freelance English-speaking jobs in Aveiro District

Senior Operations Business Liaison needed for Payments & Cash Management. Manage payment processing, investigations, and ISO20022 transition. Requires fluent German and English, and experience in corporate payment operations.

Systems Engineer to develop system-level solutions for advanced tactical, naval, and secure network infrastructure. Requires Electronic Engineering degree and knowledge of embedded systems, protocols, and networking.

Own the strategy and delivery of API access to Operational Intelligence reporting and data capabilities. Drive the API product roadmap for financial reporting, defining specifications and managing migrations.

Fullstack Developer needed for a contract position. Responsibilities include designing and implementing software solutions, developing reusable code, and troubleshooting issues. Requires 3+ years of experience with HTML, CSS, JavaScript, Node.js/Python, and databases.

Senior HR Business Partner to partner with leaders, shaping the people agenda and supporting business growth. This hands-on role involves advising on employee relations, talent, and organizational topics while using HR data to drive solutions.

Content Designer needed to create on-brand campaign and marketing assets. Responsibilities include designing social content, ad banners, and visuals for product flows using Figma, Photoshop, and Canva. Requires 1+ year of graphic design experience.

SAP LEx Consultant responsible for implementing logistics business processes within the IT system landscape. Requires 8-10 years in Supply Chain Management with expertise in SAP R/3 (WM, LE) and SAP EWM.

Detail-oriented Clinical Trial Assistant needed to provide administrative and operational support for clinical trials. Responsibilities include maintaining study files, managing documents, and supporting project timelines and compliance. Life sciences background preferred.

Postdoctoral Researcher needed to drive quantum photonic technologies. Duties include developing quantum photonic setups, exploring quantum sensing in 2D materials and diamond, and collaborating with partners. PhD in Physics or related field required.

Senior Accountant supporting German operations in the Shared Service Centre. Responsibilities include managing AR, AP support, and general ledger processes. Requires 4+ years of AR experience, English proficiency, and fluency in German.

Customer Experience Consultant needed for logistics professionals. Manage end-to-end shipment activities, serve as the main customer contact, and drive satisfaction. Requires experience in logistics/supply chain and fluency in Portuguese and English.

Design and implement robust backend systems using Python 3.10+ and Django 5+. Maintain and refactor secure APIs, architect CI/CD pipelines with Docker, and optimize backend performance.

Junior Associate supporting HR, operations, and marketing in a dynamic IT company. Responsibilities include recruitment support, operational workflows, and digital content assistance. Requires a Master's/Bachelor's degree and fluency in English and Portuguese.

Freelance Meet & Greeter in Porto to welcome guests, manage check-ins, and handle property quality checks. Requires fluency in English and Portuguese, own transportation, and self-employment registration.

Health & Benefits Analyst supports large and SME client projects, developing expertise in employee benefits and insurance solutions. Responsibilities include managing client portfolios, administering insurance programs, and analyzing market trends. Requires a relevant Bachelor's degree and fluency in Portuguese and English.

Develop and optimize email marketing strategies using Klaviyo for enterprise B2C e-commerce clients. Manage Klaviyo setups, analyze performance metrics, and drive engagement and retention through data-driven campaigns.

Seeking a Sales Manager to grow the client portfolio and strengthen IT consulting presence. Responsibilities include identifying new business, managing the full sales cycle, and developing existing accounts. Requires experience in Business Development or Sales.

Systems Engineer supports IT operational and governance processes, focusing on patching, vulnerability remediation, and compliance reporting. The role involves network monitoring, process development, and assisting with IT risk and audit activities.

Skilled Machine Operator needed for contract work in a production environment. Responsibilities include operating and maintaining machinery, troubleshooting issues, and performing preventative maintenance. Requires high school diploma and proven operator experience.

Talent Acquisition Specialist to manage end-to-end recruitment for IT and technology roles. This role involves building talent pipelines, collaborating with hiring managers, and attracting top tech talent. Requires 2+ years of experience and fluent English.