freelance English-speaking jobs in Valongo

Software Engineer to develop iOS applications using Swift and Objective-C. Requires 3+ years of experience, knowledge of Jira, Confluence, and package managers.

Loop Future seeks an experienced Fractional/Interim CFO to lead financial transformation and integration across acquired entities. Responsibilities include designing and implementing group-wide budgeting, standardizing financial processes, and preparing board reports. Requires 10+ years in senior finance roles, experience integrating finance functions post-acquisition, and fluency in English and Portuguese.

Oversees Accounting and Consolidation services for Europ Assistance entities, ensuring compliance with legal and tax requirements. Prepares financial reports, manages the accounting team, and analyzes financial data to support decision-making.

Part-time Tax Representative & Client Advisor needed for international firm. 3+ years of Portuguese tax experience, focus on IRS and property taxes, required. Experience with non-residents and Golden Visa clients is a plus. Native Portuguese and business English fluency required.

Packaging Engineer to design and optimize packaging solutions ensuring product protection, cost efficiency, and sustainability compliance.

Manage website content and SEO strategy, including building and improving pages in WordPress + Elementor. Execute Google Ads campaigns, manage keywords, and optimize landing pages. Collaborate with technical teams to translate information into clear, accurate website content.

Big Data Engineer to build, maintain, and optimize data pipelines using Python, Scala, Java, Spark, Hadoop, or Kafka. Must have 1+ year of experience and proficiency in SQL. Cloud experience (AWS or GCP preferred) and fluency in English and Portuguese required.

Insurance Specialist to support procedures, gather KPIs, provide sales support, and assist with product design and implementation. Requires PDEAM/PDED certification, insurance knowledge, and 3 years of experience.

We are hiring Junior & Senior Data Engineers / Data Analytics Profiles to support data warehouse modernization to the Cloud (OCI). Junior roles focus on data migrations, pipeline development, and data validation. Senior roles involve leading initiatives, designing scalable pipelines, and mentoring junior team members.

Fullstack developer with a focus on frontend development using Angular, TypeScript, HTML5, and CSS3. Experience with component-based architectures and reusable UI components is required. Integration with .NET REST APIs, focusing on performance and scalability. Agile environment, international projects, and English proficiency (B2 minimum).

Project Manager to lead digital marketing and web projects for multiple clients. Experience in a digital marketing agency and with project management tools required.

Software Engineer to design and build AI-powered product features for an early-stage coaching platform. Contribute to conversation analysis, system behavior, and product evolution. Collaborate with product and AI leads to turn concepts into production-ready features.

Full Stack Developer to design, develop, and maintain backend services using Erlang/Elixir and build modern React front-end applications. Integrate APIs, develop cloud-native solutions on AWS, and collaborate with global teams.

Sells Trend Micro products and services using a strategic sales approach, developing relationships with key individuals in named and prospect accounts. Drives quarterly business reviews with customers to ensure value from Trend Micro investment and keeps customers updated on product roadmaps. Develops strategies and orchestrates company resources to maximize sales volume within assigned accounts.

Data Analyst needed for international company in Lisbon. Requires experience with SQL, Power BI, Tableau, and data governance tools. Must have strong analytical and communication skills. Fluent English required.

Remote Amazon account manager needed to manage 15 SKUs, maintain brand growth strategies, oversee PPC, and troubleshoot account issues. Experience managing accounts with a $1000 daily advertising budget and one-time purchase products is required.

Build the growth and marketing engine from the ground up for a connected swim training platform. Own end-to-end growth across content, paid, influencers, lifecycle, and events. Manage agency relationships, own the funnel, and analyze performance metrics.

Application Production Support Engineer needed for two business-critical investment funds applications. Responsibilities include incident, problem, and change management, troubleshooting, database queries, and support for deployments. Strong Linux, Windows, and SQL skills required. Fluency in English is mandatory, French is a plus.

Provide administrative support, including document preparation, filing, and data entry. Assist with event organization, onboarding, and communication materials.

Delivery/Project Manager to oversee end-to-end IT turn-key projects (software, infrastructure, cloud, integration, managed services, or consulting). Manage project scope, timelines, quality, budgets, and risks. Support pre-sales activities including proposal creation, estimations, and negotiation.