Top Remote Jobs in Madrid

Build and own pricing data science capabilities, including demand and elasticity models, forecasting, willingness-to-pay models, pricing optimization, experimentation, and causal analysis. Deploy and monitor machine learning systems, establish governed pricing metrics, and partner with Commercial, Finance, and Product to improve margin and revenue. Set analytical standards for pricing decisions and build reusable analytical capabilities.

Provide after-hours travel counseling and booking services to corporate clients. Arrange complex domestic and international air, road, rail, and hotel travel using Amadeus GDS, follow travel policies, resolve customer and supplier issues, anticipate traveler needs, promote additional services, and support team coaching and service improvement.

Own the anti-fraud product roadmap across signup, payments, account protection, compute-abuse prevention, risk scoring, manual review, customer verification, and appeals. Partner with Trust & Safety, Engineering, Data Science, Analytics, and Legal to define detection rules, models, incident responses, experiments, and compliance processes. Monitor fraud losses, chargebacks, false positives, review throughput, and detection speed while minimizing customer friction.

Manage and optimize mobile programmatic advertising campaigns toward CPA, ROAS, and retention goals. Responsibilities include bid, budget, publisher, audience, creative, geographic, and pacing optimization; A/B testing; SQL-based campaign analysis; dashboard and reporting support; LLM-assisted diagnostics; and mobile attribution analysis. The role collaborates with customer success, product support, and supply teams while supporting client reporting and QBR preparation.

Own technical strategy for complex enterprise sales opportunities across discovery, solution design, validation, procurement, and close. Design scalable integrations using APIs, payment rails, and stablecoin infrastructure; lead demonstrations, workshops, proofs of concept, architecture reviews, and technical handoffs. Partner with Sales, Product, Engineering, Compliance, Security, and Delivery while identifying risks and product gaps. Mentor Solutions Engineers and develop reusable architectures, standards, enablement materials, and market insights.

Lead product design for Synthesia’s AI-native Sessions experiences. Own major design bets from problem framing through launch, establish design vision, prototype conversational and agentic interaction models, and partner with Product and Engineering leaders. The role emphasizes interaction and visual craft, systems thinking, user trust, transparency, control, enterprise needs, and measurable improvements to AI-driven workflows.

Own full-stack features from database schema and Java/Spring Boot backend services through React/TypeScript UI, deployment, and operations. Build APIs and event-driven workflows, maintain automated testing, improve observability, validate product impact with data, and guide architectural and UX trade-offs. Collaborate across engineering, design, product, and support teams while modernizing a legacy Backbone application and delivering scalable SaaS capabilities.

Drive European growth for electrical calibration, RF measurement, calibration software, and precision instrumentation solutions. Support distributors and key accounts through technical demonstrations, application guidance, training, installations, and complex sales cycles. Lead new product introductions, identify market opportunities, gather customer and competitive insights, contribute to product strategy, and build relationships with metrology institutes, calibration laboratories, semiconductor, aerospace, defense, chemical, and pharmaceutical organizations.

Manages the HR function across Nigeria, Curacao, and Suriname, covering recruitment, onboarding, employee relations, compliance, payroll, benefits, compensation, immigration, HR systems, reporting, governance, and office vendors. Advises leaders, supports organizational change, maintains employee records and policies, coordinates international assignments, and prepares board materials. The role serves as the organization’s sole HR representative and requires strong international HR judgment, cultural awareness, confidentiality, and stakeholder management.

Own the end-to-end enterprise architecture for a FinTech and cryptocurrency ecosystem spanning payments, cards, custody, wallets, mining, and core platforms. Define architecture standards, technology roadmaps, integration patterns, and service boundaries; design scalable, resilient distributed systems; lead architecture reviews; and guide technical decisions across engineering teams. Partner with CTO, engineering, product, and business stakeholders while addressing security, reliability, observability, performance, compliance, and technical debt.