react English-speaking jobs in Espinho

Nexxiot seeks a Backend Developer to design, implement, and operate distributed backend services. Responsibilities include building reliable, scalable systems, processing large volumes of device data, and providing 3rd-level support. Requires 5+ years of experience with Kotlin or Java, backend architecture, and API design. Experience with SQL, NoSQL, messaging systems, and containerized services is essential.

Senior Software Engineer to design, develop, and maintain robust, scalable software solutions using Python/Django and TypeScript. Collaborate with cross-functional teams to translate customer needs into technical solutions. Contribute to code reviews, mentorship, and technical documentation.

As a Phone Operator, you will provide telephone service, handle guest requests, and ensure guest satisfaction. You will be responsible for operating the telephone switchboard, answering calls, and directing them to the appropriate departments. You will also be knowledgeable about hotel services, amenities, and local information.

The Accounting Manager will oversee a remote team, ensuring compliance with accounting standards and regulatory requirements. Responsibilities include financial reporting, month-end close, budgeting, forecasting, and tax preparation. The role requires a Bachelor's degree in Accounting, +3 years of experience as an Accounting Manager, and strong knowledge of Dutch accounting standards.

Senior iOS Developer needed for a 3-month contract to improve the reliability and stability of an enterprise field operations app. Focus on sync hardening, data loss prevention, telemetry, and media upload resilience. Requires 5+ years of iOS development experience, proficiency in Swift, and experience with offline-first applications.

Lead front-end development workstreams for a global health and hygiene client. Develop and maintain Shopify themes and custom storefronts using Liquid, HTML, CSS, and JavaScript. Collaborate with design, marketing, and technical teams to understand requirements and ensure seamless integration. Drive quality through code reviews, unit testing, and performance optimization.

Product Owner to shape the vision and roadmap for new slot games. Deep knowledge of slot games and the casino industry required. Experience with math balancing and a portfolio of released online slot games are essential.

Powerplant Systems Specialist needed to support maintenance and engineering for executive jet fleet. Responsibilities include developing powerplant data, identifying fleet improvements, coordinating modifications, and reviewing reliability reports. Requires operational powerplant experience in EASA Part CAMO or Part 145 organizations.

Develop, test, and deploy frontend solutions, web tools, and customer interfaces for automotive IoT services. Experience with React, REST APIs, and CI/CD required.

The Integration Project Manager delivers data center infrastructure fit-out and integration with security, telco, and corpnet design and implementation. Responsibilities include supporting business objectives, managing construction phasing deliverables, and coordinating client snagging and handover processes. Requires experience in systems integration, infrastructure fit-out, and technical management for large construction projects.

Clinical Leads ensure clinical delivery of assigned projects, meeting regulatory, customer, and internal requirements. They manage clinical risks, quality, finances, and stakeholders.

The da Vinci Clinical Sales Associate will implement the clinical sales plan to drive utilization of the da Vinci Surgical System. Responsibilities include supporting surgical teams, developing a da VinciSurgery plan for each team, and providing guidance on system operations and applications. The role requires a bachelor's degree, two years of experience in medical device support or sales, and fluency in English and the local language.

Quantitative Consultant to process statistical data, develop predictive models, and conduct time-series and simulation modeling. Requires knowledge of modeling techniques, statistical programming languages, and big data tools.

Senior Security Engineer will design and implement secure infrastructure, including cloud environments, containers, and CI/CD pipelines. Responsibilities include detection and response readiness, secure systems design, and infrastructure as code. Collaboration with DevOps, engineering, and protocol security is essential.

SHES Specialist to implement and embed safety, health, environment, and security processes. Monitor compliance with Portuguese legislation, conduct investigations, and deliver SHES training. Requires a degree in a related field and experience in SHES management, preferably in manufacturing, mining, or heavy industry. Fluency in Portuguese and English is required.

Senior Data Engineer to design, develop, and optimize data pipelines using Databricks, Apache Spark, and SQL. Collaborate with stakeholders to translate data requirements into technical specifications. Ensure data quality and governance while documenting processes and contributing to best practices.

Growth Marketing Manager will own full-funnel growth execution, including outbound and inbound strategies. Responsibilities include building target account lists, running multi-touch campaigns, optimizing website conversion, and tracking performance metrics. Requires 5+ years of marketing experience with a focus on digital marketing, SEO, PPC, and content creation.

Experienced QA Engineer needed to support the development and execution of automated end-to-end functional regression tests using UFT. Must have mastery of UFT and ALMQC tools, VBScript, and experience in a banking sector environment.

Software Engineer will develop customer-specific projects, collaborate with Customer Success Managers, and create interfaces using Java and Spring Boot. Must have 4+ years of experience with Java and Spring Boot, experience in enterprise integrations, and understanding of Microservices and Kubernetes.

Lead a team of Technical Account Managers, providing technical expertise and client support. Manage client relationships, guide implementation, and resolve complex issues. Strong people leadership, technical skills, and project management experience required.