react English-speaking jobs in Espinho

Senior Backend Engineer with strong .NET expertise to design, build, and maintain scalable backend systems. Collaborate on architectural decisions, improve engineering practices, and contribute to system evolution.

This role is responsible for building and innovating on the collateral, tools, and partnerships required to grow Bain's B2B Commercial Excellence products. The Solution Consultant will develop, manage, and commercialize product offerings, collaborating with case teams, clients, and capability teams. Responsibilities include driving product health analyses, maintaining product architecture, identifying innovation needs, and collaborating with Knowledge Management and Business Development teams.

Lead Full-Stack Engineer to architect, guide best practices, and ship features across web, mobile, and backend. Collaborate with founding team to build AI agent workflows, automation systems, and real-time career insights. 5+ years full-stack experience (React, Node.js, REST APIs) required.

Python Developer to design, develop, and maintain data extraction, processing, and transformation solutions. Experience with GCP, PL/SQL, and Python data processing libraries required.

Dynamics 365 CE / Power Platform Developer will design and deliver scalable solutions. Requires 2-5 years' experience developing in Dynamics 365 CE / CRM and Power Platform, including C#, JavaScript/TypeScript, and plugin/workflow development.

French speaker PL/SQL Developer to design, develop, and optimize Oracle database backend. Requires 2+ years of experience in professional software development with a strong specialization in Oracle databases. Expert knowledge of PL/SQL, advanced SQL, and performance tuning is essential.

The Events Director will oversee the planning, execution, and evaluation of large-scale events, ensuring meticulous management and high standards. This role requires leadership, organizational skills, excellent communication, and a deep understanding of event management logistics.

Software Engineer will design, develop, and deploy software solutions. Responsibilities include front-end and back-end development, database management, API creation, and cloud deployment. Must have experience with cloud services, full-stack development, and various programming languages.

Data Architect needed for a growing team. Solid experience in data architecture principles, data modeling, and database schemas required. Proficiency in SSIS, SSAS, SSRS, and PowerBI is essential. SQL Server experience is necessary, Azure Cloud Synapse experience is a plus. Fluent English required.

Junior Finance ERP Consultant to own financial sub-projects within large-scale ERP implementations. Analyze accounting setups and design automated financial processes. Act as a link between finance departments and engineering teams.

Lead the development of scalable data solutions for healthcare outcomes. Define product vision, translate business needs into requirements, and manage the product backlog. Collaborate with stakeholders and engineering to deliver secure, privacy-preserving data solutions.

Senior/Lead Mobile Software Engineer will own and evolve patient and practice mobile applications, ensuring stability, performance, and delivery velocity. Designs and implements mobile features using Swift and Java/Kotlin aligned with business and user needs. Collaborates with cross-functional teams to define cohesive API contracts and end-to-end user experiences. Implements and maintains automated testing strategies and mobile CI/CD pipelines.

Oversees global trading infrastructure, ensuring uptime and performance. Provides technical support to software development and collaborates with infrastructure teams. Requires OS performance tuning, production support, Linux administration, and scripting experience.

Experienced Site Manager to lead and develop production site, ensuring achievement of performance targets and continuous improvement. Responsible for safety, quality, productivity, cost efficiency, and work organization. Requires 3-5 years experience in a production or industrial environment, technical degree, and fluency in French and English.

Senior Antibot Engineer will analyze web and mobile applications to uncover hidden mechanisms and bypass advanced security protocols. Responsibilities include reverse engineering code, identifying vulnerabilities, and developing innovative solutions to enhance data extraction methods.

Develops and maintains risk modeling methodologies and policies for crypto. Delivers data-driven solutions to improve product performance. Builds, enhances, and maintains risk engines, including margin models and liquidation logic. Collaborates with Engineering to deploy risk methodologies.

Data Scientists analyze complex datasets, develop machine learning models, and communicate findings to stakeholders. Experience in statistical analysis, machine learning, and data visualization is required. Proficiency in Python, SQL, and cloud platforms like AWS is preferred.

Data Operations & Reporting Associate needed for a global wealth management firm. The role involves processing investment data, performing portfolio reconciliations, analyzing performance, and preparing client reports. Requires 5+ years of experience in investment performance analysis, portfolio reporting, or operations within wealth management. Proficiency in VBA, Python, Power BI, Excel, and Addepar is essential. Fluent in Portuguese and English required.

Research Scientist to develop asymmetric hybrid supercapacitors within an EU project. Responsibilities include R&D activities, collaboration, reporting, and project dissemination. PhD in Electrochemistry, Materials Chemistry, Materials Science and Engineering, Nanotechnology, or related field required. Experience with supercapacitor development and electrochemical performance assessment is essential.

Cyber Security Engineer needed to identify and remediate vulnerabilities, collaborate with development teams, and implement secure practices. Requires 3+ years of IT Security experience, CSPM and application security tool knowledge, and scripting skills.