contract in Lisbon, Portugal. Build advanced composite vessels using carbon fibre prepreg, vacuum infusion, and other techniques. Minimum 5 years' experience required.

Business Analyst / Architect needed with minimum 5 years ServiceNow experience. Lead meetings, validate requirements, and design solutions. Strong independent work ethic required. Remote position. ServiceNow certifications and experience with ITSM, HRSD, CSM, or integrations are advantageous. English C1 or higher.

Develop, implement, and maintain machine learning models and algorithms. Integrate ML solutions into production systems. Collaborate with cross-functional teams to bring prototypes to life and support their transition into production. Monitor and optimize the performance of deployed AI models.

Machine Learning Engineer to design, develop, and deploy machine learning algorithms and models. Collaborate with teams to understand business needs and optimize algorithms for performance. Requires a Bachelor's or Master's degree in a related field and 2+ years of experience.

Develop, implement, and optimize machine learning algorithms and models. Collaborate with data scientists and software engineers to build solutions.

Internal Auditor to assess technology and cybersecurity risks and controls. Develops audit procedures, analyzes IT infrastructure alignment to business objectives, and conducts reviews based on regulatory requirements and best practices.

Lead a team of Directors and Educators, ensuring high-quality OSHC programs across 11-15 schools. Drive program growth, manage a team of DOS/Mentors, and represent TeamKids values.

Develops, manages, and grows Cosentino product awareness and sales to the contract design & commercial segments. Creates sales plans to penetrate architectural and design firms, developers, and corporate accounts. Promotes products through presentations and coordinates with the Cosentino Sales Team.

Coordinates document control procedures for technical documents, drawings, and correspondence. Manages document control systems (ACC and Procore), ensuring quality assurance and due date adherence.

Growth Engineer will build systems and product experiences to drive user acquisition, activation, and conversion across Bounce's platform. Responsibilities include scaling acquisition channels, building growth systems, and creating product experiences. The role involves experimentation, A/B testing, and data-driven iteration to improve conversion funnels and growth loops.

Execute end-to-end corporate action processing, conduct reconciliations, and collaborate with stakeholders. Optimize and automate processes, contribute to strategic projects, and act as a subject-matter expert.

Security Engineer will act as a Tier 3 escalation point for security incidents, collaborate with client technical teams, and develop incident response automations. Requires proven experience in cybersecurity, particularly in SOC environments, with strong knowledge of Microsoft security solutions.

Lead Graphic Designer/Illustrator will drive the visual quality and creative direction of marketing and user acquisition efforts. Responsibilities include translating strategy, gameplay features, and audience insights into compelling visual systems and high-impact creative. The role requires 6+ years of experience in graphic design, performance creative, or marketing design with a strong portfolio showcasing high-performing creative across digital formats.

Software Engineering interns will contribute to cutting-edge digital solutions for navigation and operational efficiency. Interns will work on real-world applications used across EUROCONTROL Member States, developing backend features using Java/.NET and enhancing frontend features with HTML, CSS, and JavaScript.

Senior Business Development Manager to drive sales growth for large businesses. Responsibilities include managing the sales funnel, closing deals, mentoring junior team members, and providing market feedback. Requires 4+ years of B2B sales experience, strong negotiation skills, and fluency in English and Portuguese.

This R2P Specialist role involves verifying and completing payables transactions, ensuring compliance and cost efficiency. The position requires reviewing invoices, reconciling vendor statements, and assisting with month-end closing activities.

Provide customer support via live chat and email in Portuguese and English for a leading cryptocurrency trading platform. Assist users with inquiries, ensure smooth operations, and contribute to continuous service improvement.

Machine Learning Engineer to develop and implement machine learning algorithms and models for applications such as natural language processing, computer vision, and predictive analytics.