react English-speaking jobs in Espinho

As a Field Sales Representative, you will hunt for new business, close deals, and build relationships with merchants. You will demonstrate payment terminal and software solutions, upsell services, and analyze merchant statements.

Lead the design and delivery of complex data engineering projects, partnering with stakeholders to take initiatives from concept to successful implementation. Design and develop core components of our data platform, including building and scaling real-time data pipelines. Embed best practices and governance into the Data Platform, enabling other teams to build confidently and consistently on robust foundations.

Senior Consultant to lead valuation and advisory projects across diverse real estate sectors. Coordinate projects, conduct site inspections, prepare reports, and present findings to clients. Requires a degree in a related field, 3-5 years of experience, and fluency in Portuguese and English.

Support Extia's growth as a Sales Administration team member. Manage client accounts, create and track project missions, and handle invoicing and accounts receivable.

Technical Lead - RAN Engineer will oversee RAN deployments, optimize network performance, and manage team members. Responsibilities include planning and optimization for 2G to 5G networks, drive test analysis, KPI monitoring, and troubleshooting complex network issues.

Power Platform Developer with minimum 6 years of experience, including 4 years in Power Platform (Power Automate, Power Apps) and proficiency in programming languages like Python. Must have experience in the full lifecycle of data solutions and strong analytical skills. Fluent English (B2 level) required.

Senior Data Engineer – Python & GCP Expertise Ignite the future of data — architect scalable platforms and drive transformative insights! Lisbon-based opportunity with hybrid work model (3 days remote per week). As a Senior Data Engineer, you will be working for our client, a leading financial services group within a prominent French banking institution.

Quality Assurance Lead to design test plans, define test strategies, and manage system, integration, end-to-end, and user acceptance testing phases for Oracle Retail solutions. Requires 5+ years of experience in IT Quality Assurance, including test planning, execution, and management. Proficiency in English is mandatory.

Functional Analyst to design, document, and analyze complex information flows and technical solutions. Requires 3+ years of experience in functional analysis, software development, and data modeling. Must be fluent in Portuguese and English.

Develops data-driven growth strategies, executes media acquisition plans, and manages client relationships. Monitors campaign performance, adjusts budgets, and communicates results. Collaborates with cross-functional teams to ensure data integrity and optimize campaigns.

IT professional with a degree in Computer Engineering or related field and experience in IT environments. Must have knowledge of technological tools and fluency in English and French (minimum B2).

Quality Assurance Engineer needed to participate in the software development lifecycle, define and execute test cases, and collaborate with cross-functional teams to ensure quality. Bachelor's degree in a related field and QA experience required.

Leads a team of 20 developers, overseeing the full software development lifecycle and ensuring efficient delivery. Manages agile workflows, release cycles, and quality assurance processes. Provides technical guidance and mentorship to the team. Requires 10+ years of software development experience, 3+ years as an Engineering Manager, and proficiency in Java, Spring Boot, Angular, PostgreSQL, Docker, Kubernetes, and Agile methodologies.

Technical Sales Account Manager to manage strategic international key accounts, focusing on growth, retention, and expansion. Requires 10+ years of experience in SaaS/Telco software sales with a proven track record of success in farming enterprise accounts. Must be comfortable working flexible hours to support US-based customers.

ERP Application Specialist to provide operational support for a priority ERP application. Troubleshoot issues, ensure system stability, and collaborate with SAP teams on future S/4HANA transition. Requires 5+ years of ERP application support experience and strong understanding of business processes.

As a Localization QA Game Tester, you will collaborate on a global project team to ensure the accuracy and quality of localized games. Responsibilities include identifying and correcting language errors, ensuring adherence to console guidelines, and reporting on found issues. Fluency in German and conversational English are required.

Lead growth engine for AI-native development platform targeting financial services organizations. Build and optimize demand generation and ABM strategies, position FlowX.AI as a leader in agentic AI, and manage a marketing team.

Senior Frontend Engineer to develop and implement user interface components using React.js, TypeScript, GraphQL, Jest, Cypress, and Vite. Responsibilities include testing, profiling, and improving front-end performance, mentoring teammates, and documenting code. Requires 6+ years of experience, expert knowledge of TypeScript, JavaScript, CSS, HTML, and front-end languages, and a passion for user experience.

Site Reliability Engineer will analyze and interpret system telemetry to identify and address issues. Responsibilities include designing, building, and maintaining monitoring and reliability tooling, collaborating with teams to improve system resilience, and participating in incident response.

DevOps Engineer needed for projects related to OCC Products or Customer contracts. Requires Bachelor's/Master's in Technology, English (B2+), and experience with K8s, Terraform, Helm, and public clouds.