freelance English-speaking jobs in Viseu

Provide French-speaking customer support via phone, email, and chat. Assist with product and service inquiries, document interactions, and collaborate with team members.

System Engineer – Power Conversion & Grid Integration will lead technical aspects of electrical architecture for BESS plants. Responsibilities include converter/inverter selection, grid compliance, and electrical system design. Requires a degree in Electrotechnics/Electrical Engineering and 2+ years of experience in an industrial environment.

The GBS Trainer designs, delivers, and maintains training programs for finance processes (OTC, PTP, RTR, FP&A/R, MDM) for new hires and existing employees. Responsibilities include developing training materials, assessing training needs, and monitoring program effectiveness. Requires 8+ years of GBS/SSC experience and expertise in finance processes.

Senior Data Analyst to support Mastercard Identity Check product performance, commercial strategy, and regulatory compliance. Analyze transaction-level data to shape product performance, pricing models, and the product roadmap.

Software Developer will participate in the full lifecycle of .NET and Angular/React web applications, collaborating with teams on analysis, design, implementation, testing, and deployment.

Senior Splunk Expert to design, build, and optimize a new enterprise Splunk platform. Experience with Splunk Enterprise & ITSI, data ingestion, and observability tools required.

Software Engineer to develop and maintain scalable web applications, build APIs, and write clean code. Experience with C#, .NET, Node.Js, React, Vue, Angular, and databases is required.

Support delivery teams by automating the integration of developed products/solutions. Collaborate with the DevSecOps team to build, enhance, and maintain CI/CD pipelines. Design, deploy, and manage cloud infrastructure on AWS and AliCloud. Troubleshoot, debug, and maintain products/solutions.

Senior Data Scientist to design, analyze, and improve scenario-based assessments for hiring. Develop evaluation logic, metrics, and analytical approaches to measure candidate performance. Partner with product, psychometrics, and engineering teams. Requires 4+ years of data science experience, proficiency in Python and SQL, and strong analytical and communication skills.

Experienced SAP SuccessFactors Specialist needed for full-cycle implementations in PMGM, Recruiting, Reporting, or Integrations. 5+ years of experience and 3+ end-to-end projects required. Fluency in English mandatory.

Accountant needed for multinational pharmaceutical company. Responsibilities include journal entries, month-end accruals, account reconciliations, fixed asset management, and tax reporting. ERP knowledge, fiscal experience, and strong Microsoft Office skills required.

Experienced Voice Core Engineer needed for 9-month contract to design, integrate, and deliver Voice Core solutions across CS, IMS, and 5G domains.

Danish speaker residing in Braga sought for a permanent, remote customer support role. Must have C2 Danish and B2 English. Full training provided.

Designs and implements secure data exchange solutions between payroll systems and HR applications (Core HCM, TIME, Concur). Develops technical specifications, data mapping, and solution design documents. Oversees integration development, testing, and deployment. Manages the full lifecycle of HR system integrations.

Experienced Learning Management System (LMS) Technical and Functional Analyst needed for Cornerstone CSOD Galaxy platform. Requires 5-7 years of hands-on configuration experience, integrations expertise, and strong stakeholder management skills.

Leads a strategically critical customer service organization within Amgen's Global Customer Experience & Order‐to‐Cash model. Responsible for shaping and delivering best‐in‐class service for Amgen's most complex and high‐value commercial and clinical customers.

Fullstack Developer with 7+ years of experience in Angular and Java sought. Must have experience with AWS and CI/CD pipelines. Fluency in English required. Hybrid role, 1 day per week in Lisbon.

Implements and manages systems for capturing, processing, and analyzing Research and CMC data across Ferring R&D sites. Supports data workflows and acts as a liaison between technology and science.

Native-level Spanish (LATAM) Computational Linguist needed for a 12-month project. Assess speech quality, categorize audio, and collaborate with scientists. Requires Python, command-line proficiency, and strong analytical skills.

Contract Management Specialist to manage land lease agreements for renewable energy projects in Portugal. Responsibilities include maintaining agreements, building landowner relationships, monitoring contractual obligations, and coordinating with Legal.