freelance English-speaking jobs in Valongo

Account Executive to drive new business growth in the Malta market. Responsibilities include prospecting, lead generation, pipeline management, and customer relationship management. Requires fluency in English and Italian, 1+ year of sales experience, and strong communication and organizational skills.

Freelance AI trainer for energy engineering projects. Design problems, evaluate AI solutions, validate calculations using Python, and improve AI reasoning.

Experienced IT DevOps Lead to drive cloud infrastructure evolution in Google Cloud. Lead DevOps team, design secure and scalable architectures, and implement CI/CD pipelines using GitLab. Manage infrastructure components, ensure high availability, and optimize cloud costs. Strong technical expertise in GCP, Terraform, Kubernetes, and GitLab CI/CD required.

Lead end-to-end machine learning projects from conception to production support. Develop and train models (classic ML + DL), conduct offline evaluation, and transfer models to production. Requires 4+ years of experience as a Data Scientist, managing end-to-end ML projects, and proficiency in Python, SQL, and ML tools.

Dynamics 365 Developer to design and develop functionalities, integrations, and solutions. Requires 3+ years of Dynamics 365 CRM experience, Power Platform knowledge, and proficiency in C#, .NET, HTML, CSS, and JavaScript.

The Senior Manager of GBS Continuous Improvement will drive continuous improvement across global processes. This role will develop the CI strategy, support prioritization of initiatives, and collaborate on building the CI methodology and framework. The Senior Manager will also lead the center continuous improvement team, collaborate with GBS organizations, and provide coaching on LSS/process re-engineering.

Volunteer with the Mailbox Audit & Compliance Team (MACT) to ensure timely and professional responses to shared inbox communications. MACT members monitor inboxes, track response timelines, and identify communication gaps.

Leads large-scale IT transformation programs, manages IT landscape, and drives IT strategy development. Manages CIO Office, IT budget, and vendor relationships. Requires a Master's degree in IT, Business Administration, or related field and significant experience in IT strategy consulting or corporate IT management.

Full-stack Developer with 4+ years of Java experience sought. Must have strong Angular and Javascript skills, JPA and Hibernate experience, and fluency in English and French (B2 level). Hybrid work model with twice-weekly office visits in Porto required.

Install, maintain, and optimize Bystronic machines at customer sites. Troubleshoot electrical, pneumatic, and hydraulic issues. Provide technical training and support to customers.

System Engineer needed for automation and CI/CD. Requires experience with Jenkins, Linux and Windows server administration, Bash and Python scripting, and Git. Strong communication and teamwork skills are essential.

UX/UI Design Intern will support UX research, UI design, animation, and design systems work. Interns will contribute to real projects, receive mentorship, and gain hands-on experience in a casual gaming environment.

Head of Sales will own the full sales pipeline, develop the sales playbook, and manage an SDR. Responsibilities include prospecting, managing deals, and coaching the SDR. Must have 3+ years of B2B sales experience, experience selling datacenter, hosting, or managed services, and be fluent in English.

Junior Business Analyst to join a team focused on understanding organizational needs and shaping solutions for public and private sector clients. Will support analysis activities, translate insights into business artifacts, and ensure alignment between business needs and technical delivery.

Senior Software Engineer to build and maintain AWS, TypeScript, React, Node, micro frontend, serverless, event-driven applications. Collaborate in a DevOps culture, mentor junior team members, and contribute to Cinch's technical strategy.

Designs, develops, and implements customized solutions within the Salesforce Service Cloud & Data Cloud platform. Expertise in Salesforce configuration, Apex programming, and Lightning components is required.

Linux Systems Administrator to ensure availability, performance, and security of Red Hat Enterprise Linux servers. Manage, configure, and troubleshoot servers in standalone and clustered environments using automation platforms.

Attune seeks a hands-on AI Researcher to design and implement the core intelligence architecture of its AI-powered coaching product. This role involves translating behavioral theory into computational models, improving longitudinal signal tracking, and building evaluation frameworks for AI reliability. The ideal candidate has experience in applied AI, NLP, and ML systems, with a bias towards building and shipping.

Backend Developer will design and develop scalable solutions using .NET Core and Python within a microservices architecture. Responsibilities include designing APIs, implementing inter-service communication, and contributing to containerized environments.

Experienced accountant needed for accurate and compliant accounting data, closings, and reports for European Allianz entities. Responsibilities include running accounting calculations, reviewing month-end and quarter-end closings, supporting regulatory reporting, and administering accounting systems. Requires 4-5+ years of accounting experience, strong technical accounting skills, SAP FI/CO experience, and fluency in Greek and English.