freelance English-speaking jobs in Valongo

Build and maintain the CI/CD integration for internal applications. Implement self-service tenant onboarding and add runtime capabilities to the Internal Hosting Platform (IHP). Work with internal users to understand blockers and improve the platform.

Brand Manager to define and execute national launch strategy for respiratory products. Develop and manage product plans, oversee budgets, and build relationships with key opinion leaders. Requires a Master's degree in a relevant field and 3+ years of pharmaceutical marketing experience. Fluency in English is required.

Senior Risk & AI Business Analyst will bridge client needs and technical teams, ensuring successful deployment and optimization of Feedzai's fraud detection solution. Responsibilities include requirements gathering, solution design, implementation, testing, stakeholder communication, and continuous improvement.

Business Development Executive to secure partnerships with mid-sized, regulated financial institutions globally. Focus on companies struggling with cross-border payment challenges, positioning UNYX as a direct-settlement alternative. Drive the full sales cycle, from cold outreach to closed deals, in 30-90 day cycles.

Design, build, and operate data pipelines for logistics data assets. Develop data models and transformations using Databricks, DBT, and MS Fabric. Implement batch and near-real-time processing for operational and analytical use cases. Act as squad lead for complex data engineering topics and contribute to architecture decisions.

Senior .Net (C#) Developer to join a globally distributed team developing real-time, low-latency electronic trading platforms. Full SDLC ownership, architecture design, and development of robust backend solutions are key responsibilities. Minimum 6 years of experience required.

Data Engineer to build, optimize, and support data products on Google Cloud Platform (GCP). Experience with GCP tools (Dataflow, BigQuery), DBT, and data formats (Avro, Parquet) is required. Must have strong SQL skills and experience ingesting data from various sources.

Sustainability Manager will own and improve Scope 1, 2, and 3 GHG inventory. Define and maintain GHG and PCF methodologies, processes, and documentation. Lead digitalization of GHG inventory and calculation processes. Support the transition from spend-based to product-based Scope 3 data.

System Engineer to develop and maintain engineering specifications, technical documentation, and design deliverables. Coordinate subsystem design and development activities, ensuring compliance with architecture, customer requirements, and company standards. Support solution integration, validation, testing, FAT, commissioning, and acceptance activities.

Solution Architect with expertise in Angular and Java (Spring Boot) to shape the architecture of CESAR, a digital fleet management platform.

Operations Director for the Wine & Spirits Business Unit in AFEMEA. Leads manufacturing sites in France, Chile, Canada, and the US. Responsible for EHS, P&L, customer service, quality, and plant productivity. Requires a Bachelor's Degree in Engineering, Operational Management, or Business with an MBA preferred. Proven leadership experience in a manufacturing environment is essential.

IPM seeks a commercially driven Partnerships & Channel Growth Manager to build and manage revenue-generating partnerships across multiple channels including training providers, universities, and corporate training partners. The role involves identifying, pitching, and negotiating partnership opportunities, onboarding new partners, and tracking performance metrics.

Senior Game Developer will create and implement engaging gaming experiences. Responsibilities include writing code, conducting code reviews, and mentoring junior developers. Requires a Bachelor's degree, 5+ years experience, proficiency in C++ or C, and experience with Unity or other game engines.

Lead Salesforce Developer to design, implement, and own Salesforce architecture within a new international Tech Hub in Lisbon. Requires 8+ years of Salesforce development experience, proficiency in Apex, Visualforce, and Lightning components, and strong integration experience.

Drive new business for Zendesk's EMEA sales organization. Prospect into cold accounts and existing customer groups. Generate high-value pipeline through strategic prospecting.

The Deal Desk/Sales Quoting Specialist will support quote creation, validation, and submission in Salesforce CPQ. This role collaborates with sales to structure deals, ensuring alignment with pricing guidelines and business goals.

The Faculty of Engineering of the University of Porto (FEUP) is seeking a Doctorate Initial level researcher for the "H2SYMBIOTIC – Multi‐Sector Hydrogen Integration for Decarbonisation and Circularity" project. The researcher will develop R&D activities in environmental technologies, contributing to the development of circular solutions for wastewater treatment plants and their implementation in a real environment. The position is for 24 months and offers a monthly remuneration of €2,408.11.

Security Program Manager will assess client security posture, provide guidance, and develop customized security programs based on industry frameworks and client needs. Collaborate with clients and stakeholders to ensure program alignment and communicate with auditors. Maintain expertise across security frameworks, control types, and technologies.

Application Security Specialist needed to integrate security practices into the development lifecycle. Analyze and remediate vulnerabilities using SAST, DAST, and SCA tools. Address security issues in cloud environments (AWS/Azure) and microservices/API architectures. Provide technical guidance to engineering teams.

Global Product Specialist to manage the transformers product portfolio, conduct market analysis, and support product development. Requires a degree in a related field and 5+ years of experience in product management, market analysis, or a similar role within the transformers or energy industry.