freelance English-speaking jobs in Valongo

NetApp Engineer responsible for 24/7 monitoring, incident management, and first-line technical support. Requires English language proficiency and experience with NetApp systems.

Process and manage incoming payments, ensuring accurate allocation to customer accounts in line with French market standards. Monitor outstanding receivables, follow up on overdue invoices, and coordinate with customers and internal stakeholders to resolve payment discrepancies. Assist with the reconciliation of customer accounts, identifying and correcting mispostings or open items. Support the preparation of regular AR reports, ageing analyses, and KPI dashboards for the French market.

Full-stack engineer to design, build, and maintain a modern booking platform. Experience with Django, Python, React/Next.js, Docker, and PostgreSQL required. Focus on delivering features quickly, improving code quality, and collaborating with users.

Senior Security Engineer will develop threat detection content, improve AI-assisted security workflows, and help identify and respond to threats across cloud-native and enterprise environments.

Lead daily hotel operations in Almada, Portugal, ensuring exceptional customer service and team support. Supervise, train, and manage staff, resolve customer issues, and collaborate with other departments.

Leads the end-to-end management of the data and AI product portfolio, developing and executing product strategies and ensuring successful delivery of AI-powered solutions.

We are seeking a .NET Developer to design, develop, test, and deploy new features in .NET Core/.NET Framework. Responsibilities include optimizing performance, implementing observability, and providing technical support.

SAP EHS PRC Developer with 5+ years experience required. Expertise in ABAP development, SAP EHS(M) PRC, and SAP S/4HANA. Familiarity with global material-substance compliance regulations and data structures for compliance.

Procurement professional with 4+ years of experience in transportation, logistics, or related categories. Manage sourcing processes, evaluate proposals, and negotiate contracts. Collaborate with internal and external stakeholders to optimize logistics services and cost structures.

INOVA+ seeks an International Project Manager to conceive, plan, and manage European funded projects. Requires a background in relevant fields, 3+ years of international project management experience, and fluency in English.

SAP Consultant will design and implement the global S/4HANA system, collaborating with business stakeholders and an implementation partner. Responsibilities include process optimization, system integration, user training, and ensuring system compliance.

Growin seeks a Python Developer with experience in web solutions, API REST, and process automation. Must have proficiency in version control tools like Git and English communication skills.

Python Developer needed to design, develop, and maintain software applications. Requires experience with Python frameworks (Django or Flask), object-oriented programming, and SQL.

We are seeking a DevOps professional with 5+ years of experience in Linux-based systems, Docker, Vagrant, Ansible, and Git. Experience with CI/CD tools, networking fundamentals, and problem-solving is required.

Manages key components of Managing Directors & Partners (MDP) compensation cycles, including salary, bonus, and deferred compensation. Oversees end-to-end compensation processes, analyzes compensation data, and applies AI-enabled solutions to streamline operations.

Software Engineer to develop and enhance in-house systems using Java, Angular, and agile methodologies. Requires experience in full-stack development, web/backend services, and database concepts.

Front-End Web Developer needed to create user-friendly websites. Responsibilities include developing new features, ensuring code reusability, and optimizing website speed and scalability. Requires a Bachelor's degree, 2+ years of experience, proficiency in HTML, CSS, JavaScript, and knowledge of UI/UX design principles.

Design and implement AI/ML pipelines, including LLM-based applications, GenAI frameworks, and vector retrieval systems. Build production-grade AI integrations in Python, ensuring scalability and reliability. Apply enterprise AI patterns such as RAG, observability, agent workflows, and model evaluation. Collaborate with Data Scientists on feature engineering, model evaluation, and experiment design. Contribute to AI-driven telecom solutions.

Senior Java Developer to lead development on IP phone configuration server. Requires SIP telephony, IP phone configuration, and server technologies expertise. Strong analytical, problem-solving, and communication skills needed.

Skilled auditor to undertake audit missions across global operations. Focus on operational audits, financial reviews, and internal controls assessments. Effective communication of audit conclusions to local management. 2-3 years' experience in a Big 4 audit firm or equivalent required. High fluency in English and experience in international environments essential.