freelance English-speaking jobs in Barreiro

As a Senior Data Business Analyst, you will connect business collaborators and technical teams, ensuring organizational needs are translated into actionable solutions. You will gather and clarify requirements, define feature specifications, and coordinate acceptance criteria and test cases. You will also advise business teams on crafting modern dashboards and analytical storytelling.

Data Engineer to architect and scale a proprietary investor database, transitioning from basic filtering to an AI-driven matching engine. Responsibilities include developing a weighted scoring algorithm, managing data pipelines, and overseeing the migration to Python-based micro-services.

Experienced Chief Information Security Officer (CISO) needed to lead global cybersecurity strategy, governance, and risk management. Responsibilities include defining and executing security strategy, establishing security frameworks, leading risk management activities, and overseeing regulatory compliance. Requires 10+ years of cybersecurity leadership experience, including global or regulated environments, and expertise in DORA, FINMA, GDPR, AI Act, ISO 27001, and SOC2.

Senior Full-Stack Engineer to lead a product module end-to-end, setting technical direction and mentoring a small team. Requires expertise in C#, ASP.NET MVC, SQL Server, and AWS services.

Phi Partners seeks a Dotnet Developer with 8+ years of experience in C# server-side development and WPF. Responsibilities include designing, developing, testing, and deploying C# .NET framework GUI applications. The ideal candidate will have experience with Typescript, React, and design patterns such as MVVM, IOC, and Reactive Extensions (Rx).

Senior Customer Success Manager will lead onboarding, training, and adoption initiatives for high-impact accounts. You will build executive relationships, develop product expertise, and drive customer retention and growth. Requires 5+ years of experience in B2B SaaS, ideally in healthcare and Salesforce ecosystems.

.NET Developer with 3+ years of experience in C#, ASP.NET, .NET Core, ASP.NET MVC, HTML, CSS, JavaScript, SQL Server, and Unit Tests. Experience with Angular and proficiency in English are a plus.

Senior Software Engineer will build, maintain, and scale analytics platform infrastructure. Responsibilities include designing data ingestion pipelines, implementing containerized environments, and collaborating with analytics teams.

As a Financial Data Analyst intern, you will transform financial data into actionable insights. You will build data pipelines, design dashboards, automate reporting, and develop financial models. Strong SQL, Python, and BI tool experience are required.

Provide customer support via live chat and email for a fast-growing fintech/crypto trading platform. Support users, manage inquiries, and contribute to service improvements. Must have strong Finnish and English language skills (C1 and B2 respectively) and previous customer service experience.

Project Manager to support solar PV, wind, and energy storage projects. Manages construction and O&M contracts, supports technical validation, and tracks budgets. Requires a degree in Electrical or Telecommunications Engineering and 2+ years' experience in renewable power plants or electrical grids. Fluent in Portuguese and English.

Customer Service Specialist will handle inbound calls, identify customer needs, and provide tailored solutions. Requires fluency in French, German, or Dutch (C1), 1 year of customer service experience, and proficiency in Microsoft Office Suite.

LiveAbroad seeks a senior real estate professional to source, analyze, and negotiate residential investment opportunities in the Porto metropolitan area for private investors.

Sales Assistant to support sales strategy, achieve annual sales objectives, and manage customer relationships. Responsibilities include inventory control, delivery coordination, order processing, supplier management, and handling customer claims.

AI Consultant with 3+ years of experience in real-world Generative AI, RAG, and Agent implementations. Experience with hyperscaler and on-prem solutions required. Must have excellent English, Portuguese is required.

Junior Designer to assist in developing and maintaining content for Bodum e-commerce websites. Responsibilities include creating web banners, email promotions, and social media content. Requires a degree in Graphic/Digital Design, proficiency in Adobe Creative Cloud, and fluency in English.

Plans and executes penetration tests across web applications, infrastructure, APIs, and mobile systems. Requires strong hands-on experience with penetration testing tools and frameworks.

Senior Frontend Developer responsible for developing complex IT architectures of innovative software solutions and providing technological consulting to clients. Leads technical management of teams, coaches team members, and collaborates on initiatives for continuous improvement of software development.

ARC International Design Consultants seeks two early-career Landscape Architects (1-3 years experience) to support design and delivery of landscape projects in Lisbon. Responsibilities include assisting with concept development, technical documentation, planting design, and collaboration with architects and engineers.

R&D Project Engineer to support European program projects (Horizon Europe/H2020) at EDP's CNET R&D center. Conduct research, contribute to application submissions, and support cross-functional team tasks.