freelance English-speaking jobs in Valongo

Develop and maintain .NET applications using microservices architecture. Design, implement, and scale backend services. Collaborate with cross-functional teams in an agile environment.

Software Engineering Lead will guide end-to-end product delivery, partnering with clients and teams to define requirements, design systems, and plan development. Experience leading full product lifecycles, including CI/CD, testing, and deployment, is required.

Software Engineer with minimum 3 years experience in Java (8 or more) and frameworks like Spring. Experience with CI/CD tools (Gitlab, Jenkins), RESTful and SOAP APIs, and Agile development is required.

Senior Backend Engineer to develop and maintain the Altium Requirements Portal, a cloud-based platform for engineering teams. Responsibilities include designing, implementing, and optimizing backend systems using Python Django. Requires 7+ years of experience in scalable cloud software development and a collaborative mindset.

Fullstack developer to architect, build, and scale features for an AI-powered GTM platform. Develop backend services in Node.js/NestJS/TypeScript and frontend dashboards with Angular. Deploy and monitor services on AWS.

Support merchant relationships, drive retention, and contribute to revenue growth. Provide proactive customer support, analyze data to identify issues, and engage in sales discussions.

Sysmatch seeks a .NET Developer with a Bachelor's degree in Computer Science or related field and 3+ years of C# experience. Must have Visual Studio proficiency and experience with web applications development. Kafka and familiarity with Bootstrap and Angular are a plus.

Manager will lead evaluation studies of national and European programs and policies, analyze public sector policies, and manage economic studies and consultancy projects.

The Local Evidence Solutions Lead will architect the affiliate's evidence plan, lead a high-performing team, and collaborate with the Global Evidence Solutions network. The role requires expertise in RWD/NIS strategies, leadership experience, and a deep understanding of GVP/GPP and clinical study quality standards.

Supports the development of EDP's strategy and leads strategic projects. Conducts market research, analyzes trends, and provides insights to top management. Develops communication materials and represents EDP in external events.

Web Analytics Specialist needed in Lisboa. Manage web analytics platforms, analyze traffic metrics, and translate data into actionable insights to improve digital marketing performance.

Manages and elevates butler service standards across a fleet of luxury vessels. Drives consistent, personalized service delivery and strengthens butler team capabilities. Provides training, feedback, and support to ensure high-quality service.

Marketing Manager to own and execute Bybit EU's Portugal marketing strategy, driving eFTD growth and brand presence. Responsibilities include planning and optimizing acquisition campaigns, managing local marketing partners, leading social media and content strategy, and building the Portuguese community. Requires 5+ years of marketing experience, preferably in fintech, with proven user acquisition and growth metrics experience. Native Portuguese speaker, fluent in English, and based in Portugal.

Design and build financial risk frameworks for Kraken's balance sheet and ecosystem. Partner with product, treasury, and engineering teams to evaluate and shape new products. Build scenario frameworks to model extreme crypto market conditions and quantify firm-wide impacts.

Investment Proposal Specialist to deliver high-quality RFP and DDQ responses for institutional and wholesale clients, focusing on fixed income strategies. Collaborate with sales, product management, and investment teams to ensure accurate and impactful responses.

Junior Accountant to provide tax, finance, accounting, and legal services to diverse clients. Responsibilities include bookkeeping, invoice processing, bank account management, preparing financial statements, and assisting with tax returns. Must have a Bachelor's degree and strong English language skills.

Technical Artist to develop, maintain, and optimize Unreal Engine materials, shaders, and VFX. Will own optimization workflows, build tools and scripts, and debug technical issues. Requires 5+ years experience, expert-level Unreal Engine proficiency, and strong performance optimization knowledge.

InnoTech seeks a Nearshore Business Manager to identify and develop international business opportunities. The role involves managing client relationships, coordinating nearshore delivery, and overseeing financial performance. Fluency in English and French is required, along with experience in sales, business development, or account management.

Associate Product Manager will support brand and marketing plans, collaborate with field teams, and assist in preparing promotional materials. Requires a degree in a related field, 1-2 years of experience, strong communication skills, and fluency in Portuguese and English.

Legal Counsel to support client projects in commercial law and project work. Draft, review, and negotiate agreements, provide legal advice, and contribute to business development. Requires a law degree, 2-4 years of experience, and fluency in English.