freelance English-speaking jobs in Valongo

What You'll Build In this role, you will build two new cloud‐managed services to provide PostgreSQL and Redis instances to SAP BTP (Business Technology Platform) users. The services aim to help internal and external clients have a seamless experience. Given the connection to SAP Core Infrastructure, this project is a major priority for SAP and BTP.

Devoteam Cyber Trust | Autonomous Pentesting EngineerFull-timeContract type: Permanent contractMission Develop and evolve an autonomous pentesting platform based on agentic systems, integrated within the Offensive Security domain—specifically the Offensive Engineering and Innovation team—ensuring systems are effective, controllable, and capable of producing relevant and reliable outputs in rea

Design, develop, and maintain front-end components for the Orion platform using Angular. Implement responsive, performant, and user-friendly interfaces. Translate functional and UX requirements into technical solutions. Collaborate with backend teams to integrate REST APIs.

Your Responsibilities Act as the global IT Solution Architect for Project and Portfolio Management Solutions as the architectural design authority for PPM solutions, ensuring functional completeness, scalability, performance and maintainability.

Job Title: AI Technical Architect Location: Lisbon, Portugal Work model: Full-time, Hybrid (2x office per week) About Mozaydo Mozaydo was built by people who believe work should feel human - even when powered by technology. We're a remote-first company that connects talent, technology, and purpose to help companies grow sustainably.

About synvert a GlobalLogic company synvert,a GlobalLogic company is a leading cloud, data, and AI services company, partnering with enterprises to design, implement, and manage end-to-end data and AI solutions that drive measurable business impact, combining deep technical expertise with strong industry knowledge across different sectors.

Lead Data Engineer to design and deliver cloud-native data solutions, particularly within Microsoft environments. Requires expertise in data architecture, modeling, and scalable pipeline development. Proven experience with Azure technologies (Fabric, Data Factory, Synapse) and cloud platforms (AWS, Google Cloud). Strong leadership, communication, and mentoring skills. Minimum 8 years of data engineering experience.

Job DescriptionAs a Senior Controller, you will join a newly created position in Portugal, within the Financial Performance & Capital Steering teams. You will be under the functional supervision of the Financial Strategic Planning Officer in Paris, and reporting locally to the Banking Support Activity (BSA) Head of Finance in Portugal.

Join Tether and Shape the Future of Digital FinanceAt Tether, we're not just building products, we're pioneering a global financial revolution. Our cutting-edge solutions empower businesses—from exchanges and wallets to payment processors and ATMs—to seamlessly integrate reserve-backed tokens across blockchains.

IT Manager to support internal systems and staff, ensuring smooth operation and enabling development teams to focus on product delivery. Requires strong Windows and Linux administration, cloud experience, and troubleshooting skills.

IPAM Engineer needed for hybrid role (1 day/week in Lisbon). Tasks include IP address management, network planning, subnet management, monitoring, reporting, and auditing. Requires strong understanding of IPAM principles, DNS/DHCP, and network segmentation. Experience with IPAM tools (e.g., Infoblox, BlueCat) is beneficial.

Senior Citrix Administrator to manage and optimize Citrix environments for a leading banking institution. Responsibilities include managing CVAD, NetScaler, and Citrix ADM, implementing Workspace Environment Management, and utilizing ControlUp for monitoring and troubleshooting.

Assist in the development, testing, and improvement of digital tools to enhance quality processes and operational efficiency. Contribute to application support, data-driven quality monitoring, and workflow automation.

Are you our newMedior Content Marketer ? Dapper is looking for aMediorContent Marketerin Lisbon with a pioneering spirit. You'll play a key role in helping our clients drive online growth, from strategy to execution. We work with a diverse range of B2B businesses across the globe: from promising start-ups to fast-growing scale-ups, and beyond. At Dapper, we believe B2B marketing needs a revolution.

About Amplifier AI We're building the next generation of surgical planning software for interventional radiology and cardiothoracic surgery. Our platform turns CT scans into interactive 3D models that help surgeons plan complex procedures — from endovascular aortic repair (EVAR) to transcatheter aortic valve implantation (TAVI) and beyond.

We are present in 25 countries and our purpose is to live the passion for Portuguese gastronomy, bringing its diversity to the world. We are a global company that operates locally. Our products and services set the standards for the future: customer focus, technological innovation and sustainable business models. We are the HoReCa channel's partner of excellence.

With about 13,000 employees, more than 100 locations worldwide, we share a common goal: turning entrepreneurial thinking into customer success and shaping technological change. The Business Areas Pharma, Supply Chain and Technologies offer products, solutions and services that inspire.

Direct message the job poster from Visma Tech Portugal Talent Acquisition Specialist @Visma | Recruitment, People Strategy, Compliance, Compensation and BenefitsVisma is not just your average company – we're a leading Norwegian player in the mission-critical business software scene, making a real impact.

Project Manager (PMO) to lead planning, execution, and delivery of a strategic KYC transformation project. Requires 5-10 years of experience managing complex projects, strong organizational and communication skills, and proficiency in Excel, PowerPoint, and project management tools. Fluent English required.

At ALS, we encourage you to dream big. When you join us, you'll be part of a global team harnessing the power of scientific testing and data-driven insights to build a healthier future. The Climate Change Specialist supports ALS's climate strategy by helping to develop climate-related targets, transition planning, and disclosures.