react English-speaking jobs in Espinho

Senior C++ Developer to join Electronic Equities team working on an ultra-low latency algorithmic trading platform. Develop new Algo models, framework, market data distribution, and exchange connectors. Software development, platform maintenance, and collaboration with global teams.

Senior Backend Engineer to design, build, and maintain scalable backend systems with real-time capabilities. Experience with Python, AWS, and DevOps principles required.

Senior HR Analyst to contribute to process improvement and data-driven decision making. Manages HR databases, creates reports and dashboards, and leads analytical initiatives. Requires 4-6 years of HR data analysis experience, proficiency in Excel and data visualization tools, and strong statistical skills.

Senior Human Resources Manager needed to drive people strategy, ensure compliance with Portuguese labor law, and foster a high-performance culture. Partners with senior leadership on workforce planning, organizational design, and talent management. Requires strong leadership, communication, and stakeholder management skills, as well as a minimum of 8-10 years of progressive HR experience.

Data Integration Engineer will contribute to data interoperability across Ayming systems and the Aym-otion migration. Responsibilities include designing, building, and maintaining data pipelines, ensuring data quality, and collaborating with teams to gather integration requirements.

Pluxee seeks a data-driven Analytics & CRO Lead to strengthen its Marketing team. The role involves owning marketing performance measurement, experimentation, and conversion rate optimization across digital touchpoints. Responsibilities include defining KPIs, tracking plans, and dashboards, analyzing marketing and sales performance, leading CRO strategy, and supporting demand generation initiatives.

Supports the execution and management of clinical trials. Assists with planning, initiation, and execution of trial activities. Conducts site feasibility assessments and coordinates with investigative sites.

Data Analyst will analyze, transform, and interpret complex datasets to generate insights and support data-driven business decisions. Responsibilities include designing, building, and maintaining data models and datasets using GCP tools, performing exploratory data analysis, and developing dashboards and reports. Requires 4-6 years of experience in a data analyst role, strong SQL skills, experience with Python for data analysis, and proficiency with Google Cloud Platform, especially BigQuery.

The Head Project, Service and Product Management will lead strategic planning, provide specialist advice, manage performance, facilitate organizational processes, and build stakeholder relationships. Requires a Master's degree in a related field and 5 years of experience, or a Bachelor's degree and 8 years of experience. Must have a minimum of 4 years of product management, 2 years of project or service management, and 2 years of line management experience. Fluency in English is required.

Key Account Manager to identify and develop new market opportunities, build customer relationships, and collaborate with internal teams to ensure successful product application.

Manages operational execution of feature and content rollouts for assigned markets within the OneWeb program. Ensures clear communication and stakeholder alignment throughout the rollout process. Supports content lifecycle management and enforces global content guidelines.

Business Manager needed for data science company specializing in Business Intelligence, Advanced Analytics, and Artificial Intelligence. 2-5 years of experience in IT Consulting, Outsourcing, or Recruitment required. Strong commercial mindset, communication skills, and a "make it happen" attitude are essential. Fluency in English required.

Financial Controller needed for a company with 19 years of experience and 2,360 employees. Responsibilities include accounting reconciliation, analyzing financial risks, and contributing to process improvements. Requires 3-4 years of accounting and finance experience and a Bachelor's degree in Economics, Finance, or Accounting. Fluent English required, French is a plus.

Provide Dutch-speaking customer support via phone, email, and chat. Assist with account and platform issues, ensuring customer satisfaction.

Provides database support for Microsoft SQL Server environment, ensuring optimal performance. Collaborates with development teams on application planning and maintenance. Resolves database incidents and service requests.

Ocean Engineer to support commercial projects and R&D in offshore hydrodynamics and numerical modeling. Expertise in CFD and/or OrcaFlex for maritime structures is required.

Provides administrative and operational support to the Property Management team. Processes invoices, supports financial processes, and assists with report preparation. Requires experience in administrative roles with exposure to financial processes and proficiency in Microsoft Office.

Data Scientist / Machine Learning Engineer will industrialize Gen AI and analytics models in production environments, primarily on Databricks. Requires 3+ years of experience as a technical data specialist with strong Azure, Databricks, and Python/PySpark skills.

Senior Policy NPC Designer / Solution Architect to lead the design and technical definition of Policy NPC solutions in complex telecom environments. Responsibilities include analyzing requirements, designing architectures, defining use cases, and preparing technical documentation. Requires expertise in Policy Control solutions, 4G/5G Core Network architectures, and 3GPP standards.

Develop and maintain monitoring systems, identify and address security and performance issues, and ensure system reliability. Design, implement, and manage DevOps capabilities using CI/CD toolsets and automation. Analyze existing infrastructure and provide expertise on containerization and migration to Kubernetes.