freelance English-speaking jobs in Maia

Data Architect & Tooling Specialist to lead reliability and observability of a global markets data platform. Develop data product catalog, lineage, and semantic layers. Implement self-service templates and embed metadata. Monitor query latency and compute costs. Master's degree in Engineering or Computer Science with 3-5+ years experience in large-scale data lakes or warehouses. Proven experience building data catalogs and managing lineage systems. Expert-level dbt, Airflow, Dagster, or Prefect. Heavy Python and advanced SQL. CI/CD mastery. Experience with Prometheus, Grafana, or OpenTelemetry.

QA Automation Tester will design, develop, and maintain automated test suites for web applications and distributed systems. Responsibilities include API-level testing, data pipeline validation, and collaborating with software engineers to embed quality into the development lifecycle.

Company Offsites & Group Travel Sales Executive will sell company offsites and bespoke group trips, manage sales administration, and host trips. Must have proven sales experience, be target-driven, and passionate about adventure. Fluent English and Portuguese required.

Talent Acquisition Specialist to join a technology and engineering consulting company in Lisbon. Responsibilities include drafting job offers, sourcing talent, conducting phone interviews, and supporting technical interviews. Requires a degree in a related field, recruitment experience, and strong communication skills. Intermediate English required, Spanish is a plus.

.NET Developer with Laravel experience to design, develop, and maintain backend services and APIs. Build and support features in Laravel for web applications and integrations.

Provides comprehensive secretarial support to the Board of Directors and administrative assistance across the organization. Responsibilities include coordinating Board meetings, managing correspondence, supporting senior management, and assisting with general office administration.

Independent sales agent to grow LouCanette, a beverage and dessert packaging solution, among hospitality and foodservice professionals. Prospect, present, and negotiate sales. Build a client portfolio and share field feedback.

Cloud Engineer to design, automate, and maintain cloud infrastructure using Infrastructure as Code tools. Experience with Azure, Terraform, Packer, Ansible, and CI/CD pipelines required.

Develop AI-powered backend services for an enterprise e-Procurement platform. Design, implement, and maintain LLM-based services for tasks such as classification, information extraction, and workflow automation. Build scalable APIs and microservices that integrate with the core platform.

CATÓLICA-LISBON's International Office seeks an International Relations Specialist to support full-time and exchange students. Responsibilities include onboarding, student support, process management for international mobility, and communication with partner universities.

Design, build, and maintain JSM solutions using both OOTB features and custom development. Lead JSM frontend and user experience enhancements. Implement automations for ticket triage and service workflows. Integrate JSM with enterprise systems using APIs, webhooks, and scripting.

Junior Financial Planning Analyst will support budgeting, forecasting, and financial planning processes. Responsibilities include preparing financial reports, monitoring business activity, and providing financial data for management decisions.

Build the core web experience for an AI-powered health companion. Contribute to a product-minded, entrepreneurial team using AI-assisted development tools to craft intuitive and actionable interfaces. Collaborate with product, design, and backend teams to deliver a frontend platform that empowers people with chronic conditions.

Fraudio seeks recent graduates with a License degree in a technical or scientific field for a 12-month Junior Engineer role. This position offers a structured path to transition from academic theory to production environments in fintech and fraud prevention.

Software Engineer (Mobile) to develop and maintain a core system for efficient logistics management. Experience with C#, Java, .NET Maui, and agile development methodologies is required.

Content Moderator (Romanian) ensures compliance, safety, and quality of content on a leading e-commerce platform. Responsibilities include reviewing content, ensuring policy/legal compliance, and escalating issues. Requires Romanian (C2) and English (B2), strong moderation and communication skills, and understanding of e-commerce.

Senior Interior Designer needed for fast-growing firm. Must have 10-15 years experience, strong design skills, and fluency in English/Portuguese. Proficiency in AutoCAD, Adobe Suite, and 3D modeling required.

Lead a development team in delivering high-quality Salesforce solutions for a leading Portuguese retail group. Translate business requirements into technical solutions, guide development using Agile methodologies, and ensure alignment with best practices.

Bitsight seeks a Staff DevOps Engineer to design, deploy, and manage malware tracking infrastructure. Responsibilities include developing tools for security research infrastructure automation, collaborating with engineering teams, and documenting infrastructure capabilities. Requires 5+ years of experience in software and/or infrastructure development for data-intensive applications, Python, and cloud infrastructure (AWS and GCP).

Experienced Azure Data Analyst needed to build data products and translate complex data into business insights. Must have strong business acumen, SQL, and Power BI skills, along with experience with Azure technologies (Databricks, Data Factory, Synapse).