freelance English-speaking jobs in Covilhã

Business Assistant to support CEO and team in daily operations. Fluency in Russian, Ukrainian, and English required. Portuguese proficiency (A2 or higher) needed for government interactions. Strong organizational and computer skills essential.

Design and implement scalable AWS-based data architectures, leading data migration and optimization initiatives. Build and manage infrastructure using Terraform. Manage large datasets, orchestration workflows, and CI/CD pipelines.

Investigate and resolve customer issues, including order and logistics status. Review reported issues within agreed turnaround times and standards of quality. Escalate issues to the client as needed. Drive customer satisfaction metrics and adherence to service levels.

Develop and maintain fullstack applications using .NET/C# and React. Build microservices, event-driven architectures, and intuitive user interfaces. Collaborate with designers, product owners, and engineers to deliver digital experiences. Contribute to new features, architectural improvements, and cloud-native environments.

Senior Flutter Developer to lead development of cross-platform mobile applications. Collaborate with product managers, designers, and engineers. Mentor junior developers and ensure high performance, responsiveness, and reliability.

Drivers collect high-quality visuals of streets, points of interest, and public spaces using vehicles equipped with 360° cameras and lidars. Data is stored on onboard computers and used to enhance online mapping platforms.

Join a modern greenhouse company specializing in Gerberas. Care for, harvest, and process vibrant flowers. Experience in horticulture is a plus.

What You'll Be Doing:As part of a collaborative and high-performing IT team, you will play a key role in ensuring the stability, security, and performance of enterprise database environments.

The Junior Renewals Specialist manages customer contract renewals, ensuring timely completion and full value. This role requires experience in renewals, customer success, or sales operations, along with strong communication and collaboration skills.

This 6-month internship at the NATO Communications and Information Agency (NCIA) in Oeiras, Portugal, supports the modernization of training materials by integrating AI-enabled technology into instructional design. The intern will create digital learning assets, rapidly prototype instructional requirements, and explore AI workflows to streamline content production.

Experienced ESG Auditor needed for freelance position in Portugal. Conduct social compliance audits (SLCP verifications) and environmental assessments (Higg FEM, RBA) across supply chains.

KCS IT seeks a Mid/Senior Fullstack React developer with 6+ years of experience. Requires proficiency in React, C#.NET, JavaScript, TypeScript, Redux, RESTful APIs, and SQL. Must have experience with Agile/Scrum methodologies and Git. Fluency in English is mandatory.

The Order to Cash (OtC) Specialist will deliver and manage end-to-end OtC processes, working with a team and a global BPO partner. The Specialist will contribute to ensuring OtC processes comply with accounting standards and policies. Responsibilities include process delivery, supporting internal stakeholders, and collaborating with customers. Experience in OtC processes, fluency in English and another European language, and experience with SAP R/3 are required.

Banco Finantia seeks a BI Developer to analyze, develop, test, and maintain solutions within the Development and Application Support Department.

Project Manager to deliver a major global technology program for a leading media company. Work with international teams, senior stakeholders, and technology-focused groups.

Revolut seeks an Events Manager to plan and execute premium events for media, partners, and high-value audiences. The role involves managing budgets, collaborating with cross-functional teams, and ensuring seamless event operations. Experience delivering large-scale B2B, corporate, or PR events is required.

Senior consultant with over 5 years of experience in public transport and sustainable mobility sought. Must have experience with public transport modeling software, GIS tools, and data analysis. Strong analytical and communication skills required.

Cybersecurity Cloud Engineer to support and improve security posture of Microsoft Azure environments. Focus on cloud security fundamentals, identity, architecture, and risk mitigation.

Senior Full Stack Developer to design and develop robust solutions using .NET, C#, React, and Angular. Will apply DDD and Microservices Architecture principles, write high-quality code, and collaborate with cross-functional teams.

Conducts warranty audits, evaluates service processes, and provides recommendations for improvement. Collaborates with OEM dealers and service teams to ensure accurate warranty claims. Requires 3-10 years of experience as an automotive warranty auditor, mechanic, or engineer.