freelance English-speaking jobs in Valongo

The University of Porto seeks a Director for the Faculty of Dental Medicine. The Director will manage departments, implement institutional policy, and represent the Faculty.

Lead product strategy for the next 6-12 months, define new product mechanics and revenue models, and champion AI adoption across Product.

SAP Consultant will design and implement the global S/4HANA system, collaborating with business stakeholders and an implementation partner. Responsibilities include process optimization, system integration, user training, and ensuring system compliance.

Integration Engineer needed to design, develop, and implement integration solutions across enterprise systems. Responsibilities include API management, integration development, and troubleshooting. Requires strong knowledge of integration architecture, API expertise, and MuleSoft proficiency.

Staff Software Engineer to lead AI initiatives for Notebooks, a tool for data analysis and collaborative investigations. Develop and deploy AI-driven features, shape technical direction, and drive product development. Requires 10+ years of engineering experience, including leading large-scale AI/ML projects.

Software Engineer to develop and enhance in-house systems using Java, Angular, and agile methodologies. Requires experience in full-stack development, web/backend services, and database concepts.

Develop and maintain regulatory aspects within Murex. Debug, analyze, and fix bugs. Participate in regulatory projects and write technical specifications. Collaborate with teams in Paris and Porto.

Product Reliability & Test Engineer to manage and execute reliability and validation testing activities during product development. Review requirements, define test scenarios, and plan environmental simulation testing. Create test specifications and perform hardware and software tests throughout the development cycle.

NetApp Engineer responsible for 24/7 monitoring, incident management, and first-line technical support. Requires English language proficiency and experience with NetApp systems.

The IAM Security Solutions Architect will design, develop, and implement IAM capabilities across the Flutter ecosystem. Responsibilities include supporting the IAM architectural roadmap, designing end-to-end IAM solutions, and ensuring solutions comply with regulatory frameworks. The role requires expertise in federation protocols, zero-trust network access, and cloud-based IAM solutions.

The Chief of Staff serves as a trusted partner to the Hub lead, ensuring effective strategy, operations, communication, and execution. This role synthesizes the Hub roadmap, manages team capabilities, and drives the operating rhythm and cadence. The Chief of Staff prepares leadership and Board communications, coordinates cross-squad decisions, and supports hiring.

Full-stack engineer to design, build, and maintain a modern booking platform. Experience with Django, Python, React/Next.js, Docker, and PostgreSQL required. Focus on delivering features quickly, improving code quality, and collaborating with users.

Software Engineer to build AI-first features for a benefits platform. Responsibilities include designing, deploying, and iterating on features leveraging AI/ML methods. Requires experience with React/Typescript, Python, and cloud platforms.

Lead the design of an enterprise SaaS platform powered by AI-driven customer intelligence. Shape user interactions with complex data systems, focusing on intuitive workflows and product growth. Own the design system and translate complex functionality into elegant user experiences.

Sales Executive to support and grow Timberlake Consultants' presence in Spain. Manage existing client relationships, identify new sales opportunities, and collaborate with internal teams to ensure customer success.

Design and implement AI/ML pipelines, including LLM-based applications, GenAI frameworks, and vector retrieval systems. Build production-grade AI integrations in Python, ensuring scalability and reliability. Apply enterprise AI patterns such as RAG, observability, agent workflows, and model evaluation. Collaborate with Data Scientists on feature engineering, model evaluation, and experiment design. Contribute to AI-driven telecom solutions.

System Engineer to design and deliver scalable data center network solutions using HPE Juniper Networking technologies. Responsibilities include technical pre-sales support, solution design and architecture, proof of concept development, and sales engagement support. Requires strong knowledge of data center networking technologies and hands-on experience with HPE Juniper platforms.

Electrical Design Engineer to develop engineering solutions for water and wastewater infrastructure projects. Collaborate with multidisciplinary teams, prepare electrical load balances, design MV systems, and procure electrical work packages. Requires relevant engineering qualification, 5+ years' experience, and proficiency in AutoCAD.

Valet Parking Attendant needed to ensure a seamless guest experience at a seaside retreat. Responsibilities include parking and retrieving vehicles, assisting with luggage, and providing local recommendations. Fluency in Portuguese and English, a valid driving license, and excellent customer service skills are required.

Quantitative Trading Analyst will architect and upgrade the risk management engine for a blockchain-based trading protocol. Responsibilities include quantifying protocol risk, designing systems for high-leverage trading, and ensuring protocol solvency.