react English-speaking jobs in Espinho

Java Backend Engineer will develop and maintain software for the Tiko platform. Responsibilities include designing, developing, testing, and evaluating software, ensuring security and data protection, and collaborating with the team. Requires minimum four years of experience with Java backend tools and frameworks, including Spring.

Provides comprehensive administrative support to multiple executives across a fast-paced, growing company. Manages complex calendars, coordinates travel arrangements, processes expense reports, and provides general administrative support.

Drive new business in the Dutch market as an Inside Sales Specialist. Build relationships, close deals, and grow revenue across SaaS solutions. Fluency in English and Dutch is required, along with sales experience and ideally experience in the IT environment.

Costing & Pricing Specialist needed for wire harness production. Perform cost estimation, sales price proposals, and Engineering Change cost calculations. Requires a degree in Engineering or Commerce, experience with wire harness production and CAD systems, and strong analytical skills.

Leads the full commercial funnel at Ovom, from initial touchpoint to signed treatment contracts. Builds and scales acquisition funnels, manages sales teams, and optimizes conversion infrastructure.

Drive business growth in the insurance sector by identifying new opportunities, supporting the business development team, and strengthening client relationships. Analyze market trends and competitive landscape to inform strategy and optimize business performance.

A PhD holder is sought to carry out research on the project "A centromeric view on AGEing: unveiling centromere instability in ageing" funded by the European Research Council. The successful candidate will perform immune cell profiling, prepare samples for single-cell sequencing, and conduct experiments in mouse models.

Senior Data Scientist will partner with marketing and product teams to define data metrics and analyses to drive strategic decisions. Responsibilities include creating, monitoring, and improving statistical models for marketing spend optimization and product growth. The role requires expertise in Python or R, SQL, and cloud platforms.

CIIMAR seeks a superior level 11 technician with a Master's degree in Biological Sciences for the project "PROALGAE – Fish gut probiotics: a tool for improving seaweed utilization and fish health". The position requires FELASA category B certification, microbiological expertise, in vivo trials experience, and proficiency in molecular biology techniques.

The International Iberian Nanotechnology Laboratory (INL) seeks a Project Implementation Officer to support the growth of semiconductor-related initiatives under the CHIPS Joint Undertaking (CHIPS JU). The role will focus on building and managing relationships with industrial stakeholders, supporting the deployment of CHIPS JU-related infrastructures, and facilitating collaboration between industry and INL's scientific teams.

Provide customer service support to viewers via phone and chat, addressing inquiries about software functionality, technical issues, and streaming services. Must be fluent in Italian, Portuguese, and English.

Experienced Backend Developer needed for modern, scalable digital products. Develop and maintain APIs using Node.js + Express, build backend architectures, and work with MongoDB. 3+ years MERN stack experience required.

The project FILM AND DEATH - Film-Philosophy as a Meditation on Death seeks 3 PhD students to assist in research on film genres and death. Successful candidates will conduct research, participate in workshops, and submit publications. The fellowship lasts 6 months, potentially renewable for up to 14 months.

BrainRocket seeks a Procurement Manager to optimize and scale their procurement systems. The role involves system administration, process improvement, user training, strategic sourcing, and data analysis. Experience with Omnea is a plus.

Echelonn offers a paid Google Ads training program in Funchal, Madeira for motivated Australian candidates. The 4-week program includes relocation support and the opportunity to earn a full-time role at Echelonn upon successful completion.

IT Risk Analyst / Permanent Controller will identify, analyze, and monitor cyber and operational risks within IT payment services. Responsibilities include defining cybersecurity governance frameworks, supporting IT teams in managing risks, and collaborating with security, development, and production teams to integrate risk management practices. The role also involves executing permanent control activities, identifying and analyzing operational risks, and providing risk reporting.

Accountant to support day-to-day financial operations. Manage accounts payable and receivable, perform reconciliations, and support month-end and year-end closing processes. Ensure compliance with accounting standards and internal controls. Bachelor's degree in Accounting, Finance, or related field required. 5+ years of accounting experience. Proficiency in ERP systems and Microsoft Excel. Excellent communication and organizational skills.

Junior Specialists will process invoices, assist with reconciliations, and ensure compliance with regulations. They will also provide client service and support process improvement initiatives.

Build Your Career in Customer Experience! Do you enjoy assisting customers, resolving issues, and ensuring smooth online shopping experiences? Join our team as a Customer Specialist and play a key role in supporting customers throughout their journey while delivering excellent service.

The Polytechnic Institute of Santarém is seeking a Coordinating Professor in Biological Sciences, specializing in Aquatic Animal Production and Ecology. Applicants must hold a doctoral degree or specialist title in Biology and meet specific technical-scientific requirements, including publications, research project experience, and teaching experience.