Jobs at Shalion

Develop scalable impact measurement and advanced analytics solutions for e-commerce data. Analyze pricing, availability, search, retail media, and sales data using causal inference, experimentation, and statistical methods. Collaborate with Product, Data Engineering, and ML Engineering to integrate models into the platform. Communicate findings clearly to business teams and clients, validate results, and mentor less experienced data scientists.

Provide hardware, software, network, office technology, and user support across Windows and macOS environments. Manage company assets, IT policies, business tools, Microsoft and Google platforms, single sign-on, domains, and technical documentation. Support ISO 27001 and EU AI Act compliance activities, including security and personnel training. Improve workplace productivity and user experience while assisting with office network management and IT administration.

Own the lifecycle of production machine learning systems, including deployment, monitoring, refactoring, testing, versioning, and CI/CD. Collaborate with data scientists and engineers to establish reliable interfaces and data flows. Provide technical guidance, review code, and promote scalable, maintainable engineering practices while productionizing models from notebooks.

Develop and maintain Node.js web scraping tools, research and debug scraping issues, bypass anti-bot protections, improve scraping efficiency, configure data projects, analyze web and app functionality, and implement Java applications. The role requires strong HTTP and network protocol knowledge, proactive troubleshooting, collaboration, and English proficiency. Work is primarily onsite in Ituzaingo, Buenos Aires, with one home-office day.

Own and evolve Shalion’s data platform foundations, including Snowflake, AWS lakehouse infrastructure, Iceberg tables, Airflow orchestration, and Terraform-managed infrastructure. Manage access controls, IAM integrations, CI/CD, security, governance, reliability, and cost efficiency. The role requires production experience with data platforms or infrastructure, strong Snowflake and AWS knowledge, infrastructure-as-code expertise, and effective communication with technical and non-technical stakeholders.

Coordinate data project setup, delivery, maintenance, and issue resolution. Collaborate cross-functionally, monitor data quality, support process automation and algorithm improvements, and help optimize tools and workflows. The role requires strong organization, analytical ability, stakeholder communication, and Spanish and English proficiency in a hybrid Barcelona environment.

Lead backend engineering across multiple products, own technology and architecture decisions, manage an existing engineer, and remain hands-on. Build unified engineering standards, processes, and frameworks; translate stakeholder needs into technical roadmaps; and integrate AI-powered workflow automation into products. The role combines people management, product collaboration, backend development, and technical leadership across a growing product portfolio.

Manage full accounting cycle for Spain and US entities, handle intercompany reconciliations and eliminations, support consolidation in multi-currency environment, execute month-end/year-end close, prepare financial statements and tax/VAT filings, maintain bank and fixed asset reconciliations, support audits, and improve accounting processes and ERP systems.

Lead accounting and admin (2 FTE) to scale finance from €10M to €30M ARR. Own AP/AR, month‑end close, consolidation across Spain and US, cash management, audits, tax/compliance, FP&A and SaaS reporting. Implement ERP and automation, build controls, hire and mentor the finance team, and partner with HR and external advisors on payroll, transfer pricing, and legal filings.