react English-speaking jobs in Valladolid

Lead the growth strategy for a travel & e-commerce company, expanding distribution channels, diversifying revenue streams, and launching new products.

Indra Space seeks a Cybersecurity Engineer to design software architectures using COTS and open-source components. The ideal candidate will analyze cybersecurity requirements, ensure compliance, and collaborate with cross-functional teams. Experience with SW COTS, preferably in the space domain, is required.

Technical Lead will shape the architecture and development of Kabilio's Accounting platform. Responsibilities include leading design decisions, mentoring engineers, and writing code across the stack. Requires 5+ years of software development experience, 1-2 years of technical leadership, and proficiency in TypeScript, JavaScript, Node.js, React, and PostgreSQL.

Senior Clinical Trial Assistant provides support for clinical trials, including communication, start-up activities, document management, and vendor coordination. Requires 5+ years of experience in a CRO or pharmaceutical company, strong organizational skills, and proficiency in GCPs/ICH and local/international regulations.

Software Development Engineer will design, build, and deploy distributed software systems for a global customer base. Responsibilities include developing software for various sensors, mobile clients, and cloud server systems, collaborating with engineers and applied scientists, and improving existing technical services. Requires a Bachelor's degree in Computer Science or related field, 3+ years of professional software development experience, and proficiency in Java, Python, React, and AWS Serverless technologies.

Senior Technical Lead for AI/ML solutions in the IMS domain. Lead technical architecture, design reusable AI products, and mitigate risks. Provide hands-on technical guidance and enforce technical governance. 15+ years of enterprise software engineering experience required.

As an Assistant Store Manager at Ferragamo's La Roca Village store, you will support the Store Manager in driving sales performance and creating a positive client experience. You will mentor team members, communicate effectively, and contribute to business action plans. Fluency in Spanish and English is required.

Senior Revenue Manager will maximize revenues, market share, and profitability for managed properties in partnership with General Hotel Managers. Responsibilities include strategic pricing, budgeting, forecasting, daily revenue management optimization, performance analysis, and communication with stakeholders. Requires 5+ years of experience as a Revenue Manager, a degree in a relevant field, fluency in English, and proficiency in revenue management systems.

Event Specialist focused on Hospitality to prepare and execute global tennis tournaments. Requires 2-5 years experience in sports and events, strong communication and organizational skills, and proficiency in MS Office. Must be detail-oriented, adaptable, and able to work independently and as part of a team.

Senior Software Engineer to build scalable web solutions. Focus on backend development, API architecture, and collaborating with cross-functional teams. Strong TypeScript experience and understanding of interface-driven design required.

Senior Machine Learning Engineer will design, build, and maintain machine learning pipelines and infrastructure for both conventional and GenAI models. Collaborate with data scientists to integrate machine learning models, including LLMs, into production systems. Develop and maintain data processing pipelines for structured and unstructured data.

Implement and execute PPC strategies across SEM and Paid Social channels. Manage and optimize campaigns in Google Ads, Facebook Business Manager, SA360, and Google Analytics. Analyze performance data to identify insights, improvement opportunities, and growth levers. Build and maintain reports and dashboards in Looker Studio. Collaborate with clients to understand their business needs and translate them into actionable PPC strategies. Continuously optimize campaigns using KPI-driven methodologies, budget management, and testing frameworks. Design and execute tests to improve performance and scalability. Apply AI for advanced data analysis and propose strategic and tactical optimizations.

Energy Project Manager to coordinate projects within the Energy Solutions Center of Excellence. Responsibilities include assessing energy markets, regulatory frameworks, and technical feasibility for energy solutions. The role also involves collaborating with utilities, MNOs, and regulators to support project alignment and deployment. Requires a university degree in engineering or a related field, fluency in Spanish and English, and at least 6 years of experience in energy markets.

Accountant will prepare bank reconciliations, journal entries, and balance sheet reconciliations. The role requires 2+ years of accounting experience, knowledge of GAAP/IFRS, and proficiency in MS Office and ERP systems. English fluency is required.

Experienced Scrum Master to support multiple Tech & Engineering squads within Receivables Finance. Strong GTB and Working Capital knowledge required. Support squads in adopting agile practices and evolving towards AI-native delivery models.

Leads global data strategy, ensuring data quality and effective use for decision-making and business profitability. Manages a team, partners with stakeholders, and drives innovation initiatives. Requires experience in data architectures, BI, and analytics.

Fractional Product Manager needed for a leading international digital product company. Own product discovery and delivery, translate business needs into product requirements, and collaborate with engineering teams. 6+ years of experience as a Product Manager in digital products required. Solid technical understanding and proven ability to connect product decisions with business impact.

Azure Machine Learning Engineer with 5+ years of experience designing, developing, and deploying AI models on Azure. Proficient in Python, PySpark, and ML frameworks (Scikit-learn, TensorFlow, PyTorch). Experience with Databricks, MLflow, and Azure Machine Learning. Solid understanding of data preprocessing, feature engineering, and model optimization.

Software Engineer to improve performance, resilience, and scalability of systems. Build backend features for the Sportsbook platform using Go (Golang). Collaborate with teams, design quality strategies, and create test automation frameworks.

Senior Sales Agent & Listing Manager will drive the full sales cycle, cultivate leads, and exceed sales targets. Develop and implement a listing department strategy, including setting goals, budgets, and hiring needs. Requires proven sales skills, marketing knowledge, and fluency in English and Spanish.