Top Tech Jobs & Startup Jobs in Madrid

Develop, deploy, and maintain scalable AI/ML pipelines and production models, including LLMs and generative AI. Optimize model performance, latency, and cost across AWS, GCP, and Azure. Apply MLOps practices such as CI/CD, versioning, monitoring, logging, and maintenance. Collaborate with data scientists, software engineers, solution architects, and cross-functional teams to integrate AI capabilities into products and workflows.

Provides technical leadership and defines architecture and roadmaps for telecommunications protocol decoding, data correlation, enrichment, and processing platforms. Designs scalable, maintainable solutions for Diameter, GTP, 5G SBI, IMS, VoLTE, VoNR, CUPS, and related 3GPP protocols. Establishes data models, quality standards, lineage, and enrichment rules; drives technology selection, architectural consistency, and platform reuse; collaborates with Product Management and Engineering; and mentors teams on complex software architecture challenges.

Own Curewiki’s commercial presence in Spain, developing the go-to-market strategy, generating a qualified life-sciences pipeline, and managing the full sales cycle through contract signature. The role also supports initial customer onboarding, account expansion, market representation, and coordination with enterprise sales, partnerships, and customer success teams. Candidates need an established Spanish life-sciences network, full-cycle sales experience, market-opening experience, native-level Spanish, professional English, AI-first working habits, and disciplined HubSpot pipeline management.

Own the user acquisition creative strategy for mobile games by researching market and competitor trends, generating creative hypotheses, developing production briefs, directing internal and external creators, and analyzing performance data. Build a continuous testing pipeline across video, UGC, gameplay, AI-generated, playable, and other ad formats. Use insights to identify winning concepts, combat creative fatigue, guide production partners, and improve UA performance.

Create original city quests featuring storylines, challenges, interactive tasks, routes, descriptions, and location photos. Test quests before publication and update them as needed. The role is remote and project-based, with onboarding, creative independence, and revenue sharing. Candidates should know their local area, write and tell stories well, demonstrate creativity and attention to detail, and work reliably and independently.

The Content Specialist will develop content strategies, create briefs, support copywriting and SEO optimization, and maintain a content calendar with the team.

Leads global commercial customer data governance, Customer 360 strategy, segmentation, data quality, reporting, and insight initiatives. Owns customer definitions and hierarchies across SAP and Salesforce, establishes governance and KPI standards, and aligns reporting and analytics investments with business value. Partners cross-functionally to improve data quality, reporting adoption, forecast accuracy, and AI readiness while driving change management and value realization across the commercial organization.

Build and ship full-stack features for a data intelligence SaaS platform, spanning backend services and frontend interfaces. Use AI coding assistants to accelerate development while applying sound engineering judgment. Participate in architecture discussions, code reviews, testing, incident response, troubleshooting, documentation, and knowledge sharing. Partner with product managers to translate requirements into technical solutions. The role emphasizes SaaS architecture, AWS cloud fundamentals, Docker, Kubernetes, CI/CD, agile delivery, autonomy, and production ownership.

Design, build, and own scalable backend services, APIs, and high-performance web frontends for an autonomous procurement platform. Improve reliability, security, and performance, implement async task pipelines, and collaborate with product and design. Mentor juniors, participate in code reviews, and leverage AI-assisted tools while shipping iteratively in a globally distributed, async-first team.

Manage a portfolio of hospitality customers, build strategic relationships, define success outcomes, improve product engagement, reduce churn, and identify upsell opportunities. Serve as the primary customer contact, handle escalations, analyze customer data, communicate feedback internally, recommend product improvements, and provide guidance on optimizing Cloudbeds software. Experience with European hospitality accounts is a significant plus.