react English-speaking jobs in Espinho

KCS IT seeks a Junior Ruby on Rails Developer for a remote position in Portugal. Requires a Bachelor's degree in a related field, 3+ years of Ruby on Rails experience, and proficiency in RESTful APIs, database modeling, and Git. Fluency in Portuguese and English is required.

SODECIA seeks an experienced CAD/CAE Engineer to ensure component and assembly quality and safety standards. Responsibilities include performing linear and nonlinear structural analysis, evaluating shape and position tolerances, and validating project designs through simulations. The ideal candidate has a higher education in Mechanical, Automotive, or Aerospace Engineering with specialization in Simulation/Mechanics and mastery of the finite element method (FEM).

Lead end-to-end machine learning projects from conception to production support. Develop and train models (classic ML + DL), conduct offline evaluation, and transfer models to production. Requires 4+ years of experience as a Data Scientist, managing end-to-end ML projects, and proficiency in Python, SQL, and ML tools.

Banking professionals with 1+ year experience in Ireland or serving the Irish market are needed to manage operations, including fraud, disputes, and complaints. Must have C1/C2 English proficiency and EU citizenship or a valid Portuguese residence/work permit.

Produces investments monitoring reports for pension funds, including asset allocation, performance, risk analysis, and strategy updates. Collaborates with other Mercer teams and external entities. Requires fluency in English, a degree in a relevant field, and 3+ years of experience in the investments industry.

.NET Developer will analyze, develop, and optimize features for large-scale enterprise platforms. Requires strong expertise in .NET Core, ASP.NET Core, OOP principles, and async programming. Intermediate English proficiency is necessary.

The IT Release Manager oversees planning, coordination, and delivery of software releases for enterprise solutions. The role ensures releases are delivered efficiently, securely, and aligned with strategic objectives. Experience with Microsoft technologies, cloud platforms (Azure), release automation, and CI/CD pipelines is required.

Review and moderate Dutch-language content (text, images, video) to ensure it meets community standards and legal guidelines. Apply platform policies consistently and accurately, identifying and escalating violations.

System Engineer needed for automation and CI/CD. Requires experience with Jenkins, Linux and Windows server administration, Bash and Python scripting, and Git. Strong communication and teamwork skills are essential.

Data Scientist will solve business challenges using analytics, predictive modeling, and machine learning. Develops and deploys products, consults clients, and collaborates with technical teams. Requires a Master's degree, 3-5 years of experience, proficiency in Python and SQL, and strong communication skills. Native Portuguese speaker and fluent English (C1) required.

Data Operations Hiring Lead will build and manage a remote team of Hiring Coordinators to streamline the recruitment process for Veeva Link's global network of freelancers. Responsibilities include designing automated hiring workflows, establishing quality control protocols, monitoring key performance indicators, and ensuring the team has the capacity to meet hiring demands.

Account Executive to drive new business growth in the Malta market. Responsibilities include prospecting, lead generation, pipeline management, and customer relationship management. Requires fluency in English and Italian, 1+ year of sales experience, and strong communication and organizational skills.

Electronics Engineer to design, prototype, and validate electronic systems for printed e-paper displays. Responsibilities include firmware development, PCB design, integration, and testing. Requires experience in embedded systems, C/C++, Python, and PCB design tools.

Data Engineer Trainee to assist in developing Azure-based data pipelines and integrations. Support configuration and maintenance of integration processes, build CI/CD pipelines, and contribute to data model creation and documentation. Learn to design scalable data solutions and extract/load data from various enterprise sources.

The Senior Manager of GBS Continuous Improvement will drive continuous improvement across all global processes. This role will develop the CI strategy, support prioritization of initiatives, and collaborate with the CI Governance on methodology development and implementation. The Senior Manager will also lead the center continuous improvement team, collaborating with other GBS organizations on ESSA projects.

React Native Engineer to design, develop, and maintain mobile applications using React Native. Collaborate with teams on planning, architecture, and implementation. Ensure code quality through testing and continuous integration.

API Manager will design and implement an API framework for multiple business areas. Responsibilities include developing external-facing APIs, providing documentation, best practices, and training. Requires strong understanding of APIs, API Composition, BFF, API Gateway, and Java services in a microservices ecosystem.

Lead quality assurance efforts for mobile app projects, overseeing the entire QA lifecycle. Design and implement quality processes, execute functional, usability, performance, and security testing for iOS and Android platforms. Collaborate with development, UX/UI, and product teams to ensure app quality and resolve issues.

Experienced Cloud Engineer to join an agile team building and maintaining cloud infrastructure. Responsibilities include provisioning resources, configuring networks, ensuring security, and automating infrastructure management. Requires strong experience with AWS, CI/CD, Kubernetes, IaC, and monitoring tools. Must be comfortable with DevOps methodologies and have excellent English communication skills.

Experienced accountant needed for accurate and compliant accounting data, closings, and reports for European Allianz entities. Responsibilities include running accounting calculations, reviewing month-end and quarter-end closings, supporting regulatory reporting, and administering accounting systems. Requires 4-5+ years of accounting experience, strong technical accounting skills, SAP FI/CO experience, and fluency in Greek and English.