react English-speaking jobs in Valladolid

As a Commercial and Technical Advisor, you will accelerate Rockpanel growth in Spain through technical and commercial support to the local operating company. You will act as a liaison between Rockpanel and Rockwool Spain, ensuring alignment with stakeholders across sales, technical services, marketing, and application & development. You will translate local market needs into fit-for-purpose solutions, optimize specifications, and drive project success.

Provides administrative and financial support to US and Spain subsidiaries. Tasks include payroll, invoicing, account reconciliation, and client communication. Requires fluency in Spanish and English, strong attention to detail, and proficiency in Microsoft Office.

Administrative & Compliance Officer needed for a leading innovation ecosystem. Manage financial control of projects, coordinate compliance framework, and oversee billing and reporting. Requires 2-3 years of experience in administration, finance, or compliance.

Office Assistant needed for a fast-growing digital company. Manage administrative tasks, provide reception support, coordinate events, and assist with vehicle administration. Requires excellent communication, a valid driving license (B), and proficiency in Spanish and English.

Digital Sales Associate fluent in Dutch with Inbound experience needed. Must have a sales aptitude, excellent closing skills, and be goal-oriented. Responsibilities include reaching sales goals, building relationships with potential clients, and cross-selling ADP products and services. Must be fluent in Dutch and English.

Finance & Administration Manager to oversee accounting, treasury, administration, and HQ HR functions. Experience in international trade, VAT complexity, and multi-currency operations required.

Senior/Lead Game Artist to create concepts and final assets for a high-energy casual mobile game. Responsibilities include market research, cross-team collaboration, and hands-on art creation. Requires strong 2D and 3D production skills, Unity experience, and a proven portfolio.

Machine Learning Platform Engineer to design, deploy, and operate production-grade AI systems. Responsibilities include building automated pipelines, running ML workloads on cloud platforms, and improving reliability and performance. Strong Python engineering background and experience supporting ML systems required.

Key Account Manager will drive sales goals by promoting company products to healthcare institutions and key customers. Responsibilities include building relationships with stakeholders, implementing marketing strategies, and monitoring account performance.

Senior Customer Success Manager will manage customer onboarding, training, and ongoing support for Intralinks platform. Requires business fluency in English and Spanish, native French, and 18+ months of customer success experience.

Test Engineer to design, execute, and standardize laser-induced dazzling and damage testing of space image sensors. Responsibilities include experimental setup development, test execution, and documentation. Requires MSc/PhD in EE/Physics/Optoelectronics and 5+ years in image sensor test & validation. Hands-on experience with laser-based experimental setups, imaging sensors, and software development is essential.

Manages partner relationships to achieve company bookings goals. Collaborates with cross-functional teams to develop joint value propositions and go-to-market plans. Drives deal registration, funnel creation, and pipeline development. Oversees channel partner relationships and conducts business reviews to track progress.

Associate, Business & Legal Affairs will provide legal advice and support Youplanet's business across projects. Responsibilities include drafting, reviewing, and negotiating agreements such as influencer, production, distribution, and brand partnership contracts. Must have professional-level English and Spanish fluency, a law degree, and 3+ years of entertainment law experience.

Tangent is seeking a passionate Customer Success Manager for a leading SaaS platform in Barcelona. You will build relationships with clients, understand their needs, and ensure they maximize their investment in the platform.

Data Analytics & Reporting professional to drive data-driven decision making in the Commercial organization. Analyze data from internal and external sources using SQL, PowerBI, and Excel. Lead data tracks for projects, including exploratory data analysis, BI support, and proof-of-concept development. Deliverables include increased customer data completeness, accuracy, and consistency, customer 360 insights dashboards, and customer size classification models.

From NTECHCON , we are looking for highly experienced consultants with a strong background in Generative AI development and algorithms to join our team and support cutting-edge AI initiatives. The work position is based on Saudi ArabiaKey ResponsibilitiesDesign, develop, and optimize Generative AI models and algorithms (LLMs, diffusion models, RAG, etc. ).

Accountant needed for a dynamic Finance team in central Madrid. Assist with daily accounting tasks, financial record-keeping, and reporting. Requires a degree in a related field, fluency in Spanish and English, and strong Excel skills.

Senior Customer Success Manager will manage relationships with key clients, ensuring their success with Infloww's products and services. Responsibilities include overseeing the customer lifecycle, providing tailored solutions, and collaborating with internal teams to resolve issues. The ideal candidate has a proven track record in SaaS, strong communication skills, and experience with CRM tools. Relocation to the Canary Islands is required.

The Project Financial Controller will oversee financial planning, budget control, and accounting for assigned projects. Responsibilities include monitoring costs and revenues, preparing financial reports, and collaborating with teams to ensure project viability.

Investment Analyst to support private equity investments in technology-enabled financial businesses. Responsibilities include financial analysis, valuation, company research, and portfolio monitoring. Seeking recent graduates or those graduating in 2026 with strong analytical skills and interest in finance and technology.